CN209756974U - Electromagnetic driving type support applied to electronic product - Google Patents
Electromagnetic driving type support applied to electronic product Download PDFInfo
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- CN209756974U CN209756974U CN201920206552.6U CN201920206552U CN209756974U CN 209756974 U CN209756974 U CN 209756974U CN 201920206552 U CN201920206552 U CN 201920206552U CN 209756974 U CN209756974 U CN 209756974U
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- clamping arm
- electromagnet
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Abstract
The utility model discloses an electromagnetic drive type bracket applied to electronic products, which comprises a base, a left clamping arm, a right clamping arm, a driving mechanism and a controller, wherein the left clamping arm and the right clamping arm are movably arranged on the base, a left rack is arranged on the left clamping arm, and a right rack is arranged on the right clamping arm; the driving mechanism comprises a gear, a vertical arm and an electromagnet; the gear is pivoted in the base, and the left rack and the right rack are respectively meshed with the gear; the vertical arm can be arranged in the base in a vertically sliding mode, a vertical rack is arranged on the vertical arm, the vertical rack is meshed with the gear, a permanent magnet is arranged at the lower end of the vertical arm, and the electromagnet is arranged in the base and is opposite to the permanent magnet. Therefore, the left and right clamping arms are folded or loosened by changing the polarity of the electromagnet to adsorb or repel the permanent magnet. The support is simple in overall structure, convenient and fast to operate, automatic clamping or loosening of the support is achieved, and convenience is provided for users.
Description
Technical Field
The utility model belongs to the technical field of the support for the electronic product and specifically relates to indicate a be applied to electronic product's electromagnetic drive type support.
Background
Electronic equipment commonly used in daily life such as mobile phones and tablet computers has practical functions such as communication and navigation, and therefore becomes indispensable intelligent electronic equipment for drivers to drive cars and go out. Many people often use mobile phones to navigate when driving, and if holding the mobile phones on the hands, the mobile phones will hinder the driving action of the driver, if putting the mobile phones on the windshield or on the platform in front of the steering wheel, the sight line of the driver will be affected, and in the driving process of the automobile, the mobile phones are likely to slip off due to unstable fixation, thereby causing more inconvenience to the driver. In the automobile parts market, vehicle-mounted brackets are produced accordingly.
The existing vehicle-mounted support can clamp a mobile phone and a tablet personal computer, and then the vehicle-mounted support is arranged on an air outlet, a steering wheel or a windshield of an automobile, so that a driver can watch the vehicle-mounted support conveniently. However, the existing vehicle-mounted bracket usually lacks the function of automatic clamping or loosening, and although the electric bracket can realize automatic clamping or loosening, the structure is complex, the cost is high, and the failure rate is high. Therefore, the existing vehicle-mounted bracket should be improved to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide an electromagnetic driving type bracket for electronic products, which can achieve the closing or loosening of the left and right clamping arms by changing the polarity of the electromagnet to adsorb or repel the permanent magnet. The support is simple in overall structure, convenient and fast to operate, automatic clamping or loosening of the support is achieved, and convenience is provided for users.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
An electromagnetic driving type bracket applied to an electronic product comprises a base, a left clamping arm, a right clamping arm, a driving mechanism and a controller, wherein the left clamping arm and the right clamping arm are arranged on the base; the driving mechanism comprises a gear, a vertical arm and an electromagnet which is controlled by the controller and can change the electromagnetic polarity; the gear is pivoted in the base, and the left rack and the right rack are respectively meshed with the gear; the vertical arm can be arranged in the base in a vertically sliding mode, a vertical rack is arranged on the vertical arm, the vertical rack is meshed with the gear, a permanent magnet is arranged at the lower end of the vertical arm, and the electromagnet is arranged in the base and is opposite to the permanent magnet.
As a preferred embodiment: an extension part is vertically arranged in the middle of the lower end of the vertical arm, and the permanent magnet is installed on the extension part and is opposite to the electromagnet.
As a preferred embodiment: the lower end of the base can be vertically and slidably provided with a bottom supporting arm, a microswitch used for triggering the controller to control the electromagnet to adsorb or repel the permanent magnet is arranged in the base, and the microswitch is positioned beside the side of the bottom supporting arm and is opened or closed along with the up-and-down sliding of the bottom supporting arm.
As a preferred embodiment: and an inductive switch or a button switch connected with the controller is arranged on the base.
As a preferred embodiment: the electromagnet is positioned between the bottom supporting arm and the vertical arm.
As a preferred embodiment: the left clamping arm and the right clamping arm can be transversely installed in the base in a sliding mode.
As a preferred embodiment: the base is internally provided with an elastic element for promoting the left clamping arm and the right clamping arm to reset, and the elastic element is connected between the vertical arm and the base or between the gear and the base.
As a preferred embodiment: the base is internally provided with a sliding groove for the transverse sliding of the left clamping arm and the right clamping arm, a limiting post for limiting the sliding of the left clamping arm and the right clamping arm is arranged in the sliding groove, limiting grooves are respectively arranged on the left clamping arm and the right clamping arm corresponding to the limiting post, and the limiting post is inserted into the limiting groove.
As a preferred embodiment: and a power supply interface for supplying power to the electromagnet is arranged on the base.
As a preferred embodiment: the base is provided with a wireless charging module for wirelessly charging the electronic product.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, adsorb or repel the permanent magnet through changing the electro-magnet polarity to combine vertical arm and gear and control the linkage structure of centre gripping arm to realize controlling the folding or loosening of centre gripping arm. The support is simple in overall structure, convenient and fast to operate, automatic clamping or loosening of the support is achieved, and convenience is provided for users.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a perspective view of the bracket of the present invention;
FIG. 2 is a perspective view of the bracket of the present invention from another perspective;
FIG. 3 is a perspective view of the inner structure of the bracket of the present invention;
Fig. 4 is an exploded perspective view of the inner structure of the bracket of the present invention.
The attached drawings indicate the following:
10. Base 11, chute
12. Limiting column 20 and left clamping arm
21. Left rack 22 and limit groove
30. Right clamping arm 31, right rack
32. limiting groove 40 and driving mechanism
41. Gear 42, vertical arm
43. electromagnet 44, extension
45. Permanent magnet 46, vertical rack
50. Controller 60, elastic element
70. Bottom support arm 71, limit groove
80. Microswitch 90 and wireless charging module
100. A power supply interface.
Detailed Description
The utility model discloses as shown in fig. 1 to 4, a be applied to electromagnetic drive formula support of electronic product, including base 10, install left centre gripping arm 20, right centre gripping arm 30 on base 10, be used for driving actuating mechanism 40 of left centre gripping arm 20 and right centre gripping arm 30 action and be used for controlling actuating mechanism 40 moving controller 50 (not shown in the figure), wherein:
The left clamping arm 20 and the right clamping arm 30 can be transversely installed on the base 10 in a sliding manner, a left rack 21 is arranged on the left clamping arm 20, and a right rack 31 is arranged on the right clamping arm 30; the driving mechanism 40 comprises a gear 41, a vertical arm 42 and an electromagnet 43 controlled by the controller 50 and capable of changing the electromagnetic polarity, wherein the gear 41 is pivoted in the base 10, and the left rack 21 and the right rack 31 are respectively meshed with the lower half parts of the gear 41; the vertical arm 42 can be slidably mounted in the base 10 up and down, a vertical rack 46 is arranged on the vertical arm, the vertical rack 46 is engaged with the upper half part of the gear 41, an extending part 44 is vertically arranged in the middle of the lower end of the vertical arm 42, a permanent magnet 45 is arranged on the extending part 44, the electromagnet 43 is mounted in the base 10 and is opposite to the permanent magnet 45, and the electromagnet 43 is connected with the controller 50; and an elastic member 60 (not shown) for restoring the left and right clamp arms 20 and 30 may be provided on the base 10, the elastic member 60 being connected between the base 10 and the vertical arm 42 or between the base 10 and the gear 41. A sliding groove 11 for the left clamping arm 210 and the right clamping arm 30 to slide transversely is arranged in the base 10, a limiting post 12 for limiting the sliding of the left clamping arm 20 and the right clamping arm 30 is arranged in the sliding groove 11, limiting grooves 22 and 32 are respectively arranged on the left clamping arm 20 and the right clamping arm 30 corresponding to the limiting post 12, and the limiting post 12 is inserted in the limiting grooves 22 and 32.
it should be noted that the elastic element 60 is optionally used as an auxiliary component in the bracket, and the elastic element 60 may be a compression spring, a tension spring, or a torsion spring, etc., wherein the compression spring or the tension spring is connected between the base 10 and the vertical arm 42; the torsion spring is connected between the base 10 and the gear 41; further, the elastic member 60 may be in the form of a rubber band or a spiral spring, in addition to the above-listed forms.
In addition, a bottom supporting arm 70 is vertically slidably disposed at the lower end of the base 10, a micro switch 80 for triggering the controller 50 to control the electromagnet 43 to adsorb or repel the permanent magnet 45 is disposed in the base 10, the micro switch 80 is connected to the controller 50, is located beside the bottom supporting arm 70, and is opened or closed along with the up-and-down sliding of the bottom supporting arm 70 (the form of the switch can be replaced by an inductive switch or a button switch, and the inductive switch or the button switch is connected to the controller); the electromagnet 43 is positioned between the bottom support arm 70 and the vertical arm 42; the lower end of the base 10 is provided with a position-limiting post 12 for limiting the sliding of the bottom supporting arm 70, and the bottom supporting arm 70 is provided with a position-limiting groove 71 corresponding to the position-limiting post 12, and the position-limiting post 12 is inserted into the position-limiting groove 71. Besides the micro switch 80, an inductive switch (not shown) or a push button switch (not shown) for triggering the mobile phone stand to open is further disposed on the base 10.
The above embodiment is described by taking the example of the lateral sliding type of the left and right clamp arms 20 and 30, and other forms such as the Y-shaped distribution of the left and right clamp arms and the bottom support arm 70 can be realized by using the similar principle. The current, voltage, power value, response time (buffer time), etc. of the electromagnet 43 may be preset by programming or other means according to actual needs.
In addition, a wireless charging module 90 and a power supply interface 100 for wirelessly charging the electronic product are disposed on the base 10, and a partition (not shown) is added between the wireless charging module 90 and the electromagnet 43 to separate them in order to avoid interference between the wireless charging module 90 and the electromagnet 43. And a rechargeable battery can be arranged in the bracket to supply power to the wireless charging module 90 and the electromagnet 43, and the power can also be directly supplied by the power supply interface 100.
The working principle of the bracket is as follows: when the mobile phone is placed, the micro switch 80 is triggered, the controller 50 controls the electromagnet 43 to adsorb the permanent magnet 45 (the principle that opposite attraction of magnets can be realized by changing the current direction or the magnetic field direction of the electromagnet 43), the vertical arm 42 slides downwards to drive the gear 41 to rotate, and the left clamping arm and the right clamping arm are linked to clamp the mobile phone; when the mobile phone is taken out, the induction switch or the button switch is touched, the controller 50 controls the electromagnet 43 to repel the permanent magnet 45 (the principle that like poles of the magnets repel each other can be realized by changing the current direction or the magnetic field direction of the electromagnet), the vertical arm 42 slides upwards to drive the gear 41 to rotate, the left clamping arm and the right clamping arm are linked to release the mobile phone, and the mobile phone can be taken out at the moment.
It should be noted that the magnetic force of the permanent magnet 45 is smaller than the driving force of the elastic element 60, that is, after the electromagnet 43 is powered off, the attraction force of the permanent magnet 45 to the electromagnet 43 does not affect the reset of the elastic element 60.
The utility model discloses a design is key to be put in, adsorbs or repels the permanent magnet through changing the electro-magnet polarity to combine vertical arm and gear and control the linkage structure of centre gripping arm to realize controlling the folding of centre gripping arm or loosen. The support is simple in overall structure, convenient and fast to operate, automatic clamping or loosening of the support is achieved, and convenience is provided for users.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a be applied to electronic product's electromagnetic drive type support which characterized in that: the clamping device comprises a base, a left clamping arm, a right clamping arm, a driving mechanism and a controller, wherein the left clamping arm and the right clamping arm are arranged on the base; the driving mechanism comprises a gear, a vertical arm and an electromagnet which is controlled by the controller and can change the electromagnetic polarity; the gear is pivoted in the base, and the left rack and the right rack are respectively meshed with the gear; the vertical arm can be arranged in the base in a vertically sliding mode, a vertical rack is arranged on the vertical arm, the vertical rack is meshed with the gear, a permanent magnet is arranged at the lower end of the vertical arm, and the electromagnet is arranged in the base and is opposite to the permanent magnet.
2. An electromagnetic driving type stand applied to electronic products according to claim 1, characterized in that: an extension part is vertically arranged in the middle of the lower end of the vertical arm, and the permanent magnet is installed on the extension part and is opposite to the electromagnet.
3. An electromagnetic driving type stand applied to electronic products according to claim 1, characterized in that: the lower end of the base can be vertically and slidably provided with a bottom supporting arm, a microswitch used for triggering the controller to control the electromagnet to adsorb or repel the permanent magnet is arranged in the base, and the microswitch is positioned beside the side of the bottom supporting arm and is opened or closed along with the up-and-down sliding of the bottom supporting arm.
4. An electromagnetic driving type stand applied to electronic products according to claim 1, characterized in that: and an inductive switch or a button switch connected with the controller is arranged on the base.
5. The electromagnetic driving type stand applied to electronic products according to claim 2, wherein: the electromagnet is positioned between the bottom supporting arm and the vertical arm.
6. an electromagnetic driving type stand applied to electronic products according to claim 1, characterized in that: the left clamping arm and the right clamping arm can be transversely installed in the base in a sliding mode.
7. An electromagnetic driving type stand applied to electronic products according to claim 1, characterized in that: the base is internally provided with an elastic element for promoting the left clamping arm and the right clamping arm to reset, and the elastic element is connected between the vertical arm and the base or between the gear and the base.
8. An electromagnetic driving type stand applied to electronic products according to claim 1, characterized in that: the base is internally provided with a sliding groove for the transverse sliding of the left clamping arm and the right clamping arm, a limiting post for limiting the sliding of the left clamping arm and the right clamping arm is arranged in the sliding groove, limiting grooves are respectively arranged on the left clamping arm and the right clamping arm corresponding to the limiting post, and the limiting post is inserted into the limiting groove.
9. An electromagnetic driving type stand applied to electronic products according to claim 1, characterized in that: and a power supply interface for supplying power to the electromagnet is arranged on the base.
10. An electromagnetic driving type stand applied to electronic products according to claim 1, characterized in that: the base is provided with a wireless charging module for wirelessly charging the electronic product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920206552.6U CN209756974U (en) | 2019-02-18 | 2019-02-18 | Electromagnetic driving type support applied to electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920206552.6U CN209756974U (en) | 2019-02-18 | 2019-02-18 | Electromagnetic driving type support applied to electronic product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209756974U true CN209756974U (en) | 2019-12-10 |
Family
ID=68751729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920206552.6U Active CN209756974U (en) | 2019-02-18 | 2019-02-18 | Electromagnetic driving type support applied to electronic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209756974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116054353A (en) * | 2023-03-28 | 2023-05-02 | 南昌龙旗信息技术有限公司 | Automatic clamping wireless charger and automatic clamping method |
-
2019
- 2019-02-18 CN CN201920206552.6U patent/CN209756974U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116054353A (en) * | 2023-03-28 | 2023-05-02 | 南昌龙旗信息技术有限公司 | Automatic clamping wireless charger and automatic clamping method |
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