CN210297790U - Electronic device - Google Patents

Abstract

The utility model discloses an electronic equipment, include: the shell is provided with an inner cavity and an opening communicated with the inner cavity; a driven device; actuating mechanism, actuating mechanism sets up in the inner chamber of casing, and actuating mechanism includes elastic component and guide, wherein: one end of the elastic piece is connected with the shell, the other end of the elastic piece is connected with the driven device, the elastic piece is a conductive memory material piece, and under the condition of increasing the electrifying current of the elastic piece, the elastic piece stretches to drive the driven device to extend out of the shell through the opening; under the condition of reducing the electrifying current of the elastic piece, the elastic piece retracts to drive the driven device to retract into the shell through the opening; one end and the casing of guide link to each other, and the other end of guide links to each other with driven device, and the guide cooperates with the elastic component in order to provide the deformation direction for the elastic component through the guide. The scheme can solve the problems that the traditional driving mechanism on the electronic equipment is large in size, heavy in mass, easy to generate noise and the like.

Description

Electronic device

Technical Field

The utility model relates to a communication equipment technical field especially relates to an electronic equipment.

Background

With the advancement of technology and the development of electronic devices, the screen occupation of electronic devices by users is increasing. The large screen occupation ratio enables the electronic equipment to be required to embed some driven devices in the electronic equipment, such as a camera module, a receiver module, a fingerprint identification module and the like, the driven devices can enter and exit from the through hole of the electronic equipment shell under the driving of the driving mechanism, the arrangement mode reduces the occupation of the driven devices on the screen, and the screen occupation ratio is increased.

In general, the driving mechanism mainly comprises a driving motor and a transmission device. However, driving motor and transmission are bulky relatively to influence electronic equipment's inner space overall arrangement, simultaneously because transmission generally is metal material, make actuating mechanism's whole quality great, thereby driving motor during operation also can produce certain noise and influence user experience.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an electronic equipment to solve traditional actuating mechanism volume on the electronic equipment great, the quality is heavier and produce the noise scheduling problem easily.

In order to solve the above problem, the utility model adopts the following technical scheme:

an electronic device, comprising:

a housing having an interior cavity and an aperture in communication with the interior cavity;

a driven device;

a drive mechanism disposed in the interior cavity of the housing,

the drive mechanism includes an elastic member and a guide member, wherein:

one end of the elastic piece is connected with the shell, the other end of the elastic piece is connected with the driven device, the elastic piece is made of a conductive memory material, and under the condition that the current of the elastic piece is increased, the elastic piece stretches to drive the driven device to extend out of the shell through the opening; under the condition of reducing the electrifying current of the elastic piece, the elastic piece retracts to drive the driven device to retract into the shell through the opening;

one end of the guide piece is connected with the shell, the other end of the guide piece is connected with the driven device, and the guide piece is matched with the elastic piece to provide deformation guide for the elastic piece through the guide piece.

The utility model discloses a technical scheme can reach following beneficial effect:

the embodiment of the utility model discloses among the electronic equipment, elastic component one end that actuating mechanism contained is connected in the casing, and the other end is connected in being driven the device, through the big or small control to the circular telegram electric current of elastic component to can control the extension or the shrink of elastic component, and then the control is by the moving direction of drive device, finally realize to being driven the flexible control of device, compare in present electronic equipment adoption driving motor, drive arrangement etc. complex construction's actuating mechanism, the embodiment of the utility model discloses an electronic equipment's actuating mechanism has advantages such as relative volume is less, simple structure, the quality is lighter and the noise is little. Meanwhile, the driving mechanism also comprises a guide piece, and the guide piece can prevent the driven device from deviating in the moving direction to a great extent, so that the driven device is prevented from colliding with the opening hole to cause damage.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic partial cross-sectional view of an electronic device according to an embodiment of the present invention;

fig. 2-fig. 3 are partial schematic views of the driven device of the electronic device in different positions according to the embodiment of the present invention.

Description of reference numerals:

100-shell, 110-opening, 120-frame;

200-a driven device;

300-a driving mechanism, 310-an elastic piece, 320-a guide piece, 321-a telescopic sleeve piece, 330-a first bracket and 340-a second bracket;

400-waterproof silicone piece;

500-current controller.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

As shown in fig. 1-3, an embodiment of the present invention discloses an electronic device, which includes a housing 100, a driven device 200, and a driving mechanism 300.

The housing 100 is a peripheral member of the electronic apparatus, and the housing 100 can provide a mounting base for other constituent members of the electronic apparatus. The housing 100 has an interior cavity and an opening 110 in communication with the interior cavity. Specifically, the housing 100 includes a frame 120, and the frame 120 may have an opening 110. Of course, the opening 110 may be opened at other positions of the housing 100, and the embodiment does not limit the specific position of the opening 110 on the housing 100.

The driven device 200 is disposed on the housing 100 and is movable relative to the housing 100 to enter and exit the housing 100 through the opening 110.

The driving mechanism 300 is arranged in the inner cavity of the shell 100, the driving mechanism 300 is connected with the driven device 200, the driving mechanism 300 can drive the driven device 200 to move, and particularly, when the driven device 200 needs to work, the driving mechanism 300 drives the driven device 200 to extend out of the shell 100 through the opening 110; after the driven device 200 is completed, the driving mechanism 300 can drive the driven device 200 to retract into the inner cavity of the housing 100 through the opening 110, thereby hiding the driven device 200 in the housing 100.

The driven device 200 can normally only be extended out of the housing 100 to avoid the housing 100 from being shielded and thus operate. The kind of driven device 200 can have the multiple, the utility model discloses the driven device 200 that the embodiment discloses can include at least one in camera, flash light, fingerprint identification module, the receiver, the embodiment of the utility model does not restrict by the specific kind of driven device 200.

In the disclosed embodiment of the present invention, the driving mechanism 300 includes an elastic member 310 and a guiding member 320, the elastic member 310 is a conductive memory material member, the shape memory material is a known material, the shape memory material can realize extension or contraction according to the temperature change caused by the change of the current in the power-on state due to the resistance effect in the conductive state, and what the elastic member 310 utilizes is the characteristic that the shape memory material can maintain a specific shape at a specific temperature, thereby realizing the driving of the driven device 200.

Specifically, one end of the elastic member 310 is connected to the housing 100, the other end of the elastic member 310 is connected to the driven device 200, and since the driven device 200 is movably disposed on the housing 100, when the driven device 200 operates, the current applied to the elastic member 310 is increased, so that the elastic member 310 extends to drive the connected driven device 200 to move out of the housing 100 through the opening 110, and when the driven device 200 completes the operation, the current applied to the elastic member 310 is decreased, so that the elastic member 310 contracts to drive the connected driven device 200 to move into the inner cavity of the housing 100 through the opening 110.

One end of the guide member 320 is connected to the housing 100, the other end of the guide member 320 is connected to the driven device 200, and the guide member 320 cooperates with the elastic member 310 to provide a deformation guide for the elastic member 310 through the guide member 320. In a specific working process, the guide member 320 can reduce the deviation of the elastic member 310 when driving the driven device 200 to move, and ensure the stability and consistency of the driven device 200 when moving, so as to avoid the collision between the driven device 200 and the opening 110 as much as possible, and further prevent the driven device 200 from being worn.

Can know through above-mentioned working process, the utility model discloses among the electronic equipment, elastic component 310 one end that actuating mechanism 300 contained is connected in casing 100, and the other end is connected in driven device 200, through the big or small control to elastic component 310's circular telegram electric current, thereby can control elastic component 310's extension or shrink, and then the control is driven device 200's moving direction, finally realizes the control to being driven device 200 flexible, compares in present electronic equipment adoption driving motor, the actuating mechanism of complex structure such as transmission, the utility model discloses the actuating mechanism 300 of electronic equipment disclosed has advantages such as relative volume is less, simple structure, the quality is lighter and the noise is little. Meanwhile, the driving mechanism 300 further includes a guide 320, and the guide 320 can largely prevent the driven device 200 from shifting in the moving direction, and further prevent the driven device 200 from colliding with the opening 110 and being damaged.

The elastic member 310 may have various structures, for example, the elastic member 310 may be a helical extension spring, or may be a bent structure, and in a more preferred embodiment, the elastic member 310 may be a helical extension spring, and the elastic helical spring and the guide member 320 are more easily guided to cooperate, thereby facilitating the overall installation.

Of course, the guiding element 320 and the elastic element 310 may be arranged in sequence, and specifically, when the elastic element 310 is a helical extension spring, the guiding element 320 may be sleeved on the helical extension spring, so that the space may be fully utilized. In a specific embodiment, the guiding element 320 may be two parts, wherein one end of one part of the guiding element 320 may be connected to the driven device 200, and the other end may be sleeved with one end of the helical extension spring; one end of the other part of the guiding element 320 may be connected to the housing 100, and the other end may be sleeved with the other end of the helical extension spring, which, of course, also facilitates the installation of the elastic element 310.

The guiding element 320 may also be a whole, and in particular, one end of the guiding element 320 may be connected to the driven device 200, and the other end of the guiding element 320 may pass through the helical extension spring, so as to be connected to the casing 100, thereby achieving the guiding function.

Of course, the elastic members 310 and the guide members 320 which are matched with each other may be one or more groups corresponding to each other, and when the mass of the driven device 200 is small, that is, the required driving force is small, the elastic members 310 and the guide members 320 may be one group; when the driven device 200 has a large mass, that is, the required driving force is large, the elastic members 310 and the guide members 320 may be in one-to-one correspondence with each other, and of course, the driven device 200 can be moved more stably by the elastic members 310 and the guide members 320, so that the driven device 200 is stressed more evenly in the moving process, and the phenomenon of locking caused by uneven stress can be avoided.

When the guiding element 320 is an integral part, the structure of the guiding element 320 may be various, for example, the guiding element 320 may be a guiding rail device, and the guiding element 320 may also be a telescopic rod mechanism, and in order to save space and facilitate installation, in a more preferred embodiment, the guiding element 320 may be a telescopic rod mechanism, one end of the telescopic rod mechanism may be connected to the driven device 200, and the other end of the telescopic rod mechanism may be connected to the housing 100.

Specifically, the telescopic rod mechanism may include at least two telescopic external members 321 sequentially sleeved, the two adjacent telescopic external members 321 are in sliding fit, and meanwhile, one of the two telescopic external members 321 located at two ends of the at least two telescopic external members 321 is connected to the driven device 200, and the other is connected to the housing 100. The telescopic rod mechanism of the mechanism can better adapt to the position change of the driven device 200 in the moving process, and can occupy smaller space in the contraction state.

In the embodiment of the present invention, in order to ensure the reasonable utilization of the telescopic external member 321 and the assurance of the actual moving distance of the driven device 200, the telescopic rod mechanism can include three telescopic external members 321, and the three telescopic external members 321 are sequentially sleeved, as shown in fig. 1.

Meanwhile, a locking device may be disposed between two adjacent telescopic sleeves 321. In general, during the process of extending or retracting the elastic member 310, since the elastic member 310 has flexibility, when the elastic member 310 drives the driven device 200 to move to a specific working position of the driven device 200, the flexibility of the elastic member 310 causes the driven device 200 to easily shake, thereby affecting the use experience, so that when the elastic member 310 drives the driven device 200 to move to the specific working position, the locking device can lock the adjacent telescopic sleeve 321 to fix the driven device 200 at the working position; after the driven device 200 is operated, the elastic member 310 drives the driven device 200 to retract into the inner cavity of the housing 100 due to the driving force of the elastic member 310 moving the telescopic sleeve 321 and opening the locking device.

Specifically, the locking device may be in the adjacent telescopic external members 321, one of the telescopic external members may be provided with a slot, and the other of the telescopic external members may be provided with a protrusion, and the slot and the protrusion may be connected in a positioning fit manner, so as to ensure that the extending position between the two adjacent telescopic external members 321 is fixed. During the retraction of the driven device 200, the larger driving force applied by the elastic member 310 can separate the engaging groove from the protrusion, thereby achieving the release of the positioning engagement. The mutual position of the clamping groove and the protrusion can be set according to the working position of the specific driven device 200, and of course, the locking device can also be other devices capable of achieving the locking function, the utility model discloses do not limit specific locking device.

Of course, in order to stabilize the driving force applied to the driven device 200, the electronic apparatus may further include a current controller 500 and a position sensor, the position sensor may detect the position information of the driven device 200, and the current controller 500 may control the current when the elastic member 310 is energized according to the position information of the driven device 200.

Specifically, one end of the current controller 500 and one end of the position sensor are electrically connected to a control center of the electronic device (for example, a central processing unit of the electronic device), the other end of the current controller 500 is electrically connected to the elastic member 310, and the other end of the position sensor may be connected to the driven device 200. In a specific embodiment, the position sensor detects the position information of the driven device 200, so as to transmit the position information to the control center, and the control center further transmits the position information of the driven device 200 to the current controller 500, and further, the current controller 500 can control the magnitude of the current when the elastic member 310 is energized according to the position information of the driven device 200, so as to make the elastic member 310 more stable for the driving force of the driven device 200.

In the electronic device disclosed in the embodiment of the present invention, the elastic member 310 on the driving mechanism 300 is extended or contracted according to the change of the self temperature, so as to drive the driven device 200 to move, but because the elastic member 310 is heated, the heat will be transferred to other devices, and then other devices will be heated to lose efficacy, so that the elastic member 310 needs a certain heat insulation treatment to avoid the diffusion of the self temperature.

Based on this, in more preferred scheme, the surface of elastic component 310 can be equipped with the insulating layer and prevent the heat diffusion, and the material of insulating layer can have a plurality ofly, in the embodiment of the utility model discloses an, the insulating layer can be high temperature thermal barrier coating, and this kind of material has insulating, high temperature resistant and anticorrosive advantage.

Of course, when the energizing current of the elastic element 310 is too large, the heat generated by the elastic element 310 is still transferred to the outside, so that a heat conducting layer may be further disposed in the inner cavity of the casing 100, the heat conducting layer may be disposed at a position close to the driving mechanism 300, and the heat conducting layer can transfer the heat of the elastic element 310 diffused to the outside of the body of the elastic element 310 to the casing 100, so that the heat is uniformly dispersed, thereby preventing the heat from being too concentrated to cause the failure of other devices due to heating. The heat conducting layer can be made of a heat conducting graphite film or other materials with the heat conducting function.

In the embodiment of the present disclosure, the driving mechanism 300 may further include a first bracket 330 and a second bracket 340, both one end of the elastic member 310 and one end of the guiding member 320 may be connected to the driven device 200 through the first bracket 330, and both the other end of the elastic member 310 and the other end of the guiding member 320 may be connected to the casing 100 through the second bracket 340.

The first bracket 330 and the second bracket 340 may provide mounting positions for the elastic member 310 and the guide member 320, and such a connection may prevent the driven device 200 from being damaged due to the direct connection between the elastic member 310 and the guide member 320 on the driven device 200, and at the same time, the first bracket 330 and the second bracket 340 may facilitate the mounting of the driving mechanism 300, specifically, the first bracket 330, the second bracket 340, the elastic member 310 and the guide member 320 may be first mounted as an integral component, and then the integral component may be mounted in the inner cavity of the housing 100.

The utility model discloses an in the embodiment, the inboard edge of trompil 110 can be around being provided with waterproof silica gel piece 400, waterproof silica gel piece 400 can with by drive device 200 sliding seal contact, waterproof silica gel piece 400 not only can play waterproof, dirt-proof effect, can also play certain guide effect to being driven device 200.

The embodiment of the utility model discloses electronic equipment can read equipment such as ware, wearable equipment for smart mobile phone, panel computer, electronic book. Of course, this electronic equipment can also be other equipment, and the embodiment of the utility model discloses the concrete kind of not restriction electronic equipment.

The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, then no longer describe here.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. An electronic device, comprising:

a housing (100), the housing (100) having an interior cavity and an aperture (110) in communication with the interior cavity;

a driven device (200);

a drive mechanism (300), the drive mechanism (300) disposed in an internal cavity of the housing (100), the drive mechanism (300) comprising a resilient member (310) and a guide member (320), wherein:

one end of the elastic piece (310) is connected with the shell (100), the other end of the elastic piece (310) is connected with the driven device (200), the elastic piece (310) is a conductive memory material piece, and under the condition that the electrifying current of the elastic piece (310) is increased, the elastic piece (310) stretches to drive the driven device (200) to extend out of the shell (100) through the opening (110); under the condition of reducing the electrifying current of the elastic member (310), the elastic member (310) retracts to drive the driven device (200) to retract into the shell (100) through the opening (110);

one end of the guide member (320) is connected with the housing (100), the other end of the guide member (320) is connected with the driven device (200), and the guide member (320) is matched with the elastic member (310) to provide deformation guide for the elastic member (310) through the guide member (320).

2. The electronic device of claim 1, wherein the elastic member (310) is a helical extension spring.

3. The electronic device of claim 2, wherein the helical extension spring is sleeved on the guide member (320).

4. The electronic device of claim 3, wherein the elastic member (310) and the guide member (320) are one or more groups corresponding to each other.

5. The electronic device according to claim 4, wherein a surface of the elastic member (310) is provided with a heat insulating layer.

6. The electronic device of claim 1, wherein a thermally conductive layer is disposed in the interior cavity of the housing (100), the thermally conductive layer being disposed adjacent to the drive mechanism (300).

7. The electronic device of claim 1, wherein the guiding element (320) is a telescopic rod mechanism, one end of the telescopic rod mechanism is connected to the driven element (200), and the other end of the telescopic rod mechanism is connected to the housing (100).

8. The electronic device according to claim 7, wherein the telescopic rod mechanism comprises at least two telescopic sleeves (321) which are sequentially sleeved, the adjacent two telescopic sleeves (321) are in sliding fit, one of the two telescopic sleeves (321) at two ends of the at least two telescopic sleeves (321) is connected with the driven device (200), and the other is connected with the housing (100).

9. The electronic device of claim 8, wherein a locking device is disposed between two adjacent telescopic sleeves (321).

10. The electronic apparatus according to claim 1, wherein the driving mechanism (300) further comprises a first bracket (330) and a second bracket (340), one end of the elastic member (310) and one end of the guide member (320) are connected to the driven device (200) through the first bracket (330), and the other end of the elastic member (310) and the other end of the guide member (320) are connected to the housing (100) through the second bracket (340).

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