CN104427802B - Electronic equipment - Google Patents

Abstract

An electronic device includes a casing, a memory card accommodated in the casing, a protection device and a trigger switch. The housing is provided with an opening, and the memory card is arranged opposite to the opening. The protection device is rotatably connected with the housing and arranged at the opening to open or close the opening. A trigger switch is accommodated in the housing and electrically connected to the memory card. When the protection device is rotated to open the opening, the protection device contacts the trigger switch to close the memory card. Card. In the electronic equipment provided by the present invention, a protection device is provided at the opening of the housing of the electronic equipment and a trigger switch electrically connected to the memory card is provided in the housing. When the protection device is rotated so that the protection device opens the opening, The protection device is in contact with the trigger switch to close the memory card, thereby protecting the data in the memory card from being damaged when the memory card is taken out.

Description

Electronic equipment

technical field

The invention relates to an electronic device, in particular to an electronic device with a removable memory card.

Background technique

Removable memory cards are widely used in electronic devices. When the consumer takes out the memory card from the electronic device, he often forcibly pulls out the memory card because the memory card and the electronic device are still performing data access, thereby causing damage and loss of data in the memory card.

Contents of the invention

In view of this, it is necessary to provide an electronic device that can protect the data in the memory card from being damaged when the memory card is taken out.

An electronic device provided in an embodiment of the present invention includes a housing and a memory card accommodated in the housing, the housing is provided with an opening, the memory card is arranged opposite to the opening, and the electronic device also It includes: a protection device, which is rotatably connected with the housing and arranged at the opening to open or close the opening; a trigger switch, which is accommodated in the housing and electrically connected with the memory card, when the protection device is rotated, When the device makes the protection device open the opening, the protection device contacts the trigger switch to close the memory card.

Preferably, the protection device includes a protection door and a trigger arm, the protection door is accommodated in the opening to close the opening, the trigger arm is formed by bending and extending from the protection door, and when the protection door is opened , the trigger arm contacts the trigger switch to close the memory card.

Preferably, the trigger arm includes a connecting portion and a triggering portion, the connecting portion vertically extends from the inner wall of the protective door, and the triggering portion vertically extends from the connecting portion.

Preferably, the housing includes a lower cover and an upper cover, the opening extends from the inner surface of the lower cover to the outer surface of the lower cover, the inner wall of the upper cover is protruded with a positioning column, and the trigger arm It also includes a positioning part arranged between the connecting part and the triggering part, and the positioning part cooperates with the positioning post to make the protective device and the housing rotatably connected.

Preferably, the positioning part includes a positioning shaft and a stop block, the stop block is protruded on the positioning shaft, the positioning post has an inner shaft hole, a first stop wall and a second stop wall, The first stop wall and the second stop wall pass through the inner shaft hole and the outer wall of the positioning column, the positioning shaft is located in the inner shaft hole, and the stop block is stopped by the first stop wall and the second stop wall.

Preferably, the stop block extends from the side wall of the positioning shaft toward the end of the trigger part, and the first stop wall and the second stop wall are arranged perpendicular to each other.

Preferably, the lower cover includes a rotating shaft, the rotating shaft extends from the bottom of the lower cover toward the upper cover, the end of the rotating shaft abuts against the trigger arm, and the trigger arm clips Hold between the rotating shaft and the positioning column so that the protection device is rotatably connected to the housing.

Preferably, the positioning part includes a positioning shaft and a stop block, the stop block is protruded on the positioning shaft, the positioning post has an inner shaft hole, a first stop wall and a second stop wall, The first stop wall and the second stop wall pass through the inner shaft hole and the outer wall of the positioning column, the positioning shaft is located in the inner shaft hole, and the stop block is stopped by the first stop wall and the second stop wall.

Preferably, the stop block extends from the side wall of the positioning shaft toward the end of the trigger part, and the first stop wall and the second stop wall are arranged perpendicular to each other.

In the electronic equipment provided in the embodiments of the present invention, a protection device is provided at the opening of the housing of the electronic equipment and a trigger switch electrically connected to the memory card is provided in the housing. When the protection device is rotated to open the opening, the The protection device is in contact with the trigger switch to close the memory card, so that the data in the memory card can be protected from being damaged when the memory card is taken out.

Description of drawings

FIG. 1 is a schematic perspective view of the three-dimensional structure of an electronic device with its upper cover lifted in a specific embodiment of the present invention.

Fig. 2 is a schematic cross-sectional view of an electronic device in a specific embodiment of the present invention.

FIG. 3 is a partially enlarged schematic diagram during the opening process of the protection door of the electronic device in FIG. 2 .

FIG. 4 is a schematic diagram of a state after the protective door of the electronic device in FIG. 2 is opened.

Description of main component symbols

case 10

lower lid 11 axis of rotation 111 cover 12 to open 13 positioning post 121 inner shaft hole 1211 first stop wall 1212 second stop wall 1213 storage card 20 protective device 30 protective door 31 trigger arm 32 Connection 321 Trigger 322 Positioning Department 323 positioning axis 3231 stop block 3232 trigger switch 40

The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings.

detailed description

Referring to FIG. 1 , an electronic device provided by an embodiment of the present invention includes a casing 10 , a memory card 20 , a protection device 30 and a trigger switch 40 . The memory card 20 is accommodated in the casing 10 , the casing 10 has an opening 13 (please refer to FIG. 3 ), and the memory card 20 is disposed opposite to the opening 13 . The protection device 30 is rotatably connected with the casing 10 and disposed at the opening 13 to open or close the opening 13 . The trigger switch 40 is accommodated in the casing 10 and electrically connected to the memory card 20 . When the memory card 20 needs to be taken out, the protection device 30 is rotated so that the protection device 30 opens the opening 13 , and the protection device 30 contacts the trigger switch 40 to close the memory card 20 . At this time, since the memory card 20 has been closed before taking out the memory card 20 , taking out the memory card 20 from the opening 13 will not damage the data in the memory card 20 .

In this embodiment, the protection device 30 includes a protection door 31 and a trigger arm 32 . The protection door 31 is accommodated in the opening 13 to close the opening 13 . The trigger arm 32 is bent and extended from the protection door 31 . When the protection door 31 is opened, the trigger arm 32 contacts the trigger switch 40 to close the memory card 20 .

The trigger arm 32 includes a connecting portion 321 vertically extending from the inner wall of the protective door 31 and a triggering portion 322 vertically extending from the connecting portion 321 . In this embodiment, the trigger arm 32 has elasticity, and the connecting part 321 and the trigger part 322 are integrally formed, which is approximately L-shaped. When the protection door 31 is opened, the trigger part 322 contacts the trigger switch 40 to The memory card 20 is closed. Since the trigger arm 32 has elasticity, it provides a buffer when the trigger arm 32 contacts the trigger switch 40 , which can prevent the trigger arm 32 from damaging the trigger switch 40 when the protection door 31 is opened too fast.

In other embodiments of the present invention, the connecting part 321 may also be an elastic element, such as a spring, connecting the trigger part 322 and the protection door 31 to provide buffering when the trigger part 322 contacts the trigger switch 40 .

Further, the protection device 30 may also include electronic components such as an indicator light and a sensor. When the protection device 30 touches the trigger switch 40 to close the memory card 20, the sensor is sensed and transmits the sensing information to the indicator light. Wherein, the sensor can be a position sensor, a pressure sensor or a switch circuit, which is controlled by sensing the position of the trigger arm 32, the pressure received by the trigger switch 40 or the electrical signal used to close the memory card 20 output by the trigger switch 40 The indicator light is on to prompt the user whether the memory card 20 is closed at this time, so as to determine whether the memory card 20 can be taken out at this time. Wherein, the indicator light can be arranged in an easy-to-observe area outside the electronic device for the convenience of the user, and the indicator light can also be replaced with a sound output device such as a speaker and installed inside or outside the electronic device, and prompts through voice to improve user experience.

In other embodiments of the present invention, the protection device 30 may also only include a protection door 31, and the protection door 31 is accommodated in the opening 13 to close the opening 13. When the protection door 31 is opened, the protection One end of the door 31 contacts the trigger switch 40 to close the memory card 20 .

Referring to FIG. 2 , in this embodiment, the housing 10 includes a lower cover 11 and an upper cover 12 . The lower cover 11 is box-shaped with an open top, including a bottom and side walls surrounding the bottom (please refer to FIG. 1 at the same time). The upper cover 12 is fastened on the side walls of the lower cover 11 to form the housing 10. 13 extends from the inner surface of the lower cover 11 to the outer surface of the lower cover 11 , wherein the opening 13 is disposed on the sidewall of the lower cover 11 . In other embodiments of the present invention, the opening 13 can also be located at the bottom.

A positioning post 121 protrudes from an inner wall of the upper cover 12 , and the trigger arm 32 further includes a positioning portion 323 disposed between the connecting portion 321 and the triggering portion 322 . During installation, the positioning portion 323 cooperates with the positioning column 121 so that the protection device 30 is rotatably connected with the housing 10 .

Referring to FIG. 3 , the positioning portion 323 vertically extends upward from the bend of the trigger arm 32 . The upper cover 12 is provided with a positioning column 121 . The positioning portion 323 includes a positioning shaft 3231 and a stop block 3232 , and the stop block 3232 protrudes from the positioning shaft 3231 . The positioning post 121 has an inner shaft hole 1211 , a first stop wall 1212 and a second stop wall 1213 . During installation, the first stop wall 1212 and the second stop wall 1213 pass through the inner shaft hole 1211 and the outer wall of the positioning column 121 . The positioning shaft 3231 is located in the inner shaft hole 1211 , and the stop block 3232 is stopped between the first stop wall 1212 and the second stop wall 1213 .

In this embodiment, the stop block 3232 extends from the side wall of the positioning shaft 3231 toward the end of the trigger part 322 , and the first stop wall 1212 and the second stop wall 1213 are arranged perpendicular to each other. The first stop wall 1212 and the second stop wall 1213 block the stop block 3232 to control the protection door 31 and the trigger arm 32 to rotate within the angle range between the first stop wall 1212 and the second stop wall 1213 .

In this embodiment, the lower cover 11 includes a rotating shaft 111 extending from the bottom of the lower cover 11 toward the upper cover 12 . During installation, the end of the rotating shaft 111 abuts against the trigger arm 32 . The trigger arm 32 is clamped between the rotating shaft 111 and the positioning post 121 so that the protection device 30 is rotatably connected to the housing 10 . Wherein, the trigger arm 32 is provided with a rotation hole relative to the bottom of the lower cover 11 , and the end of the rotation shaft 111 extends into the rotation hole, so that the protection door 31 and the trigger arm 32 rotate around the rotation shaft 111 .

In this embodiment, the axis centers of the rotating shaft 111 , the positioning shaft 3231 and the positioning post 121 are on the same straight line. When the protection door 31 is opened, the protection door 31, the trigger arm 32 and the stop block 3232 rotate around the same axis where the rotation shaft 111, the positioning shaft 3231 and the positioning column 121 are located, so that the first stop wall 1212 and the second stop The wall 1213 prevents the rotation of the stop block 3232 to control the protection door 31 and the trigger arm 32 to rotate within the angle range between the first stop wall 1212 and the second stop wall 1213 .

In other embodiments of the present invention, the protection device 30 may also be directly rotatably connected to the housing 10 through a hinge, instead of being rotatably connected to the protection device 30 through the rotation shaft 111 at the bottom of the lower cover 11 .

Please refer to FIG. 2 , FIG. 3 and FIG. 4 , in this embodiment, the connecting portion 321 of the trigger arm 32 is connected to the middle of the inner surface of the protection door 31 , and the memory card 20 is disposed opposite to the right side of the opening 13 . The included angle between the first stop wall 1212 and the second stop wall 1213 is 89 degrees, and the rotation angle range of the protection door 31 , the trigger arm 32 and the stop block 3232 is 0-89 degrees. When the stop block 3232 is stopped by the first stop wall 1212, the protection door 31 is closed at this moment. When the left side of the protection door 31 is pressed, the stop block 3232 is stopped by the second stop wall 1213, and the protection door 31 is opened at this time, and the trigger arm 32 has triggered the trigger switch 40 to close the memory card 20. Remove the memory card 20 on the right.

In the electronic equipment provided by the present invention, by setting the protection device 30, when the memory card 20 needs to be taken out, the protection door 31 of the protection device 30 is opened, and the trigger arm 32 of the protection device 30 triggers the switch 40 to close the data access in the memory card 20, Therefore, when the memory card 20 is taken out, the data in the memory card 20 is protected from being damaged.

Those of ordinary skill in the art should recognize that the above embodiments are only used to illustrate the present invention, and are not used as a limitation to the present invention. Alterations and variations are within the scope of the claimed invention.

Claims (9)

1. An electronic device, comprising a housing and a memory card accommodated in the housing, the housing is provided with an opening, and the memory card is arranged opposite to the opening, wherein the electronic device also includes : a protection device, rotatably connected with the housing and provided at the opening to open or close the opening; a trigger switch, housed in the casing and electrically connected to the memory card, when the protection device is rotated to open the opening, the protection device contacts the trigger switch to close the memory card; The housing includes an upper cover, and the upper cover is convexly provided with a positioning column, and the positioning column is provided with a first stop wall and a second stop wall; the protection device includes a trigger arm, and the trigger arm is provided with A rotation hole and a positioning portion, the positioning portion cooperates with the first stop wall and the second stop wall respectively to limit the rotation range of the protection device. 2. The electronic device according to claim 1, wherein the protection device further comprises a protection door, the protection door is accommodated in the opening to close the opening, and the trigger arm is bent from the protection door. When the protection door is opened, the trigger arm contacts the trigger switch to close the memory card. 3. The electronic device according to claim 2, wherein the trigger arm comprises a connecting portion and a triggering portion, the connecting portion extends vertically from the inner wall of the protective door, and the triggering portion extends perpendicularly from the connecting portion extend. 4. The electronic device according to claim 3, wherein the housing further comprises a lower cover, the opening extends from the inner surface of the lower cover to the outer surface of the lower cover, and the positioning portion Located between the connecting portion and the triggering portion, the positioning portion cooperates with the positioning column so that the protection device is connected to the housing in rotation. 5. The electronic device according to claim 4, wherein the positioning part comprises a positioning shaft and a stopper, the stopper is protruded on the positioning shaft, and the positioning post has an inner shaft hole , the first stop wall and the second stop wall pass through the inner shaft hole and the outer wall of the positioning column, the positioning shaft is located in the inner shaft hole, and the stop block stops at the first stop between the stop wall and the second stop wall. 6. The electronic device according to claim 5, wherein the stop block extends from the side wall of the positioning shaft toward the end of the trigger part, and the first stop wall and the second stop wall set perpendicular to each other. 7. The electronic device according to claim 4, wherein the lower cover comprises a rotating shaft, the rotating shaft extends from the bottom of the lower cover toward the upper cover, and the end of the rotating shaft abuts against Connected to the trigger arm and sheathed in the rotation hole, the trigger arm is clamped between the rotation shaft and the positioning post so that the protection device is rotatably connected to the housing. 8. The electronic device according to claim 7, wherein the positioning part comprises a positioning shaft and a stopper, the stopper is protruded on the positioning shaft, and the positioning post has an inner shaft hole , a first stop wall and a second stop wall, the first stop wall and the second stop wall pass through the inner shaft hole and the outer wall of the positioning column, the positioning shaft is located in the inner shaft hole, the The stop block is stopped between the first stop wall and the second stop wall. 9. The electronic device according to claim 8, wherein the stop block extends from the side wall of the positioning shaft toward the end of the trigger part, and the first stop wall and the second stop wall set perpendicular to each other.