TWI432004B - Locking structure of electronic device - Google Patents

Description

Electronic device lock structure

The invention relates to a locking structure of an electronic device, in particular to a locking structure for locking and opening a cover of an electronic device.

The portable electronic device is provided with a cover that needs to be opened frequently, such as a battery cover, a camera lens cover, and the like. The locking of the cover body and the electronic device housing is generally engaged with the card slot by using a hook. More commonly, hooks are provided on the side walls and both ends of the cover body, and the hooks have an "arrow" structure with a thin head and a tail portion wider than the head. The side wall of the casing of the electronic device and the hooks of the two ends corresponding to the cover body are provided with a card slot. By pushing the cover body, the head of the hook of the cover body is first slid into the slot of the side wall of the housing of the electronic device, and then the tail portion of the hook slides into the card slot and abuts against the side wall of the card slot, thereby The hook and the slot are locked to allow the cover to be mounted to the housing of the electronic device.

However, the locking method is not convenient for opening the cover body. Because the locking method slides the hook into the card slot by an external force, when the cover body needs to be opened, the tail portion of the hook is difficult to be released from the card slot, resulting in the cover. The body is difficult to open from the housing of the electronic device.

In order to solve the above problem, as shown in FIG. 1 , a card slot 120 is defined in a housing 100 of a conventional electronic device. One end of the card slot 120 defines an opening 140 that is wider than the slot 120 . The cover body 200 of the electronic device has a first hook 220. The first hook 220 has a column shape and has a rod portion 2220 and a spherical end portion 2240 formed at one end of the rod portion 2220. The end portion 2240 The diameter is larger than the stem portion 2220. When the cover 200 When being mounted on the housing 100, the end portion 2240 of the first hook 220 is first loaded from the end of the opening 140, and then the cover 200 is pushed to slide the rod portion 2220 of the first hook 220 into the slot 120. A hook 220 is engaged with the card slot 120. When the cover body 200 is withdrawn, the cover body 200 is pushed to slide the end portion 2240 of the first hook 220 to the opening 140 to disengage the first hook 220 from the opening 140, so that the cover 200 is opened.

However, after the cover 200 is mounted on the housing 100, the cover 200 is likely to slide relative to the housing 100, and the locking is not stable and reliable.

In view of the above, it is necessary to provide a locking structure for an electronic device that stabilizes the cover relative to the housing and facilitates opening of the cover.

A locking structure for an electronic device for locking a cover of an electronic device to a housing, comprising a cover body, a housing outer frame and a pressing body, wherein the cover body is formed with a hook, the outer casing The frame has an end wall and a connecting wall, and the end wall defines a hole, the connecting wall is fixed to the outer frame of the casing and a segment thereof extends parallel to the cutting section of the end wall of the outer frame of the casing, the connecting wall Opening a card holding hole, the pressing body has a resisting block, the cover body is mounted on the outer frame of the casing, the hook is engaged with the retaining hole, and the pressing body cooperates with the slit, The abutting block is inserted into the holding hole and abuts the hook. By pressing the pressing body, the resisting block pushes the hook out of the holding hole, so that the cover is opened relative to the body.

Compared with the prior art, when the cover of the present invention is mounted on the outer frame of the casing, the hook of the cover cooperates with the retaining hole of the outer frame of the casing, and the hook does not easily escape from the retaining hole. The cover body is locked and locked relative to the outer frame of the housing. When the cover is opened relative to the outer frame of the housing, the pressing body is pressed, and the resisting block of the pressing body abuts the hook and forces the hook to slide out from the holding hole, so that the opening of the cover can be facilitated. And the pressing body is not outside After the force acts, it can elastically return to the original position.

100‧‧‧shell

224‧‧‧Limited paragraph

120‧‧‧ card slot

226‧‧‧ Limit slot

140‧‧‧ openings

24‧‧‧Plywood

200‧‧‧ cover

242‧‧‧ Guide hole

220‧‧‧ first hook

26‧‧‧Connecting wall

2220‧‧‧ Rod

262‧‧‧First connection segment

2240‧‧‧Spherical ends

264‧‧‧Second connection

10‧‧‧Battery cover

2642‧‧‧ card holder

12‧‧‧ Board Department

266‧‧‧ third connection

122‧‧‧ Periphery

2662‧‧‧挟 Holding slot

14‧‧‧ hook

30‧‧‧ Pressing body

142‧‧‧ Main body

32‧‧‧ Press section

144‧‧‧Hooking Department

322‧‧‧ Press the surface

20‧‧‧ housing frame

324‧‧‧ Pressing the inner layer

22‧‧‧End wall

326‧‧‧Steps

222‧‧‧ incision

34‧‧‧Flexible section

1 is a schematic view showing a locking manner of a cover body of a conventional electronic device with respect to a housing; FIG. 2 is a schematic view showing a whole body of a cover and a pressing body of the electronic device according to a preferred embodiment of the present invention; FIG. 2 is a schematic exploded view of the cover body and the pressing body of the electronic device according to the preferred embodiment of the present invention; FIG. 4 is a schematic exploded view of the cover body and the pressing body of the electronic device according to the preferred embodiment of the present invention; FIG. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A schematic diagram of a locking structure of an electronic device after assembly.

Referring to FIG. 2, a locking device for an electronic device according to a preferred embodiment of the present invention includes a battery cover 10, a housing outer frame 20, and a pressing body 30. The battery cover 10 is locked to the housing outer frame 20 by the pressing body 30.

Referring to FIGS. 3 and 4 , the battery cover 10 includes a plate portion 12 and a hook 14 disposed on the plate portion 12 . The plate portion 12 is formed with a peripheral edge 122. The hook 14 protrudes from the bottom edge of the plate portion 12 adjacent to the peripheral edge 122. The hook 14 has a certain elasticity, and includes a main body portion 142 and a hook portion 144. The hooking portion 144 is formed on a side of the main body portion 142, and forms an inclined surface with respect to the main body portion 142, so that the hook 14 is facilitated to be engaged.

The housing outer frame 20 has a rectangular frame structure and is fixed to a main body (not shown) of the electronic device as a receiving frame for assembling a battery or the like. The housing frame 20 includes an end wall 22, a snap plate 24 and a connecting wall 26. The end wall 22 is located at one end of the outer frame 20 of the housing, and has a cutout 222 formed therein. The cutout 222 is adjacent to the outer casing. The end wall 22 is opened at one corner of the frame 20 and is used to engage the pressing body 30.

The engaging plate 24 covers one end of the outer frame 20 of the casing, and connects the end wall 22 and the two sides of the outer casing 20 . A guiding hole 242 is defined in the engaging plate 24, and the guiding hole 242 is a rectangular through hole penetrating the engaging plate 24 and adjacent to the slit 222 of the end wall 22 for guiding and engaging the battery cover. 10 card hook 14.

The connecting wall 26 is disposed on the engaging plate 24 and connected to the end wall 22 at one end. The other end extends along a portion of the end wall 22 and a portion of the side wall of the housing frame 20 , and includes a first connecting portion 262 , a second connecting portion 264 , and a third connecting portion 266 . One end of the first connecting portion 262 is perpendicularly connected to an inner side surface of the end wall 22 adjacent to the slit 222, and a limiting portion 224 is formed on the end wall 22 adjacent to the slit 222.

The second connecting section 264 is connected at right angles to the first connecting section 262 and extends parallel to the end wall 22. The sidewall of the second connecting portion 264 is also flush with the sidewall of the guiding hole 242 of the engaging plate 24. The second connecting section 264, the first connecting section 262 and the limiting section 224 of the end wall 22 define a limiting slot 226. A latching hole 2642 is defined in the second connecting portion 264. The latching hole 2642 is a rectangular hole adjacent to the guiding hole 242 of the engaging plate 24 for engaging the hook 14 to make the hook The hooking portion 144 of 14 is stuck.

The third connecting section 266 and the second connecting section 264 are connected in a circular arc and parallel to the sidewall of the outer frame 20 of the housing. The third connecting section 266 forms a clamping slot 2662 between the sidewall of the outer frame 20 of the housing. The clamping groove 2662 is for clamping one end of the pressing body 30.

The pressing body 30 has a substantially curved plate structure and includes a pressing portion 32 and an elastic portion 34. The pressing section 32 includes a pressing surface layer 322 and a pressing inner layer 324. The pressure surface layer 322 is protruded from the pressing inner layer 324. The width of the pressing surface layer 322 is the same as that of the slit 222. The pressing surface layer 322 is shorter than the pressing inner layer 324, and forms a stepped portion 326 with the pressing inner layer 324. The stepped portion 326 is configured to cooperate with the limiting groove 226. . A pressing block 3242 is protruded from the pressing inner layer 324. The resisting block 3242 has a rectangular body structure for engaging the locking hole 2642 of the connecting wall 26. The elastic section 34 is bent and extended from one end of the pressing inner layer 324 for being inserted into the clamping groove 2662 to provide an elastic force of the pressing section 32 to return to the original position after pressing.

Referring to FIG. 5 , when the pressing body 30 locks the battery cover 10 to the housing outer frame 20 , the battery cover 10 covers the housing outer frame 20 , and the hook 14 of the battery cover 10 is externally applied. The guiding hole 242 is passed through, and the hooking portion 144 of the hook 14 is caught in the holding hole 2642 of the connecting wall 26 . The pressing body 30 is mounted in the outer frame 20 of the housing, and the pressing surface layer 322 is received in the cutout 222. The stepped portion 326 is fitted into the limiting slot 226, that is, one end of the pressing inner layer 324 is extended. Up to the limiting slot 226. The elastic segment 34 of the pressing body 30 is clamped in the clamping groove 2662. The abutting block 3242 of the pressing inner layer 322 of the pressing body 30 fits into the holding hole 2642 and abuts the hooking portion 144 of the hook 14 .

When the battery cover 10 is to be opened, the pressing body 30 is pressed, and the resisting block 3242 of the pressing body 30 pushes the hooking portion 144 of the hook 14 to disengage the hooking portion 144 from the locking hole 2642. When the hook 14 is disengaged from the latching hole 2642, the battery cover 10 can be opened only at this time, and the battery cover 10 can be easily opened. After the pressing body 14 is released from the external force, the pressing portion 32 of the pressing body 14 is returned to the original position by the elastic portion 34. One end of the pressing inner layer 324 of the step portion 326 abuts the limiting portion 224 of the end wall 22, and the pressing portion 32 of the pressing body 14 does not eject from the slit 222.

When the battery cover 10 of the present invention is mounted on the outer frame 20 of the casing, the hook 14 of the battery cover 10 is The engagement with the retaining hole 2642 of the outer frame 20 of the housing, and the hook 14 does not easily come out of the guide hole 242, and the battery cover 10 is locked stably with respect to the outer frame 20 of the housing. When the battery cover 10 is opened relative to the housing outer frame 20, only by pressing the pressing body 30, the resisting block 3242 of the pressing body 30 abuts the hook 14 and forces the hook 14 to slide out of the locking hole 2642. The battery cover 10 can be easily opened, and the pressing body 30 can be elastically restored to the original position without being subjected to an external force.

It can be understood that the engaging plate 24 can be omitted, and the hook 14 of the battery cover 10 does not need to pass through the guiding hole 242 of the engaging plate 24, and directly engages with the locking hole 2642 of the connecting wall 26.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and equivalent modifications or variations made by those skilled in the art in light of the spirit of the present invention are It should be covered by the following patent application.

10‧‧‧Battery cover

26‧‧‧Connecting wall

12‧‧‧ Board Department

262‧‧‧First connection segment

122‧‧‧ Periphery

264‧‧‧Second connection

14‧‧‧ hook

2642‧‧‧ card holder

142‧‧‧ Main body

266‧‧‧ third connection

144‧‧‧Hooking Department

2662‧‧‧挟 Holding slot

20‧‧‧ housing frame

30‧‧‧ Pressing body

22‧‧‧End wall

32‧‧‧ Press section

224‧‧‧Limited paragraph

322‧‧‧ Press the surface

226‧‧‧ Limit slot

324‧‧‧ Pressing the inner layer

24‧‧‧Plywood

326‧‧‧Steps

242‧‧‧ Guide hole

34‧‧‧Flexible section

Claims (10)

A locking structure for an electronic device for locking a cover of an electronic device to a housing, comprising a cover body, a housing outer frame and a pressing body, wherein the cover body is formed with a hook, The outer frame of the housing has an end wall and a connecting wall, and the end wall has a slot, the connecting wall is fixed to the outer frame of the housing, and a locking hole is defined in the connecting wall, and the pressing body has The cover body is mounted on the outer frame of the housing, the hook is engaged with the latching hole, the pressing body is engaged with the slit, and the abutting block abuts the hook, and is pressed The pressing body pushes the hook out of the holding hole to open the cover body relative to the body. The locking structure of the electronic device of claim 1, wherein the housing further comprises a snap-in plate covering one end of the outer frame of the housing and connecting the end wall, The connecting wall is disposed on the engaging plate. The locking structure of the electronic device of claim 1, wherein the engaging plate has a guiding hole, and the guiding hole is used to guide the hook when the cover is attached to the outer frame of the housing. . The locking structure of the electronic device of claim 1, wherein the connecting wall comprises a first connecting segment and a second connecting segment, and the first connecting segment is vertically connected to the end wall at one end. The second connecting section is parallel to the end wall, and the second connecting section and the first connecting section and the end wall enclose a limiting slot. The latching structure of the electronic device of claim 1, wherein the latching hole is formed on the second connecting segment and corresponds to the slit. The locking structure of the electronic device as claimed in claim 5, wherein The connecting wall further includes a third connecting section, and the third connecting section forms a clamping groove with a sidewall of the outer frame of the housing. The locking structure of the electronic device of claim 4, wherein the pressing body comprises a pressing section, the pressing section comprises a pressing surface layer and a pressing inner layer, and the pressing surface layer and the pressing inner layer are in the pressing section One end forms a step portion for fitting the limit groove. The locking structure of the electronic device of claim 7, wherein the resisting block is formed on the pressing inner layer to fit into the holding hole. The locking structure of the electronic device of claim 6, wherein the pressing body further comprises an elastic segment formed by bending and extending one end of the pressing segment, the elastic segment being used for clamping to In the clamping groove. The locking structure of the electronic device of claim 1, wherein the hook has elasticity, and includes a main body portion and a hooking portion, the hooking portion is formed on a side of the main body portion and forms a slope surface.