TWI386781B - Portable electronic device - Google Patents

Description

Portable mobile terminal

The present invention relates to a portable mobile terminal, and more particularly to a battery waterproof structure of a portable mobile terminal.

The battery waterproof structure of the existing portable mobile terminal is usually designed with a groove on the back of the casing, the rubber sealing ring is received in the groove, and the battery cover is fixed through the screw hole on the back of the casing to press the rubber sealing ring to achieve the right. The battery is sealed and waterproof. However, such a waterproof structure destroys the appearance of the battery cover and limits the appearance of the battery cover. If the fixing screws are designed to the bottom of the casing, it is necessary to add a buckle to the battery cover and the casing, install and remove the battery cover by sliding fit, and press the rubber sealing ring with the battery cover. However, this conventional design, when installing and disassembling the battery cover, inevitably causes a large friction to the soft rubber sealing ring. Over time, the rubber sealing ring is worn away, thereby losing the function of sealing and waterproofing.

In view of the above, it is desirable to provide a portable mobile terminal that not only achieves the sealing and waterproofing function of the battery of the portable mobile terminal, but also improves the aesthetic appearance of the battery cover of the portable mobile terminal.

The portable mobile terminal provided by the invention comprises a casing, a sealing ring and a battery cover. The casing includes a receiving cavity for accommodating the battery and a receiving groove disposed around the receiving cavity. The sealing ring is received in the receiving groove. The battery cover is connected to the casing to cover the receiving cavity. The battery cover comprises a first cover body and a second cover body. The first cover body comprises a body and a rib disposed around an inner surface of the body, the rib The second cover body is pressed into the receiving case and is pressed against the sealing ring, and the second cover body is pressed against the first cover body and fastened to the casing.

Compared with the prior art, the portable mobile terminal provided by the present invention can achieve the waterproof sealing effect of the battery without providing a screw hole on the outer surface of the battery cover, thereby improving the appearance of the battery cover and protecting the sealing ring. Extend the life of the seal so that the portable mobile terminal has a long-lasting seal and waterproof function to the built-in battery.

Please refer to FIG. 1 and FIG. 2 at the same time. The portable mobile terminal 100 provided by the present invention includes a casing 10, a battery 20, a sealing ring 30, and a battery cover 40. In the present embodiment, the portable mobile terminal 100 is a mobile phone.

The housing 10 includes a receiving cavity 11 disposed on the back surface of the casing 10 and a receiving slot 114 disposed around the receiving cavity 11. The battery 20 is received in the receiving cavity 11 and electrically connected to the circuit board in the casing 10 to supply power. The portable mobile terminal 100. The seal ring 30 is received in the receiving groove 114. The battery cover 40 is coupled to the casing 10 to cover the receiving cavity 11.

In the embodiment, the inner peripheral wall 115 of the receiving groove 114 is provided with a plurality of grooves 116, and the sealing ring 30 includes a plurality of buckles 31. During the installation, the buckles 31 are respectively inserted into the grooves 116 to position the sealing ring 30 in the receiving groove 114.

The receiving cavity 11 includes a pair of opposite first side walls 111, a second side wall 112 and a third side wall 113 opposite to the second side wall 112. Each of the first side wall 111 and the second side wall 112 is provided with a plurality of card slots 12 , and the card slots 12 are disposed at the periphery of the receiving slots 114 . The third side wall 113 is provided with a positioning hole 117 for fixing the battery cover 40 to the casing 10 through the screw 60.

Please refer to FIG. 3 and FIG. 4 at the same time. The battery cover 40 includes a first cover 41 and a second cover 42. The first cover 41 includes a body 411 and a rib 412 disposed around an inner surface of the body 411. The rib 412 is inserted into the receiving groove 114 and presses the sealing ring 30. The second cover 42 presses the first cover 41 and is fastened to the casing 10.

In the present embodiment, the first cover 41 includes a pair of first sliding portions 413 disposed opposite to the outer sides of the protruding ribs 412 and a pair of first positioning portions 414 disposed opposite to the outer sides of the protruding ribs 412. Each of the first sliding portions 413 includes a first positioning plate 4131 , a second positioning plate 4132 , a first baffle 4133 , and a sliding slot 4134 extending through the first positioning plate 4131 . The first positioning plate 4131 is perpendicular to the inner surface of the body 411, and the second positioning plate 4132 is perpendicular to the first positioning plate 4131 and extends toward the periphery of the body 411. The first baffle 4133 is perpendicularly connected to the first positioning plate 4131 and the second. Positioning plate 4132 (shown in Figure 1). Each of the first positioning portions 414 includes a strip 4141 protruding from an edge of the body 411 of the first cover 41.

Please refer to Figure 5. The second cover 42 includes a pair of second sliding portions 421 disposed on the inner surface of the second cover 42 , and a pair of second positioning portions 422 disposed on the inner surface of the second cover 42 . The inner surface of the cover 42 has a plurality of hooks 423 and mounting holes 424 provided at the bottom of the second cover 42. The first positioning portion 414 of the first cover 41 cooperates with the second positioning portion 422 of the second cover 42 to position the first cover 41 to the second cover 42. The first sliding portion 413 of the first cover 41 cooperates with the second sliding portion 421 of the second cover 42 to allow the second cover 42 to slide relative to the first cover 41 by an external force. When the battery cover 40 is mounted to the casing 10, the second cover 42 cooperates with the casing 10 to press the ribs 412 of the first cover 41 against the seal ring 30 to seal the battery 20. The second cover 42 slides relative to the first cover 41 and is fastened to the casing 10 by an external force.

In the present embodiment, the battery cover 40 of the portable mobile terminal 100 further includes a pair of elastic members 50. Each of the second sliding portions 421 includes a slider 4211 and a second shutter 4212. Each of the second positioning portions 422 includes a positioning block 4221, and the positioning block 4221 and the inner surface of the second cover 42 form a receiving space. When the first cover 41 is attached to the second cover 42 , the clip 4141 of the first cover 41 is received in the receiving space to position the first cover 41 on the second cover 42 . The slider 4211 is received in the sliding slot 4134 of the first sliding portion 413 and slidable in the sliding slot 4134 to drive the second cover 42 to slide relative to the first cover 41. The elastic member 50 is received between the slider 4134 and the second positioning plate 4132 through the sliding slot 4134 of the first sliding portion 413. One end of the elastic member 50 abuts against the first shutter 4133 of the first sliding portion 413, and The first cover 41 is restrained from sliding relative to the second cover 42 when the first cover 41 is positioned on the second cover 42 by the second cover 4212. Figure 6 shows.

As a further improvement of the present invention, each of the second sliding portions 421 further includes a support block 4213 disposed between the slider 4211 and the second shutter 4212. The support block 4213 is provided to support the elastic member 50 to enhance stability when the second cover 42 slides relative to the first cover 41.

At the time of installation, the battery 20 is housed in the housing cavity 11 of the casing 10, and the sealing ring 30 is housed and fixed in the receiving groove 114. The assembled battery cover 40 is disposed on the battery 20, and the plurality of hooks 423 on the second cover 42 are respectively aligned with the plurality of card slots 12 on the casing 10. The ribs 411 on the first cover 41 are embedded in the housing. Slot 114. After the second cover 42 is slid relative to the first cover 41 by the external force, the plurality of hooks 423 on the second cover 42 are respectively received on the casing 10 The card slot 12 fastens the second cover 42 of the battery cover 40 to the casing 10 and presses the first cover 41. The first cover 41 presses the seal ring 30 to seal the battery 20. At this time, the elastic member 50 is in a compressed state. The screws 60 are respectively passed through the mounting holes 424 of the second cover 42 and the positioning holes 117 of the casing 10 to fix the battery cover 40 to the casing 10.

When the battery 20 needs to be removed, the screw 60 is removed by a screwdriver, and the second cover 42 is extracted to release the engagement between the hook 423 on the second cover 42 of the battery cover 40 and the slot 12 on the casing 10. The cover 40 is taken out. At this time, under the resilience of the elastic member 50, the first cover 41 slides relative to the second cover 42 and returns to the initial position of the first cover 41 relative to the second cover 42.

In the present embodiment, the first cover 41 and the second cover 42 of the battery cover 40 pass through the sliding portion and the positioning portion, so that the second cover 42 of the battery cover 40 and the casing 10 are slidably engaged with each other. The cover 42 is fastened to the casing 10, that is, after the second cover 42 slides relative to the first cover 41, the hook 423 on the second cover 42 is engaged with the slot 12 of the casing 10 to make the second The cover 42 is fixed to the casing 10. In other embodiments of the present invention, the hooks 423 on the second cover 42 of the battery cover 40 cooperate with the slots 12 on the casing 10 to directly snap the second cover 42 to the casing 10 and press them tightly. The first cover 41 presses the rib 412 of the first cover 41 against the sealing ring 30 to achieve the sealing effect of the battery 20.

The portable mobile terminal provided by the invention has a battery cover including a first cover body for pressing the sealing ring and a second cover body for fastening the first cover body with the casing. When the battery is installed or the battery is disassembled, the first cover can only move relative to the receiving slot of the casing, and the second cover moves relative to the casing, thereby avoiding repeated installation and disassembly of the second cover to the sealing ring. Wear and enhance the waterproof sealing effect of the battery. At the same time, the portable mobile terminal can achieve the waterproof sealing function of the battery without providing a screw hole on the outer surface of the battery cover, and improves the appearance of the appearance of the battery cover.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art of the present invention should be included in the following claims.

100‧‧‧ portable mobile terminal

10‧‧‧Chassis

11‧‧‧ containment chamber

111‧‧‧First side wall

112‧‧‧Second side wall

113‧‧‧ Third side wall

114‧‧‧ Reception trough

115‧‧‧ inner wall

116‧‧‧ Groove

117‧‧‧Positioning holes

12‧‧‧ card slot

20‧‧‧Battery

30‧‧‧ sealing ring

31‧‧‧ buckle

40‧‧‧Battery cover

41‧‧‧First cover

411‧‧‧ Ontology

412‧‧‧ ribs

413‧‧‧First sliding part

4131‧‧‧First Positioning Plate

4132‧‧‧Second positioning plate

4133‧‧‧First baffle

4134‧‧‧Chute

414‧‧‧First Positioning Department

4141‧‧‧ card strip

42‧‧‧Second cover

421‧‧‧Second sliding part

4211‧‧‧Slider

4212‧‧‧second baffle

4213‧‧‧Support block

422‧‧‧Second Positioning Department

4221‧‧‧ Positioning block

423‧‧‧ card hook

424‧‧‧Installation holes

50‧‧‧Flexible components

1 is a schematic exploded view of a portable mobile terminal of the present invention.

2 is a schematic view showing the assembly of the portable mobile terminal shown in FIG. 1.

3 is a battery cover of the portable mobile terminal of FIG. 2, the battery cover includes a first cover and a second cover.

Figure 4 is a perspective view of the first cover of Figure 3.

Figure 5 is a perspective view of the second cover of Figure 3.

Figure 6 is a partial cross-sectional view of Figure 3.

100‧‧‧ portable mobile terminal

10‧‧‧Chassis

11‧‧‧ containment chamber

111‧‧‧First side wall

112‧‧‧Second side wall

113‧‧‧ Third Side Wall

114‧‧‧ Reception trough

115‧‧‧ inner wall

116‧‧‧ Groove

117‧‧‧Positioning holes

12‧‧‧ card slot

20‧‧‧Battery

30‧‧‧ sealing ring

31‧‧‧ buckle

40‧‧‧Battery cover

41‧‧‧First cover

413‧‧‧First sliding part

4133‧‧‧First baffle

4134‧‧‧Chute

42‧‧‧Second cover

50‧‧‧Flexible components

Claims (9)

A portable mobile terminal comprising:
The casing includes a receiving cavity for accommodating the battery and a receiving groove disposed around the receiving cavity;
a sealing ring is received in the receiving slot; and a battery cover is connected to the casing to cover the receiving cavity, the battery cover includes a first cover body and a second cover body, the first cover body includes a body and surrounding the body A rib is disposed on the inner surface of the rib, the rib is embedded in the receiving groove and the sealing ring is pressed, and the second cover presses the first cover and is fastened to the casing. The portable mobile terminal according to the first aspect of the invention, wherein the first cover includes a pair of first sliding portions disposed opposite to the outer sides of the protruding ribs and a pair of oppositely disposed on the outer sides of the protruding ribs a positioning portion, the second cover body includes a pair of second sliding portions and a pair of second positioning portions respectively, the pair of first positioning portions respectively cooperate with the pair of second positioning portions to position the first cover body a second cover, the pair of first sliding portions respectively engaging the pair of second sliding portions to slide the second cover relative to the first cover. The portable mobile terminal of claim 2, wherein each of the first sliding portions includes a sliding slot, and each of the second sliding portions includes a slider, the slider is received in the sliding slot and is slidable Move inside the slot. The portable mobile terminal of claim 3, wherein the battery cover further comprises a pair of elastic members, each of the first sliding portions includes a first baffle, and each of the second sliding portions includes a second baffle. Restricting the first cover body relative to the second cover body when the pair of elastic members are respectively abutted between the first baffle and the second baffle to position the first cover body on the second cover body slide. The portable mobile terminal of claim 4, wherein each of the first sliding portions further includes a first positioning plate protruding from the inner surface of the body and a second positioning plate perpendicular to the first positioning plate, The first baffle is vertically connected to the first locating plate and the second locating plate, and the sliding slot is disposed in the first locating plate, and the pair of elastic members are respectively received in the pair of sliding blocks and the pair of second positioning plates. between. The portable mobile terminal of claim 4, wherein the second cover comprises a pair of support blocks, the pair of support blocks being respectively disposed between the pair of sliders and the pair of second baffles to support the Elastic element. The portable mobile terminal of claim 2, wherein each of the first positioning portions includes a card strip disposed on the body of the first cover body, and each of the second positioning portions includes a positioning block, the positioning The block forms a receiving space with the inner surface of the second cover, and the clip is received in the receiving space. The portable mobile terminal of claim 1, wherein a plurality of card slots are disposed on a periphery of the receiving slot of the casing, and the second cover includes a plurality of hooks, and the hooks respectively cooperate with the card slots The second cover is fastened to the casing. The portable mobile terminal of claim 1, wherein the casing is provided with a positioning hole, the second cover is provided with a mounting hole, and the second cover passes through the mounting hole and the positioning hole through the screw. Fixed to the case.