TWI427847B - Battery cover lock structure - Google Patents

Description

Battery cover lock structure

The invention relates to a battery cover latch structure, in particular to a battery cover latch structure applied to a portable electronic device such as a mobile phone.

Portable electronic devices such as mobile phones and personal digital assistants (PDAs) are increasingly used, and batteries that provide energy for portable electronic devices need to be replaced as energy is consumed. In order to make it easy to open the battery cover that is fastened to the battery when the battery is replaced, many battery cover latch structures have been designed.

The battery cover latch structure of the portable electronic device is generally fastened to the body by using a hook and a buckle structure, that is, a hook and a lock pin are arranged on the battery cover, and a card slot and a buckle are arranged on the housing. The keyhole is used to secure the battery cover to the housing. The battery cover is tightly and firmly combined with the housing after installation, but it is laborious and inconvenient to disassemble. Another battery cover latch structure is provided with an ejector device, a button and an elastic component, and the button is provided with a latching portion, the elastic component is resisted between the button and the body, and the latching portion is slid on the body by the button and the battery The latching member is engaged or disengaged, and the ejector device is disposed between the body and the battery cover for ejecting the battery cover, and the elastic member is used as a rebound mechanism using a metal spring or a spring. The battery cover is easy to operate when disassembled, but when the battery cover latch structure is disposed near the antenna of the body, the metal spring or the spring piece may affect the radio frequency performance of the antenna, thereby affecting the performance of the electronic device. In addition, the metal material is This is higher, which will increase the production cost of the electronic device.

In view of this, it is necessary to provide a battery cover latch structure that does not affect the performance of the electronic device and has a low cost.

A battery cover latch structure for detachably mounting a battery cover on a casing. The battery cover latching structure comprises a button, a mounting portion disposed on the housing, a hook disposed on the battery cover, and an insulating elastic body having a latching portion at both ends. The button includes a mounting slot and a hook portion. The mounting portion includes a button hole for receiving a button and a mounting wall. The mounting wall defines two latching slots. The elastic body is received in the mounting slot of the button. And the latching portion is engaged with the latching slot of the mounting portion. The hook of the battery cover is locked or unlocked by the hook portion of the button by sliding the button on the housing.

Compared with the prior art, the battery cover card structure is configured by the button and the elastic body of the fixed button on the housing to engage the hook of the button with the hook portion of the battery cover, thereby completing the battery cover and the housing. The card lock. In addition, the battery cover card structure adopts elastic rubber as an elastic body, and when the battery cover latch structure is disposed near the antenna of the body, the influence of the radio frequency performance of the antenna is affected to affect the performance of the electronic device, and the cost of the rubber material is The battery cover has a simple structure and is convenient to operate when opened and closed.

11‧‧‧Shell

110‧‧‧ panel

111‧‧‧ top wall

112‧‧‧ bottom wall

113‧‧‧ side wall

116‧‧‧Match Department

117‧‧‧With the block

118‧‧‧ 容部

119‧‧‧ snap groove

12‧‧‧Installation Department

121‧‧‧ button hole

123‧‧‧Installation wall

1230‧‧‧End wall

1233‧‧‧Connecting wall

124‧‧‧ card slot

126‧‧‧ card block

127‧‧‧ recess

13‧‧‧Battery cover

130‧‧‧Main cover

131‧‧‧Wall

132‧‧‧With holes

133‧‧‧Claws

135‧‧‧ hook

15‧‧‧ button

151‧‧‧ Pressing surface

152‧‧‧ top surface

153‧‧‧ bottom

154‧‧‧ end face

155‧‧‧Installation slot

156‧‧‧ card holder

157‧‧‧ hooks

1570‧‧‧Cut hook

158‧‧‧Resistance ribs

17‧‧‧Flexible components

171‧‧‧Keeping Department

100‧‧‧Mobile Phone

1 is a perspective exploded view of a preferred embodiment of a battery cover latch structure of the present invention for a mobile phone.

2 is an exploded perspective view of the battery cover latch structure of FIG. 1 from another perspective.

3 is a partial enlarged view of the battery cover latch structure shown in FIG. 2.

4 is a schematic view of a preferred embodiment of the battery cover latch structure of the present invention assembled on a mobile phone.

FIG. 5 is an assembled view of the battery cover latch structure shown in FIG. 1 for a mobile phone.

6 is a cross-sectional view of the battery cover latch structure shown in FIG. 5 taken along the line VI-VI, wherein the battery cover latch structure is in a locked state.

Figure 7 is an unlocked cross-sectional view of the battery cover latch structure shown in Figure 1.

The invention discloses a battery cover latch structure, which is suitable for portable electronic devices such as mobile phones and PDAs. In the present embodiment, the battery cover latch structure is applied to a mobile phone as an example.

Referring to FIGS. 1 to 3, a mobile phone 100 includes a housing 11 and a battery cover 13 that cooperates with the housing 11. A preferred embodiment of the battery cover latch structure of the present invention includes a mounting portion 12, a hook 135, a button 15, and an elastomer 17. The mounting portion 12 is disposed on the housing 11 , and the hook 135 is disposed on the battery cover 13 that cooperates with the housing 11 .

The housing 11 has a substantially rectangular parallelepiped shape, and has a panel 110, a top wall 111 vertically bent along a periphery of the panel 110, a bottom wall 112 opposite to the top wall 111, opposite sidewalls 113, and a mating portion. 116. A matching block 117 and a receiving portion 118. The two side walls 113 are connected to the top wall 111 and the bottom wall 112. The mating portion 116 is formed by recessing a recess of the panel 110 and the top wall 111, the bottom wall 112 and the two side walls 113 for fitting the battery cover 13 . The mating block 117 has a substantially rectangular block shape and is protruded from the panel 110 and adjacent to a top wall 111. The accommodating portion 118 is substantially rectangular. The accommodating portion 118 is recessed on the panel 110. The accommodating portion 118 is for accommodating a battery (not shown). a transverse section of the mating portion 116 of the bottom wall 112 of the housing 11 Two engaging grooves 119 are recessed adjacent to each other.

The mounting portion 12 is disposed on the panel 110 of the housing 11 and includes a button hole 121 , a mounting wall 123 , and a plurality of latching blocks 126 . The button hole 121 has a substantially rectangular through hole shape and penetrates through an intermediate portion of the panel 110 and the top wall 111. The mounting wall 123 is disposed on the inner side of the panel 110 around the button hole 121 to define a receiving space for receiving the button 15 in communication with the button hole 121. The mounting wall 123 includes two end walls 1230 , a connecting wall 1233 and two holding slots 124 . The opposite ends of the two end walls 1230 are perpendicularly connected to the inner side surface of the top wall 111 and the connecting wall 1233. The two retaining slots 124 are oppositely recessed on the two end walls 1230 and adjacent to the inner side surface of the top wall 111 for holding the elastic body 17. The plurality of blocks 126 are formed in a rectangular block shape, and are formed by the two end walls 1230 spaced apart from each other in the accommodating space formed by the mounting wall 123 and located on opposite sides of the button hole 121. A recess 127 is defined in one end of each of the latching blocks 126 adjacent to the button hole 121.

The battery cover 13 has a substantially rectangular cover shape, and includes a main cover body 130 having a substantially rectangular shape and a peripheral wall 131 formed by bending a peripheral edge of the main cover 130. A mating hole 132 is formed in the main cover body 130 corresponding to the mating block 117 of the housing 11 . The battery cover 13 is detachably mounted on the panel 110 of the casing 11 , and the peripheral wall 131 of the battery cover 13 is mounted on the engaging portion 116 . Two claws 133 are protruded from the peripheral wall 131 of the battery cover 13 corresponding to the two engaging recesses 119 of the housing 11.

The hook 135 protrudes from the inner side of the peripheral wall 131 of the battery cover 13 with respect to the claw 133. The hook 135 has elasticity for engaging with the button 15 through the button hole 121 of the housing 11.

The button 15 has a rectangular block shape and has a pressing surface 151, a top surface 152, and a The top surface 152 is opposite to the bottom surface 153 and the opposite end surfaces 154. The top surface 152, the bottom surface 153, and the two end surfaces 154 are disposed around the pressing surface 151. The button 15 further includes a mounting slot 155, two latching strips 156, a hooking member 157 and a resisting rib 158. The mounting groove 155 is a rectangular opening through groove, and is recessed at a substantially central position of the top surface 152 and penetrates the two end faces 154 of the button 15 . The groove width of the mounting groove 155 is equivalent to the groove width of the retaining groove 124 for mounting the elastic body 17. The two holding strips 156 are elongated blocks, and are oppositely disposed on the two end faces 154, adjacent to the bottom of the mounting groove 155 and perpendicular to the mounting groove 155. The hook member 157 protrudes from a substantially central portion of the bottom surface 153. The hook member 157 has elasticity and has a hook portion 1570 at the end for engaging with the hook 135 of the battery cover 13. The resisting rib 158 is an elongated body and protrudes from the hook member 157 in parallel with the edge of the bottom surface 153 away from one end of the pressing surface 151.

The elastic body 17 is an elongated rubber cylinder, which is substantially "I"-shaped, and has a holding portion 171 protruding from both ends thereof. The elastic body 17 can be received in the mounting groove 155 of the button 15 , and the latching portion 171 is locked in the two holding slots 124 of the mounting portion 12 .

Referring to FIG. 4 to FIG. 6 , when the button 15 is assembled to the housing 11 , the button 15 is first received in the mounting wall 123 of the mounting portion 12 by the inner side of the top wall 111 , and the pressing surface of the button 15 . The button hole 121 is exposed to the top wall 111 of the casing 11 by the button hole 121. The hooking member 157 of the button 15 is exposed through the button hole 121 to the panel 110 of the housing 11. The resisting rib 158 of the button 15 abuts against the panel 110 on one side of the button hole 121, and the second button 15 of the other button 15 156 are respectively received on the recess 127 of the block 126 on both sides of the button hole 121. Then, the elastic body 17 is received in the mounting groove 155 of the button 15, and the locking portion 171 at both ends of the elastic body 17 is caught on the holding groove 124 of the mounting portion 12. This completes the assembly of the button 15 with the housing 11.

When the battery cover 13 is to be placed on the housing 11, the battery cover 13 is covered in the On the panel 110 of the housing 11, the two claws 133 provided at one end of the battery cover 13 are correspondingly engaged in the two engaging recesses 119 of the housing 11. The battery cover 13 is pressed down, and the peripheral wall 131 of the battery cover 13 is engaged with the mating portion 116 of the housing 11, so that the matching hole 132 of the battery cover 13 is sleeved on the mating block 117 of the housing 11, thereby making the battery The hook 135 of the cover 13 corresponds to the button hole 121 of the casing 11, and the hook 135 is caught on the hook portion 1570 of the button 15 to fix the battery cover 13 to the casing 11.

As shown in FIG. 7, when the battery cover 13 is to be opened, the pressing surface 151 of the button 15 is pressed, so that the sliding of the resisting block 156 of the button 15 on the block 126 drives the elastic body 17 to move inside the casing 11, thereby making the battery The hook 135 of the cover 13 is separated from the hook 1570 of the button 15, and at this time, the battery cover 13 and the housing 11 are locked and unlocked. In addition, the two holding grooves 124 give a force corresponding to the movement direction of the engaging portions 171 of the elastic body 17 and the button 15, and the holding groove 124 serves as a fulcrum of the elastic body 17 to bend the elastic body 17. The button 15 is released, and the button 15 is returned to the initial position by the restoring force generated by the elastic deformation of the elastic body 17. At this time, the user can remove the battery cover 13 from the casing 11 with a finger.

The battery cover latching structure engages the hook portion 1570 of the button 15 and the hook 135 of the battery cover 13 by the elastic body 17 of the button 15 and the fixing button 15 on the housing 11, thereby completing the battery cover 13 When the card is locked with the housing 11, it can be unlocked by simply pressing the button 15. The battery cover card structure adopts elastic rubber as an elastic body. When the battery cover latch structure is disposed near the antenna of the body, the influence of the radio frequency performance of the antenna is affected, and the performance of the electronic device is affected, and the rubber material cost is low. The battery cover has a simple structure and is convenient to operate when opened and closed.

11‧‧‧Shell

110‧‧‧ panel

111‧‧‧ top wall

112‧‧‧ bottom wall

113‧‧‧ side wall

116‧‧‧Match Department

117‧‧‧With the block

118‧‧‧ 容部

119‧‧‧ snap groove

13‧‧‧Battery cover

130‧‧‧Main cover

131‧‧‧Wall

132‧‧‧With holes

15‧‧‧ button

151‧‧‧ Pressing surface

153‧‧‧ bottom

156‧‧‧ card holder

157‧‧‧ hooks

158‧‧‧Resistance ribs

1570‧‧‧Cut hook

17‧‧‧Flexible components

171‧‧‧Keeping Department

100‧‧‧Mobile Phone

Claims (10)

A battery cover latch structure for detachably mounting a battery cover on a casing, the battery cover latch structure comprising a button, a mounting portion disposed on the casing, and a card disposed on the battery cover The hook is improved in that the battery cover latch structure further includes an insulating elastic body provided with a latching portion, the button includes a mounting slot and a hook portion, and the mounting portion includes a button hole for receiving the button And a mounting wall disposed on a periphery of the button hole, the mounting wall is provided with two holding slots; the elastic body is received in the mounting slot of the button and the latching portion is engaged with the latching slot of the mounting portion, By sliding the button on the housing, the hook of the battery cover is latched or unlocked with the hook portion of the button. The battery cover latch structure according to claim 1, wherein the elastic body is made of a rubber material, which provides an elastic force to the button. The battery cover latch structure according to claim 1, wherein the button has a rectangular shape, and further includes a pressing surface, a top surface, a bottom surface opposite to the top surface, two opposite end surfaces, and a protruding portion. The top surface, the bottom surface and the second end surface are disposed around the pressing surface of the hook portion; the mounting groove is a recessed groove formed in the top surface and penetrates the two end surfaces of the button, and the hook member has elasticity The hook portion is disposed at an end of the hook member. The battery cover latching structure of claim 3, wherein the housing further comprises a panel, a top wall vertically bent along a circumference of the panel, and a bottom wall opposite to the top wall and two opposite sides The side wall, the mounting portion is disposed on the panel, and the button hole is disposed at an intermediate portion of the panel and the top wall. The battery cover latching structure of claim 4, wherein the mounting wall protrudes from the button hole on the inner side of the panel, and comprises a two-end wall and a connecting wall, and the two opposite ends of the two ends The ends are perpendicularly connected to the inner side surface of the top wall and the connecting wall, and the two card holding slots are opened The two clamping slots are configured to hold the two ends of the elastic body on the two end walls of the mounting wall and adjacent to the inner side surface of the top wall. The battery cover latching structure of claim 5, wherein the mounting portion further comprises a plurality of latching blocks formed by the two end walls spaced apart from each other in the receiving space formed by the mounting wall, and located at On opposite sides of the button hole, a recess is formed in one end of each of the card blocks adjacent to the button hole. The battery cover latching structure of claim 6, wherein the button further comprises two holding strips, the two holding strips are oppositely disposed on the two end faces, adjacent to the end of the mounting slot and The mounting groove is vertically disposed to abut against the recess of the plurality of blocks. The battery cover latching structure of claim 7, wherein the button is further provided with a resisting rib which is parallel to the hook member and protrudes from the bottom surface away from an edge of the pressing surface, and The panel on one side of the button hole is resisted. The battery cover latching structure of claim 1, wherein the housing further includes a mating block protruding from the panel and adjacent to the top wall, and a mating block adjacent to the panel is recessed on the panel to receive The battery cover further includes a main cover body and a peripheral wall formed by bending and extending from a periphery of the main cover body, and the main cover body has a matching hole formed in the main cover body to cooperate with the mating block . The battery cover latching structure of claim 1, wherein the housing further comprises a mating portion and a second engaging recess, the mating portion being connected to the top wall, the bottom wall and the two side walls of the panel a groove is formed in the common recess, and abuts against a peripheral wall of the battery cover, and the two engaging grooves are recessed adjacent to each other at a lateral cross section of the mating portion of the bottom wall of the casing, and the peripheral wall of the battery cover Two claws are protruded from the two engaging grooves on the casing, and the hooks are protruded from the two claws on the inner side surface of the peripheral wall of the battery cover.