TWI407020B - Battery cover lock structure - Google Patents

Abstract

The present invention discloses a battery latch structure, which is used to fix a battery cover to an electric device's housing. The battery latch structure includes a first fixing portion formed on the housing, a second fixing portion formed on the battery cover, an elastic element and an operation module. The first fixing portion includes a latch portion. The second fixing portion includes a protrusion. The operation module includes an engaging portion and a hook. The operation rotationally engages in the latch portion. The elastic element resists on the engaging portion and the first fixing portion. The hook engages with the protrusion. The elastic element produces force to make the battery cover attach or dispatch with the housing. The battery latch structure is easy to use.

Description

Battery cover locking mechanism

The present invention relates to a battery cover locking mechanism, and more particularly to a battery cover locking mechanism for a portable electronic device such as a mobile phone.

Portable electronic devices such as mobile phones and personal digital assistants (PDAs) are increasingly used. These portable electronic devices use batteries as their energy source. Such a battery is generally installed in a portable electronic device by a battery cover that is plugged into the body of the portable electronic device to provide power thereto. During the use of the portable electronic device, it is often necessary to replace the battery of the portable electronic device. The battery cover of the conventional portable electronic device generally needs to be easily disassembled and assembled to replace the battery.

The battery cover of the conventional mobile phone is generally in the shape of a cover, and includes a main body, an end portion, two side walls, and a bottom wall. The main sheet body has a substantially rectangular plate shape, and the two side walls and a bottom wall are respectively formed by bending the edge of the main sheet body. Both ends of the bottom wall are respectively connected to the two side walls. The bottom wall is convexly provided with two hooks, which can be engaged with the recesses of the mobile phone body; the battery cover extends with two latches on the end of the bottom wall to cooperate with the mobile phone body card slot. When assembling, first align the end and the two side walls of the battery cover with the mobile phone body, the second card is aligned with the card slot of the body, and then push the battery cover toward the two blocks, and the second card of the battery cover is stuck in the card slot. The side wall is attached to the peripheral wall of the mobile phone body, and the two hooks of the bottom wall of the battery cover are engaged in the recess of the body. When you need to remove the battery cover, push the battery cover and reverse the above steps.

However, this kind of structure can realize the function of disassembling and assembling the battery cover at any time, but in the battery cover After being mounted on the body, the battery cover is relatively slippery relative to the body in the installation direction of the body, and the locking is not stable and reliable.

In view of this, it is necessary to provide a battery cover locking mechanism that is securely locked and has a simple structure.

A battery cover locking mechanism for locking a battery cover to a housing, comprising a first mounting portion disposed on the housing, a second mounting portion disposed on the battery cover, an elastic body, and an operating member. The first mounting portion includes a latching portion, and the second mounting portion includes a latching block. The operating member includes a clamping portion and a buckle. The operating member is rotatably mounted in the engaging portion, and the elastic body is abutted in the clamping portion and the first mounting portion, and the buckle is engaged with the engaging block. The operating member completes the locking and opening of the battery cover and the housing by the elastic force of the elastic body.

Compared with the prior art, the battery cover locking mechanism is rotatably mounted on the operating member of the housing and the battery cover by opening or closing the cooperation with the hinge portion to realize the battery cover and the housing. The upper part is disassembled and locked, and the battery cover is relatively firm when assembled, and the relative sliding phenomenon of the cover body and the body body is not easily generated in the direction in which the cover body is mounted relative to the body. The battery cover locking mechanism has a simple structure and is convenient to operate.

10‧‧‧shell

101‧‧‧ panel

102‧‧‧ top wall

103‧‧‧ bottom wall

104‧‧‧ side wall

106‧‧‧Materials

107‧‧‧ Groove

108‧‧‧ 容 部

109‧‧‧ snap groove

12‧‧‧First Installation Department

120‧‧‧First accommodating slot

1201‧‧‧first open end

121‧‧‧Clock Department

122‧‧‧Card block

1221‧‧‧ hook

123‧‧‧Resistance block

1231‧‧‧ bumps

1232‧‧‧ Groove

13‧‧‧ articulated shaft

14‧‧‧ Elastomers

140‧‧‧ Ring Department

141‧‧‧Resistance

142‧‧‧Flexible end

15‧‧‧Operating parts

150‧‧‧ body board

151‧‧‧ gripping department

1511‧‧‧ rib

1512‧‧‧Clamping gap

152‧‧‧ buckle

153‧‧‧Hinged end

1531‧‧‧Hinged hole

20‧‧‧Battery cover

201‧‧‧Main body

202‧‧‧ side wall

203‧‧‧Bottom wall

204‧‧‧End

205‧‧‧Bumps

206‧‧‧Claws

21‧‧‧Second Installation Department

211‧‧‧Second accommodating slot

2111‧‧‧second open end

212‧‧‧卡合块

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

2 is an enlarged schematic view showing an operation member of the battery cover locking mechanism shown in FIG. 1.

3 is a perspective assembled view of a preferred embodiment of the battery cover locking mechanism of the present invention for a mobile phone.

Figure 4 is a cross-sectional view of the battery cover locking mechanism shown in Figure 3 taken along the line IV-IV, wherein the battery cover locking mechanism is in a locked state.

FIG. 5 is a cross-sectional view showing an unlocking process of one of the battery cover locking mechanisms shown in FIG. 3.

The invention discloses a battery cover locking mechanism, which is suitable for portable electronic devices such as mobile phones and PDAs.

Referring to FIG. 1 together, in this embodiment, a battery cover locking mechanism is applied to a mobile phone as an example. The mobile phone includes a housing 10 and a battery cover 20 that cooperates with the housing 10. A preferred embodiment of the battery cover locking mechanism of the present invention comprises a first mounting portion 12 disposed on the housing 10, an hinge shaft 13, an elastic member 14, an operating member 15, and a battery cover 20. The second mounting portions 21 are configured in common.

The housing 10 has a substantially rectangular parallelepiped shape, and has a panel 101, a top wall 102 vertically bent along a periphery of the panel 101, a bottom wall 103 opposite to the top wall 102, opposite sidewalls 104, and a mating surface. 106 and a receiving portion 108. The two side walls 104 are connected to the top wall 102 and the bottom wall 103. The mating surface 106 is formed by recessing a portion of the outer edge of the panel 101 with a stepped surface having a rounded edge for fitting the battery cover 20. The accommodating portion 108 is substantially rectangular and is recessed in the middle of the mating surface 106 for receiving a battery (not shown). The panel 101 is recessed with a pair of grooves 107 communicating with the accommodating portion 108 at a side of the accommodating portion 108. Two engaging grooves 109 are recessed in a lateral section of the mating surface 106 connected to the bottom wall 103 of the casing 10.

The first mounting portion 12 is disposed on the panel 101 of the housing 10 and adjacent to the middle of the edge of the mating surface 106 . The first mounting portion 12 includes a first receiving slot 120 and an engaging portion 121 disposed in the first receiving slot 120 . The first receiving groove 120 is a rectangular recess having a three-end closed end and is recessed on the panel 101. The first receiving slot 120 is provided with a first open end 1201. The first open end 1201 is disposed at a position where the one end of the panel 101 is connected to the mating surface 106 and communicates with the receiving portion 108. The engaging portion 121 includes two holding blocks 122 and two resisting blocks 123. The two holding blocks 122 are substantially rectangular blocks, and are respectively protruded from the two sides of the bottom of the first receiving groove 120. The opposite ends of the two holding blocks 122 are oppositely provided with two hooks 1221. The two abutting blocks 123 are substantially rectangular and protruded from the bottom of the first receiving groove 120 and located between the two holding blocks 122. The top surface of the two resisting blocks 123 has a convex surface extending vertically From 1231, the protrusion 1231 is substantially rectangular and adjacent to the open end 1211. A circular arc-shaped recess 1232 is defined in the middle of the top end of the two resisting blocks 123. The two recesses 1232 extend through the two resisting blocks 123 in a direction parallel to the open end 1201, and the bottom of the hook 1221 is higher than the recess. At the bottom of 1232.

The hinge shaft 13 is an elastic rubber cylinder that is rotatably mounted in the two card slots 1232 and is engaged with the two clamping blocks 122. The elastic body 14 is a spring, and a spiral ring portion 140 is disposed. The two free ends of the ring portion 140 extend away from the ring portion 140 to form an abutting end 141 and an elastic end 142. When the abutting end 141 and the elastic end 142 are pressed by the external force toward each other, the elastic body 14 accumulates the elastic potential energy.

Referring to FIG. 2 , the operating member 15 is a flip cover including a substantially curved plate-shaped main body plate 150 , a clamping portion 151 , and a second edge opposite to the clamping portion 151 . Curved buckle 152 and two hinged ends 153. The clamping portion 151 includes two rectangular ribs 1511 protruding from the central portion of the inner surface of one end of the main body plate 150. The opposite surfaces of the two convex ribs 1511 are arcuate, so that the two convex ribs A clamping gap 1512 is formed between the 1511 for clamping the elastic end 142 of the elastomer 14. The two hinged ends 153 are substantially in the shape of a rectangular block, and are disposed on the inner surface of the body plate 150 between the clamping portion 151 and the buckle 152, and the two hinge ends 153 are adjacent to the two sides of the clamping portion 151. The two hinged ends 153 can be received between the two abutting blocks 123 and the two holding blocks 122. The two hinged ends 153 are respectively axially penetrated to define a hinge hole 1531 for mounting the hinge shaft 13.

The battery cover 20 includes a main body 201 having a substantially rectangular shape and two opposite side walls 202 and a bottom end wall 203 which are formed by bending three end portions of the main body 201. The bottom end wall 203 is connected to the two side walls 202 at opposite ends. The contour of the inner surface of the battery cover 20 coincides with the contour of the mating portion 106. The battery cover 20 further includes an end portion 204 opposite to the bottom end wall 203. The inner surface of the main sheet body 201 is adjacent to the end portion 204 and has two protrusions 205 corresponding to the two grooves 107 of the housing 10. The bottom end wall 203 of the battery cover 20 is convexly disposed corresponding to the two engaging recesses 109 on the housing 10. Two jaws 206. The battery cover 20 is detachably mounted on the panel 101 and the accommodating portion 108 of the casing 10. The side wall 202 and the bottom end wall 203 of the battery cover 20 are attached to the mate. On face 106.

The second mounting portion 21 is provided on the main sheet body 201 of the battery cover 20. The second mounting portion 21 includes a second receiving slot 211 and an engaging block 212. The second accommodating groove 211 is a substantially rectangular groove, and the first accommodating groove 120 corresponding to the first mounting portion 12 is recessed in the middle of one end of the main piece 201, and the second accommodating groove 211 is at the end. The edge of the 204 is provided with a second open end 2111 opposite to the first open end 1201. The engaging block 212 is a rectangular block protruding from the bottom wall of the second receiving groove 211 and blocking the central position of the second open end 2111. The height of the engaging block 212 is equivalent to the height of the two holding blocks 122 of the engaging portion 120 for engaging with the buckle 152 of the operating member 15. The second open end 2111 of the second accommodating groove 211 and the first open end 1201 of the first accommodating groove 120 of the first mounting portion 12 can be mutually aligned, so that the second mounting portion 21 and the first mounting portion 12 are Form a space. The operating member 15 is covered in the space formed by the second mounting portion 21 and the first mounting portion 12 to lock the battery cover 20 relative to the housing 10.

Referring to FIG. 3 and FIG. 4 together, the assembly of the hinge shaft 13 and the elastic body 14 with the operating member 15 is first assembled. First, the ring portion 140 of the elastic body 14 is sleeved on the hinge shaft 13, and the two ends of the hinge shaft 13 are passed through the hinge hole 1531 of the hinge end 153 of the operating member 15 and protruded, and the elastic end of the elastic body 14 is extended. The 142 is clamped in the clamping gap 1512 between the two ribs 1511 of the clamping portion 151. The hinged shaft 13 of the elastic body 14 is then placed in the recess 1232 of the engaging portion 121 and the ring portion 140 of the elastic body 14 is located between the two resisting blocks 123. The abutting end 141 of the elastic body 14 abuts against the bottom of the groove of the first receiving groove 120. Moreover, the hinged ends 153 of the operating member 15 are respectively received between the two abutting blocks 123 and the two holding blocks 122. The protrusions 1231 of the two resisting blocks 123 abut the hinged ends of the operating member 15 Between the 153 and the buckle 152, one end of the buckle 152 is located on the same side as the first open end of the first mounting portion 12 at 1201. At this time, the operating member 15 is in an equilibrium state. Finally, make the hinge The two ends of the connecting shaft 13 extending from the hinge hole 1531 are engaged with the hooks 1221 of the two holding blocks 122 of the engaging portion 120. Thus, the operating member 15 is rotatably mounted in the first mounting portion 12 of the housing 10.

Then, the battery cover 20 is assembled to the housing 10, so that the two bumps 205 of the end portion 204 of the battery cover 20 are correspondingly inserted into the two recesses 107 at one end of the panel 101 of the housing 10, and the battery cover 20 is pressed down and slid. The two claws 206 provided on the bottom end wall 203 of the battery cover 20 are correspondingly engaged in the two engaging recesses 109 on the housing 10. The two side walls 202 and the bottom end wall 203 of the battery cover 20 are engaged with the mating surface 106 of the housing 10, and the battery cover is placed on the receiving portion 108, and the second mounting portion 21 is second. The second open end 2111 of the slot 211 and the first open end 1201 of the first receiving slot 120 on the first mounting portion 12 form a space. In addition, the pressing operation member 15 is provided with one end of the clamping portion 151, and the ring portion 140 of the elastic body 14 is biased toward the abutting end 141 with respect to the elastic end 142, so that the end of the buckle 152 of the operating member 15 is away from the protrusion 1231. Open state.

Finally, the operating member 15 is released, and the elastic restoring force of the elastic end 142 of the elastic body 14 abuts against the opposite end of the operating member 15 and the buckle 152 in a direction away from the first receiving groove 12, so that the buckle 152 is pressed downward. Therefore, it is fastened to the engaging block 212. At this time, the protrusion 1231 of the second resisting block 123 abuts between the hinged end 153 of the operating member 15 and the buckle 152, and the elastic force of the elastic body 14 is blocked to maintain the operating member 15 in a balanced state. Thus, the operating member 14 is covered in the space formed by the second mounting portion 21 and the first mounting portion 12 and the battery cover 20 is locked on the housing 10.

Referring to FIG. 5, when the battery cover 20 is opened, the main body plate 150 of the operating member 15 is pressed to provide one end of the clamping portion 151 so as to compress the elastic end 142 of the elastic body 14 near the resisting end 141. The operating member 15 rotates relative to the hinge shaft 13; the buckle 152 of the operating member 15 rotates out of the second mounting portion 21 to unlock the block 212 of the second mounting portion 21. The battery cover 20 is unlocked from the housing 10. Finally, the battery cover 20 is slid in the direction of the bottom wall of the housing 20, so that the two bumps 205 of the battery cover 20 slide out from the two recesses 107 of the housing 10, and the two claws on the bottom end wall 203 of the battery cover 20 are further removed. The battery cover 20 can be removed by sliding out of the two engaging recesses 109 in the housing 10.

It can be understood that the hinge shaft 13 and the two clamping blocks 1220 can be made of an elastic material, and can be appropriately deformed and restored during assembly. In the embodiment, the hinge shaft 13 and the two clamping blocks 1220 are conveniently assembled.

The battery cover locking mechanism is rotatably mounted on the housing 10 and the operating member 15 of the battery cover 30 by opening or closing the engagement with the hinge shaft 13 to realize the battery cover 20 and the housing 10. Open and lock. The battery cover locking mechanism can prevent the cover body from sliding relative to the body in the direction in which the body is mounted, and has a simple structure and convenient operation.

10‧‧‧shell

101‧‧‧ panel

102‧‧‧ top wall

103‧‧‧ bottom wall

104‧‧‧ side wall

106‧‧‧Materials

107‧‧‧ Groove

108‧‧‧ 容 部

109‧‧‧ snap groove

12‧‧‧First Installation Department

120‧‧‧First accommodating slot

1201‧‧‧first open end

121‧‧‧Clock Department

122‧‧‧Card block

1221‧‧‧ hook

123‧‧‧Resistance block

1231‧‧‧ bumps

1232‧‧‧ Groove

13‧‧‧ articulated shaft

14‧‧‧ Elastomers

140‧‧‧ Ring Department

141‧‧‧Resistance

142‧‧‧Flexible end

15‧‧‧Operating parts

150‧‧‧ body board

20‧‧‧Battery cover

201‧‧‧Main body

202‧‧‧ side wall

203‧‧‧Bottom wall

204‧‧‧End

205‧‧‧Bumps

206‧‧‧Claws

21‧‧‧Second Installation Department

211‧‧‧Second accommodating slot

2111‧‧‧second open end

212‧‧‧卡合块

Claims (9)

A battery cover locking mechanism for locking a battery cover on a housing, comprising a first mounting portion disposed on the housing and a second mounting portion disposed on the battery cover, the improvement being: the first mounting The portion includes a latching portion, the second mounting portion includes a latching block, the battery cover latching mechanism further includes an hinge shaft, an elastic body and an operating member, the operating member includes a clamping portion and a card The latching portion includes two latching blocks and two resisting blocks of the recessed recesses between the two latching blocks, and the opposite ends of the free ends of the two latching blocks are oppositely convex a hook; wherein the hinge shaft and the latching block are at least one of an elastic material; the elastic body is mounted on the operating member by the hinge shaft and abuts in the clamping portion and the first mounting portion, the hinge shaft is rotatable The two ends of the two retaining blocks are engaged with the hooks, and the buckles can be engaged with the engaging blocks; the operating member completes the battery cover and the housing by the elastic force of the elastic body Lock and open. The battery cover locking mechanism of claim 1, wherein the elastic body is a spring, and is provided with a ring portion, and the two free ends of the ring portion are extended with an abutting end and an elastic end. The operating member is a flip cover, and further includes a main body plate, the clamping portion includes two convex ribs spaced apart from the central portion of the inner surface of one end of the main body plate, and the opposite surfaces of the two convex ribs are formed by a circular arc shape. A clamping gap is used to clamp the elastic end. The battery cover locking mechanism of claim 2, wherein the hinge shaft is a cylinder, the operating member further includes a hinge end provided with a hinge hole, the hinge hole axially penetrating the two hinge ends The hinge shaft passes through the ring portion of the elastic body and its both ends pass through the hinge hole. The battery cover locking mechanism of claim 3, wherein the buckle is disposed on the other end edge of the main body plate opposite to the clamping portion, and the two hinge ends are oppositely protruded from the main body plate. The inner surface between the holding portion and the buckle, and the two hinge ends are close to the end portions of the main body plates on both sides of the clamping portion. The battery cover locking mechanism of claim 3, wherein the first mounting portion further includes a first receiving slot, and the two latching blocks are protruded from the bottom of the first receiving slot. Holding the block, the second resisting block groove has a circular arc shape. The battery cover locking mechanism of claim 5, wherein the housing further includes a panel and a mating surface, the first receiving slot is provided with a first open end, and the first open end is disposed at One end of the panel is connected with the mating surface; the upper end of the two resisting blocks away from the bottom end of the first receiving slot bottom has a protrusion extending perpendicularly from the open end, and the recess of the two resisting blocks is adjacent to the protrusion and the opening The ends are parallel to the two abutting blocks. The battery cover locking mechanism of claim 6, wherein the hinged end of the operating member is received between the two abutting blocks and the two holding blocks, so that the elastic body is accommodated in the second The abutting end of the resisting block abuts against the bottom of the first receiving groove, and the protrusion of the two resisting block abuts between the buckle of the operating member and the clamping portion. The battery cover locking mechanism of claim 7, wherein the battery cover further includes a main body and an end portion, and the second mounting portion further includes a second receiving groove, the second receiving portion The groove is a groove recessed in the middle of one end of the main piece with respect to the first receiving groove of the first mounting portion, and a second open end is disposed opposite to the first open end, and the second open end is disposed at the end The engaging block protrudes from the bottom wall of the second receiving groove and is located at the second open end. The battery cover locking mechanism of claim 8, wherein the housing further comprises a top wall vertically bent along a periphery of the panel, a bottom wall opposite to the top wall, and two opposite side walls. The two side walls are connected to the top wall and the bottom wall; the mating surface is formed by recessing a step surface at one end of the panel for fitting the battery cover.