TWI427460B - Battery cover lock structure - Google Patents

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, and such portable electronic devices use batteries as their energy source. Such batteries are typically installed in a portable electronic device by a battery cover that is inserted into the body of the portable electronic device housing to provide electrical energy thereto. During the use of the portable electronic device, it is often necessary to replace the battery of the portable electronic device. Therefore, the battery cover of the conventional portable electronic device generally needs to be easily disassembled and assembled to replace the battery.

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. The battery cover is easy to operate and disassemble, but has many components, high manufacturing cost and easy damage.

In view of this, it is necessary to provide a battery cover locking mechanism with fewer components and convenient operation.

A battery cover locking mechanism for locking a battery cover on a housing, comprising: a mounting portion disposed on the housing, a latching portion disposed on the battery cover, and an operating member; the operating member is provided with a latch a block and a resisting portion, the operating member is rotatably mounted on the engaging portion and abuts in the mounting portion, the latching portion is received between the holding block and the abutting portion and the card The block phase is held; the rotation of the operating member causes the abutting portion to abut the locking portion, thereby completing the unlocking of the battery cover and the housing.

Compared with the prior art, the hinged shaft is rotatably mounted on the operating member of the casing and the battery cover to realize opening and locking of the battery cover and the casing. The battery cover locking mechanism component is small, the cost is low, and the operation is convenient.

10‧‧‧shell

103‧‧‧Wall

108‧‧‧ accommodating part 108

12‧‧‧Installation Department

1201‧‧‧ slot end wall

1203‧‧‧Open end

1206‧‧‧Bumps

121‧‧‧卡合块

122‧‧‧Resist the rib

123‧‧‧Clock Department

1232‧‧‧ accommodating slots

1234‧‧‧Installation slot

150‧‧‧ body board

152‧‧‧ inner surface

154‧‧‧ second side end

156‧‧‧ card holding block

1571‧‧‧Connecting wall

159‧‧‧ articulated shaft

20‧‧‧Battery cover

202‧‧‧ side wall

204‧‧‧End

21‧‧‧Card Department

101‧‧‧ surface

106‧‧‧Materials

109‧‧‧ snap groove

120‧‧‧Installation slot

1202‧‧‧Slot sidewall

1205‧‧‧ recess

121‧‧‧卡合块

1221‧‧‧Bevel

1231‧‧‧Hinged hole

1233‧‧‧Resistance block

15‧‧‧Operating parts

151‧‧‧ Pressing surface

153‧‧‧ first side end

155‧‧‧ card slot

157‧‧‧Responsible Department

1572‧‧‧Resist the wall

1591‧‧‧Free end

201‧‧‧ Subject

203‧‧‧Bottom wall

206‧‧‧Claws

210‧‧‧ card slot

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 a partially enlarged schematic view showing the battery cover locking mechanism of FIG. 1.

3 is a schematic view of the operating member of the battery cover locking mechanism shown in FIG. 1.

4 is an enlarged schematic view showing the holding portion of the battery cover locking mechanism shown in FIG. 1.

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

6 is a cross-sectional view of the battery cover locking mechanism shown in FIG. 5 taken along the line VI-VI, in which the battery cover locking mechanism is in a locked state.

Figure 7 is a cross-sectional view showing the unlocking process of one of the battery cover locking mechanisms shown in Figure 5.

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 the 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 mounting portion 12, an operating member 15, and a latching portion 21 disposed on the housing 10.

The housing 10 has a substantially rectangular parallelepiped shape, and has a surface 101, a peripheral wall 103 that is vertically bent along a circumference of the surface 101, a mating surface 106, and a receiving portion 108. The mating surface 106 is a stepped surface formed by recessing one of the outer edges of the surface 101 to have a rounded edge for fitting the battery cover 20. The accommodating portion 108 is a substantially rectangular recess recessed in the middle of the mating surface 106 for receiving a battery (not shown). The engaging surface 106 is recessed with a two-way recess 109 in a lateral section of the housing 10 at a distance from the peripheral wall 103 at one end of the surface 101.

As shown in FIG. 2 , the mounting portion 12 is disposed on the surface 101 of the housing 10 and adjacent to the middle of the edge of the mating surface 106 . The mounting portion 12 includes a mounting slot 120 , a latching block 121 , a resisting rib 122 , and a latching rib 122 . The engaging portion 123 is disposed in the mounting groove 120. The mounting groove 120 is a rectangular recess having a three-end closed end and is recessed on the surface 101. The mounting slot 120 is provided with a slot end wall 1201, two slot sidewalls 1202 perpendicularly connected to each other on both sides of the slot end wall 1201, and an open end 1203 opposite to the end wall 1201. The open end 1202 is disposed at a position where one end of the surface 101 is connected to the mating surface 106. A recess 1205 is recessed in the middle of the slot end wall 1201. The engaging block 121 is substantially a circular arc-shaped outer edge convex protruding from the boundary between the concave portion 1205 and the surface 101 and the open end 1203 relatively. The resisting rib 122 is an elongated strip protruding from the bottom of the mounting groove 120 adjacent to the end wall 1201 and parallel to the end wall 1201 and connected to the two-slot sidewall 1202. The edge of the resisting rib 122 opposite to the engaging block 121 is provided with a slope 1221. The long end of the opening 1203 and the bottom of the mounting groove 120 are spaced apart from each other by two strip-shaped protrusions 1206. The protrusions 1206 are spaced apart from the resisting ribs 122 and are arranged in a stepped manner with the mating surface 106.

The engaging portion 123 includes two hinge holes 1231 , a receiving groove 1232 , and two blocking blocks 1233 . The two hinge holes 1231 are cylindrical holes, and are opposite to the two groove side walls 1202 and located between the two protrusions 1206 and the resisting ribs 122. The accommodating groove 1232 is a rectangular recess having a three-end closed end and is surrounded by the two protrusions 1206 and the mating surface 106 and extends into the mating surface 106. The two abutting blocks 1233 are substantially rectangular blocks, and the two protrusions 1206 are formed to extend in the direction of the resisting ribs 122 along the opening of the receiving groove 1232. Therefore, a second mounting groove 1234 is formed between the two resisting blocks 1233 and the two hinge holes 1231, and the mounting groove 1234 penetrates the hinge hole 1231.

Referring to FIG. 3 , the operating member 15 is a resilient rubber cover, which comprises a substantially rectangular plate-shaped main body plate 150 , a resisting portion 157 and two hinge shafts 159 . The main body panel 150 has a pressing surface 151, an inner surface 152 opposite to the pressing surface 151, and first and second side end portions 153 and 154 opposite to each other. A rectangular notch-shaped retaining groove 155 is recessed in the middle of the first side end portion 153, and the engaging block 121 abuts against the engaging block 121. The middle portion of the second side end portion 153 extends away from the second side end portion 153 to form an elongated block-shaped holding block 156 for engaging with the holding portion 21 . The abutting portion 157 is substantially an "L"-shaped plate shape, and includes a connecting wall 1571 and a resisting wall 1572. The connecting wall 1571 is an elongated strip shape protruding from the middle of the inner surface 152 adjacent to the holding block 156; the resisting wall 1572 is an elongated strip shape, and the connecting wall is formed by the connecting wall The end of 1571 is formed by bending away from the main body plate 150. The abutting portion 157 and the holding block 156 are received in the receiving groove 1232. The two hinges 159 are cylindrical, and one end is respectively fixed to the opposite ends of the inner surface 152, and the other end extends away from the main body plate 150 to form a free end 1591. The hinge shaft 159 is received in the mounting groove 1234. The free end 1591 is mounted in the hinge hole 1231.

Referring to FIG. 1 and FIG. 4 , 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 extending from 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 also includes an end portion 204 opposite the bottom end wall 203. Two claws 206 are protruded from the bottom end wall 203 of the battery cover 20 corresponding to the two engaging recesses 109 on the housing 10. The battery cover 20 is detachably mounted on the surface 101 of the casing 10 and the receiving portion 108. The side wall 202 and the bottom end wall 203 of the battery cover 20 are attached to the fitting. On face 106.

The latching portion 21 includes a slot 210. The latching slot 210 is a rectangular opening recess that is recessed in the middle of the connection between the main body 201 and the end portion 204 of the battery cover 20. The holding block 156 is clamped on the card slot 210. The bottom of the slot of the slot 210 is a bevel for assembly.

Referring to FIG. 5 and FIG. 6 together, when assembling, the operating member 15 is first placed over the mounting groove 120, and the pressing surface 151 is pressed down. The inner surface 152 between the two hinged shafts 159 is opposite to the second surface. The holding block 1233 is abutted, and the two hinge shafts 159 are deformed under pressure so that the fixed end is pressed into the mounting groove 1234, and the free end 1591 is retained in the hinge hole 1231. At the same time, the abutting portion 157 is received in the receiving groove 1232; thus the operating member 15 is rotatably mounted on the engaging portion. The holding slot 155 and the engaging block 121 Resist.

Then, the battery cover 20 is assembled to the housing 10, and the battery cover 20 is pressed down and slid, so that the two claws 206 disposed on the bottom end wall 203 of the battery cover 20 are correspondingly engaged on the housing 10. The second is engaged in the recess 109. 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. At the same time, the end portion 204 is pressed, and the holding portion 21 is inserted between the holding block 156 and the resisting wall 1572 and abuts against the connecting wall 1571. The holding block 156 is clamped to the holding portion. The card slot 210 of the portion 21 is inside. Thus, the operating member 14 is mounted on the housing 10 and the battery cover 20 is locked to the housing 10.

Referring to FIG. 7 , when the battery cover 20 is opened, the operating surface 15 of the operating member 15 is pressed to provide one end of the holding slot 155 , so that the operating member 15 is opposite to the mounting slot 120 and the housing by the two hinge axes 159 . 10; at the same time, the holding slot 155 of the operating member 15 slides over the engaging block 121 and the operating member abuts against the inclined surface 1221; at this time, the holding block 156 of the operating member 15 and the card The slot 210 is separated, and the resisting wall 1572 abuts the latching slot and ejects it away from the housing 10. Thus, the battery cover 20 is unlocked from the casing 10, and the two claws 206 on the bottom end wall 203 of the battery cover 20 are slid out from the two engaging recesses 109 in the casing 10, so that the battery cover 20 can be removed.

The battery cover 20 and the housing 10 are realized by the opening and closing of the battery cover locking mechanism by the operation member 15 rotatably mounted on the housing 10 and the battery cover 20 provided with the hinge shaft 159. Open and lock. The battery cover locking mechanism has a simple structure and is convenient to operate.

10‧‧‧shell

101‧‧‧ surface

103‧‧‧Wall

106‧‧‧Materials

108‧‧‧ 容 部

109‧‧‧ snap groove

12‧‧‧Installation Department

123‧‧‧Clock Department

1231‧‧‧Hinged hole

1232‧‧‧ accommodating slots

1233‧‧‧Resistance block

1234‧‧‧Installation slot

15‧‧‧Operating parts

20‧‧‧Battery cover

21‧‧‧Card Department

201‧‧‧ Subject

202‧‧‧ side wall

203‧‧‧Bottom wall

204‧‧‧End

206‧‧‧Claws

Claims (9)

A battery cover locking mechanism for locking a battery cover on a housing, comprising a mounting portion disposed on the housing and a latching portion disposed on the battery cover, wherein the housing includes a housing The mounting portion includes a latching portion, a mounting groove recessed in the surface, and a latching block. The mounting slot includes a slot end wall and two opposite slot sidewalls, and a recess is recessed in the slot end wall The latching member is disposed at a boundary between the recess and the surface and opposite to the open end. The battery cover locking mechanism further includes an operating member, and the operating member is provided with a holding block and a resisting portion. a latching groove is formed in the latching slot of the latching portion, and the operating member is rotatably mounted on the latching portion and resists the mounting. The holding portion is disposed between the holding block and the abutting portion and is engaged with the holding block; by rotating the operating member, the abutting portion is abutted against the holding portion, thereby Complete the unlocking of the battery cover and the housing. The battery cover locking mechanism of claim 1, wherein the operating member further comprises a main body plate having an inner surface and two opposite first and second side ends; the holding block is configured by the first The middle of the two side ends extends away from the second side end. The battery cover locking mechanism of claim 2, wherein the abutting portion includes a connecting wall protruding from a middle portion of the inner surface and extending from the end of the connecting wall toward the main body plate Resisting the wall; the holding portion is disposed between the holding block and the resisting wall. The battery cover locking mechanism of claim 2, wherein the operating member further comprises a two-cylindrical hinge shaft, one end of which is respectively fixed to opposite end portions of the inner surface, and the other end is away from the main body plate. The direction extends to form a free end, and the engaging portion includes two hinge holes formed on the sidewalls of the two slots, and the free ends of the two hinge shafts are disposed in the two hinge holes. The battery cover locking mechanism of claim 4, wherein the mounting slot further includes an open end opposite the end wall of the slot, the mounting portion further comprising a resisting rib protruding from the mounting slot The bottom of the slot is adjacent to the end wall of the slot; the connecting portion of the open end and the bottom of the mounting slot is provided with a protrusion which is spaced apart from the abutting rib, and the two hinge holes are opposite to the sidewall of the slot and are located at the bottom Between the bump and the resisting rib. The battery cover locking mechanism of claim 5, wherein the housing further comprises a recessed surface formed by a portion of the outer edge of the surface to form a mating surface for engaging with the battery cover, the engaging portion further comprising an extension to the mating The groove inside the surface. The battery cover locking mechanism of claim 6, wherein the engaging portion further comprises two abutting blocks and two mounting slots, and the two abutting blocks and the two hinge holes form a hinge hole The fixing shaft is fixed to one end of the main body plate and received in the mounting groove. The battery cover locking mechanism of claim 1, wherein the battery cover further includes a main body and an end portion, and the holding portion is provided with a recessed portion at a joint between the main body and the end of the battery cover. Card slot in the middle. The battery cover locking mechanism of claim 1, wherein the operating member is made of a material having elasticity.