CN102104127B - Battery cover locking structure and portable mobile terminal - Google Patents

Abstract

The embodiment of the invention discloses a battery cover locking structure and a portable mobile terminal, which relate to the field of mechanical technology. The technical problem that the battery cover is easy to be opened unintentionally in the prior art is solved. The battery cover locking structure includes a through hole opened on the battery cover, a fastener passing through the through hole, a buckle locking structure arranged on the fastener and on the casing, the buckle locking structure can lock the fastener and pass through the battery cover. The locking member locks the battery cover on the casing. The portable mobile terminal includes a housing with a battery compartment, a battery cover covering the battery compartment and detachably connected to the housing, and the battery cover locking structure provided by the above-mentioned embodiments of the present invention. The invention is applied to locking the battery cover.

Description

Battery cover locking structure and portable mobile terminal

technical field

The invention relates to the field of mechanical technology, in particular to a battery cover locking structure and a portable mobile terminal provided with the battery cover locking structure.

Background technique

With the continuous development of electronic technology, portable mobile terminals such as mobile phones and handheld computers have become the most common communication tools in people's daily life.

The battery is the power source on the portable mobile terminal. In order to ensure that the battery is reliably fixed in the battery compartment on the casing, a battery cover that is detachably connected to the casing is provided on the casing around the battery compartment in the prior art. , A detachable connection is usually formed between the battery cover and the case through a snap-fit structure.

The inventor found in the process of realizing the present invention that the prior art has at least the following problems:

Since the snap-fit structure has the characteristics of simple structure and easy installation and disassembly, the battery cover can be disassembled from the case by applying a little force in the opposite direction of the force applied when installing the battery cover, so when using a portable mobile terminal It is easy to knock off the battery cover unintentionally during the process, especially for young people (especially children) who love to play with mobile phones. The battery cover is easy to be opened inadvertently during the use of portable mobile terminals. It is blocked and easily disengaged from the battery compartment. After the battery is disengaged from the battery compartment, the electronic devices in the portable mobile terminal will stop working due to power failure, thereby affecting the normal use of the portable mobile terminal.

Contents of the invention

Embodiments of the present invention provide a battery cover locking structure and a portable mobile terminal provided with the battery cover locking structure, which solves the technical problem in the prior art that the battery cover is easily opened unintentionally.

In order to achieve the above object, embodiments of the present invention adopt the following technical solutions:

The battery cover locking structure includes a through hole opened on the battery cover, a fastener passing through the through hole, a buckle locking structure arranged on the fastener and the casing, the buckle locking structure can The fastener is used to lock the battery cover on the casing through the fastener.

The portable mobile terminal includes a casing with a battery compartment, a battery cover that is disposed on the battery compartment and is detachably connected to the casing, and the battery cover locking provided by the above-mentioned embodiments of the present invention. structure.

Compared with the prior art, any one of the above-mentioned technical solutions provided by the present invention has at least the following advantages:

Since a through hole is opened on the battery cover in the embodiment of the present invention, a buckle locking structure is provided on the clip penetrating through the hole and on the casing, and the buckle locking structure can lock the clip and the battery cover on the battery cover through the clip. On the casing, the battery cover is reliably locked on the casing under the action of the buckle locking structure and the clips. To remove the battery cover from the casing, it is first necessary to release the lock of the clip locking structure to the clip. After locking or unlocking the buckle lock structure to the lock of the clip, the clip is removed, and then the battery cover can be disassembled from the casing, and it is difficult to unintentionally unlock the buckle lock structure, and then The battery cover cannot be disassembled from the casing unintentionally, so the technical problem that the battery cover is easy to be opened unintentionally in the prior art is solved.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

FIG. 1 is a schematic front view of a portable mobile terminal provided with a battery cover locking structure provided by an embodiment of the present invention;

Fig. 2 is a schematic cross-sectional view along line A-A of Fig. 1;

Fig. 3 is the enlarged schematic view of part B in Fig. 2;

FIG. 4 is a schematic rear view of the portable mobile terminal shown in FIG. 1;

FIG. 5 is a schematic diagram of a right side view of the portable mobile terminal shown in FIG. 1;

Fig. 6 is a schematic front view of the battery cover provided with the fastener provided by the embodiment of the present invention;

Fig. 7 is a schematic cross-sectional view of the battery cover shown in Fig. 6 along line C-C;

Fig. 8 is an enlarged schematic diagram of part D in Fig. 7;

Fig. 9 is a schematic rear view of the battery cover shown in Fig. 6;

Fig. 10 is a schematic right view of the battery cover shown in Fig. 6;

Fig. 11 is a schematic front view of the card firmware provided by the embodiment of the present invention;

Fig. 12 is a schematic cross-sectional view along line E-E of Fig. 11;

Fig. 13 is a schematic bottom view of the clip shown in Fig. 11;

Fig. 14 is a schematic rear view of the clip shown in Fig. 11;

Fig. 15 is a schematic left view of the clip shown in Fig. 11;

Fig. 16 is a schematic diagram of the connection relationship between the fastener, the casing and the battery cover in the portable mobile terminal provided with the battery cover locking structure provided by the embodiment of the present invention;

Fig. 17 is a schematic cross-sectional view along line F-F of Fig. 16;

FIG. 18 is an enlarged schematic view of part G in FIG. 17 .

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts all involve the protection scope of the present invention.

Embodiments of the present invention provide a battery cover locking structure that is simple in structure, easy to use, and can prevent the battery cover from falling off a casing at random, and a portable mobile terminal provided with the battery cover locking structure.

As shown in Figure 1, Figure 2 and Figure 3, the battery cover locking structure provided by the embodiment of the present invention includes through holes 2, The through hole 2 is arranged on the clamping member 3 as shown in FIG. 7, FIG. 8 or FIG. 11, and is arranged on the clamping member 3 as shown in FIG. 12, FIG. 13, FIG. As shown in FIG. 17 and FIG. 18 , the buckle locking structure 5 can lock the clip 3 and the battery cover 1 shown in FIG. 9 and FIG. 10 to the casing 4 through the clip 3 .

Since the battery cover 1 in the embodiment of the present invention is provided with a through hole 2 as shown in FIG. The buckle locking structure 5 shown in 18, the buckle locking structure 5 can lock the fastener 3 and the battery cover 1 on the casing 4 through the fastener 3, under the action of the buckle locking structure 5 and the fastener 3 , the battery cover 1 is securely locked on the casing 4. To remove the battery cover 1 from the casing 4, it is first necessary to release the lock of the buckle locking structure 5 to the locking member 3 or to release the 5 pair of buckle locking structures. After the locking of the locking member 3, the locking member 3 is taken away, and then the battery cover 1 can be disassembled from the casing 4, and it is difficult to realize the locking of the buckle locking structure 5 unintentionally, and then unintentionally It is also impossible to disassemble the battery cover 1 from the casing 4, so the technical problem in the prior art that the battery cover 1 is easily opened unintentionally is solved.

In this embodiment, as shown in Figure 17 and Figure 18, the buckle locking structure 5 includes a positioning hole 6 as shown in Figure 3 opened on the casing 4, and the shape of the positioning hole 6 and the through hole 2 is far from the battery with the fastener 3. The cross-section of the part of the cover 1 is adapted;

As shown in Fig. 11, Fig. 12 and Fig. 13, the fastener 3 includes a head 31, a connecting part 32 and a buckle part 33 connected to each other, wherein:

The head 31 is disc-shaped, its radial size is larger than the inner diameter of the through hole 2, and the head 31 is pressed against the side of the battery cover 1 around the through hole 2 away from the casing 4;

As shown in Figure 15, the connecting part 32 is columnar or tubular, one end of which is connected to the head 31 as shown in Figure 14, and the other end passes through the through hole 2 and the positioning hole 6 and is connected to the buckle part 33, and the connecting part 32 can be Rotate around the axis of the positioning hole 6 and the through hole 2;

The buckle portion 33 abuts against the side of the casing 4 around the positioning hole 6 away from the battery cover 1 .

The battery cover 1 can be locked on the casing 4 through the cooperation between the fastener 3 and the casing 4 around the positioning hole 6 .

The head 31 and the buckle part 33 of the fastener 3 apply pressure to the casing 4 and the battery cover 1 respectively, and the head 31 is connected to the buckle part 33 through the connecting part 32, so the casing 4 and the battery cover 1 can be clamped together by the clamping member 3, thereby forming a buckle locking structure 5 as shown in Figure 18. If the battery cover 1 is to be disassembled from the casing 4, the buckle part 33 and the connecting part 32 need to be Pull out from the positioning hole 6.

When the shape of the positioning hole 6 and the through hole 2 are adapted to the cross-section of the part of the fastener 3 away from the battery cover 1, the part of the fastener 3 away from the battery cover 1 can be inserted into the positioning hole 6 and the through hole by plugging. 2, and then rotate the clip 3 around the axis of the positioning hole 6 and the through hole 2, so that the buckle part 33 of the clip 3 abuts against the side of the casing 4 around the positioning hole 6 away from the battery cover 1, so that The buckle portion 33 applies pressure to the case 4 and the battery cover 1 .

As shown in Figure 11, Figure 12 and Figure 13, the clip 3 in this embodiment can also be made of elastic material, the clip 3 is elastically deformed and embedded in the through hole 2 and the positioning hole 6, and then the clip 3 is removed At the same time, the clamping component 3 is also pulled out from the positioning hole 6 by elastically deforming the clamping component 3 . Of course, in this example, the fastening member 3 can also be a screw or a bolt, and the through hole 2 can also be a screw hole, so that the battery cover 1 can be fixed on the casing 4 through the screw connection structure formed by the fastening member 3 and the through hole 2 .

As shown in Figure 3, in this embodiment, a recessed platform 7 is provided on the side of the battery cover 1 around the through hole 2 away from the casing 4, and a sliding groove 8 is provided on the concave platform 7, and the head 31 is also fixed. The limiting column 9 is embedded in the sliding groove 8 , and the limiting column 9 can rotate around the axis of the head 31 of the clamping member 3 along the sliding groove 8 .

When the head 31 of the clip 3 is embedded in the recess 7, the entire battery cover 1 looks more concise and beautiful in appearance, and feels better when held in the hand. The cooperation of the sliding groove 8 and the limit post 9 makes the clip 1 When 3 slides in the concave platform 7, the sliding direction is continuous and consistent, which facilitates quick installation and removal of the clip 3.

As shown in Fig. 9, Fig. 11 and Fig. 12, in this embodiment, the head 31 of the fastener 3 is further provided with a groove 10 on the side away from the casing 4, and the groove 10 is along the diameter of the head 31 of the fastener 3. extend in direction; and/or;

An annular anti-off ring 15 is also fixed on the connecting portion 32, and the anti-off ring 15 abuts against the side of the battery cover 1 close to the casing 4; and/or;

The connecting portion 32 is columnar and hollow; and/or,

The side of the battery cover 1 around the through hole 2 away from the casing 4 is also provided with a mark 16 for indicating the rotation direction of the locking member 3 as shown in FIG. 9 .

Along the direction indicated by the mark 16, the head 31 of the clip 3 and the entire clip 3 can be rotated by turning the groove 10, so that the buckle part 33 of the clip 3 is rotated to the position around the positioning hole 6. The position where the side of the casing 4 away from the battery cover 1 abuts. In the present embodiment, the size of the groove 10 can be designed to be compatible with the nails of the thumbs of adults. In this way, when the nails of an adult's hand are inserted into the groove 10, the clamping member 3 can be rotated, thereby rotating the clamping member 3. to the desired position. The indication function of the mark 16 can improve the installation efficiency and accuracy.

The connection part 32 is columnar and hollow, or when the connection part 32 is tubular, it is not only light in weight and saves material, but also the connection part 32 has good elasticity, and the button part 33 is easily inserted into the through hole 2 and the positioning hole 6. Elastic deformation occurs, and the embedding operation is simpler and labor-saving.

In this embodiment, the connecting portion 32 is cylindrical, and the locking portion 33 is fixedly connected to the connecting portion 32 , and the maximum extension direction of the locking portion 33 is perpendicular to the axial direction of the connecting portion 32 .

After the buckle portion 33 is inserted into the positioning hole 6 from the through hole 2, the head 31 of the clamping member 3 is rotated so that the buckle portion 33 is away from the through hole 2 and the position matching the buckle portion 33 on the positioning hole 6, and then the machine The shell 4 can block the buckle part 33 to prevent the fastening member 3 from loosening.

As shown in FIG. 6, in this embodiment, the through hole 2 and the positioning hole 6 shown in FIG. The notch part 12 located at the edge of the round hole part 11 and adapted to the cross-sectional shape of the buckle part 33 , the notch part 12 communicates with the round hole part 11 .

The round hole portion 11 facilitates the rotation of the connecting portion 32 of the fastener 3 in the through hole 2 and the positioning hole 6 along its axis, and the notch portion 12 facilitates the insertion of the buckle portion 33 into the through hole 2 and the positioning hole 6. Furthermore, the installation of the card firmware 3 is facilitated. In this embodiment, the shape of the positioning hole 6 is preferably the same as or similar to that of the through hole 2 , so that it can also serve the purpose of facilitating the insertion of the fixing member 3 and better fixing the fixing member 3 .

As shown in Fig. 11, Fig. 12 and Fig. 13, in this embodiment, the side of the buckle part 33 close to the battery cover 1 and the casing 4 are also provided with a snap-fit structure 13 as shown in Fig. 18, the snap-fit structure 13 When the buckle locking structure 5 as shown in Figure 17 or 18 locks the fastener 3 and locks the battery cover 1 on the casing 4 through the fastener 3, it can prevent the buckle part 33 from being along the axis of the connecting part. Rotate relative to through hole 2.

Because when the buckle part 33 rotates to the position opposite to the position of the positioning hole 6 and the round hole 11 on the through hole 2, the buckle part 33 is very easy to escape from the round hole 11 and the positioning hole 6, resulting in a buckle locking structure. 5 failure. The function of the snap-fit structure 13 is to prevent the buckle part 33 from rotating relative to the through hole 2 along the axis of the connecting part, and rotate to a position opposite to the position of the positioning hole 6 and the circular hole part 11 on the through hole 2 , thereby ensuring reliable locking of the buckle locking structure 5 to the clip 3 and the battery cover 1 .

As shown in FIGS. 17 and 18 , the snap-fit structure 13 in this embodiment includes an indented part 131 or a protruding part 132 arranged on the side of the buckle part 33 close to the battery cover 1 and in a concave shape and arranged on the The protruding part 132 or the concave part 131 on the edge of the casing 4 around the positioning hole 6 away from the battery cover 1 , the protruding part 132 is matched with the concave part 131 .

The snap-fit structure 13 formed by the protruding part 132 and the concave part 131, when the protruding part 132 is embedded in the concave part 131, will vibrate and make a sound, so that the user who rotates the head 31 of the clamping member 3 can play a role. Prompting function, prompting the user that the card firmware 3 has rotated to a suitable position.

In this embodiment, a stop post 14 is fixed on the edge of the casing 4 around the positioning hole 6 away from the battery cover 1 as shown in FIG.

The stop post 14 can prevent the user from turning the clamping member 3 to a position where it escapes from the through hole 2 and the positioning hole 6 due to excessive force in the process of rotating the clamping member 3 .

As shown in Fig. 1, Fig. 2 and Fig. 3, the portable mobile terminal provided by this embodiment includes a case 4 with a battery compartment as shown in Fig. 4 and Fig. Between the shells 4 are the detachably connected battery cover 1 and the battery cover locking structure provided by the above-mentioned embodiments of the present invention.

Since the portable mobile terminal in this embodiment of the present invention has the same technical features as the battery cover locking structure provided by any of the above-mentioned embodiments of the present invention, it can also produce the same technical effect and solve the same technical problem, which will not be repeated here. elaborate.

In this embodiment, as shown in FIG. 4 and FIG. 5 , the casing 4 can be assembled from multiple components. Of course, the casing 4 can also be an integrated structure composed of multiple components.

Of course, the battery cover locking structure provided by the above-mentioned embodiment can also be applied to other components other than fixing the battery cover 1 , and can also be applied to other electronic devices other than portable mobile terminals.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. All should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (8)

1. A battery cover locking structure, characterized in that: it includes a through hole opened on the battery cover, a clip penetrating through the through hole, a buckle locking structure provided on the clip and on the casing, The buckle locking structure can lock the fastener and the battery cover on the casing through the fastener; The buckle locking structure includes a positioning hole opened on the casing, and the shapes of the positioning hole and the through hole are adapted to the cross-section of the part of the fastener away from the battery cover; The fastening member includes a head connected to each other, a connecting portion and a buckle portion, wherein: The head is disc-shaped, its radial size is larger than the inner diameter of the through hole, and the head is pressed against the side of the battery cover around the through hole away from the casing; The connecting part is columnar or tubular, one end of which is connected to the head, the other end passes through the through hole and the positioning hole and is connected to the buckle part, and the connecting part can be positioned around the The axis line of the hole and the through hole rotates; The buckle portion abuts against a side of the casing around the positioning hole away from the battery cover; There is also a recess on the side of the battery cover around the through hole away from the casing, a sliding groove is provided on the recess, and a limit column is fixed on the head. The positioning column is embedded in the sliding groove, and the limiting column can rotate around the axis of the head of the fastener along the sliding groove. 2. The battery cover locking structure according to claim 1, wherein a groove is formed on the side of the head of the clip member away from the casing, and the groove extends along the clip. said head of the fastener extends in a radial direction; An annular anti-off ring is also fixed on the connecting part, and the anti-off ring abuts against the side of the battery cover close to the casing; The connecting portion is columnar and hollow; and/or, A mark for indicating the rotation direction of the locking member is also provided on the side of the battery cover around the through hole away from the casing. 3. The battery cover locking structure according to claim 1, characterized in that: the connection part is cylindrical, the buckle part is fixedly connected to the connection part, and the maximum extension of the buckle part is The direction is perpendicular to the axial direction of the connecting portion. 4. The battery cover locking structure according to claim 1, characterized in that: the through hole and the positioning hole are opposite to each other, and both have a circular hole shape and are suitable for the cross-sectional shape of the connecting part. A matching round hole and a notch located at the edge of the round hole and adapted to the cross-sectional shape of the buckle part, the notch is in communication with the round hole. 5. The battery cover locking structure according to claim 1, characterized in that: the side of the buckle part close to the battery cover and the casing are also provided with a snap-fit structure, the snap fit structure The buckle-fitting structure can prevent the buckle part from moving along the axis of the connecting part when the buckle locking structure locks the fastener and the battery cover on the casing through the fastener. The direction of the wire is rotated relative to the through hole. 6 . The battery cover locking structure according to claim 5 , wherein the snap-fit structure includes an inwardly concave concave portion disposed on the side of the buckle portion close to the battery cover Or a protruding part and a protruding part or a concave part arranged on the edge of the casing away from the battery cover around the positioning hole, and the protruding part is adapted to the concave part. 7. The battery cover locking structure according to claim 1, characterized in that: a stop post is fixed on the edge of the casing around the positioning hole away from the battery cover, and the stop post The column abuts against the buckle portion. 8. A portable mobile terminal, characterized in that: it comprises a casing with a battery compartment, a battery cover that is set on the battery compartment and is detachably connected to the casing, and the above-mentioned claims 1 to 8. 7 Any one of the battery cover locking structures.

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