TWI417022B - Electronic device - Google Patents

Abstract

An electronic device includes a housing, an elastic locking member, a fixing member, and a supporting frame received in the housing. The housing defines a latching groove. The supporting frame defines a fixing portion. The elastic locking member is fixed to the fixing portion by the fixing member. The elastic locking member protrudes from the fixing portion and engages in the latching groove. The elastic locking member may elastically contract to move back to the fixing portion by applying a force to the elastic locking member, such that the elastic locking member can be detached from the latching groove.

Description

Electronic device

The present invention relates to an electronic device.

An electronic device having a touch panel generally includes a casing, an inner frame and a touch screen, and the inner frame is fixed to the inner side of the casing by hooks or screws or the like to support components such as a touch screen. Generally, a hook or the like is disposed inside the outer casing to engage with the inner frame, thereby avoiding the use of a fixing member such as a screw that is exposed to the outside of the electronic device, thereby increasing the aesthetics of the touch type electronic device.

However, the outer casing of the electronic device is usually manufactured by stamping (metal casing) or injection molding (plastic casing), and the locking components such as hooks disposed inside the casing of the electronic device are difficult to be completed by stamping or injection molding due to complicated structure. In the end, the processing of the electronic device is complicated and the cost is high.

In view of this, it is necessary to provide an electronic device that is relatively simple to process and has a low cost.

An electronic device includes an outer casing, an inner frame received in the outer casing, an elastic retaining member and a fixing member, wherein the outer casing is provided with an engaging groove, the outer casing comprises a bottom plate and a side plate bent from the edge of the bottom plate, and the side plate has an inner side The inner side faces inwardly to form an engaging groove, the engaging groove has a resisting surface adjacent to the inner side surface, and a connecting surface connecting the resisting surface and the bottom plate, and the connecting surface of the resisting surface and the inner side surface is formed for resisting the elastic holding member The arcuate corner has a fixing portion, and the fixing member fixes the elastic holding member to the fixing portion, and the elastic holding member protrudes from the fixing portion to engage with the engaging groove, and the elastic holding member simultaneously resists the resisting surface and even The connecting surface elastically contracts the elastic holding member to the fixing portion by pressing the elastic holding member to disengage the elastic holding member from the engaging groove.

The electronic device fixes the elastic holding member by fixing the fixing member to the fixing portion of the inner frame, and the elastic holding member can be elastically contracted into the fixing portion to disengage the elastic holding member from the engaging groove, thereby avoiding The inconvenience in design, processing and molding of the mold caused by the hook structure directly on the inner frame of the electronic device causes the electronic device to be processed relatively simple and the cost is low.

1 is a perspective assembled view of an electronic device according to an embodiment of the present invention.

2 is an exploded perspective view of the electronic device shown in FIG. 1.

3 is an exploded perspective view of another angle of the electronic device shown in FIG. 1.

Figure 4 is an enlarged view of the portion IV in Figure 1.

Figure 5 is a cross-sectional view of the electronic device of Figure 1 taken along line V-V.

The electronic device provided by the embodiment of the present invention will be further described in detail below with reference to the accompanying drawings.

Referring to FIG. 1 and FIG. 2, the electronic device according to the embodiment of the present invention may be a mobile phone, an MP3, a PDA (Personal Digital Assistant), a digital photo frame, a liquid crystal display, etc. In the present embodiment, a mobile phone will be described as an example. The electronic device 100 includes a housing 10, an elastic holder 30, a fixing member 50, an inner frame 70, and a panel 90.

The outer casing 10 includes a bottom plate 12 and side plates 14. The bottom plate 12 is generally rectangular. The number of the side plates 14 is four, and the four side plates 14 are respectively bent and extended from the four edges of the bottom plate 12 to the same side, and four The side plates 14 are connected end to end. Each of the side plates 14 has an inner side surface 141, and an inner side surface 141 is formed with an engaging groove 142 near one end of the bottom plate 12. The engagement groove 142 has a resisting surface 144 (see FIG. 4) that is substantially parallel to the bottom plate 12 and abuts the inner side surface 141, and a connecting surface 146 that connects the abutting surface 144 and the bottom plate 12. The arcuate angle 147 is easily formed at the junction of the abutting surface 144 and the inner side surface 141 (see FIG. 4).

The elastic retaining member 30 is substantially in the form of an S-shaped sheet, and includes a main body portion 32, and a retaining portion 34 and a resisting portion 36 respectively formed at both ends of the main body portion 32. The main body portion 32 is substantially a rectangular piece, and a spring piece 38 is formed in the middle portion. The elastic piece 38 is substantially a curved piece and protrudes toward the main body portion 32. One end of the elastic piece 38 is connected to the main body portion 32, and the other end is bent outwardly toward the main body portion 32. One end of the main body portion 32 is bent toward the other side to form a catch portion 34. The abutting portion 36 is formed at the other end of the main body portion 32. The substantially curved piece of the abutting portion 36 extends from the other end of the main body portion 32 toward one side away from the elastic piece 38 and extends to a side close to one side of the elastic piece 38. In the present embodiment, the number of the elastic holding members 30 is four, and corresponds to the engaging grooves 142 opened in the four side plates 14, respectively.

The fixture 50 is generally elongated and has a first surface 52 and a second surface 54 opposite the first surface 52 (see Figure 3). The first surface 52 and the second surface 54 are both planar. Two through-spaced through holes 56 are also formed in the fixing member 50. The through hole 56 extends through the first surface 52 and the second surface 54. In the present embodiment, the number of the fixing members 50 is four.

Referring to FIG. 3 to FIG. 5 at the same time, the inner frame 70 is sequentially connected by the four connecting plates 72 to form a rectangular frame which can be properly assembled in the outer casing 10. The connecting plate 72 has a curved outer surface 722, a first end surface 723 adjacent to the outer surface, and a second end surface 724 (see Fig. 2). The shape of the outer surface 722 of the web 72 matches the shape of the inner side surface 141 of the corresponding side panel 14 such that the outer surface 722 can conform to the inner side 141. The first end surface 723 and the second end surface 724 are generally planar and parallel to each other.

The inner frame 70 includes a receiving portion 74 and a fixing portion 76. The accommodating portion 74 is recessed from the inner side of the second end surface 724 for receiving and fixing the panel 90. The fixing portion 76 is recessed from the outer surface 722 and includes a fixing groove 762 and a receiving groove 764. The fixing groove 762 extends from the outer surface 722 in a direction perpendicular to the first end surface 723 and penetrates the outer surface 722. The fixing groove 762 has a fixing surface 7621 substantially parallel to the first end surface 723 and two fixing protrusions 7623 protruding from the both ends of the fixing surface 7621 toward the first end surface 723. The fixing protrusion 7623 is substantially cylindrical and has a diameter slightly smaller than the diameter of the through hole 56, and the position of the second fixing protrusion 7623 corresponds to the position of the two-way hole 56. The two fixing protrusions 7623 are respectively located at two sides of the accommodating groove 764. In the present embodiment, the inner frame 70 is made of plastic, and the fixing protrusions 7623 can be melt-deformed by heat.

The accommodating groove 764 extends from the middle of the fixing groove 762 toward the second end surface 724 in the direction perpendicular to the first end surface 723 and extends inward of the inner frame 70 in a direction parallel to the first end surface 723. The accommodating groove 764 has a first abutting surface 7641 that is substantially parallel to the first end surface 723, and a second abutting surface 7643 that connects the first abutting surface 7641 and the first end surface 723. In this embodiment, the number of the fixing portions 76 is four, which are respectively disposed in the middle of the four connecting plates 72, and the positions respectively correspond to the four engaging grooves 142.

The panel 90 is a rectangular plate that can be received in the receiving portion 74. In the present embodiment, the panel 90 is a touch screen panel.

When the electronic device 100 is assembled, the elastic holding member 30 is received in the receiving groove 764, and the elastic piece 38 abuts against the first abutting surface 7641. The resisting portion 36 abuts the first abutting surface 7641 away from one end of the main body portion 32 and At the junction of the second abutting surface 7643, the main body portion 32 is substantially parallel to the first abutting surface 7641. At this time, the holding portion 34 protrudes from the receiving groove 764. The fixing member 50 is received in the fixing groove 762, and the two fixing protrusions 7623 are respectively disposed in the two through holes 56 and protrude from the second surface 54. The first surface 52 is attached to the fixing surface 7621 of the fixing groove 762. The main body portion 32 of the elastic holding member 30 deforms the elastic piece 38. The two fixing projections 7623 are heated from one end of the second surface 54 to be melted and deformed by a tool (not shown) against the fixing projections 7623 to form a convex hull 7625. The convex bag 7625 abuts against the second surface 54 to fix the fixing member 50 to the fixing groove 762. At this time, the main body portion 32 of the elastic holding member 30 abuts against the first surface 52 of the fixing member 50. The elastic piece 38 abuts the first abutting surface 7641, and the resisting portion 36 abuts the second abutting surface 7643 to elastically hold the card. The piece 30 is fixed to the receiving groove 764.

The inner frame 70 is placed above the outer casing 10, so that the four elastic retaining members 30 respectively correspond to the four engaging grooves 142, and the inner frame 70 moves toward the outer casing 10, so that the retaining portion 34 abuts the side plate 14 away from one end of the bottom plate 12. The inner frame 70 continues to move toward the outer casing, and the side plate 14 presses the elastic retaining member 30 to rotate the elastic retaining member 30 in the direction of the first abutting surface 7641 from the end of the abutting portion 36 away from the main body portion 32. The main body portion 32 abuts against the first abutting surface 7641, and at this time, the elastic piece 38 is compressed and deformed. Then, the first abutting surface 7641 and the side plate 14 jointly press the elastic retaining member 30, and the abutting portion 36 of the elastic retaining member 30 is bent and deformed, so that the elastic retaining member 30 is contracted into the receiving groove 764, so that the inner frame 70 is The outer surface 722 of the four connecting plates 72 of the inner frame 70 is respectively engaged with the inner side surface 141 of the four side plates 14 , and the first end surface 723 abuts against the bottom plate 12 . The side plate 14 no longer resists the elastic latching member 30, and the elastic latching member 30 returns to the original shape, so that the latching portion 34 protrudes from the receiving slot 764 and enters the engaging slot 142, and the latching portion 34 simultaneously abuts the engaging slot 142. The inner surface 70 is fixed to the outer casing 10 by the abutting surface 144 and the connecting surface 146. The panel 90 is fixedly received in the accommodating portion 74 of the inner frame 70 by means of adhesive or the like.

During the disassembly, the inner frame 70 is driven away from the outer casing 10 by using a tool (such as a suction cup). The retaining portion 34 abuts the curved corner 147 to retract the elastic retaining member 30 into the receiving groove 764, thereby removing the inner frame 70 from the outer casing 10. .

The electronic device 100 fixes the fixing member 50 to the inner frame 70 by heat fusion, and then fixes the elastic holding member 30 to the inner frame 70. The outer casing 10 is provided with the engaging groove 142 and the elastic holding member 30, so that the outer casing The structure of the inner frame 70 and the inner frame 70 is relatively simple, thereby avoiding the inconvenience in designing the mold on the inner frame 70 directly, the processing and molding, and the processing of the outer casing 70 and the inner frame 70. It is simpler and lower in cost.

It can be understood that the number of the elastic holding members 30 is not limited to four, and may be two or more than two. The two elastic holding members 30 are respectively fixed to the two connecting plates 72 of the inner frame 70, and may also be plural. The number of the portion 76, the fixing member 50, and the engaging groove 142 is correspondingly changed.

It can be understood that the elastic piece 38 can be omitted. The latching portion 34 of the elastic retaining member 30 is received in the engaging groove 142 and abuts against the abutting surface 144 and the connecting surface 146. The resisting portion 36 abuts the first abutting surface 7641. And the second abutting surface 7643 can abut the main body portion 32 against the fixing member 50, thereby fixing the inner frame 70 to the outer casing 10.

It can be understood that when the material of the inner frame 70 is metal, the fixing member 50 can also be fixed to the inner frame 70 by welding or riveting.

In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and equivalent modifications or variations made by those skilled in the art in light of the spirit of the present invention are It should be covered by the following patent application.

14‧‧‧ side panels

142‧‧‧ snap groove

144‧‧‧Resistance

146‧‧‧ Connection surface

147‧‧‧Arc angle

32‧‧‧ Main body

34‧‧‧Cars Department

36‧‧‧Responsible Department

38‧‧‧Shrap

52‧‧‧ first surface

54‧‧‧second surface

74‧‧‧ Housing Department

7625‧‧‧ convex hull

7641‧‧‧First arrival

7643‧‧‧Secondary push

Claims (7)

An electronic device includes an outer casing, an inner frame received in the outer casing, and an elastic retaining member, wherein the outer casing is provided with an engaging groove, wherein the outer casing comprises a bottom plate and a side plate extending from an edge of the bottom plate, wherein the outer plate The side plate has an inner side surface, and the inner side surface is recessed to form the engaging groove. The engaging groove has a resisting surface adjacent to the inner side surface, and a connecting surface connecting the resisting surface and the bottom plate. The abutting surface and the inner side joint portion The electronic device further includes a fixing member, and the inner frame is provided with a fixing portion, and the fixing member fixes the elastic holding member to the fixing portion, the elastic clamping The elastic protruding member protrudes from the fixing portion and engages with the engaging groove, and the elastic holding member simultaneously abuts the resisting surface and the connecting surface, and the elastic retaining member is elastically contracted by pressing the elastic retaining member to The fixing portion can disengage the elastic holding member from the engaging groove. The electronic device of claim 1, wherein the inner frame comprises a connecting plate having an outer surface facing the inner side of the outer casing, a first end surface adjacent to the outer surface, and a second end surface corresponding to the first end surface The first end surface is in contact with the inner surface of the outer casing, and the fixing portion is recessed by the outer surface. The electronic device of claim 2, wherein the fixing portion is formed with a fixing protrusion, and the fixing member is provided with a through hole that is matched with the fixing protrusion, and the fixing protrusion is inserted in the through hole and Projecting from the fixing member, the fixing protrusion is formed by a heat fusion deformation from one end of the fixing protrusion to a convex hull of the fixing member to fix the fixing member to the fixing portion. The electronic device of claim 3, wherein the fixing portion comprises a fixing groove and a receiving groove formed by recessing from a middle portion of the fixing groove, wherein the fixing protrusion is formed on the fixing groove The elastic retaining member is received in the receiving groove and abuts against the fixing member. The electronic device of claim 4, wherein the accommodating groove has a first abutting surface adjacent to an outer surface of the inner frame, and a second abutting surface connecting the first end surface and the first abutting surface, The elastic holding member includes a main body portion, a holding portion and a resisting portion respectively formed at two ends of the main body portion, the engaging portion is engaged with the engaging groove, and the main body portion abuts the fixing member and the first portion The abutting portion is bent and extended from one end of the main body portion and abuts against the connection between the first abutting surface and the second abutting surface. The electronic device of claim 5, wherein the elastic holding member further comprises a spring piece protruding from the main body portion, the elastic piece abutting the first abutting surface. The electronic device of claim 2, wherein the electronic device further comprises a panel, and the inner side of the second end surface of the inner frame is recessed to form a receiving portion, and the panel is fixedly received in the receiving portion.