TWI482552B - Portable electronic device and case thereof - Google Patents

Description

Portable electronic device and its casing

The present invention relates to a portable electronic device and a casing thereof, and more particularly to a portable electronic device and a casing thereof for assembling a casing without using a screw.

At present, electronic products such as portable electronic devices on the market need to use a casing to protect the internal circuit board and serve as an external aesthetic. However, most of the casings must be fixed by means of a screw structure, which has a considerable influence on the appearance of the casing and the performance of the internal communication antenna. In general, the disadvantages of using the screws for assembly are:

1. The casing is screwed and assembled for screwing, which will make the assembly process of the casing cumbersome.

2. When assembling with screws, it must also be fixed with a nut, which will increase the cost.

3. Most of the screws are metal bodies, which will affect the performance of the communication antenna inside the chassis and cause communication interference.

4. After the casing is disassembled, the use of the drop-resistant screws needs to be replaced, which will increase the cost of heavy work.

5. The appearance of the casing must have the existence of screw holes, which will affect the overall aesthetics.

6. The casing is assembled with screws, and the rubber structure must be added to the screw holes. Pieces to avoid the appearance of screws exposed to the appearance, which will also increase the cost.

In view of the above problems in the prior art, the object of the present invention is to provide a portable electronic device and a casing thereof for solving the conventional casing, in particular, the casing of the portable electronic device via a screw locking assembly. The problem caused.

According to the purpose of the present invention, a casing is provided for a portable electronic device, which includes a first cover and a second cover. The front side of the first cover body is provided with at least one first engaging portion, and the rear side is provided with at least one first fixing portion. The front side of the second cover body is provided with at least one second fixing portion, and the rear side is provided with at least one second engaging portion. When the second cover is combined with the first cover, the at least one second fixing portion is correspondingly engaged with the at least one first engaging portion, and the at least one second engaging portion is correspondingly engaged with the at least one first fixing portion. The at least one first engaging portion and the at least one second engaging portion respectively extend from the front side wall of the first cover body and the rear side wall of the second cover body to the rear side or the front side direction, and at least one first engaging portion And the at least one second engaging portion has a constant hole and a notch, and the notch is respectively disposed at one end of the first engaging portion toward the rear side and at least one of the second engaging portion toward the front end, and the notch and the through hole are respectively Connected. The at least one first fixing portion and the at least one second fixing portion each include a bottom portion and a head portion, and the cross-sectional area of the head portion is larger than the cross-sectional area of the bottom portion, and is formed by the concave portion of the surface of the head toward the bottom portion. There is a groove, and the at least one first fixing portion and the at least one second fixing portion are respectively formed with two symmetrical structures by the grooves.

Preferably, when at least one of the first fixing portion and the bottom of the at least one second fixing portion is embedded by the at least one second engaging portion and the at least one first engaging portion, the at least one first fixing portion and the at least one portion The two symmetrical structures of the two fixing portions are mutually contracted toward the groove direction, and at least one of the first fixing portion and the bottom of the at least one second fixing portion are embedded in at least one second The engaging portion and the at least one first engaging portion are in the through hole, and when the two symmetrical structures are restored from the tightened state, the at least one first engaging portion and the at least one first fixing portion are respectively respectively associated with the at least one second fixing portion And the at least one second engaging portion is engaged with each other.

Preferably, the rear side of the second cover body is further provided with at least one anti-retraction portion, and when the first cover body is combined with the second cover body, at least one anti-retraction portion abuts against the rear side wall of the first cover body.

Preferably, the front side of the first cover body and the second cover body are respectively provided with at least one first abutting portion and at least one second abutting portion, and when the first cover body and the second cover body are combined, at least one The first abutting portion abuts against the at least one second abutting portion.

Preferably, the at least one first abutting portion extends from the front side wall of the first cover body toward the rear side, and the at least one second abutting portion has a card slot. When the first cover body is combined with the second cover body, at least A first abutting portion is embedded in the card slot of the at least one second abutting portion.

Preferably, the left and right sides of the first cover body are respectively provided with at least one guiding portion having a slope portion and a plane portion, and a groove is formed at the boundary between the slope portion and the plane portion for positioning the second cover body The left and right side edges of the two sides guide the second cover to engage with the first cover.

Preferably, at least one of the limiting portions is respectively disposed on the left and right sides of the second cover. When the first cover and the second cover are coupled, the at least one limiting portion and the at least one guiding portion are fitted to each other.

Preferably, at least one of the limiting portions has a limiting slot, and when the first cover is combined with the second cover, one side of the planar portion of the guiding portion is engaged in the limiting slot, so that The at least one guiding portion and the at least one limiting portion are fitted to each other.

Preferably, the first cover body and the second cover body are made of a plastic material.

According to the purpose of the present invention, a portable electronic device is further provided, which comprises the above The case is described.

In view of the above, the portable electronic device and the casing thereof according to the present invention may have one or more of the following advantages:

(1) The assembly of the casing is simple and can simplify the assembly process.

(2) This case saves the cost of the screws and nuts and the assembly process.

(3) This case has good reworkability and can save heavy labor costs.

(4) The casing does not need to be provided with screw holes to maintain the integrity of the overall casing.

(5) Therefore, the casing is not screwed, so the communication antenna is more selective, and the screwless design has less influence on the performance of the communication antenna.

(6) Since the casing does not require the use of screws, the cost of the rubber members can be eliminated.

1‧‧‧Shell

11‧‧‧First cover

111‧‧‧First engagement

1111, 1231‧‧ ‧ through hole

1112, 1232‧‧ ‧ gap

112‧‧‧First Abutment

113‧‧‧First Fixed Department

1131, 1211‧‧‧ bottom

1132, 1212‧‧‧ head

1133, 1213‧‧‧ grooves

1134, 1135, 1214, 1215‧‧ symmetrical structures

114‧‧‧Guidance Department

1141‧‧‧Bevel

1142‧‧‧Flat Department

12‧‧‧Second cover

121‧‧‧Second fixed department

122‧‧‧Second Abutment

1221‧‧‧ card slot

123‧‧‧Second engagement department

124‧‧‧Anti-retraction department

125‧‧‧Limited

1251‧‧‧ Limit slot

Fig. 1 is a schematic view showing an embodiment of a portable electronic device and a casing thereof according to the present invention.

2 is a schematic view showing a first cover body in an embodiment of the portable electronic device and the casing thereof of the present invention.

Figure 3 is a schematic view showing the first engaging portion of the first cover body in the embodiment of the portable electronic device and the casing thereof of the present invention.

Figure 4 is a schematic view showing the first fixing portion of the first cover in the embodiment of the portable electronic device and the casing thereof of the present invention.

Fig. 5 is a schematic view showing the guiding portion of the first cover body in the embodiment of the portable electronic device and the casing thereof of the present invention.

Figure 6 is a schematic view showing a second cover in the embodiment of the portable electronic device and the casing thereof of the present invention.

Figure 7 is a schematic view showing the second fixing portion of the second cover in the portable electronic device of the present invention and the embodiment thereof.

Figure 8 is a schematic view showing the second abutting portion of the second cover in the portable electronic device of the present invention and the embodiment thereof.

Figure 9 is a schematic view showing the second engaging portion of the second cover in the portable electronic device of the present invention and the embodiment thereof.

Figure 10 is a schematic view showing the limiting portion of the second cover in the embodiment of the portable electronic device and the casing thereof of the present invention.

11 is a schematic view showing a combination of a guiding portion of a first cover body and a second cover body in an embodiment of the portable electronic device and the casing thereof according to the present invention.

Figure 12 is a schematic view showing the first engaging portion and the second fixing portion in the embodiment of the portable electronic device and the casing thereof according to the present invention.

Figure 13 is a schematic view showing the combination of the first fixing portion and the second engaging portion in the embodiment of the portable electronic device and the casing thereof of the present invention.

Figure 14 is a schematic view showing the back side of the first cover body of the second cover body in the embodiment of the portable electronic device and the casing thereof of the present invention.

Figure 15 is a schematic view showing the combination of the first abutting portion and the second abutting portion in the embodiment of the portable electronic device and the casing thereof of the present invention.

Figure 16 is a guide diagram of an embodiment of the portable electronic device and the casing thereof of the present invention A schematic diagram of the combination of the part and the limit part.

The technical features, contents, and advantages of the present invention, as well as the advantages thereof, can be understood by the present inventors, and the present invention will be described in detail with reference to the accompanying drawings. The subject matter is only for the purpose of illustration and description. It is not intended to be a true proportion and precise configuration after the implementation of the present invention. Therefore, the scope and configuration relationship of the attached drawings should not be interpreted or limited. First described.

Please refer to FIG. 1 , which is a schematic diagram of an embodiment of a portable electronic device and a casing thereof according to the present invention. In the figure, there is a casing 1 according to the present invention, which is suitable for use in a portable electronic device according to the present invention, and can be used as a casing to protect a motherboard circuit inside the portable electronic device.

Please refer to FIG. 2 , which is a schematic diagram of a first cover body in an embodiment of the portable electronic device and the casing thereof according to the present invention. In the figure, the front side of the first cover 11 is provided with at least one first engaging portion 111 and at least one first abutting portion 112, and the rear side is provided with at least one first fixing portion 113, and the left and right sides are respectively provided with at least one A guiding portion 114. The first engaging portion 111 may extend from the front side wall of the first cover body 11 toward the rear side direction, and has a structure that is tapered from the width, and preferably has a one-piece structure. The first engaging portion 111 has a constant hole 1111 and a notch 1112, and the notch 1112 is located at one end of the first engaging portion 111 toward the rear side and is in communication with the through hole 1111, as shown in FIG. The first abutting portion 112 extends from the front side wall of the first cover 11 toward the rear side, and preferably may be a single piece. The first fixing portion 113 can be a columnar body, preferably a cylinder. The first fixing portion 113 includes a bottom portion 1131 and a head portion 1132. The cross-sectional area of the head portion 1132 can be larger than the cross-sectional area of the bottom portion 1131. And formed by the surface of the head 1132 recessed toward the bottom 1131 The groove 1133, by the groove 1133, can form the first fixing portion 113 with two symmetrical structures 1134 and 1135, as shown in FIG. The guiding portion 114 has a slope portion 1141 extending from the left side or the right side edge of the first cover 11 and a flat portion 1142 extending from the left side or the right side edge of the first cover 11 and the flat portion 1142 being attached to the extending inclined portion 1141 At the end, a groove is formed at the boundary between the inclined surface portion 1141 and the flat portion 1142, as shown in FIG. The first cover 11 may be made of a resilient plastic material.

Please refer to FIG. 6 , which is a schematic diagram of a second cover body in an embodiment of the portable electronic device and the casing thereof of the present invention. The front side and the rear side of the second cover 12 correspond to the front side and the rear side of the first cover 11 respectively. In the figure, at least one second fixing portion 121 and at least one second abutting portion 122 are disposed on the front side of the second cover body 12, and at least one second engaging portion 123 and at least one anti-retracting portion 124 are disposed on the rear side. At least one limiting portion 125 is respectively disposed on both sides. The structure of the second fixing portion 121 is similar to that of the first fixing portion 113. It may also be a columnar body, preferably a cylindrical body, and includes a bottom portion 1211 and a head portion 1212. The cross-sectional area of the head portion 1212 is The cross-sectional area of the bottom portion 1211 is larger, and a recess 1213 is formed by recessing from the surface of the head portion 1212 toward the bottom portion 1211. The second fixing portion 121 is formed by the recess 1213 to form two symmetrical structures 1214 and 1215, such as the seventh. The figure shows. The second abutting portion 122 preferably has a rectangular structure and has a card slot 1221 connected to the front inner wall of the second cover 12 on one side, and the card slot 1221 is oriented toward the front side of the second cover 12. As shown in Figure 8. The second engaging portion 123 may be a front side wall extending from the rear side wall of the second cover 12 and has a width-narrowing structure, and preferably has a one-piece structure. The second engaging portion 123 has a matching hole 1231 and a notch 1232, and the notch 1232 is located at one end of the second engaging portion 123 toward the front side and communicates with the through hole 1231. As shown in FIG. 9, the structure is similar to The first engaging portion 111. The anti-retraction portion 124 is disposed on the rear side wall of the second cover 12, and preferably may be a single body. Limiting unit 125 There is a limit slot 1251 as shown in FIG. The second cover 12 can also be made of a resilient plastic material.

In the above, when the first lid body 11 and the second lid body 12 are joined, the casing 1 as shown in Fig. 1 is obtained. According to the present invention, when the first cover 11 and the second cover 12 are coupled, they can be joined in parallel. The side edges of the left and right sides of the second cover 12 are abutted against the at least one guiding portion 114 of the first cover 11 to be formed by the connection of the inclined surface portion 1141 and the flat portion 1142 of the at least one guiding portion 114. The grooves are used to position the left and right side edges of the second cover 12, and the second cover 12 can be guided to engage with the first cover 11, as shown in FIG. When the front side of the second cover 12 is to be engaged with the front side of the first cover 11, the bottom 1211 of the at least one second fixing portion 121 of the second cover 12 is at least one of the first cover 11 The notch 1112 of the engaging portion 111 is inserted, and the notch 1232 of the at least one second engaging portion 123 of the second cover 12 is engaged with the bottom portion 1131 of the at least one fixing portion 113 of the first cover 11. At this time, the two symmetrical structures 1214 and 1215 of the at least one second fixing portion 121 and the two symmetrical structures 1134 and 1135 of the at least one first fixing portion 113 are respectively contracted in the direction of the groove 1213 and the groove 1133. The bottom portion 1211 of the at least one second fixing portion 121 and the bottom portion 1131 of the at least one first fixing portion 113 are respectively embedded in the through holes 1111 of the at least one first engaging portion 111 and the through holes of the at least one second engaging portion 123 1231, and the two symmetrical structures 1214 and 1215 of the at least one second fixing portion 121 and the two symmetrical structures 1134 and 1135 of the at least one first fixing portion 113 are restored from the contracted state, so that at least one second fixing portion 121 and at least The second engaging portion 123 is respectively engaged with the at least one first engaging portion 111 and the at least one first fixing portion 113. As shown in FIGS. 12 and 13 , the first cover 11 and the second portion at this time The covers 12 have also been joined to each other. The at least one first engaging portion 111 and the at least one first fixing portion 113 are respectively associated with at least one second fixing portion 121 and at least The engagement of the second engaging portion 123 can provide the limit of the X, Y and Z axes to prevent the first cover 11 and the second cover 12 from falling off each other in the left and right, front and rear, and up and down directions.

In the above, when the first cover 11 is combined with the second cover 12, at least one anti-retraction portion 124 on the rear side of the second cover 12 will abut against the rear side wall of the first cover 11, as shown in FIG. Thereby, the second cover 12 is prevented from coming off in the rear side direction of the first cover 11. The at least one first abutting portion 112 on the front side of the first cover 11 is inserted into the slot 1221 of the at least one second abutting portion 122 on the front side of the second cover 12 such that the at least one first abutting portion 112 Abutting against the at least one second abutting portion 122, the combination of the first cover 11 and the second cover 12 can be further stabilized to prevent the second cover 12 from falling off toward the front side of the first cover 11, such as Figure 15 shows. Furthermore, one of the flat portions 1142 of the at least one guiding portion 114 of the left and right sides of the first cover 11 is engaged with the limiting slot 1251 of the at least one limiting portion 125 of the left and right sides of the second cover 12 The at least one guiding portion 114 is engaged with the at least one limiting portion 125. At this time, at least one guiding portion 114 is engaged with the at least one limiting portion 125 to form a member of a specific shape, such as the 16th. As shown in the figure, here, it is formed into a rectangular shape, but is not limited thereto.

In summary, the portable electronic device and the casing thereof of the present invention can provide a user with convenient assembly and disassembly without using a screw, and can be combined by a plurality of components. The casing is quite strong, not only is it convenient to use, but also does not need to worry about the casing falling off, which is quite practical.

The embodiments described above are merely illustrative of the technical spirit and the features of the present invention, and the objects of the present invention can be understood by those skilled in the art, and the scope of the present invention cannot be limited thereto. That is, the equivalent variations or modifications made by the spirit of the present invention should still be included in the scope of the present invention.

1‧‧‧Shell

11‧‧‧First cover

12‧‧‧Second cover

Claims (9)

A casing for a portable electronic device, comprising: a first cover body having at least one first engaging portion on a front side thereof, at least one first fixing portion on a rear side, and a second portion The cover body is provided with at least one second fixing portion on the front side and at least one second engaging portion on the rear side. When the second cover body is combined with the first cover body, the at least one second fixing portion is Correspondingly engaging the at least one first engaging portion, and the at least one second engaging portion correspondingly engaging the at least one first fixing portion; wherein the at least one first engaging portion and the at least one second card The merging portion extends from the front side wall of the first cover body and the rear side wall of the second cover body to the rear side or the front side, respectively, and the at least one first engaging portion and the at least one second engaging portion are consistently a hole and a notch, the notch being respectively disposed at one end of the first engaging portion toward the rear side and one end of the at least one second engaging portion facing the front side, and the notch is in communication with the through hole; wherein The at least one first fixing portion and the at least one second fixing portion each include a bottom portion and a head portion. The cross-sectional area of the portion is greater than the cross-sectional area of the bottom portion, and a recess is formed in the middle of the surface of the head toward the bottom portion, wherein the at least one first fixing portion and the at least one portion are formed by the recess The two fixing portions are respectively formed with two symmetrical structures; wherein the left and right sides of the first cover body are respectively provided with at least one guiding portion having a slope portion and a plane portion, and a boundary portion between the slope portion and the plane portion forms a And a groove for positioning the left and right side edges of the second cover body to guide the second cover body to engage with the first cover body. The casing of claim 1 , wherein the at least one first fixing portion and the bottom portion of the at least one second fixing portion are respectively engaged by the at least one second engaging portion and the at least one first engaging portion When the notch is embedded, the two symmetrical structures of the at least one first fixing portion and the at least one second fixing portion are mutually tightened toward the groove, so that the at least one first fixing portion and the at least one portion The bottom of the two fixing portions are respectively embedded in the through holes of the at least one second engaging portion and the at least one first engaging portion, and when the two symmetric structures are restored by the tightening state, the at least one first card The joint portion and the at least one first fixing portion are respectively engaged with the at least one second fixing portion and the at least one second engaging portion. The casing of claim 1, wherein the second cover body is further provided with at least one anti-retraction portion, and when the first cover body is combined with the second cover body, the at least one anti-retraction The portion abuts against the rear side wall of the first cover. The first housing and the front side of the second cover are respectively provided with at least one first abutting portion and at least one second abutting portion, respectively, when the first cover body and the second cover body are respectively provided. When a cover is coupled to the second cover, the at least one first abutting portion abuts the at least one second abutting portion. The casing of claim 4, wherein the at least one first abutting portion extends from the front side wall of the first cover body toward the rear side, and the at least one second abutting portion has a card slot. When the first cover body is coupled to the second cover body, the at least one first abutting portion is embedded in the card slot of the at least one second abutting portion. The casing of claim 1, wherein at least one of the left and right sides of the second cover is respectively provided, and the first cover is combined with the second cover, the at least one limit The seat portion and the at least one guide portion are fitted to each other. The casing of claim 6, wherein the at least one limiting portion has a limiting slot, and the plane of the guiding portion when the first cover is combined with the second cover One side of the portion is engaged in the limiting slot, so that the at least one guiding portion and the at least one limiting portion are fitted to each other. The casing of claim 1, wherein the first cover and the second cover system are made of a plastic material. A portable electronic device comprising the casing of any one of claims 1 to 8.