CN214800372U

CN214800372U - Electronic equipment shell and tablet computer

Info

Publication number: CN214800372U
Application number: CN202120755802.9U
Authority: CN
Inventors: 江大洋
Original assignee: Guangdong Genius Technology Co Ltd
Current assignee: Guangdong Genius Technology Co Ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-19
Anticipated expiration: 2031-04-13

Abstract

The utility model discloses an electronic equipment casing and panel computer belongs to panel computer technical field. The electronic device case includes: a first frame made of metal; an installation space for accommodating the equipment body is formed in the first frame body; the first frame body comprises a plurality of inner side parts and inner side parts connected between the adjacent inner side parts; the peripheral surface of the inner corner part is a plane; a second frame made of a high molecular polymer; the second frame body is wrapped on the periphery of the first frame body; the second frame body comprises an outer corner part wrapped on the outer periphery of the inner corner part, and the inner peripheral surface of the outer corner part is attached to the outer peripheral surface of the outer corner part; the tablet personal computer comprises the electronic equipment shell and an equipment body fixed in the installation space. This electronic equipment casing and panel computer have optimized the bight structure, have promoted the shock resistance in the outer bight of second framework, and complete machine intensity obtains improving.

Description

Electronic equipment shell and tablet computer

Technical Field

The utility model relates to a panel computer technical field especially relates to an electronic equipment casing and panel computer.

Background

Some existing electronic device housings generally employ a first frame body in order to provide rigidity and strength; in some electronic device housings, a second housing is disposed outside the first housing to prevent oxidation of the first housing and to improve the appearance of the housing.

However, when the electronic device falls or collides with another hard object, and the corner of the housing is subjected to an external impact, the inner and outer sides of the corner of the second frame are easily crushed and deformed by the external impact and the reaction force of the first frame, so that the housing is easily damaged and has a short service life.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an aim at: provided is an electronic device case, which improves the impact resistance and crack resistance of an outer corner part and improves the overall strength of the case.

The embodiment of the utility model provides a another aim at: provided is a tablet personal computer, the strength of the whole tablet personal computer is improved.

In order to achieve the purpose, the utility model adopts the following technical proposal:

an electronic device housing, comprising:

a first frame made of metal; an installation space for accommodating the equipment body is formed in the first frame body; the first frame body comprises a plurality of inner side parts and inner side parts connected between the adjacent inner side parts; the peripheral surface of the inner corner part is a plane;

a second frame made of a high molecular polymer; the second frame body is wrapped on the periphery of the first frame body; the second frame body comprises an outer corner portion wrapped on the outer periphery of the inner corner portion, and the inner peripheral surface of the outer corner portion is attached to the outer peripheral surface of the outer corner portion.

Preferably, the second frame further includes an outer edge portion wrapped around the outer periphery of the inner edge portion, and adjacent outer edge portions are connected by the outer corner portion; the thickness of the outer edge part is defined as a, the thickness of the outer corner part is defined as b, and b is larger than a.

Preferably, the outer peripheral surface of the outer corner portion is an arc-shaped surface.

Preferably, in a horizontal cross section of the housing, an outer periphery of the outer corner portion is a circular arc line, and an outer periphery of the inner corner portion is a straight line; and the vertical line which passes through the middle point of the straight line and is vertical to the straight line passes through the circle center of the circular arc line.

Preferably, the first frame is made of alloy, and the second frame is made of plastic.

Preferably, the second frame is injection-molded on an outer peripheral surface of the first frame.

Preferably, the inner peripheral surface of the inner corner portion is parallel to the outer peripheral surface.

Preferably, the second frame further includes an outer edge portion wrapped around the outer periphery of the inner edge portion, and adjacent outer edge portions are connected by the outer corner portion;

the first frame body comprises four inner side parts and four inner corner parts, and the adjacent inner side parts are vertical to each other; the second frame body comprises four outer side parts and four outer corner parts, and the adjacent outer side parts are perpendicular to each other.

Preferably, the first frame further includes a frame bottom plate, and the inner side portion and the inner corner portion are both formed on a front side surface of the frame bottom plate; the frame bottom plate, the inner edge part and the inner corner part enclose a mounting groove with a front opening, and the mounting groove provides the mounting space.

A tablet personal computer comprises the electronic equipment shell and an equipment body, wherein the electronic equipment shell is fixed in the installation space in a first frame body.

The utility model has the advantages that: the electronic equipment shell optimizes the corner structure of the shell, designs the inner corner of the first frame body as a plane, improves the strength of the outer corner of the second frame body, and improves the impact resistance and crack resistance of the outer corner, so that the overall strength of the shell is improved, and the service life of the shell is prolonged;

the corner structure of the shell of the tablet personal computer is optimized, and the strength of the whole tablet personal computer is improved.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Fig. 1 is a schematic perspective view of a housing of an electronic device according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic partial structural diagram of a housing of an electronic device according to an embodiment of the present invention;

Fig. 4 is a schematic partial structure diagram of the first frame body according to the embodiment of the present invention;

fig. 5 is a front view of an electronic device housing according to an embodiment of the present invention;

fig. 6 is a horizontal sectional view of a partial structure of an electronic device housing according to an embodiment of the present invention;

in the figure: 100. a housing; 10. a first frame body; 101. an installation space; 11. an inner edge portion; 12. an inner corner portion; 121. a first corner surface; 122. a second corner surface; 13. a frame bottom plate; 20. a second frame body; 21. an outer edge portion; 22. an outer corner portion; 222. a fourth corner surface.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "fixed" are to be understood broadly, e.g. as a fixed connection, a detachable connection or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model provides an electronic equipment casing 100, its bight structure that has optimized casing 100 has improved the problem of the fracture of second framework 20, has improved the holistic intensity of casing 100.

As shown in fig. 1 to 6, in an embodiment of the electronic device casing 100 of the present invention, the electronic device casing 100 includes: a first housing 10 and a second housing 20;

an installation space 101 for accommodating the apparatus body is formed inside the first frame 10; the first frame body 10 is made of metal to provide sufficient rigidity and strength, so that the structure inside the first frame body 10 is protected;

The first frame body 10 includes a plurality of inner side portions 11, and inner corner portions 12 connecting adjacent inner side portions 11; the inner side part 11, the inner corner part 12, the inner side part 11 and the inner corner part 12 … are connected in sequence to form the installation space 101 in a surrounding way; the outer peripheral surface of the inner corner 12 is designed as a plane;

the second frame 20 is made of a high molecular polymer, and the second frame 20 wraps the periphery of the first frame 10 to improve the aesthetic property of the housing 100, can be painted to make the housing look colored, and has a function of protecting the first frame 10 from oxidation of the first frame 10;

the second frame body 20 comprises an outer corner part 22 wrapping the periphery of the inner corner part 12 and outer edge parts 21 wrapping the inner edge part 11, and adjacent outer edge parts 21 are connected through the outer corner part 22; the inner peripheral surface of the outer corner 22 and the outer peripheral surface of the inner corner 12 are bonded to each other;

the inner peripheral surface of the inner corner portion 12 is a first corner surface 121, and the outer peripheral surface is a second corner surface 122; the inner peripheral surface of the outer corner 22 is a third corner surface and the outer peripheral surface is a fourth corner surface 222.

The material of the second frame 20 may be a hard material or a soft material; the second frame body 20 may be a plastic material (e.g., TPU, PE, PET, PP), a resin material (e.g., PC), a rubber material (e.g., silicone), or the like.

In the conventional electronic device case 100, the thickness of the corner portion of the first frame 10 is the same as the thickness of the side portion, but the impact applied to the corner portion of the case 100 is more concentrated, and the surfaces of the inner corner portion 12 and the outer corner portion 22 are convex arc surfaces, so that the extrusion of the inner corner portion 12 to the outer corner portion 22 is more concentrated, and the outer corner portion 22 is likely to have stress concentration because the rigidity of the first frame 10 is greater than that of the second frame 20; therefore, the outer corner 22 of the second frame body 20 is very likely to be cracked.

The electronic device case 100 of the present invention optimizes the shape of the inner corner 12, and designs the outer peripheral surface of the inner corner 12 of the first frame 10 as a plane, so as to increase the thickness of the outer corner 22 of the second frame 20, i.e., increase the distance between the fourth corner surface 222 and the second corner surface 122; meanwhile, because the contact surface between the inner corner 12 and the outer corner 22 is a plane, when the corner of the housing 100 is impacted, the reaction force of the inner corner 12 on the outer corner 22 is more dispersed, the extrusion condition of the inner corner 12 on the outer corner 22 is improved, and the stress concentration condition of the outer corner 22 is improved; therefore, by the structural design of the casing 100, the strength of the second frame 20 can be effectively improved, the stress concentration at the outer corner 22 of the second frame 20 when the casing 100 is subjected to impact extrusion can be reduced, and the problem that the outer corner 22 of the second frame 20 cracks can be effectively solved.

The utility model discloses an electronic equipment casing 100, the bulk strength improves, and anti cracking performance obtains promoting, and life obtains the extension.

Further, in order to improve the drop crack resistance of the outer corner portion 22 of the second frame body 20, the thickness of the outer corner portion 22 of the second frame body 20 is increased.

Specifically, as shown in fig. 3, the thickness of the outer edge portion 21 is defined as a, the thickness of the outer corner portion 22 is defined as b, b > a; the thickness of the outer edge 21, i.e., the distance between the outer peripheral surface of the outer edge 21 and the outer peripheral surface of the inner edge 11, and the thickness of the outer corner 22, i.e., the distance between the outer peripheral surface of the outer corner 22 and the outer peripheral surface of the inner corner 12.

The thicknesses of the outer corners 22 may be different, but the thicknesses of the outer corners 22 are greater than the thickness of the outer edge 21, so that the thickness of the outer corners 22 is increased, and the crack resistance of the outer corners 22 can be improved.

In one embodiment, the outer peripheral surface of the outer corner 22 is an arc surface, so that the outer peripheral surface of the outer corner 22 is relatively smooth, the appearance is attractive, and the impact force can be dispersed.

In the present embodiment, in order to improve the impact resistance of the outer corner portion 22 of the second frame body 20, the outer corner portion 22 is fitted to the inner corner portion 12 as follows:

As shown in fig. 6, in a horizontal cross section of the housing 100, the outer periphery of the outer corner portion 22 is a circular arc line, and the outer periphery of the inner corner portion 12 is a straight line; and a perpendicular line L passing through the middle point M of the straight line and perpendicular to the straight line passes through the circle center O of the circular arc line. With the arrangement, the thickness of the most protruding position of the outer corner part 22 is maximized, so that the strength of the outer corner part 22 is ensured, and the impact resistance is ensured.

In an embodiment, in order to facilitate the casting and molding and to make the first frame 10 have better physical properties, the first frame 10 is made of an alloy.

In this embodiment, the first frame 10 is made of a magnesium alloy.

In other embodiments, the material of the first frame 10 may also be other alloy materials.

In an embodiment, for convenience of manufacturing and ensuring the strength of the whole housing 100, the second frame 20 is made of plastic, and the second frame 20 is directly formed on the outer peripheral surface of the first frame 10 by injection molding.

Specifically, the second frame body 20 is formed outside the first frame body 10 by placing the first frame body 10 in a mold and then by an injection molding process.

In one embodiment, the thickness of the inner corner 12 is uniform throughout, i.e., the inner circumferential surface and the outer circumferential surface of the inner corner 12 are parallel, i.e., the first corner surface 121 and the second corner surface 122 are planes parallel to each other; in this way, the manufacture of the first housing 10 is facilitated, and the inner corner 12 is brought into contact with the device body through a flat surface, thereby improving the resistance to impact deformation of the housing 100.

In one embodiment, the first frame body 10 and the second frame body 20 are substantially rectangular; the first frame 10 includes four inner sides 11 and four inner corners 12, and the adjacent inner sides 11 are perpendicular to each other; the second frame body 20 includes four outer sides 21 and four outer corners 22, and the adjacent outer sides 21 are perpendicular to each other; both the inner edge portion 11 and the outer edge portion 21 are straight edges.

In other embodiments, the shapes of the first frame 10 and the second frame 20 can be adjusted according to the shape of the electronic device.

In one embodiment, in order to enable the casing 100 to effectively protect the device body, the first frame 10 further includes a frame bottom plate 13, and the inner side portion 11 and the inner corner portion 12 are both formed on a front side surface of the frame bottom plate 13; the frame bottom plate 13, the inside edge 11 and the inside corner 12 enclose a mounting groove with a front opening, the mounting groove provides the mounting space 101, the display screen of the device body is exposed by the front opening of the casing 100, and the frame bottom plate 13 protects the device body by the back side.

The utility model discloses still provide a panel computer, the bight of the casing 100 that its adopted obtains optimizing, and complete machine intensity obtains improving.

In an embodiment of the tablet pc of the present invention, the tablet pc includes the electronic device casing 100 as in the above embodiment, and a device body fixed in the installation space 101 inside the first frame 10.

The tablet computer can be a learning type, a business type, an industrial type and other types of interactive tablet.

In the description herein, it is to be understood that the terms "upper", "lower", "left", "right", and the like are used in a descriptive sense and with reference to the illustrated orientation or positional relationship, and are used for convenience in description and simplicity in operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. An electronic device housing, comprising:

a first frame (10) made of metal; an installation space (101) for accommodating the equipment body is formed in the first frame body (10); the first frame body (10) comprises a plurality of inner side parts (11) and inner corner parts (12) connected between the adjacent inner side parts (11); the outer peripheral surface of the inner corner (12) is a plane;

a second frame (20) made of a high molecular polymer; the second frame body (20) is wrapped on the periphery of the first frame body (10); the second frame body (20) comprises an outer corner part (22) wrapping the outer periphery of the inner corner part (12), and the inner peripheral surface of the outer corner part (22) is attached to the outer peripheral surface of the outer corner part (22).

2. The electronic device casing according to claim 1, wherein the second frame body (20) further comprises outer side portions (21) wrapping the outer peripheries of the inner side portions (11), and adjacent outer side portions (21) are connected by the outer corner portions (22); the thickness of the outer edge part (21) is defined as a, the thickness of the outer corner part (22) is defined as b, and b > a.

3. The electronic device casing according to claim 1, wherein the outer peripheral surface of the outer corner portion (22) is an arc-shaped surface.

4. The electronic device casing according to claim 3, wherein in a horizontal cross section of the casing (100), the outer periphery of the outer corner portion (22) is a circular arc line, and the outer periphery of the inner corner portion (12) is a straight line; and the vertical line which passes through the middle point of the straight line and is vertical to the straight line passes through the circle center of the circular arc line.

5. The electronic device casing according to any one of claims 1-4, wherein the first frame (10) is made of alloy, and the second frame (20) is made of plastic.

6. The electronic device casing according to any one of claims 1 to 4, wherein the second frame body (20) is injection-molded on an outer peripheral surface of the first frame body (10).

7. The electronic device enclosure according to any of claims 1-4, wherein an inner peripheral surface of the inner corner portion (12) is parallel to an outer peripheral surface.

8. The electronic device casing according to claim 1, wherein the second frame body (20) further comprises outer side portions (21) wrapping the outer peripheries of the inner side portions (11), and adjacent outer side portions (21) are connected by the outer corner portions (22);

The first frame body (10) includes four inner side portions (11) and four inner corner portions (12), and the adjacent inner side portions (11) are perpendicular to each other; the second frame body (20) includes four outer side portions (21) and four outer corner portions (22), and the adjacent outer side portions (21) are perpendicular to each other.

9. The electronic device casing according to any one of claims 1 to 4, wherein the first frame body (10) further comprises a frame bottom plate (13), and the inner edge portion (11) and the inner corner portion (12) are formed on a front side surface of the frame bottom plate (13); the frame bottom plate (13), the inner side portion (11) and the inner corner portion (12) enclose an installation groove with a front side opened, and the installation groove provides the installation space (101).

10. A tablet computer, characterized by comprising an electronic device case according to any one of claims 1 to 9, and a device body fixed to a mounting space (101) inside the first frame body (10).