CN108429833A - Housing assembly, antenna assembly, electronic device and manufacturing method - Google Patents

Abstract

The embodiment of the application provides a casing subassembly, antenna module, electronic equipment and manufacturing method, is applied to electronic equipment, and this antenna module includes antenna structure and with the base plate that antenna structure connects, antenna structure sets up the surface of base plate, antenna structure includes the radiating body, antenna module still includes the feed point structure of being connected with the feed point, the radiating body with feed point structure contact is connected. The antenna structure can be better arranged on the electronic equipment with limited clearance area, the space of the electronic equipment is effectively utilized, and the communication quality of the electronic equipment can be improved.

Description

Housing assembly, antenna assembly, electronic device and manufacturing method

technical field

The present application relates to the field of electronic technology, in particular to a housing assembly, an antenna assembly, electronic equipment and a manufacturing method.

Background technique

With the development of communication technology, electronic devices such as smartphones are becoming more and more popular. During the use of electronic equipment, such as using electronic equipment to talk. In order to improve the call quality, the clearance area of the antenna structure can be increased inside the electronic device.

However, with more and more functions of electronic equipment, the space of electronic equipment is becoming more and more limited. Increasing the clearance area of the antenna structure inside the electronic equipment will occupy the space of other devices. If the size of the electronic equipment is not changed, the electronic equipment will be affected. The function of the electronic device will increase the size of the electronic device without affecting the function of the electronic device.

Contents of the invention

Embodiments of the present application provide a shell assembly antenna assembly, an electronic device and a manufacturing method, which can improve the antenna transmission performance of the electronic device.

An embodiment of the present application provides a casing assembly, which is applied to electronic equipment, and includes a metal conductive sheet, a substrate, and a frame disposed around the outer periphery of the substrate, and the metal conductive sheet is disposed on the outer surface of the frame.

An embodiment of the present application also provides an antenna assembly, which is applied to an electronic device, and includes an antenna structure and a frame disposed on the electronic device, the antenna structure is disposed on the outer surface of the frame, the antenna structure includes a radiator, The antenna assembly further includes a feed point structure connected to the feed point, and the radiator is connected in contact with the feed point structure.

An embodiment of the present application further provides an electronic device, the electronic device includes a middle frame and an antenna assembly, the antenna assembly is embedded in the middle frame, and the antenna assembly is the antenna assembly described in the above embodiment.

The embodiment of the present application also provides a method for manufacturing an electronic device, which is used to manufacture the electronic device described in the above embodiment, and the manufacturing method includes:

making a radiator for said electronic device;

Injecting the radiator to form a middle frame of the electronic device, wherein the antenna structure composed of the radiator is arranged on the outer surface of the middle frame;

The radiator is contact-connected to the feed point structure.

In the embodiment of the present application, by arranging the antenna structure on the outer surface of the frame, and the radiator of the antenna structure is in contact with the feed point structure, the antenna structure can be better arranged on the electronic equipment with limited clearance area, and the effective use of space for electronic equipment, and can improve the communication quality of electronic equipment.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings that need to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 2 is another schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 3 is a schematic structural diagram of another electronic device provided by an embodiment of the present application.

FIG. 4 is another schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 5 is a schematic structural diagram of an antenna assembly provided by an embodiment of the present application.

FIG. 6 is a disassembled schematic diagram of the antenna assembly in FIG. 5 .

FIG. 7 is a schematic structural diagram of a second substrate provided by an embodiment of the present application.

FIG. 8 is another schematic diagram of the structure of the second substrate provided by the embodiment of the present application.

FIG. 9 is an enlarged view of the antenna assembly at position A in FIG. 8 .

FIG. 10 is a schematic structural diagram of a third protection member provided by an embodiment of the present application.

Fig. 11 is a schematic structural diagram of the first protection member and the second protection member provided by the embodiment of the present application.

FIG. 12 is a schematic structural diagram of a first antenna provided in an embodiment of the present application.

Fig. 13 is a schematic structural diagram of the second antenna provided by the embodiment of the present application.

FIG. 14 is a schematic structural diagram of a third antenna provided by an embodiment of the present application.

FIG. 15 is a schematic structural diagram of a fourth antenna provided by an embodiment of the present application.

FIG. 16 is a schematic structural diagram of a fifth antenna provided by an embodiment of the present application.

FIG. 17 is a flowchart of a method for manufacturing an electronic device provided by an embodiment of the present application.

FIG. 18 is a schematic structural diagram of a housing assembly provided by an embodiment of the present application.

FIG. 19 is another schematic structural view of the housing assembly provided by the embodiment of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Apparently, the described embodiments are only some of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without making creative efforts belong to the scope of protection of this application.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Orientation indicated by rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc. The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the application and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as limiting the application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of said features. In the description of the present application, "plurality" means two or more, unless otherwise specifically defined.

In the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction of two components relation. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

In this application, unless otherwise expressly specified and limited, a first feature being "on" or "under" a second feature may include direct contact between the first and second features, and may also include the first and second features Not in direct contact but through another characteristic contact between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

The following disclosure provides many different implementations or examples for implementing different structures of the present application. To simplify the disclosure of the present application, components and arrangements of specific examples are described below. Of course, they are examples only and are not intended to limit the application. Furthermore, the present application may repeat reference numerals and/or reference letters in various instances, such repetition is for simplicity and clarity and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, various specific process and material examples are provided herein, but one of ordinary skill in the art may recognize the use of other processes and/or the use of other materials.

Embodiments of the present application provide an antenna assembly, a manufacturing method of the antenna assembly, and an electronic device. The antenna assembly can be integrated into an electronic device. The antenna assembly can be made by using the antenna assembly manufacturing method. The electronic device can be a smart phone, devices such as tablets.

Please refer to FIG. 1 . FIG. 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present application. The electronic device 10 may include a cover 11 , a display screen 12 , a driving circuit 13 , a battery 14 , a casing 15 , a front camera 161 , a rear camera 162 , a fingerprint unlocking module 17 and an antenna structure 19 . It should be noted that the electronic device 10 shown in FIG. 1 is not limited to the above content, and it may also include other devices, or not include the front camera 161, or not include the rear camera 162, or not include the fingerprint unlocking module 17, etc. .

Wherein, the cover plate 11 is installed on the display screen 12 to cover the display screen 12 . The cover plate 1 can be a transparent glass cover plate, so that the light-transmitting cover plate 11 of the display screen can display. In some embodiments, the cover plate 11 may be a glass cover plate made of materials such as sapphire.

Wherein, the housing 15 can form the outer contour of the electronic device 10 . In some embodiments, the housing 15 may include a middle frame 151 and a rear cover 152, the middle frame 151 and the rear cover 152 are combined to form the housing 15, the middle frame 151 and the rear cover 152 may form a storage space for storing Drive circuit 13, display screen 12, battery 14 and other devices. Further, the cover plate 11 can be fixed on the housing 15, and the cover plate 11 and the housing 15 form a closed space for accommodating the drive circuit 13, the display screen 12, the battery 14 and other components. In some embodiments, the cover plate 11 is set on the middle frame 151, and the rear cover 152 is set on the middle frame 151. The cover plate 11 and the rear cover 152 are located on the opposite sides of the middle frame 151. relative settings.

In some embodiments, the shell 15 can be a metal shell, such as magnesium alloy, stainless steel and other metals. It should be noted that the material of the housing 15 in the embodiment of the present application is not limited thereto, and other methods may also be used, for example, the housing 15 may be a plastic housing. Another example: the shell 15 is a ceramic shell. Another example: the housing 15 may include a plastic part and a metal part, and the housing 15 may be a shell structure in which metal and plastic cooperate with each other. Specifically, the metal part may be formed first, such as forming a magnesium alloy frame by injection molding. The alloy frame is then injected with plastic to form a plastic frame, which constitutes a complete shell structure. It should be noted that the material and process of the casing 15 are not limited thereto, and a glass casing may also be used.

It should be noted that the structure of the housing in the embodiment of the present application is not limited to this, for example: the back cover and the middle frame are integrally formed to form a completed housing 15 structure, and the housing directly has a storage space for accommodating the drive circuit 13. Display screen 12, battery 14 and other components.

Wherein, the drive circuit 13 is installed in the housing 15, the drive circuit 13 can be the main board of the electronic device 10, and the drive circuit 13 can be integrated with a motor, a microphone, a speaker, an earphone jack, a universal serial bus interface, a front camera 161. One, two or more of functional components such as a rear camera 162, a distance sensor, an ambient light sensor, a receiver, and a processor.

In some embodiments, the driving circuit 13 can be fixed in the casing 15 . Specifically, the driving circuit 13 can be screwed to the middle frame 151 by screws, or can be snapped to the middle frame 151 by buckling. It should be noted that, the specific way of fixing the drive circuit 13 to the middle frame 151 in the embodiment of the present application is not limited to this, and other ways can also be used, such as fixing together by buckles and screws.

Wherein, the battery 14 is installed in the housing 15 , and the battery 14 is electrically connected with the driving circuit 13 to provide power to the electronic device 10 . The case 15 may serve as a battery cover for the battery 14 . The casing 15 covers the battery 14 to protect the battery 14 , specifically, the back cover covers the battery 14 to protect the battery 14 , so as to reduce the damage to the battery 14 due to the collision and drop of the electronic device 10 .

Wherein, the antenna structure 19 is arranged on the outer surface of the casing 15 . In some embodiments, the antenna structure 19 is disposed on the outer surface of the middle frame 151 , and the clearance area of the antenna structure 19 inside the electronic device 10 can be increased when the size of the electronic device 10 remains unchanged.

Wherein, the display screen 12 is installed in the casing 15 , and at the same time, the display screen 12 is electrically connected to the driving circuit 13 to form the display surface of the electronic device 10 . The display screen 12 may include a display area and a non-display area. The display area may be used to display the screen of the electronic device 10 or provide touch manipulation by the user. The top area of the non-display area is provided with openings for sound and light transmission, and the bottom of the non-display area can be provided with functional components such as fingerprint modules and touch buttons. Wherein the cover plate 11 is installed on the display screen 12 to cover the display screen 12, and may form the same display area and non-display area as the display screen 12, or may form different display areas and non-display areas.

In some embodiments, the display screen 12 may be a liquid crystal display (Liquid Crystal Display, LCD) or an organic light-emitting diode display (Organic Light-Emitting Diode, OLED) or other type of display. In some embodiments, when the display screen 12 is a liquid crystal display screen, the display screen 12 may include a backlight module, a lower polarizer, an array substrate, a liquid crystal layer, a color filter substrate, and an upper polarizer stacked in sequence. When the display screen 12 is an organic light emitting diode display screen, the display screen 12 may include a base layer, an anode layer, an organic layer, a conductive layer, an emission layer, and a cathode layer that are sequentially stacked. In some embodiments, the display screen 12 may be a transparent display screen, and the display screen 12 may have a transparent property for signals to pass through. The display screen can also be a non-transparent display screen.

It should be noted that, the structure of the display screen 12 is not limited thereto. For example, the display screen 12 may be a special-shaped screen.

Please refer to FIG. 2 . FIG. 2 is another schematic structural diagram of an electronic device provided by an embodiment of the present application. The electronic device 20 includes a display screen 22 , a cover plate 21 , a driving circuit 23 , a battery 24 , a casing 25 and an antenna structure 29 . The difference between the electronic device 20 and the electronic device 10 is that: the display screen 22 is directly formed with a light-permeable area 28 thereon. For example: the display screen 22 is provided with a through hole penetrating through the display screen 22 in the thickness direction, the permeable area 28 may include the through hole, and functional components such as the front camera 161 , an earpiece, and a sensor may be arranged at the position of the through hole.

It should be noted that the structure of the display screen is not limited thereto, for example: the display screen 22 is provided with a non-display area, the permeable area 28 may include the non-display area, and the non-display area does not display. It should be noted that, the housing 25 can refer to the housing 15 , the driving circuit 23 can refer to the driving circuit 13 , the battery 24 can refer to the battery 14 , and the antenna structure 29 can refer to the antenna structure 19 , which will not be repeated here.

Please refer to FIG. 3 . FIG. 3 is a schematic structural diagram of another electronic device provided by an embodiment of the present application. The electronic device 30 in FIG. The electronic device 30 differs from the above electronic devices in that: the display screen 32 is provided with a notch 321 around its periphery, and the notch 321 can place functional components such as the front camera 161 , earpiece, and sensor. Wherein, the cover plate 31 is suitable for the structural configuration of the display screen 31 , and the cover plate 31 can be provided with gaps of equal size in the notch 321 , and the cover plate 31 can also cover the position of the notch 321 . It should be noted that, for the housing 35, refer to the above housing 15, for the driving circuit 33, refer to the driving circuit 13, for the battery 34, refer to the battery 14, and for the antenna structure 39, refer to the antenna structure 19, which will not be repeated here.

It should also be noted that, in some embodiments, the display screen 12 may not include a non-display area, but may be configured as a full-screen structure, and functional components such as a distance sensor and an ambient light sensor may be disposed under the display screen or at other positions. . Specifically, please refer to FIG. 4 . FIG. 4 is another schematic structural diagram of an electronic device provided by an embodiment of the present application. The electronic device 40 may include a display screen 42 , a cover plate 41 , a driving circuit 43 , a battery 44 and a casing 45 . Wherein, the display screen 42 covers the casing 45 without a non-display area. Wherein, the cover plate 41 is suitable for the size setting of the display screen 42 . It should be noted that, the casing 45 may refer to the casing 15 , the driving circuit 43 may refer to the driving circuit 13 , the battery 44 may refer to the battery 14 , and the antenna structure 49 may refer to the antenna structure 19 , which will not be repeated here.

It is understandable that as electronic equipment has more and more functions, more and more components are installed inside the electronic equipment. Installing additional components inside the electronic equipment will occupy the internal space of the electronic equipment when the size of the electronic equipment remains the same. Space, in the actual production process, will occupy the clearance area of the antenna structure in the electronic device, thereby affecting the radiation signal of the antenna structure. In order to keep the antenna structure with a good radiation signal without additionally increasing the size of the electronic device, the present application installs the antenna structure on the outer surface of the middle frame to form an antenna assembly. The antenna assembly is taken as an example to describe in detail below.

Please refer to FIG. 5 and FIG. 6 , FIG. 5 is a schematic structural diagram of an antenna assembly provided by an embodiment of the present application, and FIG. 6 is a schematic diagram of disassembly of the antenna assembly in FIG. 5 . The antenna assembly 50 may include a first substrate 510 , a second substrate 520 and an antenna structure 530 . The antenna assembly 50 can be applied to the above electronic devices.

Wherein, the first substrate 510 may be a plate-like structure. The first substrate 510 can be made of metal materials, such as magnesium alloy, formed by molding, die-casting, machining and other processes. It should be noted that the specific structure and material of the first substrate 510 can be adjusted according to actual needs.

Wherein, the second substrate 520 can be made of plastic material, for example, it can be formed on the first substrate 510 by injection molding, so as to form a complete insert structure, or a middle frame structure. The second substrate 520 includes a frame 521 and a connection structure formed on the inner surface of the frame 521 .

Please refer to FIG. 7 . FIG. 7 is a schematic structural diagram of a second substrate provided by an embodiment of the present application. The frame 521 is located at the edge of the second substrate 520 , and the frame 511 surrounds the periphery of the first substrate 510 . The frame 521 is fixedly connected with the periphery of the first substrate 510 during the injection molding process. The connection structure may include an earphone socket, a camera socket, and the like. The connection structure is formed by extending from the inner surface of the frame 521 toward the inner direction of the middle frame 521 , and the connection structure can be formed on the first substrate 510 to realize a fixed connection. The inner surface of the frame 521 is a surface adjacent to the first substrate 510 .

In some embodiments, the second substrate 520 has a first end 5201 , a second end 5202 , a first side 5203 and a second side 5204 . Wherein the first end portion 5201 and the second end portion 5202 are arranged oppositely, and the first side portion 5203 and the second side portion 5204 are arranged oppositely. The first end 5201 is connected to the first side 5203 and the second side 5204 respectively, a first corner 5205 is formed between the first end 5201 and the first side 5203, and the first end 5201 and the second A second corner 5206 is formed between the sides 5204 . The second end 5202 is connected to the first side 5203 and the second side 5204 respectively, a third corner 5207 is formed between the second end 5201 and the first side 5203, the second end 5202 and the second A fourth corner 5208 is formed between the sides 5204 . The frame 521 has the same end, side and corner as the second substrate 520 .

In some embodiments, the frame 521 is provided with a plurality of spaced positioning holes 5218 .

Wherein, the antenna structure 530 is arranged on the peripheral surface of the frame 521, and the antenna structure 530 can be coupled with the driving circuit, and the frame 521 can realize the coupling between the antenna structure 530 and the driving circuit by opening holes or slots. Therefore, the antenna structure 530 is located on the peripheral outer surface of the middle frame structure, and the outside of the antenna structure 530 is not shielded. In the case of an inconvenient middle frame structure, compared with the antenna structure installed on the inner surface of the frame structure of the middle frame structure, the headroom of the antenna structure 530 in this application The area is equivalent to increasing the space occupied by the frame 521 in its thickness direction, that is, in the case of inconvenient electronic equipment size, the application can increase the headroom area, improve the intensity of the radiation signal of the antenna structure, and reduce the damage caused by other devices to the antenna structure. influences.

In some embodiments, there may be one, two, three or more antenna structures 530 . Here, three antenna structures are taken as an example for illustration, which does not limit the number of antenna structures 530 . The antenna structure 530 includes a first antenna structure 531 , a second antenna structure 532 and a third antenna structure 533 . The first antenna structure 531 is arranged at the first corner 5205, and the first antenna structure 531 can send and receive short-distance communication signals. Wherein the second antenna structure 532 is disposed at the second corner 5206 and the position of the first end 5201, the first antenna structure 531 and the second antenna structure 532 are adjacently disposed at the position of the first end 5201, and the second antenna structure 532 can As a diversity antenna, it can also be used as a main antenna. Wherein the third antenna structure 533 is disposed at the third corner 5207 , the fourth corner 5208 and the second end 5202 . The third antenna structure 533 can have two feeding points, and can form two radiators to send and receive signals of different frequency bands. One antenna can be used as the main antenna, and the other can be used as the diversity antenna. It should be noted that the third antenna structure 533 may also have only one radiator, which may be used as a diversity antenna or as a main antenna.

In some embodiments, the length of the first antenna structure 531 is less than the length of the second antenna structure 532 .

It can be understood that the antenna structure 530 is arranged on the outer surface of the frame 521, which is easy to touch, and it will cause problems such as drumming of the antenna structure and affect the performance of the antenna when subjected to a strong impact or collision. In order to protect the antenna structure 530 , one, two or more layers of paint may be sprayed on the outer surface of the antenna structure 530 . Of course, one, two or more layers of paint may also be sprayed on the outer surface of the periphery of the frame 521 after the antenna structure 530 is installed.

It should be noted that the implementation of the protection scheme for the antenna structure 530 is not limited to this. For example: opening a groove on the frame 521 . Specifically, please refer to FIG. 7 to FIG. 9 together. FIG. 8 is another schematic structural diagram of the second substrate provided by the embodiment of the present application, and FIG. 9 is an enlarged view of the antenna assembly in FIG. 8 at position A. The outer peripheral surface of the frame 521 is provided with a groove, and the groove extends from the outer peripheral edge of the frame 521 toward the inner surface of the frame 521 . The antenna structure 530 is disposed in the groove. For example: the groove includes a first groove 5211 , a second groove 5212 and a third groove 5213 . The first groove 5211 is disposed at the first end portion 5201 and the first corner 5205 , and the first groove 5211 accommodates the first antenna structure 531 . The second groove 5212 is disposed at the first end 5202 and the second corner 5206 , and the second groove 5212 accommodates the second antenna structure 532 . The third groove 5213 is disposed at the second end 5202 , the third corner 5207 and the fourth corner 5208 , and the third groove 5213 accommodates the third antenna structure 533 .

In some embodiments, the first substrate 520 is formed with an earphone hole 523 and a protruding ring 522 between the first groove 5211 and the second groove 5212, the through hole 523 is used to accommodate the earphone jack, and the protruding ring 522 realizes Headphone jack protection.

In some embodiments, each groove can be set according to the shape and size of the antenna structure, so that the surface of the antenna structure installed in the groove is flush with the surface of the frame.

It should be noted that the manner of forming the groove on the frame 510 is not limited thereto, for example, the groove is formed on the inner surface of the frame 510 . For another example, the groove is formed on the periphery of the frame 510 , and the groove may be formed extending from one side of the frame toward the other side.

It should also be noted that the groove can also be used only to expose the feeding point of the antenna structure, and the antenna structure can be wrapped by the frame through injection molding.

It can be seen from the above that the antenna structure 530 is installed in the groove of the frame 521 to prevent the antenna structure 530 from protruding from the outer surface of the peripheral edge of the frame 521, and the outer surface of the antenna structure 530 and the outer surface of the frame 521 can be arranged flush to reduce the antenna structure. Possibility of structure 530 damage.

In order to further improve the protection of the antenna structure 530 . In some other embodiments, the antenna assembly 50 may further include a protection member 540 made of non-metallic material, and the protection member 540 may be made of plastic material. The protection member 540 can be disposed on the outer surface of the frame 521 and the outer surface of the antenna structure 530 to cover the antenna structure 530 . Thus, the antenna structure 530 is located between the protection member 540 and the frame 521 . The number of protection elements 540 can be set according to the number of antenna structures 530 , for example, there are three protection elements 540 , namely a first protection element 541 , a second protection element 542 and a third protection element 543 .

Please refer to FIG. 10 and FIG. 11 , FIG. 10 is a schematic structural diagram of the third protection member provided by the embodiment of the present application, and FIG. 11 is a schematic structural diagram of the first protective member and the second protective member provided by the embodiment of the present application. Wherein the first protection member 541 covers the first antenna structure 531 to cover the first antenna structure 531 on the frame 521 . Wherein the second protection member 542 covers the second antenna structure 532 to cover the second antenna structure 532 on the frame 520 . The third protection member 543 covers the third antenna structure 533 to cover the third antenna structure 533 on the frame 520 .

In some embodiments, the protection member 540 can protrude from the outer surface of the frame 521 , and can also be installed in the groove together with the antenna structure 530 , so that the periphery of the protection member 540 is flush with the periphery of the frame 521 . Further, the frame 521 has a bottom wall at the position of the groove and a side wall surrounding the bottom wall, and the side wall has a stepped structure at the position of the groove, and the frame 521 has a stepped surface at the position of the side wall, and the stepped surface can carry the protective member 540 , that is, the protection member 540 is disposed on the step surface. Specifically, please refer to FIG. 7 . In FIG. 7 , the frame 521 has a side wall 5216 and a bottom wall 5215 at the position of the second groove 5212 , the side wall 5215 has a stepped structure, and the frame 521 has a stepped surface 5214 at the position of the side wall 5215 . It should be noted that the frame 521 has the same side wall, bottom wall and step surface at the position of the first groove 531 , and the second protection member 542 is disposed on the step surface. Please refer to FIG. 8 and FIG. 9 . In FIG. 8 , the frame 521 has the same sidewall, 5216 , bottom wall 5215 and step surface 5214 at the same position as the third groove 533 , and the third protection member 543 is disposed on the step surface 5214 .

In some embodiments, the frame 521 has an inclined surface 5217 at the position of the groove, and the inclined surface 5217 is formed by the side wall 5216 and the bottom wall 5215 . Specifically, the inclined surface 5215 extends along the direction of the frame surrounding the first substrate 510 .

In some embodiments, the thickness of the protection member 540 may be 0.01mm-0.4mm, for example, the thickness of the protection member 540 is 0.25mm-0.3mm.

In some embodiments, the end of the protection member 540 has a protrusion, specifically, the end of the first protection member 540 has a first protrusion 5411, and the end of the second protection member 542 has a second protrusion. The protruding portion 5421 , the end of the third protection member 543 has a third protruding portion 5431 . The positioning holes 5218 of the frame 521 are used to receive the first protruding portion 5411 , the second protruding portion 5421 and the third protruding portion 5431 respectively.

In some embodiments, the first protection part 541 is provided with a first notch 5412, the second protection part 542 is provided with a second notch 5422, and the first notch 5412 and the second notch 5422 form a notch structure 529 to accommodate the protrusion Ring 522. The second protection member 542 can also define a plurality of spaced through holes 5423, and the through holes 5423 can transmit sound signals. The third protection member 5423 defines a plurality of recesses 5432 spaced apart from each other, of course, the recesses 5432 can also be formed as a through-hole structure.

In some embodiments, a positioning structure may also be provided on the protection member 540 to position the positioning structure on the frame 510 .

In some embodiments, the antenna assembly includes an antenna structure 530 disposed on the frame of the electronic device, the antenna structure 530 is disposed on the outer surface of the frame, the antenna structure 530 includes a radiator, and the antenna assembly also A feed point structure connected to the feed point is included, and the radiator is connected in contact with the feed point structure. Specifically, the radiator of the antenna structure 530 may be a steel sheet, that is, the antenna structure 530 is formed by a steel sheet to realize sending and receiving signals. The frame can be a plastic part.

It should be noted that the thickness of the steel sheet is relatively thin, for example, the thickness of the steel sheet is 0.1-0.3 mm, and further the thickness of the steel sheet is 0.15 mm-0.2 mm. During the installation process, it is easy to deform and affect the signal. In some embodiments, plastic can be bonded to the steel sheet to form an antenna structure in which the steel sheet and plastic are bonded together.

Specifically, the antenna structure includes a first antenna structure 531 , a second antenna structure 532 and a third antenna structure 533 . See Figures 12 to 14. FIG. 12 is a schematic structural diagram of the first antenna provided by the embodiment of the present application, FIG. 13 is a schematic structural diagram of the second antenna provided by the embodiment of the present application, and FIG. 14 is a schematic structural diagram of the third antenna provided by the embodiment of the present application.

Wherein, the first antenna structure 531 is formed by fixedly connecting the first steel sheet 5311 and the first plastic part 5312 , for example, the first plastic part 5312 is formed on the first steel sheet 5311 by injection molding. The first plastic part 5312 can be formed on the surface of the first steel sheet 5311 to wrap the first steel sheet 5311 . The first plastic part 5312 can also be formed on the periphery of the first steel sheet 5311 to expose the outer surface or/and inner surface of the first steel sheet 5311 to the outside. The first plastic part 5312 can also be formed on the outer surface or inner surface of the first steel sheet 5311 .

Wherein, the second antenna structure 532 is formed by fixed connection of the second steel sheet 5321 and the second plastic part 5322 , for example, the second plastic part 5322 is formed on the second steel sheet 5321 by injection molding. The second plastic part 5322 can be formed on the surface of the second steel sheet 5321 to wrap the second steel sheet 5321 . The second plastic part 5322 can also be formed on the periphery of the second steel sheet 5321 to expose the outer surface or/and inner surface of the second steel sheet 5321 to the outside. The second plastic part 5322 can also be formed on the outer surface or the inner surface of the second steel sheet 5321 .

Wherein, the third antenna structure 533 is formed by fixedly connecting the third steel sheet 5331 and the third plastic part 5332 , for example, the third plastic part 5332 is formed on the third steel sheet 5331 by injection molding. The third plastic part 5332 can be formed on the surface of the third steel sheet 5331 to wrap the third steel sheet 5331 . The third plastic part 5332 can also be formed on the periphery of the third steel sheet 5331 to expose the outer surface or/and inner surface of the third steel sheet 5331 to the outside. The third plastic part 5332 can also be formed on the outer surface or inner surface of the third steel sheet 5331 .

In some embodiments, the end of the first antenna structure 531 has a first protrusion 5313, the end of the second antenna structure 532 has a second protrusion 5323, and the end of the third antenna structure 533 has a The third protrusion 5333 . The first protruding portion 5313 , the second protruding portion 5323 and the third protruding portion 5333 are received in the positioning hole 5218 of the frame 521 .

It can be seen that the antenna structure is wrapped on the surface of the steel sheet or around the periphery of the steel sheet by plastic parts, which not only protects the steel sheet and reduces the possibility of damage to the steel sheet; but also increases the strength of the steel sheet and reduces the Possibility of deformation, improving the signal strength of the antenna structure.

Please refer to FIG. 15 . FIG. 15 is an antenna structure provided by an embodiment of the present application. In some embodiments, the antenna structure is connected to the feed point structure 5343 at the steel plate 5341 . Specifically, the steel sheet 5341 includes an inner surface facing the inside of the electronic device, and an outer surface facing the outside of the electronic device, and the feed point structure 5343 is in contact with the inner surface of the steel sheet 5341 . Alternatively, the steel sheet 5341 includes a first side edge and a second side edge disposed opposite to the first side edge, and the feed point structure 5343 is in contact with the first side edge or the second side edge.

Wherein, in order to realize the connection between the steel sheet 5341 and the feed point structure 5343, a through hole is provided on the plastic part 5342 fixedly connected with the steel sheet 5341, so as to facilitate the connection between the steel sheet 5341 and the feed point structure 5343 through the through hole , to avoid exposing the connecting lines and improve the aesthetics of electronic equipment.

It can be understood that the shape of the through hole can be determined according to the actual situation, for example, a through hole with a cylindrical or prismatic inner wall.

In some embodiments, the feed point structure 5343 can extend into the through hole and connect with the steel sheet 5341 . Alternatively, in order to realize the connection between the steel sheet 5341 and the feed point structure 5343 , the steel sheet 5341 may also extend into the through hole and be connected with the feed point structure 5343 . Alternatively, both the steel sheet 5341 and the feed point structure 5343 extend into the through hole, and are connected inside the through hole. The specific connection mode can be determined according to the actual situation. It can be understood that the through hole also has the function of protecting the connection structure.

Furthermore, a positioning part may also be provided at the connection between the steel sheet 5341 and the feed point structure 5343, through which the steel sheet 5341 can be more firmly connected to the feed point, reducing the failure rate of electronic equipment.

For example, a groove body is provided on the side where the steel sheet 5341 is connected to facilitate the positioning of the steel sheet 5341 through the groove body, or the feed point structure 5343 is clipped to the steel sheet 5341 by using a clamping structure to prevent the feed point structure 5343 from Displacement caused by external force affects the contact effect with steel sheet 5341.

In some embodiments, in order to facilitate the connection of the steel sheet 5341 to the feed point, the feed point structure 5343 may be a shrapnel, a connecting rod or a wire.

Using shrapnel, connecting rods or wires as the feed point structure 5343, the feed point structure 5343 is simple, can effectively control the manufacturing cost of electronic equipment, reduce the manufacturing process, reduce the difficulty of manufacturing electronic equipment, and facilitate maintenance.

Please refer to FIG. 16 . FIG. 16 is an antenna structure provided by an embodiment of the present application. The antenna structure includes a steel sheet 5351 , a positioning part 5351 a disposed on the steel sheet, a plastic part 5352 , an elastic sheet 5353 a and a feeding point 5354 .

The structure of the feed point 5354 is an example of a shrapnel 5353 a , one end of the shrapnel 5353 a is in contact with the feed point 5354 , and the other end is in contact with the steel sheet 5351 , so as to electrically connect the steel sheet 5351 to the feed point 5354 . Specifically, between the steel sheet 5351 and the elastic sheet 5353a, a positioning portion 5351a can also be provided, and the elastic sheet 5353a interferes with the positioning portion 5351a of the steel sheet 5351, which can improve the contact effect of the elastic sheet 5353a and prevent the elastic sheet 5353a from being displaced. When the antenna structure is working, the feed point 5354 can feed the signal into the steel sheet 5351 through the elastic piece 5353a, so as to radiate the signal through the steel piece 5351. In some cases, when the elastic piece 5353a is used as the feed point structure, an adhesive can also be used to reinforce the contact between the elastic piece 5353a and the steel piece 5351, so as to further fix the connection between the steel piece 5351 and the elastic piece 5353a.

Of course, in addition to the embodiment shown in Figure 16, when the feed point structure is a connecting rod or a wire, the steel sheet 5351 can also be welded to the connecting rod to realize the connection between the steel sheet 5351 and the connecting rod. The connection between the rod/wire is fixed.

It can be understood that the specific connection and fixing method can be determined according to the actual situation, so as to improve the reliability of the connection between the steel sheet 5351 and the feed point 5354 structure.

It can be seen that, in the embodiment of the present application, the antenna structure can be better arranged on the electronic device with limited headroom, the space of the electronic device can be effectively used, and the communication quality of the electronic device can be improved.

The above is the embodiment of the present application to install the antenna structure on the outer surface of the frame or install the antenna structure inside the frame to increase the clearance area of the antenna structure. In order to further describe the application, the following describes from the direction of the manufacturing method of the electronic device.

Please refer to FIG. 17 , which shows a method for manufacturing an electronic device provided in the embodiment of the present application. The method is applied to the electronic device in the above embodiment, and includes the following steps:

601. Making radiators of electronic equipment.

Wherein, the radiator may be an integrally formed steel sheet or a welded steel sheet, and the steel sheet may be a pure metal structure, or may be a steel sheet provided with wires for signal transmission.

It can be understood that other metal structures can also be used besides the steel sheet.

602. Perform injection molding on the radiator to form a middle frame of the electronic device, wherein an antenna structure composed of the radiator is arranged on an outer surface of the middle frame.

In some embodiments, the radiator can be first placed into a mold for injection molding the middle frame, and then positioned. This mold is then injected to form a complete insert structure, or mid-frame structure. At this time, the antenna structure composed of the radiator should be arranged on the outer surface of the middle frame.

Specifically, the radiator can be provided with some connecting structures extending toward the inner surface of the middle frame, so as to fix the radiator on the injection-molded middle frame.

603. Contact and connect the radiator to the feed point structure.

Wherein, in order to facilitate the connection of the steel sheet to the feed point, the feed point structure may be a shrapnel, a connecting rod or a wire.

Utilizing shrapnel, connecting rods or wires as the feed point structure, the feed point has a simple structure, can effectively control the manufacturing cost of the electronic equipment, reduce the manufacturing process, reduce the manufacturing difficulty of the electronic equipment, and facilitate maintenance.

In some embodiments, in order to realize the connection between the steel sheet and the feed point structure, a through hole is provided on the first plastic part fixedly connected with the steel sheet, so that the steel sheet and the feed point structure can pass through the through hole Make connections, avoid exposing the connection lines, and improve the aesthetics of electronic equipment.

It can be understood that the shape of the through hole can be determined according to the actual situation, for example, a through hole with a cylindrical or prismatic inner wall.

In some embodiments, a feed point structure may extend into the through hole and connect to the steel sheet. Or, in order to realize the connection between the steel sheet and the feed point structure, the steel sheet can also extend into the through hole and be connected with the feed point structure. Alternatively, both the steel sheet and the feed point structure extend into the through hole, and are connected inside the through hole. The specific connection mode can be determined according to the actual situation. It can be understood that the through hole also has the function of protecting the connection structure.

Further, a positioning part may also be provided at the connection between the steel sheet and the feed point structure, through which the steel sheet can be more stably connected to the feed point, reducing the failure rate of electronic equipment.

For example, a groove body is provided on the side where the steel sheet is connected to facilitate the positioning of the steel sheet through the groove body, or a clamping structure is used to clamp the feed point structure to the steel sheet to avoid displacement of the feed point structure due to external forces. Affect the contact effect with the steel sheet.

Of course, in addition to the above-mentioned embodiments of the present application, when the feed point structure is a connecting rod or a wire, the steel sheet and the connecting rod can also be welded to realize the connection between the steel sheet and the connecting rod/wire. The connection between them is fixed.

It can be understood that the specific connection and fixing method can be determined according to the actual situation, so as to improve the connection reliability between the steel sheet and the feed point structure.

It can be seen that the antenna assembly can better set the antenna structure on the electronic equipment with limited clearance area by arranging the antenna structure on the outer surface of the frame, and the radiator of the antenna structure is in contact with the feed point structure, and effectively utilizes the space for electronic equipment, and can improve the communication quality of electronic equipment.

In some embodiments, please refer to FIG. 18 , which shows a case assembly provided by an embodiment of the present application. The case assembly includes a metal conductive sheet, a base plate, and a frame surrounding the outer periphery of the base plate. The metal The conductive sheet is arranged on the outer surface of the frame.

Specifically, the conductive metal sheet may be the antenna structure in the antenna assembly. For the antenna structure, reference may be made to the antenna structure described in the above embodiments, such as a steel sheet antenna. The specific structure of the conductive metal sheet may be determined according to actual conditions.

The substrate can be made of metal materials or non-metal materials, and for details, refer to the first substrate 510 in FIGS. 5-6 .

The frame can be made of non-metallic materials, and for details, refer to the second substrate 520 or the plastic parts described in the above embodiments.

In some embodiments, please refer to FIG. 19 , the frame is provided with a through hole 640 passing through the outer surface and the inner surface of the frame, and the through hole 640 is located in the frame adjacent to the metal conductive sheet.

In some embodiments, an electronic device includes an antenna assembly including a feed point structure;

The metal conductive sheet extends into the through hole 640 of the frame and connects with the feed point structure.

Alternatively, the feed point structure extends into the through hole 640 of the frame and is connected to the metal conductive sheet.

Specifically, for the details of the through hole 640, reference may be made to the description about the through hole in the embodiments of FIGS. 15-16.

It can be seen that, by arranging the metal on the outer surface of the frame of the shell assembly, and the radiator of the antenna structure is in contact with the feed point structure, the antenna structure can be better arranged on the electronic equipment with limited clearance area, and the effective use of space for electronic equipment, and can improve the communication quality of electronic equipment.

The antenna assembly, the electronic equipment and the manufacturing method of the electronic equipment provided by the embodiments of the present application have been introduced in detail above. In this paper, specific examples are used to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only for helping understand this application. At the same time, for those skilled in the art, based on the idea of this application, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be construed as limiting the application.

Claims (14)

1. A shell assembly, applied to electronic equipment, characterized in that it comprises a metal conductive sheet, a substrate, and a frame arranged around the outer periphery of the substrate, and the metal conductive sheet is arranged on the outer surface of the frame. 2. The housing assembly according to claim 1, wherein the frame is provided with a through hole passing through the outer surface and the inner surface of the frame, and the through hole is located in the frame adjacent to the metal conductive film office. 3. The housing assembly of claim 2, wherein the electronic device includes an antenna assembly, the antenna assembly including a feed point structure; The metal conductive sheet extends into the through hole of the frame and is connected to the feed point structure; or The feed point structure extends into the through hole of the frame and is connected to the metal conductive sheet. 4. An antenna assembly applied to an electronic device, characterized in that it includes an antenna structure and a frame disposed on the electronic device, the antenna structure is disposed on the outer surface of the frame, the antenna structure includes a radiator, The antenna assembly further includes a feed point structure connected to the feed point, and the radiator is connected in contact with the feed point structure. 5. The antenna assembly according to claim 4, wherein the radiator comprises an inner side facing the inner side of the electronic device, and an outer side facing the outer side of the electronic device, the feed point structure and the The inner surface of the radiator is contacted and connected. 6. The antenna assembly according to claim 5, wherein the radiator comprises a first side edge, and a second side edge disposed opposite to the first side edge, and the feed point structure is connected to the The first side edge or the second side edge is connected in contact. 7. The antenna assembly according to claim 5 or 6, wherein the frame is provided with a through hole at the connection between the radiator and the feed point structure, wherein: the feed point structure extends into the through hole and connects with the radiator; or The radiator extends into the through hole and is connected with the feed point structure. 8. The antenna assembly according to claim 7, wherein the radiator is provided with a positioning portion at the connection with the feed point structure, and the feed point structure is connected to the feed point structure through the positioning portion. The radiator is fixedly connected. 9. The antenna assembly according to claim 4, 5, 6 or 8, wherein the feed point structure is a shrapnel, a connecting rod or a wire. 10. An antenna assembly as claimed in claim 4, 5, 6 or 8, characterized in that: the radiator is welded to the feed point structure; or the radiator is bonded to the feed point structure; or The radiator is engaged with the feed point structure. 11. An electronic device, characterized in that the electronic device comprises a middle frame and an antenna assembly, the antenna assembly is embedded in the middle frame, and the antenna assembly is as described in any one of claims 4-10 antenna components. 12. The electronic device according to claim 11, wherein the antenna structure in the antenna assembly is arranged at a corner of the middle frame. 13. A method for manufacturing an electronic device, for manufacturing the electronic device according to any one of claims 10-12, characterized in that the manufacturing method comprises: making a radiator for said electronic device; Injecting the radiator to form a middle frame of the electronic device, wherein the antenna structure composed of the radiator is arranged on the outer surface of the middle frame; The radiator is contact-connected to the feed point structure. 14. The manufacturing method according to claim 13, wherein the contacting and connecting the radiator with the feed point structure comprises: welding the radiator to the feed point structure; or bonding the radiator to the feed point structure; or Fasten the radiator to the feed point structure.