CN108336472B - Middle frame assembly, electronic equipment and assembling method thereof - Google Patents
Middle frame assembly, electronic equipment and assembling method thereof Download PDFInfo
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- CN108336472B CN108336472B CN201810093499.3A CN201810093499A CN108336472B CN 108336472 B CN108336472 B CN 108336472B CN 201810093499 A CN201810093499 A CN 201810093499A CN 108336472 B CN108336472 B CN 108336472B
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- antenna
- middle frame
- plate
- side plate
- frame assembly
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Abstract
The application discloses a middle frame assembly, electronic equipment and an assembling method of the middle frame assembly. The middle frame assembly comprises a middle frame and an antenna, wherein the middle frame comprises a middle plate and a side plate, and the middle plate and the side plate are connected to form an accommodating space; the antenna comprises a main body part, and the main body part is glued on one side of the side plate, which is away from the accommodating space. Through the mode, the manufacturing process of the middle frame assembly can be simplified, and the production cost of the middle frame assembly can be reduced.
Description
Technical Field
The present disclosure relates to the field of electronic devices, and more particularly, to a middle frame assembly, an electronic device and an assembling method thereof.
Background
With the development of communication technology, electronic devices such as mobile phones are becoming indispensable electronic products in life, antennas and middle frames thereof are often manufactured together by adopting an integral injection molding process, and the process is complex, long in working hours and high in cost.
Disclosure of Invention
The technical problem mainly solved by the application is to provide a middle frame assembly, an electronic device and an assembling method thereof, which can simplify the manufacturing process of the middle frame assembly and reduce the production cost of the middle frame assembly.
In order to solve the technical problem, the application adopts a technical scheme that: a center frame assembly is provided. The middle frame assembly comprises a middle frame and an antenna, wherein the middle frame comprises a middle plate and a side plate, and the middle plate and the side plate are connected to form an accommodating space; the antenna comprises a main body part, and the main body part is glued on one side of the side plate, which is away from the accommodating space.
In order to solve the above technical problem, another technical solution adopted by the present application is: an electronic device is provided. The electronic equipment comprises the middle frame assembly.
In order to solve the above technical problem, another technical solution adopted by the present application is: a method of assembling a center frame assembly is provided. The assembling method comprises the following steps: providing a middle frame, wherein the middle frame comprises a middle plate and a side plate, and the middle plate and the side plate are connected to form an accommodating space; providing an antenna; and gluing the antenna on one side of the side plate, which is far away from the accommodating space.
The beneficial effect of this application is: the present application provides a middle frame assembly, an electronic device and an assembling method thereof, which are distinguished from the prior art. The middle frame assembly comprises a middle frame and an antenna, wherein the middle frame comprises a middle plate and a side plate, and the middle plate and the side plate are connected to form an accommodating space; the antenna comprises a main body part, and the main body part is glued on one side of the side plate, which is away from the accommodating space. The antenna and the middle frame are independently designed and manufactured respectively, and the antenna is glued to the middle frame, so that the antenna is fixed on the middle frame; this application can independently and make antenna and center simultaneously respectively, compares and adopts integrative injection molding process to make into integral type structure with antenna and center, has simplified the manufacture craft of center subassembly to and with the simple process on antenna veneer and the center, and then reduced man-hour, reduced the cost of manufacture.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a center frame assembly provided herein;
FIG. 2 is an exploded view of the frame assembly of FIG. 1;
FIG. 3 is a side elevational view of a side panel of the center frame assembly of FIG. 1;
FIG. 4 is an exploded view of an attachment structure for the antenna and the bezel of the bezel assembly of FIG. 1;
FIG. 5 is a schematic view of the connection of the antenna to the middle frame of the middle frame assembly of FIG. 4;
fig. 6 is another structural schematic diagram of a connection structure of the antenna and the middle frame of fig. 4;
FIG. 7 is a schematic view of another connection structure of the antenna and the middle frame of the middle frame assembly of FIG. 1;
FIG. 8 is a schematic view of another connection structure of the antenna and the middle frame of the middle frame assembly of FIG. 1;
FIG. 9 is a schematic view of another connection structure of the antenna and the middle frame of the middle frame assembly of FIG. 1;
FIG. 10 is a schematic view of another connection structure of the antenna and the middle frame of the middle frame assembly of FIG. 1;
FIG. 11 is a schematic structural diagram of another embodiment of a center frame assembly provided herein;
FIG. 12 is a schematic view of the structure of the antenna connection in the frame assembly of FIG. 11;
FIG. 13 is a schematic structural diagram of another embodiment of the frame assembly of FIG. 11;
FIG. 14 is a schematic structural diagram of another embodiment of a center frame assembly provided herein;
FIG. 15 is an exploded side elevational view of the frame assembly of FIG. 14;
FIG. 16 is a schematic structural diagram of another embodiment of a center frame assembly provided herein;
FIG. 17 is a structural view of the resilient plate of the frame assembly of FIG. 16;
FIG. 18 is another structural view of the resilient tab of the frame assembly of FIG. 16;
FIG. 19 is a side view of the resilient plate of the frame assembly of FIG. 17;
FIG. 20 is a side view of the contacts on the spring plate of the frame assembly of FIG. 17;
FIG. 21 is a schematic flow diagram of a method of assembling the frame assembly of FIG. 1;
FIG. 22 is a schematic flow diagram of a method of assembling the frame assembly of FIG. 11;
FIG. 23 is a schematic flow diagram of a method of assembling the frame assembly of FIG. 14;
FIG. 24 is a schematic flow diagram of a method of assembling the frame assembly of FIG. 16;
fig. 25 is a schematic structural diagram of an embodiment of an electronic device provided in the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1, a schematic structural diagram of an embodiment of a middle frame assembly provided in the present application is shown.
The embodiment provides a middle frame assembly for a terminal device, which includes a middle frame 10 and an antenna 20. The middle frame 10 comprises a middle plate 11 and a side plate 12, the middle plate 11 and the side plate 12 are connected to form an accommodating space, and the side plate 12 is provided with a plurality of insertion holes 121 penetrating through the side plate; the antenna 20 includes a main body 21 and a connecting portion 22, which are integrally formed, the main body 21 is located on one side of the side plate 12 facing away from the accommodating space, and the connecting portion 22 passes through the side plate 12 through the insertion opening 121 and is connected to the middle plate 11.
It should be noted that, in this embodiment, the terminal device is, for example, a smart phone, a tablet computer, or the like; the accommodating space is at least used for installing a mainboard of the terminal equipment; the antenna is used for receiving and transmitting electromagnetic waves so that the terminal equipment can carry out data transfer with other communication equipment.
Referring to fig. 2 and 3, the side plate 12 is provided with a plurality of insertion holes 121 penetrating through the side plate 12, the antenna 20 is provided with a plurality of connection portions 22 corresponding to the insertion holes 121, and the connection portions 22 are connected to the middle plate 11 through the insertion holes 121. The connection portion 22 may have other functions than being connected to the middle plate 11 as a fixed end, such as a feeding end or a grounding end of the antenna 20.
In one embodiment, at least one connection portion 22 is connected as a ground terminal to a motherboard of the terminal device, and at least one connection portion 22 is connected as a power feeding terminal to the motherboard of the terminal device. Specifically, the connection portion 22 as the ground terminal is electrically connected to the main board, and the connection portion 22 as the power supply terminal is electrically connected to the rf feed source on the main board.
In this embodiment, the antenna 20 includes a main body 21 and five connecting portions 22, wherein one of the connecting portions 22 also serves as a ground terminal of the antenna 20, and the remaining four serve as feeding terminals of the antenna 20. In fact, the antenna in this embodiment is a combined antenna, which includes a GPS (global positioning system) antenna, a WIFI (wireless local area network) antenna, a main antenna, and a bluetooth antenna, where each type of antenna corresponds to a different feeding terminal, and the combined antenna shares a grounding terminal to be connected to the main board of the terminal device. The main antenna is used as a functional antenna for receiving and calling, and the WiFi antenna comprises one or all of a WIFI-2.4G antenna and a WIFI-5G antenna. In other embodiments, the antenna 20 may be a single type of antenna or include other types of antennas, which is not limited in this application.
Optionally, in an embodiment, the distance between the feeding end and the grounding end is adjustable. Specifically, the antenna part in the antenna system is a tunable antenna, and the tunable antenna comprises a ground feeding end and a feeding end, wherein the distance between the feeding end and the ground feeding end is adjusted to adjust the resonant frequency of the tunable antenna, so that the tunable antenna has multiple frequency bands. Namely, the position of the feed end or the position of the ground end or the positions of the feed end and the ground end are adjusted simultaneously, so that the distance between the feed end and the ground end on the antenna is adjusted, and the resonant frequency of the corresponding type of antenna is adjusted.
Optionally, the antenna 20 further includes at least one pin portion 23, and the pin portion 23 passes through the side plate 12 through the socket 121 and is connected to the main board of the terminal device; the lead portion 23 serves as a ground terminal or a feed terminal. That is, the antenna 20 includes at least one pin portion 23 in addition to the connection portion 22, and the pin portion 23 is connected to the main board of the terminal device as a ground terminal or a feeding terminal. For example, the antenna includes two pin portions 23, one of which is electrically connected to the rf feed of the main board of the terminal device as a feeding terminal, and the other of which is connected to the main board ground of the terminal device as a ground terminal. This is by way of illustrative example only and the application is not limited thereto. In another embodiment, one socket 121 may correspond to a plurality of connecting portions 22, a plurality of lead portions 23, or a combination of the connecting portions 22 and the lead portions 23, which is not limited in this application, wherein the lead portions 23 may not be connected to the middle plate 11, but may be suspended in the accommodating space formed by the middle plate 11 and the side plate 12 through the side plate 12 via the socket 121.
In one embodiment, the connection portion 22 is detachably connected to the middle plate 11.
For example, referring to fig. 2, the connection portion 22 is provided with a through hole 221, and the connection portion 22 is fixed to the middle plate 11 by a screw, a rivet, or a latch. Specifically, the connecting portion 22 is located on one side of the main body portion 21 facing the side plate 12, and has a flat plate-like structure, a plurality of connecting portions 22 are disposed at positions along the circumferential direction of the main body portion 21, each connecting portion 22 may have a different shape, such as a rectangular shape or a fan shape, and the connecting portion 22 is further provided with a through hole 221; the side plate 12 is provided with a plurality of inserting holes 121 penetrating through the side plate 12, and the plurality of inserting holes 121 correspond to the plurality of connecting parts 22; for example, the distance between two adjacent connecting portions 22 is small, and the two adjacent connecting portions can be arranged in the same socket 121, or the connecting portions 22 and the sockets 121 are arranged in a one-to-one correspondence; the middle plate 11 is provided with a threaded hole 111 corresponding to the through hole 221, the connecting part 22 passes through the side plate 12 through the inserting hole 121 so that the through hole 221 corresponds to the threaded hole 111 on the middle plate 11, and the connecting part 22 is fixed on the middle plate 11 through a screw; or a rivet hole corresponding to the through hole 221 is formed in the middle plate 11, and the connecting portion 22 is riveted to the corresponding rivet hole by a rivet; or a bolt hole corresponding to the through hole 221 is formed in the middle plate 11, and the connecting portion 22 is fixed to the corresponding bolt hole through a bolt, for example, the bolt is a conical structure, the bolt hole is also a conical hole, and the bolt fixes the connecting portion 22 to the middle plate 11 through force locking with the bolt hole; or be provided with the screw hole on the medium plate 11, the connective bar of a cylindric structure, its one end is provided with the screw thread, be used for being connected with the screw hole, the other end is provided with a platform portion on cylindric side, through-hole 221 aligns with the screw hole, connective bar spiro union is in the screw hole so that connecting portion circumference is spacing, insert the wedge key again between platform portion and through-hole 221 with fixed connection portion 22, wherein, connective bar length is not more than the degree of depth of screw hole and through-hole 221, and then realize that the connective bar does not bulge the side that connecting portion 22 kept away from the medium plate, in order to reduce the.
Optionally, referring to fig. 4, the connecting portion 22 is provided with a clamping portion 222, the middle plate 11 is provided with a matching portion 112, and the clamping portion 222 is matched with the matching portion 112 to fix the connecting portion 22 and the middle plate 11. Specifically, a boss 222a is arranged at one end of the connecting portion 22 away from the antenna 20, and the boss 222a and a side face 222b of the connecting portion 22 form a concave clamping portion 222; two adjacent first side surfaces 112a and second side surfaces 112b of the middle plate 11 opposite to the clamping part 222 form a protruding matching part 112. Referring to fig. 5, the locking portion 222 is connected to the mating portion 112 by a form-fit connection, so as to limit the displacement of the connecting portion. Or, referring to fig. 6, the edge of the notch 121 opposite to the clamping portion 222 is used as the matching portion 112, the same effect can be achieved, the orientations of the adjacent clamping portions 222 can be set toward the same direction or set away from each other, and if the orientations of the adjacent clamping portions 222 are set away from each other, the ability of preventing the adjacent clamping portions 222 from being separated from the matching portions 112 respectively is further enhanced.
Or, referring to fig. 7, the connecting portion 22 is a flat plate-shaped structure, the connecting portion 22 is provided with a first end portion 2231 and a second end portion 2232, a channel 2233 is formed between the first end portion 2231 and the second end portion 2232, a clamping portion 2234 is disposed at the end of the channel 2233, the middle plate 11 is provided with a clamping column 113, the connecting portion 22 passes through the side plate 12 through the receptacle 121, and the clamping column 113 is accommodated in the clamping portion 2234 through the channel 2233, wherein the width of the clamping column 113 is greater than the width of the channel 2233, and the clamping column 113 is accommodated in the clamping portion 2234 and is not easy to fall off, after the clamping column 113 passes through the channel 2233, the first end portion 2231 and the second end portion 2232 recover to their original positions by virtue of their own elasticity to block the clamping column 113 from sliding out of the clamping portion 2234, or the clamping column 113 is disposed at the position of the receptacle 121.
Or, referring to fig. 8 in combination, a sliding groove 2241 is disposed on a side surface of the centering plate 11 above the connecting portion 22, one end of the sliding groove 2241 is connected to an end of the connecting portion 22, which is far away from the main body portion 21, an end of the other end of the sliding groove 2241 is provided with a groove-shaped fastening portion 2242, a protrusion 114, which is matched with the groove-shaped fastening portion 2242, is disposed on the middle plate 11, for example, a cylindrical protrusion or a hemispherical protrusion, the connecting portion 22 passes through the side plate 12 through the slot 121, the protrusion 114 is accommodated in the groove-shaped fastening portion 2242 through the sliding groove 2241, a depth of the groove-shaped fastening portion 2242 and a height of the protrusion 114 are greater than a.
In another embodiment, the connection portion 22 is non-detachably connected to the middle plate 11.
For example, referring to fig. 9, the connecting portion 22 is provided with a through hole 225, the middle plate is provided with a hot-melting column 115, the through hole 225 is sleeved on the hot-melting column 115, and the hot-melting column 115 is used for fixing the connecting portion 22.
Specifically, the connecting portion 22 is provided with a through hole 225, the socket 121 is a notch on the side plate 12, a first side edge of the socket 121 is flush with the middle plate 11, a second side edge and a third side edge which are oppositely arranged are perpendicular to the middle plate, and the opposite side of the first side edge is an opening; the middle plate 11 is provided with a hot melting column 115 capable of being accommodated in the through hole 225, the through hole 225 is sleeved on the hot melting column 115, the hot melting column 115 is used for fixing the connecting part 22, wherein the height of the hot melting column 115 is greater than the depth of the through hole 225, the residual space in the through hole 225 is filled after the hot melting column 115 is melted, and the connecting part 22 is fixed on the middle plate 11 after the residual space is solidified.
Or, referring to fig. 10 in combination, the middle plate 11 is provided with the stop block 116, the connecting portion 22 includes an extending portion 226, the extending portion 226 overlaps the stop block 116, the stop block 116 is flush with the extending portion 226, and the overlapping portion of the extending portion 226 and the stop block 116 realizes the fixing of the connecting portion 22 and the middle plate 11 by spot welding.
Specifically, one end of the connecting portion 22 away from the main body portion 21 is provided with an extending portion 226, the connecting portion 22 and the extending portion 226 are of an integrated structure, the side faces of the connecting portion 22 and the extending portion 226 away from the middle plate are flush, the thickness of the extending portion 226 facing the middle plate is smaller than that of the connecting portion 22 in the same direction, and then the extending portion 226 can be lapped on the stop block 116; the middle plate 11 is provided with a stop block 116, the stop block 116 is provided with a stop groove matched with the extension portion 226, the extension portion 226 is lapped in the stop groove, the side surface of the extension portion 226 departing from the middle plate 11 is coplanar with the side surface of the stop block 116 departing from the middle plate 11, and the lap joint of the extension portion 226 and the stop groove on the plane realizes the fixation of the connecting portion 22 and the middle plate 11 through spot welding.
The side opposite to the antenna 20 on the side plate 12 is also provided with a groove to accommodate the main body portion 21 of the antenna 20, so that one side of the antenna 20 departing from the side plate 12 is flush with the side plate 12, and the attractiveness of the middle frame assembly is improved.
It should be noted that the middle frame in the embodiment of the present application may be made of an insulating material such as plastic, and the antenna is made of a metal material, such as stainless steel, aluminum, magnesium alloy, or the like; if the middle frame is made of insulating materials, the connection part of the antenna and the middle plate of the middle frame can be in a direct connection mode, because the antenna and the middle frame are insulated, the connection mode of the antenna and the middle frame comprises the structures such as clamping, dispensing or protruding columns and the like in the embodiment; the present application is directed to securing the form of the fixation between the antenna and the center frame. When the middle frame is made of a metal material, an insulating layer needs to be arranged between the antenna and the middle frame, and an insulating structure is also needed at the connecting position between the connecting part of the antenna and the middle frame, such as glue with insulating property or an insulating spacer, so as to realize the fixation between the antenna and the middle frame, which is different from the integral injection molding structure of the antenna and the middle frame in the prior art.
Alternatively, the connection structure of the antenna 20 and the middle frame 10 may also adopt a combination of the above connection structures, for example, a screwing structure and a clamping structure are adopted to fix the antenna 20 on the middle frame 10. This is merely an illustrative example, and the present application is not limited thereto.
Referring to fig. 21, fig. 21 is a flow chart illustrating an assembly method of the frame assembly of fig. 1.
Step 11: a middle frame is provided.
The middle frame comprises a middle plate and a side plate, the middle plate and the side plate are connected to form an accommodating space, and a plurality of inserting openings penetrating through the side plate are formed in the side plate.
Step 12: an antenna is provided.
An antenna is provided, which comprises a main body part and a connecting part which are integrally structured.
Step 13: and inserting the connecting part on the antenna into the jack on the side plate of the middle frame.
The connecting part on the antenna is inserted into the socket on the side plate of the middle frame, so that the connecting part penetrates through the side plate, and the main body part is located on one side of the side plate, which deviates from the accommodating space.
Specifically, the connecting part is inserted into the socket along a first direction; wherein, the socket is a through hole, and the first direction is the axial direction of the through hole.
Or, inserting the connecting part into the socket along the second direction; wherein, the first side and the medium plate parallel and level of socket, relative second side, the third side that sets up are perpendicular with the medium plate, and the offside of first side is the opening, and the second direction is the opposite direction with the extending direction on second side.
Step 14: the connecting part is connected with the middle plate.
And connecting the connecting part to the middle plate. In the above embodiments, detailed descriptions are provided and are not repeated.
Referring to fig. 11, a schematic structural diagram of another embodiment of a middle frame assembly provided by the present application is shown.
A middle frame assembly for a terminal device includes a middle frame 10, an antenna 20, and a rear cover 30. The middle frame 10 comprises a middle plate 11 and a side plate 12, the middle plate 11 and the side plate 12 are connected to form an accommodating space, and the side plate 12 is provided with a plurality of insertion holes 121 penetrating through the side plate 12; the antenna 20 comprises a main body part 21 and a connecting part 22 which are integrally structured, the main body part 21 is positioned on one side of the side plate 12, which is far away from the accommodating space, and the connecting part 22 is buckled on the middle plate 11 through a socket 121; the rear cover 30 includes a cover plate 31 and a stopper 32 of an integral structure, and the cover plate 31 is coupled to the side plate 12 such that the stopper 32 fixes the coupling portion 22 with the middle plate 11 from opposite sides of the coupling portion 22.
The side plate 12 is provided with a plurality of insertion holes 121 penetrating the side plate 12, the antenna 20 is provided with a plurality of connection portions 22, and the connection portions 22 are fastened to the middle plate 11 through the insertion holes 121. The connecting portion may have other functions besides serving as a fixed end fastened to the middle plate 11, such as a feeding end or a grounding end of the antenna.
In one embodiment, at least one connection portion 22 is connected as a ground terminal to a motherboard of the terminal device, and at least one connection portion 22 is connected as a power feeding terminal to the motherboard of the terminal device. Specifically, the connection portion 22 as the ground terminal is electrically connected to the main board, and the connection portion 22 as the power supply terminal is electrically connected to the rf feed source on the main board.
Optionally, the antenna further comprises at least one pin portion 23, and the pin portion 23 passes through the side plate 12 through the socket 121 and is connected with the main board of the terminal device; the lead portion 23 serves as a ground terminal or a feed terminal. That is, the antenna 20 includes at least one pin portion 23 in addition to the connection portion 22, and the pin portion 23 is connected to the main board of the terminal device as a ground terminal or a feeding terminal.
Referring to fig. 12, in an embodiment, the end of the connecting portion 22 is provided with an inverted hook structure, the middle plate 11 is provided with a groove 117, and the inverted hook structure is fastened to an edge of the groove 117; the stopper 32 has a columnar structure, and the columnar structure fixes the connection portion to the middle plate 11 from opposite sides of the connection portion 22.
Specifically, one end of the connecting portion 22, which is far away from the main body portion 21, is provided with a folded edge 227, the extending direction of the folded edge 227 faces the middle plate 11, and the folded edge 227 and the main body of the connecting portion 22 form an inverted hook structure; a groove 117 is arranged on the middle plate 11 corresponding to the insertion opening 121, and the connecting part 22 penetrates through the side plate 12 through the insertion opening 121, so that the barb structure is buckled on the edge of the groove 117, and further the movement of the antenna 20 in the direction opposite to the extending direction of the connecting part 22 is limited, and the displacement of the connecting part 22 in the direction of the connecting part 22 departing from the middle plate 11 is not limited; the rear cover 30 includes a cover plate 31 and a stopper 32, the stopper 32 is a column structure, the cover plate 31 is connected to the side plate 12, so that the stopper 32 limits the connecting portion 22 from the side of the connecting portion 22 away from the middle plate 11, after the cover plate 31 is connected to the side plate 12, one end of the stopper 32 close to the connecting portion 22 contacts the connecting portion 22, so that the stopper 32 and the middle plate 11 limit the displacement of the connecting portion 22 in this direction from the two opposite sides of the connecting portion 22, and further fix the connecting portion 22.
Referring to fig. 13, in another embodiment, the connecting portion 22 is provided with a through hole 228, the middle plate 11 is provided with a positioning column 118, and the through hole 228 is sleeved on the positioning column 118; the stopping portion 32 is a cylindrical structure, and the cylindrical structure is provided with a receiving hole 321 matching with the positioning post, and the receiving hole 321 is buckled on the positioning post 118 to fix the connecting portion 22.
Specifically, one side of the insertion opening 121 away from the middle plate 11 is an opening, a through hole 228 is disposed on the connecting portion 22, a corresponding positioning post 118 is disposed on the middle plate 11, and the connecting portion 22 passes through the opening of the insertion opening 121 to enable the through hole 228 to be sleeved on the positioning post 118, so as to limit the displacement of the connecting portion 228 in the plane of the middle plate 11. The stopping portion 32 is a cylindrical structure, and an accommodating hole 321 is axially formed along the cylindrical structure, and an exhaust hole is formed at the bottom of the accommodating hole 321, or an exhaust hole or a groove communicated with the outside is formed on the sidewall of the cylindrical structure, so that the accommodating hole 321 can smoothly accommodate the positioning post 118. The cover plate 31 is connected to the side plate 12, and the receiving hole 321 receives the positioning post 118 therein to fix the connecting portion 22.
Referring to fig. 22, fig. 22 is a flow chart illustrating an assembly method of the frame assembly of fig. 11.
Step 21: a middle frame is provided.
The utility model provides a middle frame, the middle frame includes medium plate and curb plate, and medium plate and curb plate are connected and are formed the accommodation space, are equipped with a plurality of sockets that run through the curb plate on the curb plate.
Step 22: an antenna is provided.
An antenna is provided, which comprises a main body part and a connecting part which are integrally structured.
Step 23: the connecting part of the antenna is buckled on the middle plate of the middle frame through the jack of the side plate of the middle frame.
The connecting part of the antenna is buckled on the middle plate of the middle frame through the jack of the side plate of the middle frame, so that the main body part is positioned on one side of the side plate, which is far away from the accommodating space.
Step 24: a rear cover is provided.
A rear cover is provided, which includes a cover plate and a stopper portion of an integral structure.
Step 25: the rear cover is connected to the middle frame such that the stopper portion of the rear cover and the middle plate are fixed from both sides of the antenna connection portion.
Specifically, the cover plate is coupled to the side plate such that the stopper portion and the middle plate fix the coupling portion from opposite sides of the coupling portion.
Referring to fig. 14, a schematic structural diagram of another embodiment of a middle frame assembly provided by the present application is shown.
A middle frame assembly for a terminal device includes a middle frame 10 and an antenna 20. The middle frame 10 comprises a middle plate 11 and a side plate 12, wherein the middle plate 11 and the side plate 12 are connected to form an accommodating space; the antenna 20 includes a main body 21, and the main body 21 is glued to a side of the side plate 12 facing away from the accommodating space.
Specifically, the main body 21 is fixed to the side plate 12 by glue, double-sided tape, or foam. For example, glue is applied, encapsulated or dropped on the side of the side plate 12 away from the accommodating space by a glue dispensing process, and then the main body 21 of the antenna 20 is bonded to the side. Furthermore, a plurality of protruding points are arranged on the side surface of the side plate 12 facing away from the accommodating space to increase the adhesion between the glue and the side surface, and protruding points which are mutually staggered with the protruding points on the side plate 12 can be arranged on the side surface of the antenna 20 facing the accommodating space to increase the adhesion between the antenna 20 and the middle frame 10.
Or, the double-sided adhesive tape or the foam adhesive is adhered to a side surface of the side plate 12 away from the accommodating space, and then the main body portion 21 of the antenna 20 is adhered to the side surface; or the double-sided adhesive tape or the foam adhesive tape is firstly adhered to the side surface of the main body portion 21 facing the accommodating space, and then the antenna 20 is adhered to the side surface of the side plate 12 facing away from the accommodating space.
Furthermore, the end portions of the main body 21 on both sides are further provided with a buckling portion 24, the side plate 12 is provided with a limiting portion 122, and the buckling portion 24 is matched with the limiting portion 122 to realize the shape locking of the antenna 10 and the side plate 12.
Specifically, the buckling portion 24 and the main body portion 21 form a U-shaped buckle, the limiting portion 122 is a stopping pillar, and the limiting portion 122 is accommodated in the U-shaped buckle. In another embodiment, the buckling portion 24 and the limiting portion 122 may not be provided, and the application is not limited thereto.
Optionally, referring to fig. 15, the side plate 12 is further provided with a plurality of insertion holes penetrating through the side plate; the antenna 20 further includes a pin portion 23, the pin portion 23 is disposed on a side surface of the main body portion 21 facing the accommodating space, the pin portion 23 and the main body portion 21 are of an integrated structure, and the pin portion 23 passes through the side plate 12 through the socket and is inserted into the accommodating space. The plurality of pin portions 23 correspond to the sockets, respectively, at least one pin portion 23 serving as a ground terminal is connected to the main board of the terminal device, and at least one pin portion 24 serving as a power supply terminal is connected to the main board of the terminal device.
Optionally, referring to fig. 15, a microphone cavity 123 is further disposed on the side plate 12, and a microphone hole 211 is disposed at a position of the main body 21 corresponding to the microphone cavity 123. For example, the terminal device is a smart phone, the middle frame assembly is disposed at a receiver end of the smart phone, a microphone assembly is disposed on the middle frame assembly, the microphone cavity 123 disposed on the side plate 12 is used for accommodating the microphone assembly, and the main body 21 is provided with a microphone hole 211 for the microphone assembly to collect voice well.
Referring to fig. 23, fig. 23 is a flow chart illustrating an assembly method of the frame assembly of fig. 14.
Step 31: a middle frame is provided.
Providing a middle frame, wherein the middle frame comprises a middle plate and a side plate, and the middle plate and the side plate are connected to form an accommodating space.
Step 32: an antenna is provided.
Step 32: the antenna is glued to the middle frame.
Specifically, the antenna is glued on one side of the side plate, which is away from the accommodating space, in a manner of dispensing, double-sided glue or foam cotton glue.
Referring to fig. 16, a schematic structural diagram of another embodiment of a middle frame assembly provided by the present application is shown.
A middle frame assembly for a terminal device includes a middle frame 10, an antenna 20, and a spring sheet 40.
The middle frame 10 is provided with a mounting groove 13, the antenna 20 is fixed on the middle frame 10, the elastic sheet 40 is mounted in the mounting groove 13 and on the same side as the antenna 20, and the antenna 20 is connected with the middle frame 10 or the terminal device circuit board in a grounding mode through the elastic sheet 40.
For example, two ends of the elastic sheet 40 are respectively contacted with the middle frame 10 and the antenna 20, and the antenna 20 is grounded through the elastic sheet 40, so as to prevent the middle frame 10 from affecting the performance of the antenna. Or, the elastic sheet 40 is fixed to the mounting groove 13, and one end of the elastic sheet is electrically connected to the antenna 20, and the other end of the elastic sheet is grounded to the terminal device circuit board.
Specifically, referring to fig. 17 or 18, the elastic sheet 40 includes a mounting plate 41 and at least one elastic leg 42, the mounting plate 41 is fixed to the mounting groove 13, and the elastic leg 42 extends out of the mounting groove 13 to contact with the antenna 20. More specifically, a mounting hole is provided in the mounting groove 13, and the mounting plate 41 is fixed to the mounting hole by a screw.
In this embodiment, referring to fig. 17, the elastic sheet 40 includes a mounting plate 41 and two elastic legs 42, which are integrally formed, and the two elastic legs 42 are located on the same side of the mounting plate 41.
Alternatively, referring to fig. 18, two spring feet 42 may also be located on opposite sides of the mounting plate.
Referring to fig. 19, a plane a of the mounting plate 41 and a plane b of the spring leg 42 are disposed at an angle, so that when the mounting plate 41 is fixed to the mounting groove 13, the spring leg 42 extends out of the mounting groove 13 to contact the antenna 20. The connection between the elastic leg 42 and the mounting plate 41 is in a circular arc transition, so that when the antenna 20 is mounted on the middle frame 10 and contacts with the elastic leg 42, the antenna 20 presses the elastic leg 42, and the elastic leg 42 is easily bent toward the middle frame 10.
The end of the elastic foot 42 far away from the mounting plate 41 is provided with a folding edge 421, the connection part of the folding edge 421 and the elastic foot 42 is in arc transition so as to use the arc as the contact position of the elastic foot 42 and the antenna 20, the arc part has no edge, is easy to contact with the antenna 20 and does not damage the antenna 20, and when the elastic foot 42 moves towards the middle frame direction, the movement on the antenna 20 is also facilitated. Further, referring to fig. 20, a plane c of the folded edge 421 and a plane b of the elastic leg 42 are disposed at an angle to protrude an arc at a connection position of the elastic leg 42 and the folded edge 421, and a contact 422 is disposed at the arc, where the contact 422 is used for contacting with an antenna.
Referring to fig. 24, fig. 24 is a flow chart illustrating an assembly method of the frame assembly of fig. 16.
Step 41: a middle frame is provided.
A middle frame is provided, and a mounting groove is arranged on the middle frame.
Step 42: a spring plate is provided.
The elastic sheet comprises an installation plate and at least one elastic foot which are of an integrated structure, and the plane of the installation plate and the plane where the elastic foot is located are arranged at an angle.
Step 43: the elastic sheet is arranged in the mounting groove on the middle frame.
Specifically, install the mounting panel of shell fragment in the mounting groove, be the angle setting between the plane of mounting panel and the plane at bullet foot place to make the outward mounting groove that stretches out of bullet foot.
Step 44: and providing an antenna, and fixing the antenna on the middle frame so that the antenna is contacted with the elastic sheet.
Specifically, an antenna is provided and fixed on the middle frame, so that the antenna is in contact with the elastic pin of the elastic sheet.
Referring to fig. 25, a schematic structural diagram of an embodiment of an electronic device provided in the present application is shown.
The electronic device 50 comprises a middle frame assembly 51, the middle frame assembly 51 being the middle frame assembly as described in the above embodiments. In the above embodiments, the middle frame component 51 has been described in detail, and is not described in detail.
The present application provides a middle frame assembly, an electronic device and an assembling method thereof, which are distinguished from the prior art. The middle frame assembly comprises a middle frame and an antenna, wherein the middle frame comprises a middle plate and a side plate, and the middle plate and the side plate are connected to form an accommodating space; the antenna comprises a main body part, and the main body part is glued on one side of the side plate, which is away from the accommodating space. The antenna and the middle frame are independently designed and manufactured respectively, and the antenna is glued to the middle frame, so that the antenna is fixed on the middle frame; this application can independently and make antenna and center simultaneously respectively, compares and adopts integrative injection molding process to make into integral type structure with antenna and center, has simplified the manufacture craft of center subassembly to and with the simple process on antenna veneer and the center, and then reduced man-hour, reduced the cost of manufacture.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings, or which are directly or indirectly applied to other related technical fields, are intended to be included within the scope of the present application.
Claims (10)
1. A center frame assembly for a terminal device, comprising:
the middle frame comprises a middle plate and a side plate, the middle plate and the side plate are connected to form an accommodating space, the accommodating space is at least used for installing a main board of the terminal equipment, and an installation groove is formed in the side plate;
the antenna is electrically insulated from the middle frame and is electrically connected with a main board of the terminal equipment, and the antenna comprises a main body part which is glued on one side of the side plate, which is far away from the accommodating space;
the elastic sheet is arranged in the mounting groove and at the same side as the antenna and comprises a mounting plate and at least one elastic foot which are of an integrated structure, the mounting plate is fixed on the mounting groove, and the elastic foot extends out of the mounting groove to be in contact with the antenna, so that the antenna is connected with a main board of a terminal device in a grounding mode through the elastic sheet.
2. The middle frame assembly according to claim 1, wherein the main body portion is fixed to the side plates by glue, double-sided tape, or foam.
3. The middle frame assembly according to claim 1, wherein buckling parts are further disposed at two ends of the main body part, and a limiting part is disposed on the side plate, and the buckling parts are engaged with the limiting part to realize a form-fit connection between the antenna and the side plate.
4. The middle frame assembly according to claim 3, wherein the engaging portion and the main body portion form a U-shaped buckle, the limiting portion is a stopping post, and the stopping post is received in the U-shaped buckle.
5. The middle frame assembly according to claim 1, wherein said side plates are provided with a plurality of sockets extending therethrough;
the antenna also comprises a pin part, and the pin part penetrates through the side plate through the socket and is inserted into the accommodating space.
6. The middle frame assembly according to claim 5, wherein a plurality of the pin portions respectively correspond to the sockets, at least one of the pin portions is connected as a ground terminal to a main board of a terminal device, and at least one of the pin portions is connected as a feeding terminal to the main board of the terminal device.
7. The middle frame assembly according to claim 1, wherein a microphone cavity is further formed on the side plate, and a microphone hole is formed in a position of the main body corresponding to the microphone cavity.
8. An electronic device comprising the middle frame assembly of claims 1-7.
9. A method of assembling a center frame assembly, comprising:
providing a middle frame, wherein the middle frame comprises a middle plate and a side plate, the middle plate and the side plate are connected to form an accommodating space, the accommodating space is at least used for installing a main board of terminal equipment, and an installation groove is formed in the side plate;
providing an elastic sheet, wherein the elastic sheet comprises an installation plate and at least one elastic foot which are integrally structured, and an angle is formed between the plane of the installation plate and the plane of the elastic foot;
fixing the mounting plate in the mounting groove so that the elastic pin extends out of the mounting groove;
providing an antenna, wherein the antenna is electrically insulated from the middle frame and is electrically connected with a main board of the terminal equipment;
and gluing the antenna on one side of the side plate, which is far away from the accommodating space, so that the elastic foot is contacted with the antenna.
10. The assembly method according to claim 9, wherein the step of gluing the antenna to the side of the side plate facing away from the accommodating space comprises:
and gluing the antenna on one side of the side plate, which is far away from the accommodating space, in a manner of dispensing, double-sided adhesive or foam cotton adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093499.3A CN108336472B (en) | 2018-01-29 | 2018-01-29 | Middle frame assembly, electronic equipment and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093499.3A CN108336472B (en) | 2018-01-29 | 2018-01-29 | Middle frame assembly, electronic equipment and assembling method thereof |
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| Publication Number | Publication Date |
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| CN108336472A CN108336472A (en) | 2018-07-27 |
| CN108336472B true CN108336472B (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810093499.3A Active CN108336472B (en) | 2018-01-29 | 2018-01-29 | Middle frame assembly, electronic equipment and assembling method thereof |
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| CN110722487B (en) * | 2019-10-24 | 2021-06-18 | Oppo（重庆）智能科技有限公司 | Electronic device |
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| CN108336472A (en) | 2018-07-27 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. |
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