CN214592154U - Circuit board assembly and electronic device - Google Patents
Circuit board assembly and electronic device Download PDFInfo
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- CN214592154U CN214592154U CN202120822106.5U CN202120822106U CN214592154U CN 214592154 U CN214592154 U CN 214592154U CN 202120822106 U CN202120822106 U CN 202120822106U CN 214592154 U CN214592154 U CN 214592154U
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- circuit board
- locking
- hole
- board assembly
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Abstract
The application provides a circuit board assembly and electronic equipment, wherein, circuit board assembly includes: the circuit board comprises a first circuit board, a connecting plate, a second circuit board and a supporting piece; the connecting plate is of a hollow structure, the connecting plate is arranged between the first circuit board and the second circuit board in a laminated mode, and the first circuit board, the connecting plate and the second circuit board are encircled to form a mounting cavity; at least part of the supporting piece is positioned in the mounting cavity, the first end of the supporting piece is fixed on the first circuit board, and the second end of the supporting piece is fixed on the second circuit board. The first circuit board and the second circuit board are not easy to bend and deform due to the supporting function of the supporting piece, so that the first circuit board and the second circuit board are not easy to crack due to deformation, and the problem that the circuit board assembly fails due to cracking is avoided.
Description
Technical Field
The application belongs to the technical field of communication equipment, and particularly relates to a circuit board assembly and electronic equipment.
Background
With the increase of functions of electronic devices, a circuit board needs to be provided with a plurality of electronic components, and the current circuit board usually adopts a three-layer structure, so that more installation space can be provided for the electronic components.
Referring to fig. 1, 2 and 3, the three-layer plate structure includes a main plate 10 ', a connecting plate 20' and a frame plate 30 ', both front and back sides of the main plate 10' and the frame plate 30 'can be mounted with electronic components, and since the middle of the connecting plate 20' is hollowed, when the electronic device falls, the main plate 10 'and the frame plate 30' are easily deformed toward the middle, which causes a problem of cracking failure of the main plate 10 'and the frame plate 30'.
How to improve the structural stability of the three-layer plate structure becomes a problem to be solved urgently.
Content of application
The application aims at providing a circuit board assembly and electronic equipment, and the problem that a main board and a frame board in the electronic board assembly are easy to deform and crack is at least solved.
In order to solve the above problems, the present application is implemented as follows:
an embodiment of a first aspect of the present application provides a circuit board assembly, including:
the circuit board comprises a first circuit board, a connecting plate, a second circuit board and a supporting piece;
the connecting plate is of a hollow structure, the connecting plate is arranged between the first circuit board and the second circuit board in a laminated mode, and the first circuit board, the connecting plate and the second circuit board are encircled to form a mounting cavity;
at least part of the supporting piece is positioned in the mounting cavity, the first end of the supporting piece is fixedly connected with the first circuit board, and the second end of the supporting piece is fixedly connected with the second circuit board.
An embodiment of a second aspect of the present application proposes an electronic device, comprising:
a body;
as in the circuit board assembly in the embodiment of the first aspect, the circuit board assembly is provided to the body.
In the embodiment of this application, first circuit board and second circuit board are connected respectively to the both sides of connecting plate, and the cavity of connecting plate is hollowed moreover, so enclose out the installation cavity between first circuit board, connecting plate and the second circuit board. Specifically, one side of the first circuit board, one side of the second circuit board, and one side of the second circuit board can be provided with electronic components.
The two ends of the supporting piece are respectively fixedly connected to the first circuit board and the second circuit board, so that the supporting piece can support the first circuit board, and the first circuit board is not prone to deformation towards the second circuit board. Similarly, the supporting member can also support the second circuit board, and the second circuit board is not easy to bend and deform. Because first circuit board and second circuit board are all difficult for buckling deformation, so first circuit board and second circuit board are difficult for because of the deformation fracture, avoid circuit board assembly because the problem that the fracture became invalid, improve circuit board assembly's structural stability. The user is using electronic equipment in-process, even electronic equipment takes place to fall, the circuit board subassembly is difficult for taking place to damage, improves electronic equipment's functional stability, is favorable to promoting the competitiveness of product.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 illustrates one of the schematic structural diagrams of a prior art circuit board assembly;
FIG. 2 illustrates a second schematic diagram of a prior art circuit board assembly;
FIG. 3 illustrates a third schematic diagram of a prior art circuit board assembly;
FIG. 4 illustrates one of the schematic structural diagrams of the circuit board assembly of an embodiment of the present application;
fig. 5 shows a second schematic structural diagram of a circuit board assembly of an embodiment of the present application.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:
10 ' main board, 20 ' connecting board and 30 ' shelf board.
10 first circuit board, 20 connection board, 30 second circuit board, 31 through hole, 40 support, 41 support, 42 connection part, 51 locking part, 511 first locking part, 512 second locking part, 52 connection part.
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 some, but not all, embodiments of the present application. 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.
Circuit board assemblies and electronic devices provided according to some embodiments of the present application are described with reference to fig. 4 and 5.
As shown in fig. 4 and 5, an embodiment of the present application provides a circuit board assembly, including: a first circuit board 10, a connection plate 20, a second circuit board 30, and a support member 40; the connecting plate 20 is of a hollow structure, the connecting plate 20 is arranged between the first circuit board 10 and the second circuit board 30 in a stacking mode, and the first circuit board 10, the connecting plate 20 and the second circuit board 30 surround to form a mounting cavity; at least a part of the supporting member 40 is located in the mounting cavity, a first end of the supporting member 40 is fixedly connected with the first circuit board 10, and a second end of the supporting member 40 is fixedly connected with the second circuit board 30.
The two sides of the connecting plate 20 are respectively connected with the first circuit board 10 and the second circuit board 30, specifically, the two sides of the connecting plate 20 are respectively welded on the first circuit board 10 and the second circuit board 30, the connecting plate 20 plays a role in connection and fixation, and the hollow of the connecting plate 20 is hollowed out, so that a mounting cavity is defined among the first circuit board 10, the connecting plate 20 and the second circuit board 30. Specifically, the side of the first circuit board 10 facing away from the connection board 20, the side of the first circuit board 10 facing toward the connection board 20, the side of the second circuit board 30 facing away from the connection board 20, and the side of the second circuit board 30 facing toward the connection board 20 can be mounted with electronic components.
Both ends of the supporting member 40 are fixedly connected to the first circuit board 10 and the second circuit board 30, respectively, so that the supporting member 40 can support the first circuit board 10, and the first circuit board 10 is not easily deformed toward the second circuit board 30. Similarly, the supporting member 40 can also support the second circuit board 30, and the second circuit board 30 is not easily bent or deformed. Because the first circuit board 10 and the second circuit board 30 are not easy to bend and deform, the first circuit board 10 and the second circuit board 30 are not easy to crack due to deformation, the problem that the circuit board assembly fails due to cracking is avoided, and the structural stability of the circuit board assembly is improved. The user is using electronic equipment in-process, even electronic equipment takes place to fall, the circuit board subassembly is difficult for taking place to damage, improves electronic equipment's functional stability and reliability, is favorable to promoting the competitiveness of product.
The first end of the supporting member 40 is fixed to the first circuit board 10, so that the supporting member 40 can support the first circuit board 10 and can pull the first circuit board 10, and the first circuit board 10 is not easy to bend and deform in a direction away from the second circuit board 30, thereby further improving the structural stability of the circuit board assembly.
In one possible embodiment, as shown in fig. 4 and 5, the circuit board assembly further includes: a lock member 51 fixed to the second circuit board 30; and a coupling member 52 detachably coupled to the locking member 51, and a second end of the supporting member 40 is coupled to the coupling member 52.
In this embodiment, it is limited that the locking member 51 is fixed to the second circuit board 30, the locking member 51 is fixed to the second circuit board 30 in the following embodiments, and in other embodiments, the locking member 51 may be fixed to the first circuit board 10.
In the installation process, the locking member 51 is fixed to the second circuit board 30, the connecting member 52 is connected to the supporting member 40, and finally the connecting member 52 is locked to the locking member 51, and the locking member 51 is connected to the second circuit board 30, so that the locking member 51 can limit the connecting member 52, and the connecting member 52 can limit the supporting member 40, so that the supporting member 40 can support the first circuit board 10. Similarly, the supporting member 40 can limit the connecting member 52, and the connecting member 52 limits the locking member 51, so that the locking member 51 supports the second circuit board 30, and the first circuit board 10 and the second circuit board 30 are not easily bent or deformed, so that the first circuit board 10 and the second circuit board 30 are not easily failed due to cracking, and the stability of the circuit board assembly is improved. The locking structure for the supporting member 40 is composed of two parts, namely a locking member 51 and a connecting member 52, so that the connection convenience of the locking structure and the supporting member 40 can be improved, and the assembly difficulty of the circuit board assembly can be reduced. Moreover, since the connecting member 52 can be detached from the locking member 51, the connecting member 52 can be replaced after the connecting member 52 is deformed, so that the connecting member 52 can be ensured to be stably limited to the supporting member 40, and further, the supporting member 40 can effectively support the first circuit board 10 and the second circuit board 30, thereby further preventing the first circuit board 10 and the second circuit board 30 from being damaged by bending.
In other embodiments, after the connecting member 52 is connected to the supporting member 40, the connecting member 52 can be fixed to the locking member 51, for example, the connecting member 52 is welded to the locking member 51.
In this embodiment, the supporting member 40 and the connecting member 52 are hardware, and the supporting member 40 may be attached to the first circuit board 10 to integrally connect the supporting member 40 and the first circuit board 10.
The supporting member 40 and the connecting member 52 may be formed by numerical control machining, or by powder metallurgy machining, or by stamping hardware, etc.
In one possible embodiment, the circuit board assembly further comprises: and a through hole 31 provided in the second circuit board 30, wherein the supporting member 40 is connected to the connecting member 52 after passing through the through hole 31.
In this embodiment, since the supporting member 40 needs to pass through the through hole 31 and then be connected to the connecting member 52, the connecting member 52 is disposed on the side of the second circuit board 30 facing away from the first circuit board 10, and the mounting process of the connecting member 52 is not easily interfered by the connecting plate 20 and the first circuit board 10, thereby improving the convenience of the assembling process of the connecting rod 52 and the supporting member 40.
Since the locking member 51 is fixed to the second circuit board 30 in the embodiments of the present application, the through hole 31 is disposed on the second circuit board 30, and if the locking member 51 is fixed to the first circuit board 10, the through hole 31 is correspondingly disposed on the first circuit board 10.
In one possible embodiment, as shown in fig. 4 and 5, the circuit board assembly further includes: and a first coupling hole, which is provided in the supporter 40 and through which the coupling member 52 passes.
In this embodiment, a connection manner of the support member 40 and the connection member 52 is specifically defined, the support member 40 is provided with a first connection hole, and the connection member 52 can pass through the first connection hole, and the specific installation process is as follows: the supporting member 40 passes through the through hole 31 on the second circuit board 30, a first connecting hole is formed in a part of the supporting member 40 which passes through the through hole 31, and the connecting member 52 passes through the first connecting hole and then is connected with the locking member 51 to form the connecting member 52, so that the connecting member 52 can limit the supporting member 40, similarly, the supporting member 40 can limit the connecting member 52, the supporting member 40 can support the first circuit board 10, the locking member 51 can support the second circuit board 30, the first circuit board 10 and the second circuit board 30 are not easy to bend and deform, and the structural stability of the circuit board assembly is improved. The first connecting hole is formed in the supporting piece 40, the connecting piece 52 is connected with the supporting piece 40 in an inserting mode, the assembling difficulty of the connecting piece 52 and the supporting piece 40 can be reduced, the assembling convenience of the circuit board assembly is improved, the connecting piece 40 and the connecting piece 52 can be connected without other locking parts, and the number of parts of the circuit board assembly is simplified.
In other embodiments, slots may be provided on the support member 40 into which the connectors 52 can be plugged.
In one possible embodiment, shown in connection with fig. 4 and 5, the locking element 51 comprises: a first locking portion 511 fixed to the second circuit board 30; and a second locking part 512 detachably coupled to the first locking part 511, the first locking part 511 and the second locking part 512 sandwiching a part of the connector 52.
In this embodiment, the locking member 51 includes a first locking portion 511 and a second locking portion 512, the first locking portion 511 and the second locking portion 512 can clamp the connecting member 52, and the first locking portion 511 is connected to the second locking portion 512, so the first locking portion 511 and the second locking portion 512 can limit the position of the connecting member 52, the connecting member 52 is not easy to move in a direction approaching to the second circuit board 30 or in a direction away from the second circuit board 30, the connecting member 52 can be stably locked to the locking member 51, so that the connecting member 52 can stably limit the position of the supporting member 40, and the supporting member 40 can be ensured to effectively support the first circuit board 10. In the installation process, the connecting piece 52 is connected with the supporting piece 40 and then placed on the first locking part 511, and then the second locking part 512 is connected with the first locking part 511, so that the connecting piece 52 is locked, and the installation convenience of the connecting piece 52 is improved.
In one possible embodiment, as shown in fig. 4 and 5, the circuit board assembly further includes: and a second coupling hole provided to the coupling member 52, through which the second locking portion 512 can pass.
In this embodiment, a connection manner of the second locking portion 512 and the connecting element 52 is specifically defined, the second locking portion 512 can pass through the second connection hole, the first locking portion 511 and the second locking portion 512 can be clamped, the second locking portion 512 can be connected with the connecting element 52 in a plug-in manner, the second locking portion 512 limits the connecting element 52, and under the limiting action of the second locking portion 512, the connecting element 52 is not easily separated from the first locking portion 511 and the second locking portion 512, so that the connecting element 52 is stably mounted on the locking element 51, the connection stability of the connecting element 52 and the locking element 51 is improved, the connecting element 52 can stably limit the supporting element 40, and the structural stability of the circuit board assembly is improved.
As shown in fig. 4 and 5, in one possible application, the first locking portion 511 includes a nut, the second locking portion 512 includes a bolt, the nut is fixed to the second circuit board 30 during the process of assembling the circuit board assembly, the bolt passes through the second connecting hole on the connecting member 52, and then the bolt is screwed to the nut, the first locking portion 511 and the second locking portion 512 are connected in a screwing manner, so that the connection stability of the first locking portion 511 and the second locking portion 512 can be improved, the connecting member 52 can be conveniently assembled and disassembled on the locking member 51, and the assembly difficulty of the circuit board assembly is reduced.
The nut may be attached to the second circuit board 30, and the nut may be integrally connected to the second circuit board 30.
In order to ensure the welding effect, the nut can be made of copper or plated with gold on the surface.
In another possible application, the first locking portion 511 is provided with a pin hole, the second locking portion 512 comprises a pin shaft, that is, the first locking portion 511 and the second locking portion 512 are connected in a plugging manner, the pin shaft and the pin hole are in interference fit, the pin shaft can be plugged in the pin hole, and the first locking portion 511 and the second locking portion 512 are connected in the plugging manner, so that the connection convenience of the first locking portion 511 and the second locking portion 512 can be improved, the connecting piece 52 can be conveniently detached from the locking piece 51, and the assembly difficulty of the circuit board assembly can be reduced.
In a possible embodiment, shown in connection with fig. 4 and 5, a gap is provided between the support 40 and the through hole 31.
In this embodiment, the position relationship between the supporting member 40 and the through hole 31 is specifically defined, a gap is provided between the through holes 31 of the supporting member 40, that is, the supporting member 40 does not contact with the hole walls of the through holes 31, and since electronic components need to be mounted on the second circuit board 30, the gap is provided between the supporting member 40 and the through holes 31, which can prevent the supporting member 40 from contacting with the electronic components on the second circuit board 30, thereby preventing the supporting member 40 from damaging the electronic components on the second circuit board 30, improving the functional stability of the circuit board assembly, and reducing the damage rate of the circuit board assembly.
In the present embodiment, the distance between the supporting member 40 and the through hole 31 needs to be greater than 0.04mm, so as to ensure that the supporting member 40 and the electronic components on the second circuit board 30 do not interfere with each other.
As shown in fig. 4 and 5, in one possible embodiment, the support 40 includes: a support portion 41 fixed to the first circuit board 10; and a connecting portion 42, a first end of the connecting portion 42 being disposed at the supporting portion 41, and a second end of the connecting portion 42 passing through the through hole 31.
In this embodiment, it is specifically defined that the supporting member 40 includes a supporting portion 41 and a connecting portion 42, the supporting portion 41 is fixed to the first circuit board 10, the connecting portion 42 is connected to the supporting portion 41 and passes through the through hole 31 on the second circuit board 30, the connecting member 52 is divided into two parts, the supporting portion 41 can have a large contact area with the second circuit board 30, so that the supporting portion 41 can be stably connected to the second circuit board 30, and the supporting member 40 can be ensured to stably support the second circuit board 30. Moreover, the supporting portion 41 and the second circuit board 30 have a larger contact area, and the supporting portion 41 is not easy to damage the second circuit board 30, so that the damage rate of the circuit board assembly is reduced, and the structural stability of the circuit board assembly is improved.
The support portion 41 and the connection portion 42 may be formed integrally or separately.
In one possible application, shown in connection with fig. 4 and 5, the locking members 51 are at least two.
In this embodiment, the number of the locking members 51 is specifically limited to at least two, and by increasing the number of the locking members 51, the stability of the position limitation of the connecting member 52 can be improved, and the deformation resistance of the first circuit board 10 and the second circuit board 30 can be further improved.
The number of the locking members 51 is two in the present embodiment, and the number of the locking members 51 may be plural in other embodiments.
Specifically, when the connecting member 52 is an elongated structure, the connecting member 52 can be stably limited by providing two locking members 51, and when the connecting member 52 has a circular or polygonal cross section, the connecting member 52 can be stably limited by providing a plurality of locking members 51 arranged at intervals.
An embodiment of the present application provides an electronic device, including: the electronic device in this embodiment can achieve the same technical effects as those in the above embodiments, and is not described herein again to avoid repetition.
Be provided with the installation position on the body, circuit board assembly can install to the installation position.
The electronic device in this embodiment is not limited to a mobile phone, a tablet computer, a notebook computer, and the like.
It should be noted that, in this document, the term "comprises/comprising" or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "communicate," "connect," and the like are to be construed broadly, e.g., "communication" may be through a direct connection or through other components. The terms "first," "second," and the like are used for distinguishing between different objects and not for describing a particular order of the objects. In the embodiments, words such as "for example" are used to mean serving as an example, certificate, or illustration. Any embodiment or design described herein as "for example" is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "such as" is intended to present relevant concepts in a concrete fashion. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (11)
1. A circuit board assembly, comprising: the circuit board comprises a first circuit board, a second circuit board, a connecting plate and a supporting piece;
the connecting plate is of a hollow structure, is arranged between the first circuit board and the second circuit board in a stacking manner, and forms an installation cavity by surrounding the first circuit board, the connecting plate and the second circuit board; at least part of the supporting piece is positioned in the mounting cavity, the first end of the supporting piece is fixedly connected with the first circuit board, and the second end of the supporting piece is fixedly connected with the second circuit board.
2. The circuit board assembly of claim 1, further comprising:
a locking member fixed to the second circuit board;
a connecting member detachably coupled to the locking member, the second end of the supporting member being coupled to the connecting member.
3. The circuit board assembly of claim 2, further comprising:
the through hole is formed in the second circuit board, and the supporting piece penetrates through the through hole and then is connected with the connecting piece.
4. The circuit board assembly of claim 2, further comprising:
the first connecting hole is formed in the support piece, and the connecting piece can penetrate through the first connecting hole.
5. The circuit board assembly of claim 2, wherein the locking member comprises:
a first locking part fixed to the second circuit board;
a second locking portion detachably coupled to the first locking portion, the first locking portion and the second locking portion clamping a portion of the connector.
6. The circuit board assembly of claim 5, further comprising:
and a second connection hole provided in the connector, through which the second locking portion may pass.
7. The circuit board assembly of claim 5,
the first locking portion comprises a nut and the second locking portion comprises a bolt; or
The first locking part is provided with a pin hole, and the second locking part comprises a pin shaft.
8. The circuit board assembly of claim 3,
a gap is arranged between the supporting piece and the through hole.
9. Circuit board assembly according to any of claims 2, 4 to 7,
the circuit board assembly further includes:
the through hole is formed in the second circuit board, and the supporting piece penetrates through the through hole and then is connected with the connecting piece;
the support member includes:
a support part fixed to the first circuit board;
the first end of the connecting part is arranged on the supporting part, and the second end of the connecting part penetrates through the through hole.
10. Circuit board assembly according to claim 3 or 8,
the support member includes:
a support part fixed to the first circuit board;
the first end of the connecting part is arranged on the supporting part, and the second end of the connecting part penetrates through the through hole.
11. An electronic device, comprising:
a body;
a circuit board assembly according to any one of claims 1 to 10, provided to the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120822106.5U CN214592154U (en) | 2021-04-21 | 2021-04-21 | Circuit board assembly and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120822106.5U CN214592154U (en) | 2021-04-21 | 2021-04-21 | Circuit board assembly and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214592154U true CN214592154U (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120822106.5U Active CN214592154U (en) | 2021-04-21 | 2021-04-21 | Circuit board assembly and electronic device |
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| CN (1) | CN214592154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115580983A (en) * | 2022-09-30 | 2023-01-06 | 荣耀终端有限公司 | Circuit board assembly and electronic device |
-
2021
- 2021-04-21 CN CN202120822106.5U patent/CN214592154U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115580983A (en) * | 2022-09-30 | 2023-01-06 | 荣耀终端有限公司 | Circuit board assembly and electronic device |
| CN115580983B (en) * | 2022-09-30 | 2023-08-29 | 荣耀终端有限公司 | Circuit board assembly and electronic equipment |
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