Circuit board assembly and electronic equipment

Abstract

The utility model discloses a circuit board assembly and electronic equipment, and belongs to the technical field of electronic equipment. The circuit board assembly comprises a circuit board which comprises an electric connection layer; the circuit board bracket is connected with the circuit board; one end of the electric connection assembly is electrically connected with the electric connection layer, and the other end of the electric connection assembly is electrically connected with the circuit board support.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of electronic equipment, and particularly relates to a circuit board assembly and an electronic device. BACKGROUND

[0002] The mainboard in the circuit board assembly is connected with the mainboard support to fix the mainboard and protect the electrical elements on the mainboard through the mainboard support. The mainboard support usually includes a metal part, and therefore, the metal part of the mainboard support needs to be connected to the ground layer of the mainboard to realize grounding of the mainboard support and avoid generation of interference signals by the metal part of the mainboard support during operation of the circuit board assembly.

[0003] In the related art, in order to ensure stable electrical connection between the mainboard support and the ground layer of the mainboard, a convex bump is usually arranged on the mainboard support, the convex bump is punctured into the surface of the ground layer of the mainboard, and the convex bump can be extended into the inside of the ground layer to ensure stable grounding of the mainboard support. However, this connection mode may cause the convex bump to puncture the electrical connection layer of the ground layer of the mainboard and then be connected to the power supply line inside the mainboard, thereby causing short circuit and other faults of the circuit board assembly. UTILITY MODEL CONTENT

[0004] The present application aims to provide a circuit board assembly and an electronic device, which can solve the technical problem that the convex bump on the mainboard support punctures the ground layer of the mainboard and then is connected to the power supply line inside the mainboard when the mainboard support is connected to the ground layer of the mainboard in the related art.

[0005] In a first aspect, an embodiment of the present application provides a circuit board assembly, comprising:

[0006] a circuit board, the circuit board comprising an electrical connection layer;

[0007] a circuit board support connected with the circuit board;

[0008] an electrical connection assembly, one end of the electrical connection assembly being electrically connected with the electrical connection layer, and the other end of the electrical connection assembly being electrically connected with the circuit board support.

[0009] In a second aspect, an embodiment of the present application provides an electronic device, comprising:

[0010] a housing;

[0011] the circuit board assembly as in the first aspect, the circuit board assembly being arranged in the housing, and the circuit board support being connected with the housing.

[0012] The circuit board assembly of the embodiment of the present application realizes the electrical connection between the circuit board support and the electrical connection layer of the circuit board through the electrical connection assembly, thereby realizing the electrical connection between the circuit board support and the electrical connection layer, and further realizing the grounding of the circuit board support, avoiding the generation of interference signals of the circuit board. Compared with the related art, the present application realizes the electrical connection between the circuit board support and the electrical connection layer through the electrical connection assembly, thereby avoiding damaging the electrical connection layer on the circuit board by the convex bump on the circuit board support, and ensuring the stable operation of the circuit board assembly while realizing the grounding stability of the circuit board support.

[0013] Additional aspects and advantages of the present application will be in part apparent and in part pointed out hereinafter. BRIEF DESCRIPTION OF DRAWINGS

[0014] The above and / or additional aspects and advantages of the present application will become apparent and be readily appreciated from the following description, including the accompanying drawings, wherein:

[0015] Figure 1 One of the structural schematic diagrams of the circuit board assembly of the embodiment of the present application is shown;

[0016] Figure 2 The structural schematic diagram of the circuit board support in Figure 1 is shown;

[0017] Figure 3 The structural schematic diagram of the circuit board in Figure 1 is shown;

[0018] Figure 4 The structural schematic diagram of the electrical connection assembly in Figure 1 is shown;

[0019] Figure 5 The second structural schematic diagram of the circuit board assembly of the embodiment of the present application is shown;

[0020] Figure 6 The structural schematic diagram of the electronic device of the embodiment of the present application is shown.

[0021] LIST OF REFERENCE NUMERALS

[0022] 100 circuit board assembly, 102 circuit board, 104 electrical connection layer, 106 circuit board support, 108 electrical connection assembly, 110 first plate body, 112 second plate body, 114 avoiding hole, 116 connecting part, 118 convex part, 120 first connecting plate, 122 bending part, 124 second connecting plate, 126 connecting hole, 128 connecting piece, 130 metal main body, 132 metal plating layer, 134 solder pad, 200 electronic device, 202 shell. DETAILED DESCRIPTION

[0023] The embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are examples only, which are used to explain the present application, and should not be understood as a limitation to the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0024] The terms "first", "second" in the description and claims of the present application can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0025] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, and it can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] The circuit board assembly and the electronic device according to the embodiments of the present application will be described below. Figures 1 to 6 The circuit board assembly and the electronic device according to the embodiments of the present application will be described below.

[0027] In some embodiments of the present application, a circuit board assembly is provided, Figure 1 One of the structural schematic diagrams of the circuit board assembly according to the embodiments of the present application is shown, Figure 3 One of the structural schematic diagrams of the circuit board assembly according to the embodiments of the present application is shown, Figure 1 One of the structural schematic diagrams of the circuit board assembly according to the embodiments of the present application is shown, Figure 1 One of the structural schematic diagrams of the circuit board assembly according to the embodiments of the present application is shown, Figure 3 As shown in FIGS. 1 to 4, the circuit board assembly 100 includes: a circuit board 102, the circuit board 102 including an electrically connecting layer 104; a circuit board support 106 connected to the circuit board 102; an electrically connecting assembly 108, one end of the electrically connecting assembly 108 being electrically connected to the electrically connecting layer 104, the other end of the electrically connecting assembly 108 being electrically connected to the circuit board support 106.

[0028] In the embodiments of the present application, the circuit board assembly 100 can be used in an electronic device 200, the circuit board assembly 100 can include the circuit board 102 and the circuit board support 106, by connecting the circuit board 102 and the circuit board support 106, the circuit board 102 can be fixed, at the same time, the circuit board support 106 can also protect the electrical elements on the circuit board 102, so as to avoid the damage of the electrical elements caused by the collision of external objects.

[0029] Further, the circuit board 102 is further provided with an electric connection layer 104, during the operation of the electronic device, the electric connection layer 104 can realize grounding, then by electrically connecting the circuit board support 106 to the electric connection layer 104 of the circuit board 102, the grounding of the circuit board support 106 can be realized, so as to avoid the interference signal generated by the circuit board support 106 during the operation of the electronic device 200. It can be understood that the circuit board support 106 is usually made of metal material, or at least a part of the circuit board support 106 is made of metal material, during the operation of the electronic device 200, if the circuit board support 106 cannot be effectively grounded, the interference signal will be generated between the circuit boards 102, which affects the communication quality of the electronic device 200.

[0030] Specifically, the circuit board assembly 100 further comprises an electric connection assembly 108, by the electric connection assembly 108, the circuit board support 106 can be electrically connected to the electric connection layer 104 of the circuit board 102, and then the grounding of the circuit board support 106 can be realized. Wherein, one end of the electric connection assembly 108 is electrically connected to the electric connection layer 104 of the circuit board 102, and the other end of the electric connection assembly 108 is electrically connected to the circuit board support 106, so as to realize the grounding of the circuit board support 106.

[0031] It can be understood that by the electric connection assembly 108, the circuit board support 106 is electrically connected to the electric connection layer 104 of the circuit board 102, compared with the related art, the electric connection layer on the circuit board does not need to be pierced by the convex bump on the circuit board support, so that on the basis of ensuring the stable grounding of the circuit board support 106, the damage to the electric connection layer 104 on the circuit board 102 can be effectively avoided, and then the short circuit caused by the connection between the circuit boards 102 and the power lines on the circuit board 102 can be effectively avoided, while ensuring the stable grounding of the circuit board support 106, the stable operation of the circuit board assembly 100 is ensured.

[0032] The circuit board assembly 100 of the embodiment of the present application realizes the electrical connection between the circuit board support 106 and the electric connection layer 104 of the circuit board 102 by the electric connection assembly 108, so as to realize the electrical connection between the circuit board support 106 and the electric connection layer 104, and then realize the grounding of the circuit board support 106, and avoid the interference signal generated by the circuit board 102. Compared with the related art, the present application realizes the electrical connection between the circuit board support 106 and the electric connection layer 104 by the electric connection assembly 108, and then does not need to pierce the electric connection layer on the circuit board by the convex bump on the circuit board support, which can effectively avoid the damage to the electric connection layer 104 on the circuit board 102, while ensuring the stable grounding of the circuit board support 106, the stable operation of the circuit board assembly 100 is ensured.

[0033] In some embodiments of the present application,Figure 2 Fig. 1 shows a schematic structural diagram of a circuit board support according to an embodiment of the present application; Figure 1 Fig. 2 shows a schematic structural diagram of a circuit board support according to an embodiment of the present application; Figure 5 Fig. 3 shows a schematic structural diagram of a circuit board support according to an embodiment of the present application; Figure 2 Fig. 4 shows a schematic structural diagram of a circuit board support according to an embodiment of the present application; and Figure 5 As shown in Figs. 1-4, the circuit board support 106 comprises a first plate body 110 and a second plate body 112. The second plate body 112 is connected to the first plate body 110 and protrudes from the first plate body 110 towards the circuit board 102. The side of the second plate body 112 facing the circuit board 102 is attached to the circuit board 102. The other end of the electric connection assembly 108 is electrically connected to the second plate body 112.

[0034] In the embodiments of the present application, the circuit board support 106 comprises the first plate body 110 and the second plate body 112. The first plate body 110 can be used as the main body of the circuit board support 106 and can be connected to the housing of the electronic device 200, thereby fixing the circuit board 102 and protecting the electrical elements on the circuit board 102. The second plate body 112 is connected to the first plate body 110 and the circuit board 102, thereby connecting the circuit board 102 to the circuit board support 106.

[0035] Specifically, the second plate body 112 protrudes from the first plate body 110 towards the circuit board 102, and the side of the second plate body 112 facing the circuit board 102 is attached to the circuit board 102. In this way, when the second plate body 112 is connected to the circuit board 102, there is a gap between the first plate body 110 and the circuit board 102, which can be used as the mounting space for the electrical elements on the circuit board 102, thereby ensuring that the electrical elements on the circuit board 102 have sufficient mounting space while connecting the circuit board 102 to the circuit board support 106.

[0036] Further, one end of the electric connection assembly 108 is electrically connected to the electric connection layer 104 on the circuit board 102, and the other end of the electric connection assembly 108 is electrically connected to the second plate body 112, thereby electrically connecting the circuit board support 106 to the electric connection layer 104 on the circuit board 102 through the electric connection assembly 108, and grounding the circuit board support 106.

[0037] For example, the electric connection assembly 108 can be electrically connected to the side of the second plate body 112 facing the circuit board 102, or the electric connection assembly 108 can bypass the edge of the second plate body 112 and be electrically connected to the side of the second plate body 112 facing away from the circuit board 102.

[0038] In some embodiments of the present application, as shown in Figs. 1-4, the circuit board support 106 comprises a first plate body 110 and a second plate body 112. The second plate body 112 is connected to the first plate body 110 and protrudes from the first plate body 110 towards the circuit board 102. The side of the second plate body 112 facing the circuit board 102 is attached to the circuit board 102. The other end of the electric connection assembly 108 is electrically connected to the second plate body 112. Figure 2 Figure 3 ​As shown, the second plate body 112 has an avoiding hole 114 between the first plate body 110, and the electric connection assembly 108 includes: a connecting part 116, one end of the connecting part 116 is electrically connected with the electric connection layer 104, and the other end of the connecting part 116 passes through the avoiding hole 114 and is attached to the side of the second plate body 112 away from the circuit board 102; and at least one protruding part 118, the protruding part 118 is arranged on the side of the connecting part 116 facing the second plate body 112, and the protruding part 118 abuts against the second plate body 112.

[0039] In the embodiment of the present application, the electric connection assembly 108 can include the connecting part 116 and the at least one protruding part 118, wherein one end of the connecting part 116 is electrically connected with the electric connection layer 104 of the circuit board 102, and the other end of the connecting part 116 can be attached to the side of the second plate body 112 away from the circuit board 102, and the at least one protruding part 118 is arranged on the surface of the side of the connecting part 116 facing the second plate body 112, so that the electric connection between the protruding part 118 and the second plate body 112 can be realized.

[0040] Specifically, the avoiding hole 114 can be arranged between the first plate body 110 and the second plate body 112 of the circuit board support 106, one end of the connecting part 116 is electrically connected with the electric connection layer 104 of the circuit board 102, and the other end of the connecting part 116 can pass through the avoiding hole 114 between the first plate body 110 and the second plate body 112, so that the connecting part 116 can be opposite to the side of the second plate body 112 away from the circuit board 102, and then the connecting part 116 can be attached to the side of the second plate body 112 away from the circuit board 102.

[0041] Meanwhile, the at least one protruding part 118 on the connecting part 116 abuts against the second plate body 112, so that the stable connection between the connecting part 116 and the second plate body 112 can be ensured.

[0042] In addition, the protruding part 118 can also interfere with the second plate body 112, that is, the protruding part 118 pierces the surface of the second plate body 112 and extends into the interior of the second plate body 112, so that the stability of the electric connection between the electric connection assembly 108 and the circuit board support 106 can be improved on the basis of realizing the electric connection between the electric connection assembly 108 and the circuit board support 106.

[0043] In some embodiments of the present application, Figure 4 It is shown Figure 1 that the structure of the electric connection assembly is shown in the figure; as Figure 2 , Figure 3 and Figure 4As shown, the connecting portion 116 comprises a first connecting plate 120, the first connecting plate 120 is electrically connected with the electric connecting layer 104, one end of the first connecting plate 120 is provided with a bending portion 122, the bending portion 122 extends from the first connecting plate 120 towards a direction away from the circuit board 102; a second connecting plate 124, one end of the second connecting plate 124 is connected with the bending portion 122, the other end of the second connecting plate 124 passes through the avoiding hole 114 and is attached to the side of the second plate body 112 away from the circuit board 102; wherein the protruding portion 118 is arranged on the side of the second connecting portion 124 towards the second plate body 112.

[0044] In the embodiments of the present application, the connecting portion 116 can comprise the first connecting plate 120 and the second connecting plate 124, wherein the first connecting plate 120 is electrically connected with the electric connecting layer 104, the second connecting plate 124 is connected with the first connecting plate 120, and the second connecting plate 124 is attached to the side of the second plate body 112 of the circuit board support 106 away from the circuit board 102, thereby realizing the electrical connection between the second plate body 112 and the electric connecting layer 104 through the connecting portion 116.

[0045] Specifically, one end of the first connecting plate 120 can be provided with the bending portion 122, the bending portion 122 extends from the first connecting plate 120 towards a direction away from the circuit board 102, and the second connecting plate 124 is connected with the bending portion 122.

[0046] It can be understood that, by the arrangement of the bending portion 122 and the extension of the bending portion 122 towards a direction away from the circuit board 102, the second connecting plate 124 is connected with the bending portion 122, so that a certain gap can be formed between the second connecting plate 124 and the surface of the circuit board 102. During the connection between the circuit board support 106 and the circuit board 102, the second plate body 112 of the circuit board support 106 can be attached to the surface of the circuit board 102, so that the avoiding hole 114 between the second plate body 112 and the first plate body 110 is opposite to the second connecting plate 124. Then, the circuit board support 106 is moved, so that the second connecting plate 124 passes through the avoiding hole 114, thereby the second connecting plate 124 can be attached to the side of the second plate body 112 away from the circuit board 102. Then, the circuit board support 106 and the circuit board 102 are fixed. Further, at least one protruding portion 118 is arranged on the side of the second connecting portion 116 towards the second plate body 112, so that the at least one protruding portion 118 on the second connecting portion 116 can be attached to the surface of the side of the second plate body 112 away from the circuit board 102, and at least part of the protruding portion 118 can extend into the interior of the second plate body 112, so as to ensure the stability of the grounding of the circuit board support 106.

[0047] In some embodiments of the present application, as shown in Figure 1 and Figure 3As shown in FIG. 1, the surface of the circuit board 102 is provided with a solder pad 134, the solder pad 134 is electrically connected with the electrically connecting layer 104, the surface of the first connecting plate 120 is attached to the solder pad 134, and the first connecting plate 120 is welded with the solder pad 134.

[0048] In the embodiment of the present application, the surface of the circuit board 102 is provided with a solder pad 134, the solder pad 134 is electrically connected with the electrically connecting layer 104 of the circuit board 102, the surface of the first connecting plate 120 of the connecting part 116 is attached to the solder pad 134, and the first connecting plate 120 is welded with the solder pad 134. By providing the solder pad 134, on the one hand, the flexibility of the connecting position of the first connecting plate 120 can be improved, so as to facilitate the setting of the position of the first connecting plate 120 on the circuit board 102, that is, the setting of the position of the electrically connecting assembly 108. On the other hand, by welding the solder pad 134 with the first connecting plate 120, the stability of the electrical connection between the first connecting plate 120 and the electrically connecting layer 104 of the circuit board 102 can be ensured, that is, the stability of the electrical connection between the electrically connecting assembly 108 and the electrically connecting layer 104 of the circuit board 102 can be ensured.

[0049] In some embodiments of the present application, as shown in FIG. 1, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown in FIG. 1, the second plate body 112, the second connecting plate 124 and the circuit board 102 are all provided with a connecting hole 126 arranged coaxially, and the circuit board assembly 100 further comprises a connecting piece 128, the connecting piece 128 passes through the connecting hole 126 to connect the circuit board 102 and the circuit board support 106, wherein the connecting piece 128 presses the surface of the second connecting plate 124, so that the protruding part 118 abuts against the second plate body 112.

[0050] In the embodiment of the present application, the circuit board support 106 and the circuit board 102 can be connected through the connecting piece 128. Specifically, the connecting hole 126 can be arranged on the second plate body 112 of the circuit board support 106, on the second connecting plate 124 of the electrically connecting assembly 108 and on the circuit board 102. By sequentially passing the connecting piece 128 through the connecting holes 126 on the second connecting plate 124, the second plate body 112 and the circuit board 102, the circuit board 102 and the circuit board support 106 can be fixedly connected.

[0051] Meanwhile, after the connecting member 128 passes through the connecting hole 126 on the second connecting plate 124, the second plate body 112 and the circuit board 102, the connecting member 128 can also be pressed on the surface of the second connecting plate 124, thereby providing the second connecting plate 124 with a pressure towards the second plate body 112, and further causing at least one protruding part 118 on the second connecting plate 124 to abut against the second plate body 112 under the action of the pressure, thereby improving the stability of the electrical connection between the electrical connection assembly 108 and the circuit board support 106.

[0052] Specifically, the connecting member 128 can include a screw, by passing the screw through the connecting hole 126 on the second connecting plate 124, the second plate body 112 and the circuit board 102 in sequence, to realize the fixation of the circuit board 102 and the circuit board support 106, and meanwhile, the nut of the screw can realize the pressing of the second connecting plate 124, so that at least a part of at least one protruding part 118 on the second connecting plate 124 can extend into the second plate body 112 under the action of the pressure.

[0053] In some embodiments of the present application, as shown in Figure 4 The protruding part 118 includes a metal body 130 arranged on the side of the second connecting plate 124 facing the second plate body 112, and a metal plating layer 132 covering the surface of the metal body 130.

[0054] In the embodiments of the present application, the protruding part 118 can include a metal body 130 and a metal plating layer 132, wherein the metal body 130 is arranged on the side of the second connecting plate 124 facing the second plate body 112, and the metal plating layer 132 is arranged on the metal body 130. In the case of connecting the circuit board 102 and the circuit board support 106, the protruding part 118 can extend into the second plate body 112 inside the support of the circuit board 102.

[0055] Specifically, the metal body 130 can be made of steel material, and the metal plating layer 132 can be a gold plating layer, thereby ensuring the structural stability of the protruding part 118 and the electrical connection effect of the protruding part 118.

[0056] In addition, the protruding part 118 can also be made of metal tin, and specifically, solder paste can be used to manufacture the protruding part 118, and by controlling the amount of solder paste, the height of the protruding part 118 protruding from the surface of the second connecting plate 124 can be controlled.

[0057] In some embodiments of the present application, as shown in Figure 5As shown, the electrically connecting layer 104 is opposite to the side of the second plate body 112 facing the circuit board 102, and the electrically connecting assembly 108 comprises at least one protrusion 118, the protrusion 118 is arranged on the electrically connecting layer 104, the protrusion 118 extends from the electrically connecting layer 104 to the second plate body 112, and the protrusion 118 abuts against the second plate body 112.

[0058] In the embodiment of the present application, the electrically connecting assembly 108 can comprise at least one protrusion 118, and the at least one protrusion 118 is arranged directly on the surface of the electrically connecting layer 104 of the circuit board 102. In the case of connecting the circuit board 102 between the circuit boards 102, the at least one protrusion 118 can directly abut against the surface of the side of the second plate body 112 of the circuit board support 106 facing the circuit board 102, so as to ensure the stability of the connection between the electrically connecting assembly 108 and the second plate body 112. Meanwhile, the protrusion 118 can also interfere with the second plate body 112, that is, at least a part of the protrusion 118 penetrates into the interior of the second plate body 112 by piercing the surface of the second plate body 112. On the basis of realizing the electrical connection between the circuit board support 106 and the electrically connecting layer 104 of the circuit board 102, the grounding stability of the circuit board support 106 is improved by arranging the at least one protrusion 118.

[0059] Specifically, the electrically connecting layer 104 on the circuit board 102 is opposite to the side of the second plate body 112 facing the circuit board 102, so that, after connecting the circuit board 102 between the circuit boards 102, the at least one protrusion 118 on the electrically connecting layer 104 abuts against the second plate body 112.

[0060] In some embodiments of the present application, as shown in Figure 5 As shown, the second plate body 112 and the circuit board 102 are both provided with coaxially arranged connecting holes 126, and the circuit board assembly 100 further comprises a connecting piece 128, the connecting piece 128 passes through the connecting holes 126 to connect the circuit board 102 and the circuit board support 106, wherein the connecting piece 128 presses the surface of the second plate body 112, so that the protrusion 118 abuts against the second plate body 112.

[0061] In the embodiment of the present application, the circuit board support 106 and the circuit board 102 can be connected through the connecting piece 128. Specifically, the connecting holes 126 can be arranged on the second plate body 112 of the circuit board support 106 and on the circuit board 102, and the circuit board 102 and the circuit board support 106 can be fixedly connected by sequentially passing the connecting piece 128 through the connecting holes 126 on the second plate body 112 and the circuit board 102.

[0062] Meanwhile, after the connecting member 128 passes through the connecting holes 126 on the second plate body 112 and the circuit board 102, the connecting member 128 can also press on the surface of the second plate body 112, thereby providing the second plate body 112 with pressure towards the circuit board 102, so that at least one protruding part 118 on the electrically connecting layer 104 of the circuit board 102 can abut against the second plate body 112 under the action of the pressure, thereby improving the stability of the grounding of the circuit board support 106.

[0063] Specifically, the connecting member 128 can include a screw, by passing the screw through the connecting holes 126 on the second plate body 112 and the circuit board 102 in sequence, to realize the fixation of the circuit board 102 and the circuit board support 106, and meanwhile, the nut of the screw can realize the pressing of the second plate body 112, so that at least one protruding part 118 on the electrically connecting layer 104 of the circuit board 102 can abut against the second plate body 112 under the action of the pressure.

[0064] In some embodiments of the present application, Figure 6 A structural schematic diagram of an electronic device of an embodiment of the present application is shown, as shown in Figure 6 As shown, an electronic device 200 is provided, including a housing 202; a circuit board assembly 100 according to any one of the above embodiments, the circuit board assembly 100 being arranged in the housing 202, and the circuit board support 106 being connected with the housing 202.

[0065] In the embodiments of the present application, the electronic device 200 can include the housing 202 and the circuit board assembly 100 according to any one of the above embodiments, wherein the circuit board assembly 100 is arranged in the housing 202, thereby protecting the circuit board assembly 100 by the housing 202. Further, the circuit board support 106 of the circuit board assembly 100 is connected with the housing 202, thereby realizing the fixation between the circuit board assembly 100 and the housing 202, and further realizing the fixation of the circuit board 102 by the circuit board support 106.

[0066] Further, the electronic device 200 provided in the embodiments of the present application has the beneficial effects of any one of the above embodiments due to the circuit board assembly 100 according to any one of the above embodiments, which will not be repeated here.

[0067] In the description of the application, reference has been made to descriptive terms such as "one embodiment", "some embodiments", "an embodiment", "example", "specific example" or "some examples" etc. Such terminology means that a particular feature, structure, material or characteristic being described is included in at least one embodiment or example of the application. The illustrative appearances of such terminology in various places in the specification does not necessarily refer to the same embodiment or example. Moreover, it is appreciated that the specific features, structures, materials or characteristics can be combined in any suitable manner in one or more embodiments or examples.

[0068] Although embodiments of this application have been shown and described, it is to be understood that various modifications, substitutions, combinations, and variations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A circuit board assembly, characterized by The circuit board assembly comprises: a circuit board comprising an electric connection layer; a circuit board support connected with the circuit board; an electric connection assembly, one end of which is electrically connected with the electric connection layer, and the other end of which is electrically connected with the circuit board support.

2. The circuit board assembly of claim 1, wherein, The circuit board support comprises: a first plate body; a second plate body connected with the first plate body, and the second plate body is protrudingly arranged from the first plate body towards the circuit board, and the side of the second plate body facing the circuit board is in abutment with the circuit board; wherein the other end of the electric connection assembly is electrically connected with the second plate body.

3. The circuit board assembly of claim 2, wherein, The second plate body and the first plate body have an avoiding hole therebetween, and the electric connection assembly comprises: a connecting portion, one end of which is electrically connected with the electric connection layer, and the other end of which is in abutment with the side of the second plate body away from the circuit board through the avoiding hole; at least one protruding portion arranged on the side of the connecting portion facing the second plate body, the protruding portion being connected with the second plate body and abutting against the second plate body.

4. The circuit board assembly of claim 3, wherein, The connecting portion comprises: a first connecting plate electrically connected with the electric connection layer, one end of the first connecting plate being provided with a bending portion extending from the first connecting plate towards a direction away from the circuit board; a second connecting plate, one end of which is connected with the bending portion, and the other end of which is in abutment with the side of the second plate body away from the circuit board through the avoiding hole; wherein the protruding portion is arranged on the side of the second connecting plate facing the second plate body.

5. The circuit board assembly of claim 4, wherein, The surface of the circuit board is provided with a solder pad, the solder pad being electrically connected with the electric connection layer, the surface of the first connecting plate being in abutment with the solder pad, and the first connecting plate being weldedly connected with the solder pad.

6. The circuit board assembly of claim 4, wherein, The second plate body, the second connecting plate and the circuit board are all provided with a coaxially arranged connecting hole, and the circuit board assembly further comprises: a connecting member penetrating through the connecting hole to connect the circuit board and the circuit board support, wherein the connecting member presses the surface of the second connecting plate to make the protruding portion abut against the second plate body.

7. The circuit board assembly of claim 4, wherein, The protruding portion comprises: a metal main body arranged on the side of the second connecting plate facing the second plate body; a metal plating layer covering the surface of the metal main body.

8. The circuit board assembly of claim 2, wherein, The electric connection layer is opposite to the side of the second plate body facing the circuit board, and the electric connection assembly comprises: at least one protruding portion arranged on the electric connection layer, the protruding portion extending from the electric connection layer towards the second plate body, and the protruding portion abutting against the second plate body.

9. The circuit board assembly of claim 8, wherein, The second plate body and the circuit board are both provided with a coaxially arranged connecting hole, and the circuit board assembly further comprises: a connecting member penetrating through the connecting hole to connect the circuit board and the circuit board support, wherein the connecting member presses the surface of the second plate body to make the protruding portion abut against the second plate body.

10. An electronic device, comprising: The circuit board assembly comprises: a housing; The circuit board assembly as claimed in any one of claims 1 to 9, disposed within the housing, the circuit board support being connected to the housing.

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