CN214627481U

CN214627481U - PCBA board with combined function

Info

Publication number: CN214627481U
Application number: CN202120764774.7U
Authority: CN
Inventors: 陈广进
Original assignee: Suzhou Ruiyuhua Electronic Technology Co ltd
Current assignee: Suzhou Ruiyuhua Electronic Technology Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-11-05
Anticipated expiration: 2031-04-14

Abstract

The utility model relates to a PCBA board technical field specifically discloses a PCBA board with combined function, including PCBA board body, shield cover and heating panel, be fixed with a plurality of functional module on the PCBA board, the shield cover covers the PCBA board outside, the heating panel sets up above the shield cover; the PCBA board is integrally of a square structure, fixing holes are formed in four corners of the square structure, and the fixing holes are fixedly installed through pins; the radiating fins are arranged on the upper side of the radiating plate and are uniformly provided with a plurality of pieces along the upper surface of the radiating plate; one side of the PCBA board, which is provided with the functional modules, is a front side, and the opposite side of the PCBA board is a back side; a cushion block is arranged on the reverse side of the PCBA board; the PCBA board with the combined function provided by the utility model is combined with the shielding case and the heat dissipation plate into a whole, has good heat dissipation performance, and can avoid the interference of the self radiation of the electronic element to the radio frequency signal; the whole structure is simple, the installation is convenient, and the popularization is easy.

Description

PCBA board with combined function

Technical Field

The utility model relates to a PCBA board technical field specifically is a PCBA board with combined function.

Background

A PCBA board, i.e., a printed circuit board, also called a printed circuit board, is an important electronic component, is a support for electronic components, and is a provider of circuit connection of electronic components. It is called a "printed" circuit board because it is made using electronic printing techniques.

The existing PCBA board is mostly provided with a shielding case in a welding mode, so that the interference of the self radiation of an electronic element on a radio frequency signal is avoided; the shield cover that the welding mode set up has the high problem of machining precision requirement, brings the inconvenience for concrete production, leads to production efficiency comparatively low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCBA board with combined function to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a PCBA board with combined functions comprises a PCBA board body, a shielding cover and a heat dissipation plate, wherein a plurality of functional modules are fixed on the PCBA board body, the shielding cover covers the outer side of the PCBA board body, and the heat dissipation plate is arranged above the shielding cover; the PCBA board body is of a square structure as a whole, fixing holes are formed in four corners of the square structure, and the fixing holes are fixedly installed through pins; the radiating fins are arranged on the upper side of the radiating plate and are uniformly provided with a plurality of pieces along the upper surface of the radiating plate; one side of the PCBA board body provided with the functional modules is a front side, the opposite side is a back side, and a cushion block is arranged on the back side of the PCBA board body.

Preferably, the inner side of the shielding case is mutually attached to the outer edge of the PCBA board body, clamping grooves are formed in four side faces of the PCBA board body, clamping belts are correspondingly arranged on the shielding case, clamping blocks are arranged on the inner side of the clamping belts, and the clamping blocks are mutually matched with the clamping grooves.

Preferably, the clamping groove is located in the middle of the side face of the PCBA board body, the clamping groove is a sinking groove, and the bottom of the clamping groove and the bottom of the PCBA board body are overlapped.

Preferably, two sides of the clamping belt are mutually separated from the shielding cover, and the upper end of the clamping belt is connected with the shielding cover; the cross section of the clamping block is of a right-angled triangle structure, the inclined plane is arranged downwards, one right-angled surface is attached to the inner wall of the shielding cover, and the other right-angled surface is clamped with the top of the clamping groove.

Preferably, the upper side of the shielding case is provided with a sliding groove, the heat dissipation plate is clamped in the sliding groove, and two ends of the heat dissipation plate are aligned with the end face of the shielding case.

Preferably, the sliding groove is of an inverted trapezoidal structure as a whole, and the heat dissipation plate and the sliding groove are arranged in a matched manner; the radiating fins are aluminum foils and are perpendicular to the groove wall of the sliding groove.

Preferably, a limiting pin is arranged in the shielding case, penetrates through the shielding case and is mutually clamped with a limiting hole on the lower side of the heat dissipation plate; the limiting pin is connected with the shielding case through threads.

Preferably, the top of the inner wall of the shielding case is provided with a supporting pad, and the bottom of the supporting pad is connected with the PCBA board body; the supporting pad and the cushion block are both made of rubber materials.

Compared with the prior art, the beneficial effects of the utility model are that: the PCBA board with the combined function provided by the utility model is combined with the shielding case and the heat dissipation plate into a whole, has good heat dissipation performance, and can avoid the interference of the self radiation of the electronic element to the radio frequency signal; the whole structure is simple, the installation is convenient, and the popularization is easy.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the shielding case of the present invention;

reference numbers in the figures: 1. a PCBA board body; 11. a functional module; 12. a card slot; 13. a fixing hole; 14. cushion blocks; 2. a shield case; 21. clamping a belt; 22. a chute; 23. a clamping block; 24. a spacing pin; 25. a support pad; 3. a heat dissipation plate; 31. and a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a PCBA board with combined functions comprises a PCBA board body 1, a shielding cover 2 and a heat dissipation plate 3, wherein a plurality of functional modules 11 are fixed on the PCBA board body 1, the shielding cover 2 covers the PCBA board body 1, and the heat dissipation plate 3 is arranged above the shielding cover 2; the PCBA board body 1 is integrally of a square structure, fixing holes 13 are formed in four corners of the square structure, and the fixing holes 13 are fixedly installed through pins; the radiating fins 31 are arranged on the upper side of the radiating plate 3, and a plurality of radiating fins 31 are uniformly arranged along the upper surface of the radiating plate 3; the PCBA board body 1 is provided with the functional module 11 one side for the front, and then the opposite side is the reverse side, is provided with the cushion 14 at the reverse side of PCBA board body 1.

Further, 2 inboard and the PCBA board body 1 outer edge of shield cover are laminated each other, are provided with draw-in groove 12 on 1 four sides of PCBA board body, correspond on shield cover 2 and are provided with cassette 21, and cassette 21 inboard is provided with fixture block 23, fixture block 23 and draw-in groove 12 mutually support.

Further, the clamping groove 12 is located in the middle of the side face of the PCBA board body 1, the clamping groove 12 is a sinking groove, and the bottom of the clamping groove 12 and the bottom of the PCBA board body 1 are overlapped.

Furthermore, two sides of the clamping belt 21 are separated from the shielding case 2, and the upper end of the clamping belt is connected with the shielding case 2; the section of the fixture block 23 is of a right-angled triangle structure, the inclined plane is arranged downwards, a right-angled surface is attached to the inner wall of the shielding case 2, and the other right-angled surface is clamped with the top of the clamping groove 12.

Furthermore, the upper side of the shielding case 2 is provided with a sliding groove 22, the heat dissipation plate 3 is clamped in the sliding groove 22, and two ends of the heat dissipation plate 3 are aligned with the end face of the shielding case 2.

Further, the sliding groove 22 is of an inverted trapezoidal structure as a whole, and the heat dissipation plate 3 and the sliding groove 22 are arranged in a matched manner; the heat sink 31 is made of aluminum foil and is perpendicular to the groove wall of the chute 22.

Furthermore, a limiting pin 24 is arranged inside the shielding case 2, and the limiting pin 24 penetrates through the shielding case 2 and is mutually clamped with a limiting hole on the lower side of the heat dissipation plate 3; the limit pin 24 is connected with the shielding case 2 through threads.

Further, a supporting pad 25 is arranged at the top of the inner wall of the shielding case 2, and the bottom of the supporting pad 25 is connected with the PCBA board body 1; the supporting pad 25 and the cushion block 14 are both made of rubber material.

The working principle is as follows: when the PCBA board is used, the PCBA board body 1 is fixed through the fixing holes 13 at the corners by using pins, and the bottom of the PCBA board body is provided with the cushion block 14, so that a certain space is reserved between the PCBA board body 1 and a mounting surface; the shielding cover 2 covers the outer side of the PCBA board body 1, and the shielding cover 2 is clamped in the clamping groove 12 of the PCBA board body 1 through the clamping blocks 23 on the inner side of the clamping bands 21 on the edges; the inclined plane of fixture block 23 is convenient for blocking down along PCBA board body 1, and the horizontal plane of upside blocks each other with draw-in groove 12 to surperficial fixture block 23 breaks away from each other with draw-in groove 12. When the PCBA board needs to be detached, the clamp strip 21 is hooked from a gap between the PCBA board body 1 and the mounting surface and is pulled outwards, and then the clamp block 23 and the clamp groove 12 can be separated from each other.

Heating panel 3 is in spout 22 through falling trapezoidal structure card to set up spacer pin 24 and spacing groove and block it in shield casing 2 inboard, guarantee heating panel 3's stable setting, thereby guarantee its stability after the installation. The heat dissipation fins 31 parallel to each other dissipate heat generated when the functional module 11 normally operates; the supporting pad 25 supports on PCBA board body 1, plays the effect of bearing shield cover 2, guarantees the position of fixture block 23, makes it can stably block with draw-in groove 12.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PCBA board with combined function which characterized in that: the PCBA board comprises a PCBA board body (1), a shielding case (2) and a heat dissipation plate (3), wherein a plurality of functional modules (11) are fixed on the PCBA board body (1), the shielding case (2) covers the outer side of the PCBA board body (1), and the heat dissipation plate (3) is arranged above the shielding case (2); the PCBA board body (1) is integrally of a square structure, fixing holes (13) are formed in four corners of the square structure, and the fixing holes (13) are fixedly installed through pins; the radiating fins (31) are arranged on the upper side of the radiating plate (3), and a plurality of radiating fins (31) are uniformly arranged along the upper surface of the radiating plate (3); the PCBA board body (1) is provided with one side of the functional module (11) as a front side, the opposite side is a reverse side, and a cushion block (14) is arranged on the reverse side of the PCBA board body (1).

2. A PCBA board with combined functions as claimed in claim 1, wherein: the utility model discloses a shield cover, including shield cover (2), PCBA board body (1), draw-in groove (12) are provided with on four sides of PCBA board body (1), correspond on shield cover (2) and be provided with cassette tape (21), and cassette tape (21) inboard is provided with fixture block (23), fixture block (23) and draw-in groove (12) mutually support.

3. A PCBA board with combined functions as claimed in claim 2, wherein: the clamping groove (12) is located in the middle of the side face of the PCBA board body (1), the clamping groove (12) is a sinking groove, and the bottom of the clamping groove (12) and the bottom of the PCBA board body (1) are overlapped.

4. A PCBA board with combined functions as claimed in claim 2, wherein: the two sides of the clamping belt (21) are separated from the shielding cover (2), and the upper end of the clamping belt is connected with the shielding cover (2); the section of the clamping block (23) is of a right-angled triangle structure, the inclined plane is arranged downwards, a right-angled surface is attached to the inner wall of the shielding cover (2), and the other right-angled surface is clamped with the top of the clamping groove (12) in a mutual clamping mode.

5. A PCBA board with combined functions as claimed in claim 1, wherein: the upper side of the shielding case (2) is provided with a sliding groove (22), the heat dissipation plate (3) is clamped in the sliding groove (22), and two ends of the heat dissipation plate (3) are aligned with the end face of the shielding case (2).

6. A PCBA board with combined functions as claimed in claim 5, wherein: the sliding groove (22) is of an inverted trapezoidal structure as a whole, and the heat dissipation plate (3) and the sliding groove (22) are arranged in a matched mode; the radiating fins (31) are aluminum foils and are perpendicular to the groove wall of the sliding groove (22).

7. A PCBA board with combined functions as claimed in claim 1, wherein: a limiting pin (24) is arranged in the shielding case (2), and the limiting pin (24) penetrates through the shielding case (2) and is clamped with a limiting hole in the lower side of the heat dissipation plate (3); the limiting pin (24) is connected with the shielding case (2) through threads.

8. A PCBA board with combined functions as claimed in claim 1, wherein: the top of the inner wall of the shielding cover (2) is provided with a supporting pad (25), and the bottom of the supporting pad (25) is connected with the PCBA board body (1); the supporting pad (25) and the cushion block (14) are both made of rubber materials.