CN216752245U

CN216752245U - Printed circuit board with embedded power device

Info

Publication number: CN216752245U
Application number: CN202123302119.9U
Authority: CN
Inventors: 黄勇
Original assignee: Nanjing Hanran Electronic Technology Co ltd
Current assignee: Nanjing Hanran Electronic Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-14
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a printed circuit board embedded with a power device, which belongs to the technical field of circuit boards, and particularly relates to a printed circuit board embedded with a power device, which comprises a circuit board, a cover plate and the power device, wherein pins are arranged on the power device, a placing groove is arranged on the inner wall of the circuit board, the power device is clamped on the inner wall of the placing groove, the cover plate is arranged at the top of the circuit board through a fixing component, an extrusion component is arranged between the cover plate and the power device, a circuit is arranged at the bottom of the cover plate and is electrically connected with the circuit on the circuit board, the pins are electrically connected with the circuit, the fixing component comprises a rotating shaft and a positioning groove, the utility model not only improves the connection stability by arranging the power device on the inner wall of the circuit board, but also avoids the phenomenon that the power device is damaged due to being exposed outside and also avoids dust attached to the power device, thereby improving the service life of the power device.

Description

Printed circuit board with embedded power device

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a printed circuit board with a built-in power device.

Background

The circuit board has the name: the printed circuit board comprises a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultrathin circuit board, a printed circuit board and the like. The circuit board makes the circuit miniaturized, direct-viewing, plays important role to fixed circuit's batch production and optimization with electrical apparatus overall arrangement, and the power device on the present circuit board exposes outside the circuit board basically, not only can lead to the power device to take place the phenomenon of damage like this, still can lead to the phenomenon that the dust adheres to on the power device easily to can reduce the life of power device.

To this end, we propose a printed circuit board with embedded power devices.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above and/or other problems occurring in the prior art of a printed circuit board having a built-in power device.

It is therefore an object of the present invention to provide a printed circuit board with embedded power devices, which can solve the above-mentioned problems of the prior art.

To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:

the utility model provides an embedded power device's printed circuit board, its includes circuit board, apron and power device, the last pin that is equipped with of power device, the standing groove has been seted up to the inner wall of circuit board, the inner wall joint power device of standing groove, the top of circuit board is through fixed subassembly installation apron, the apron with be equipped with the extrusion subassembly between the power device, the bottom of apron is equipped with the circuit, the circuit with circuit electric connection on the circuit board, the pin with circuit electric connection.

As a preferable aspect of the printed circuit board with embedded power device according to the present invention, wherein: the fixed subassembly includes pivot and constant head tank, the top both ends of circuit board all rotate through the bearing and connect two sets of pivots, the one end fixed mounting locating plate of circuit board is kept away from in the pivot, the one end fixed mounting drive block of pivot is kept away from to the locating plate, the circuit board with distance between the locating plate with the height of apron sets up to the same.

As a preferable aspect of the printed circuit board with embedded power device according to the present invention, wherein: two groups of positioning grooves are formed in two ends of the inner wall of the cover plate, rotating shafts are arranged on the inner sides of the positioning grooves, and the inner walls of the positioning grooves are connected with the positioning plates in a sliding mode.

As a preferable aspect of the printed circuit board with embedded power device according to the present invention, wherein: the locating plate can with the constant head tank is the cross and arranges, the locating plate with the shape of constant head tank all sets up to the cuboid.

As a preferable aspect of the printed circuit board with embedded power device according to the present invention, wherein: the extrusion assembly comprises a hollow tube and a solid rod, the solid rod is arranged on the inner side of the hollow tube, the baffle is fixedly installed at one end of the hollow tube, the solid rod is connected to the inner wall of the baffle in a sliding mode, the piston is fixedly installed at one end of the solid rod, and the piston is connected to the inner wall of the hollow tube in a sliding mode.

As a preferable aspect of the printed circuit board with embedded power device according to the present invention, wherein: the solid rod is far away from the one end fixed mounting stripper plate of piston, the stripper plate is far away from the one end fixed mounting rubber slab of solid rod, the rubber slab contacts with power device, the one end fixed mounting apron of baffle is kept away from to the hollow tube.

As a preferable aspect of the printed circuit board with embedded power device according to the present invention, wherein: the solid bar is connected with a spring in a sliding mode, one end of the spring is fixedly provided with a baffle, and one end of the spring, far away from the baffle, is fixedly provided with a piston.

As a preferable aspect of the printed circuit board with embedded power device according to the present invention, wherein: the middle end of the cover plate is provided with a heat dissipation assembly, the heat dissipation assembly comprises a through hole, the inner wall of the middle end of the cover plate is provided with the through hole, and the inner wall of the through hole is fixedly provided with the filter screen.

Compared with the prior art:

when the power device needs to be installed, the power device is placed in the placing groove, after the power device is placed, a worker rotates the driving block, so that the driving block drives the positioning plate to rotate until the positioning plate is aligned with the positioning grooves, after the positioning grooves are aligned, the positioning grooves on the cover plate sequentially pass through the driving block and the positioning plate until the cover plate is contacted with the circuit board, after the contact, the driving block is rotated, so that the positioning plate rotates until the positioning plate and the positioning grooves are arranged in a cross shape, the cover plate is fixed, the placing groove is sealed, when the positioning grooves on the cover plate pass through the driving block and the positioning plate, the rubber plate can be contacted with the power device, after the contact, the solid rod can drive the piston to ascend in the hollow tube, the ascending piston can drive the spring to extend, and after the spring extends, the rubber plate can extrude the power device through elasticity, thereby reach and fix the power device, and after the spring extension, under the effect of spring, then can extrude the apron, the apron that receives the extrusion then can extrude the locating plate, thereby can improve connection stability, through installing the power device on the inner wall of circuit board, not only can improve connection stability, still can avoid taking place the phenomenon that the power device takes place to damage because of exposing outside, and still can avoid the dust to depend on the power device, thereby can improve the life of power device.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

FIG. 4 is a schematic top view of the structure of the present invention;

FIG. 5 is a schematic view of the cover plate structure of the present invention.

In the figure: the circuit board 2, the placing groove 21, the cover plate 3, the circuit 31, the power device 4, the pins 41, the fixing component 5, the rotating shaft 51, the positioning plate 52, the driving block 53, the positioning groove 54, the extrusion component 6, the hollow tube 61, the solid rod 62, the spring 63, the piston 64, the baffle 65, the extrusion plate 66, the rubber plate 67, the heat dissipation component 7, the through hole 71 and the filter screen 72.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides a printed circuit board embedded with a power device, please refer to fig. 1-5, which comprises a circuit board 2, a cover plate 3 and a power device 4, wherein pins 41 are arranged on the power device 4, a placing groove 21 is arranged on the inner wall of the circuit board 2, the inner wall of the placing groove 21 is clamped with the power device 4, the cover plate 3 is arranged on the top of the circuit board 2 through a fixing component 5, an extrusion component 6 is arranged between the cover plate 3 and the power device 4, a circuit 31 is arranged at the bottom of the cover plate 3, the circuit 31 is electrically connected with the circuit on the circuit board 2, and the pins 41 are electrically connected with the circuit 31.

The fixing component 5 comprises a rotating shaft 51 and a positioning groove 54, two ends of the top of the circuit board 2 are rotatably connected with two groups of rotating shafts 51 through bearings, one end of the rotating shaft 51 far away from the circuit board 2 is fixedly provided with a positioning plate 52, one end of the positioning plate 52 far away from the rotating shaft 51 is fixedly provided with a driving block 53, the distance between the circuit board 2 and the positioning plate 52 is the same as the height of the cover plate 3, the phenomenon of shaking is avoided, two groups of positioning grooves 54 are formed at two ends of the inner wall of the cover plate 3, the rotating shaft 51 is arranged on the inner side of the positioning groove 54, the inner wall of the positioning groove 54 is slidably connected with the positioning plate 52, the positioning plate 52 and the positioning groove 54 can be arranged in a cross shape, the shapes of the positioning plate 52 and the positioning groove 54 are both set to be cuboids, the phenomenon of self-separation is avoided by setting the shapes of the positioning plate 52 and the positioning groove 54 to be cuboids, the extrusion assembly 6 comprises a hollow tube 61 and a solid rod 62, the solid rod 62 is arranged on the inner side of the hollow tube 61, a baffle 65 is fixedly installed at one end of the hollow tube 61, the solid rod 62 is slidably connected to the inner wall of the baffle 65, a piston 64 is fixedly installed at one end of the solid rod 62, the piston 64 is slidably connected to the inner wall of the hollow tube 61, the movement stability of the solid rod 62 is improved through the piston 64 and the baffle 65, an extrusion plate 66 is fixedly installed at one end of the solid rod 62 far away from the piston 64, a rubber plate 67 is fixedly installed at one end of the extrusion plate 66 far away from the solid rod 62, the rubber plate 67 is in contact with the power device 4, the power device 4 is prevented from being damaged due to extrusion through the rubber plate 67, a cover plate 3 is fixedly installed at one end of the hollow tube 61 far away from the baffle 65, a spring 63 is slidably connected to the solid rod 62, the baffle 65 is fixedly installed at one end of the spring 63, the piston 64 is fixedly installed at one end of the spring 63 far away from the baffle 65, the piston 64 that rises has the effect that drives spring 63 and carry out the extension, the middle-end of apron 3 is equipped with radiator unit 7, radiator unit 7 includes through-hole 71, through-hole 71 has been seted up to the middle-end inner wall of apron 3, the effect that forms the circulation of air has through-hole 71, thereby realize the radiating effect, the inner wall fixed mounting filter screen 72 of through-hole 71, it carries out filterable effect to have the dust in the air through filter screen 72, thereby can avoid the effect that the dust depends on power device 4.

When the power device 4 is required to be installed in a specific use, the power device 4 is placed in the placement groove 21, after the placement, a worker rotates the driving block 53, so that the driving block 53 drives the positioning plate 52 to rotate until the positioning plate 52 is aligned with the positioning groove 54, after the alignment, the positioning groove 54 on the cover plate 3 sequentially passes through the driving block 53 and the positioning plate 52 until the cover plate 3 is contacted with the circuit board 2, after the contact, the driving block 53 is rotated, so that the positioning plate 52 rotates until the positioning plate 52 and the positioning groove 54 are arranged in a cross shape, so that the cover plate 3 is fixed, the placement groove 21 is sealed, when the positioning groove 54 on the cover plate 3 passes through the driving block 53 and the positioning plate 52, the rubber plate 67 is contacted with the power device 4, after the contact, the solid rod 62 drives the piston 64 to ascend in the hollow tube 61, rising piston 64 then can drive spring 63 and extend, after spring 63 extends, then can make rubber slab 67 extrude power device 4 through elasticity, thereby reach and fix power device 4, and after spring 63 extends, under spring 63's effect, then can extrude apron 3, receive extruded apron 3 then can extrude locating plate 52, thereby can improve connection stability, wherein, when apron 3 contacts with circuit board 2, circuit 31 then can contact with the circuit on the circuit board 2, and meanwhile, pin 41 then can contact with circuit 31.

While the utility model has been described with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an embedded power device's printed circuit board, includes circuit board (2), apron (3) and power device (4), be equipped with pin (41) on power device (4), its characterized in that: the inner wall of circuit board (2) has been seted up standing groove (21), the inner wall joint power device (4) of standing groove (21), fixed subassembly (5) installation apron (3) are passed through at the top of circuit board (2), apron (3) with be equipped with between power device (4) extrusion subassembly (6), the bottom of apron (3) is equipped with circuit (31), circuit (31) with circuit electric connection on circuit board (2), pin (41) with circuit (31) electric connection.

2. The printed circuit board with embedded power devices as claimed in claim 1, wherein the fixing assembly (5) comprises a rotating shaft (51) and a positioning slot (54), two sets of rotating shafts (51) are rotatably connected to two ends of the top of the circuit board (2) through bearings, a positioning plate (52) is fixedly mounted at one end of the rotating shaft (51) far away from the circuit board (2), a driving block (53) is fixedly mounted at one end of the positioning plate (52) far away from the rotating shaft (51), and the distance between the circuit board (2) and the positioning plate (52) is the same as the height of the cover plate (3).

3. The printed circuit board with embedded power devices according to claim 2, wherein two sets of positioning grooves (54) are formed at both ends of the inner wall of the cover plate (3), the inner sides of the positioning grooves (54) are provided with rotating shafts (51), and the inner walls of the positioning grooves (54) are slidably connected with the positioning plates (52).

4. A printed circuit board with embedded power devices according to claim 3, wherein the positioning plate (52) and the positioning slot (54) are arranged in a cross shape, and the positioning plate (52) and the positioning slot (54) are both shaped as rectangular parallelepiped.

5. The printed circuit board with embedded power devices as claimed in claim 1, wherein the extrusion assembly (6) comprises a hollow tube (61) and a solid rod (62), the solid rod (62) is arranged on the inner side of the hollow tube (61), a baffle (65) is fixedly arranged at one end of the hollow tube (61), the solid rod (62) is slidably connected to the inner wall of the baffle (65), a piston (64) is fixedly arranged at one end of the solid rod (62), and the piston (64) is slidably connected to the inner wall of the hollow tube (61).

6. A printed circuit board embedded with power devices, according to claim 5, characterized in that an end of the solid rod (62) far away from the piston (64) is fixedly provided with a pressing plate (66), an end of the pressing plate (66) far away from the solid rod (62) is fixedly provided with a rubber plate (67), the rubber plate (67) is in contact with the power devices (4), and an end of the hollow tube (61) far away from the baffle plate (65) is fixedly provided with the cover plate (3).

7. A printed circuit board embedded with power devices according to claim 5, wherein the solid rod (62) is slidably connected with a spring (63), one end of the spring (63) is fixedly provided with a baffle plate (65), and one end of the spring (63) far away from the baffle plate (65) is fixedly provided with a piston (64).

8. The printed circuit board with embedded power device as claimed in claim 1, wherein the cover plate (3) is provided at a middle end thereof with a heat sink assembly (7), the heat sink assembly (7) comprises a through hole (71), the cover plate (3) is provided at an inner wall of the middle end thereof with the through hole (71), and the filter screen (72) is fixedly mounted on the inner wall of the through hole (71).