CN211375491U

CN211375491U - Hard disk switching PCB

Info

Publication number: CN211375491U
Application number: CN201921710205.3U
Authority: CN
Inventors: 郭丹萍
Original assignee: Suzhou Inspur Intelligent Technology Co Ltd
Current assignee: Suzhou Inspur Intelligent Technology Co Ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-08-28
Anticipated expiration: 2029-10-12

Abstract

The application discloses hard disk switching PCB, this hard disk switching PCB include openly and the back, openly have first location blind hole, the positive position of hugging closely first edge has based on the first hard disk connector of first location blind hole location, the back has second location blind hole, just hug closely of the back the position of first edge has based on the second hard disk connector of second location blind hole location. The hard disk switching PCB can maximize the space of PCB layout, and provides a carrier for realizing more functions of the PCB.

Description

Hard disk switching PCB

Technical Field

The utility model belongs to the technical field of the PCB, especially, relate to a hard disk switching PCB.

Background

With the rapid development of the electronic industry, more and more functions need to be implemented on a very small PCB board. In the traditional PCB layout and processing process, in order to realize more functions, more electronic components need to be placed on the PCB, so that the board card size of the PCB needs to be increased, but the size of the PCB cannot be increased due to the limitation of product form, and the contradiction is difficult to solve. Specifically, as shown in fig. 1 and fig. 2, fig. 1 is a schematic front view of an existing hard disk transfer PCB, and fig. 2 is a schematic back view of an existing hard disk transfer PCB, as can be seen from fig. 1, through

hole positioning pins

102 and 103 are respectively provided on left and right sides of a front hard disk connector 101, and as can be seen from fig. 2, a certain distance needs to be staggered between a back hard disk connector 104 and the front hard disk connector 101, and due to the limitation of the size of a board card, some parts 105 cannot be placed into the board, which results in failure in evaluation of the whole scheme.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a hard disk switching PCB can make the space maximize of PCB overall arrangement, provides the carrier for the realization of the more functions of integrated circuit board.

The utility model provides a pair of hard disk switching PCB, including the front and the back, openly have first location blind hole, the positive position of hugging closely first edge has based on the first hard disk connector of first location blind hole location, the back has second location blind hole, just hugging closely at the back the position of first edge has based on the second hard disk connector of second location blind hole location.

Preferably, in the hard disk adapter PCB, the first positioning blind hole and the second positioning blind hole are located in the same vertical direction and are not through.

Preferably, in the hard disk adapter PCB, a power conversion module and a communication module are disposed between the first hard disk connector and the second hard disk connector.

Preferably, in the hard disk adapter PCB, the power conversion module includes a 12V power conversion unit and a 3V3 power conversion unit.

Preferably, in the hard disk transfer PCB, the communication module is a PCIE & clk & Sideband module.

Preferably, in the hard disk adapter PCB, the first hard disk connector and the second hard disk connector are both connected with a power-on indication component.

Preferably, in the hard disk adapter PCB, the power-on indicating component is an LED light source.

As can be seen from the above description, the hard disk adapter PCB provided by the present application has the first positioning blind hole on the front surface, the first hard disk connector positioned based on the first positioning blind hole is arranged at the position of the front surface close to the first edge, the second positioning blind hole is arranged on the back surface, and the position of the back surface close to the first edge is provided with a second hard disk connector positioned based on the second positioning blind hole, it can be seen that the use of this blind hole design does not affect the placement of other components on the other side opposite the blind hole, the first positioning blind hole and the second positioning blind hole no longer need to be very widely spaced, i.e. both can be approached to the lower edge, so that the upper area of the rear face has a sufficient space to accommodate other components, therefore, the layout space of the hard disk switching PCB can be maximized, a carrier is provided for realizing more functions, and the problem of insufficient space is solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic front view of a conventional hard disk adapter PCB;

FIG. 2 is a schematic diagram of a rear side of a conventional hard disk adapter PCB;

fig. 3 is a schematic front view of a hard disk adapter PCB provided in the present application;

fig. 4 is a schematic back view of a hard disk adapter PCB provided in the present application;

FIG. 5 is a schematic diagram showing both the front and back sides of a PCB;

FIG. 6 is a schematic diagram of an interconnection topology of a first hard disk connector and a second hard disk connector;

fig. 7 is a schematic diagram of an application of the hard disk adapter PCB.

Detailed Description

The core of the utility model is to provide a hard disk switching PCB can make PCB's overall arrangement space maximize, provides the carrier for the realization of more functions.

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.

Fig. 3 and 4 show an embodiment of a hard disk adapter PCB provided in the present application, where the hard disk adapter PCB includes a front surface and a back surface, fig. 3 is a schematic front surface of a hard disk adapter PCB provided in the present application, fig. 4 is a schematic back surface of a hard disk adapter PCB provided in the present application, referring to fig. 3, the front surface has two positioning blind holes 301, the number of which may be, but is not limited to, two as shown in fig. 3, the front surface has a first hard disk connector 302 (the whole rectangular frame is the first hard disk connector 302) positioned based on the first positioning blind holes 301, the first edge may be a lower edge as shown in fig. 3, of course, the number is not limited, and may also be changed according to the actual situation, it should be noted here that the blind hole is one of PCB via holes, and is drilled from an outer layer of the PCB to an inner layer of the PCB to ensure that the PCB is not drilled through, which can accommodate PIN PINs for connection as through holes in the prior art, and referring to fig. 4, the back side has a second positioning blind hole 401, the number of which can be but is not limited to two as shown in fig. 4, and the position of the back side close to the first edge has a second hard disk connector 402 positioned based on the second positioning blind hole 401, it should be noted that fig. 3 only illustrates the position of the second positioning blind hole 401 to show its relative position with the first positioning blind hole 301, and the second positioning blind hole 401 is not visible from the front side, and similarly, fig. 4 only illustrates the position of the first positioning blind hole 301 to show its relative position with the second positioning blind hole 401, and the first positioning blind hole 301 is not visible from the back side, and it can be seen that the solution focuses on adopting this blind hole design, referring to fig. 3, the second positioning blind hole 401 has only a hole at the back side, the front side is not transparent, so that the arrangement of other elements is not influenced on the front side, a part of space is saved, the layout of the PCB can be more compact, and all required elements can be put down under the condition that the overall outline of the PCB is not too large.

As can be seen from the above description, in the above hard disk adapting PCB embodiment provided by the present application, since the front surface has the first positioning blind hole, the position of the front surface close to the first edge has the first hard disk connector positioned based on the first positioning blind hole, and the back surface has the second positioning blind hole, and the position of the back surface close to the first edge is provided with a second hard disk connector positioned based on the second positioning blind hole, it can be seen that the use of this blind hole design does not affect the placement of other components on the other side opposite the blind hole, the first positioning blind hole and the second positioning blind hole no longer need to be very widely spaced, i.e. both can be approached to the lower edge, so that the upper area of the rear face has a sufficient space to accommodate other components, therefore, the layout space of the hard disk switching PCB can be maximized, a carrier is provided for realizing more functions, and the problem of insufficient space is solved.

In a concrete embodiment of above-mentioned hard disk switching PCB, first location blind hole 301 and second location blind hole 401 are located same vertical direction and the nothing is passed through, can further save space like this, the space that leaves can hold more electronic components, under this condition, first hard disk connector and second hard disk connector are preferred same model, and have the location pin of equidimension, and the length sum of two location pin feet is less than thick 10 mils, prevent PCBA because stress and damage PCB integrated circuit board card and hard disk connector's pin foot in the equipment process. Referring to fig. 5, fig. 5 is a schematic diagram showing both the front and back sides of a PCB, and the structure thereof can be seen more clearly from fig. 5: the first hard disk connector is positioned and installed on the front face of the PCB through the first positioning blind hole, the second hard disk connector is positioned and installed on the back face of the PCB through the second positioning blind hole, and the first positioning blind hole is located right above the second positioning blind hole and is not transparent, so that the normal function of the PCB cannot be influenced.

In another specific embodiment of the hard disk transfer PCB, a power conversion module and a communication module are disposed between the first hard disk connector 301 and the second hard disk connector 401, and further, as shown in fig. 6, fig. 6 is a schematic diagram of an interconnection topology of the first hard disk connector and the second hard disk connector, the power conversion module includes a 12V power conversion unit and a 3V3 power conversion unit, specifically, "Ssd 3V3_ aux/Efuse/P3V3_ Ssd" and "P12V _ in/Efuse/P12V _ Ssd" in fig. 6, and can implement conversion between a hard disk power signal and a motherboard power signal, and in the hard disk transfer PCB, the communication module is a PCIE & side base module, and can ensure effective communication between the motherboard and the hard disk. In a preferred embodiment, with continued reference to fig. 6, a power-on indication component 601 is connected to each of the first hard disk connector 301 and the second hard disk connector 401, so that after the hard disk or other connector connected thereto is powered on, it can be indicated to the user, and it is more convenient for the user to distinguish whether to power on.

Specifically, an application scenario of the hard disk transfer PCB provided in this embodiment of the present application may be as shown in fig. 7, where fig. 7 is an application schematic diagram of the hard disk transfer PCB, a Riser in fig. 7 is the hard disk transfer PCB, a male connector on a front side of the hard disk transfer PCB may be connected to the SSD, a female connector on a back side is connected to a connector on the back plate, the back plate is further connected to the main control board through various connectors to implement signal interconnection, two hard disk transfer PCBs (Riser) are interconnected on the back plate, and a power supply and signals used by the hard disk transfer PCB board card are both from the main control board.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a hard disk switching PCB which characterized in that, includes openly and the back, openly have first location blind hole, the positive position of hugging closely first edge has based on the first hard disk connector of first location blind hole location, the back has second location blind hole, just hug closely of back the position of first edge has based on the second hard disk connector of second location blind hole location.

2. The hard disk transfer PCB of claim 1, wherein the first positioning blind hole and the second positioning blind hole are in a same vertical direction and are not transparent.

3. The hard disk transfer PCB of claim 2, wherein a power conversion module and a communication module are provided between the first hard disk connector and the second hard disk connector.

4. The hard disk transfer PCB of claim 3, wherein the power conversion module comprises a 12V power conversion unit and a 3V power conversion unit.

5. The hard disk transfer PCB of any of claims 1-4, wherein a power-on indication component is connected to both the first hard disk connector and the second hard disk connector.

6. The hard disk transfer PCB of claim 5, wherein the power-on indicator component is an LED light source.