CN210405785U

CN210405785U - PCB memory module board

Info

Publication number: CN210405785U
Application number: CN201920849829.7U
Authority: CN
Inventors: 闫巨良
Original assignee: Foshan Shunde Pofei Electronic Co Ltd
Current assignee: Foshan Shunde Pofei Electronic Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-04-24
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a PCB memory module board, including base plate, memory chip mounting groove, memory chip, one side that lies in memory chip mounting groove on the base plate is fixed with the backing sheet, it has the metal pressing plate to articulate on the backing sheet, the opposite side that lies in memory chip mounting groove on the base plate is fixed with the bolt board, C shape buckle, be equipped with the round hole on the bolt board, be equipped with the bolt in the round hole, the diameter of bolt is less than the diameter of round hole, memory chip mounting groove fixed mounting is on the base plate, memory chip installation and memory chip mounting groove are gone up and are connected with the base plate electricity through memory chip mounting groove, the metal pressing plate turns over and detains the top surface in memory chip, the bolt inserts the opening.

Description

PCB memory module board

Technical Field

The utility model relates to an electronic circuit technical field specifically is PCB memory module board.

Background

A PCB (printed circuit board), also called a PCB, is a provider of electrical connections for electronic components. Its development has been over 100 years old; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, and improving the automation level and the production labor rate.

The common PCB is provided with a memory module, the memory chip on the prior PCB is welded and fixed, when part of elements are burnt, the memory chip is troublesome to disassemble, and the cost is wasted by generally adopting a whole-page scrapping means.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

PCB memory module board, including base plate, memory chip mounting groove, memory chip, one side that lies in the memory chip mounting groove on the base plate is fixed with the backing sheet, it has metal pressing plate to articulate on the backing sheet, the opposite side that lies in the memory chip mounting groove on the base plate is fixed with the bolt board, C shape buckle, be equipped with the round hole on the bolt board, be equipped with the bolt in the round hole, the diameter of bolt is less than the diameter of round hole, memory chip mounting groove fixed mounting is on the base plate, memory chip installs and is connected with the base plate electricity on the memory chip mounting groove and through memory chip mounting groove, metal pressing plate turns over the top surface of detaining in the memory chip, the bolt inserts the opening.

Furthermore, one end of the metal pressing plate, which is close to the supporting sheet, is provided with an elastic bending part.

Furthermore, an elastic bent sheet is integrally formed at one end of the metal pressing plate, which is close to the bolt.

Furthermore, the bolt is provided with a limiting block which is larger than the round hole and is positioned on the outer side of the bolt plate.

Furthermore, a metal contact piece electrically connected with the substrate is arranged on the memory chip mounting groove, and a metal pin corresponding to the metal contact piece is arranged on the memory chip.

Furthermore, the memory chip mounting groove is provided with a pin hole electrically connected with the substrate, and the memory chip is provided with a metal pin corresponding to the pin hole.

Furthermore, the memory chip mounting groove is provided with a metal pin electrically connected with the substrate, and the memory chip is provided with a pin hole corresponding to the metal pin.

Compared with the prior art, the utility model discloses the beneficial effect who gains does: the utility model discloses novel structure adopts the clamp plate formula structure, and convenient to detach memory chip when breaking down, and unnecessary full page is scrapped, practices thrift the cost, makes things convenient for the maintenance to maintain.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the PCB memory module board of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but 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.

Referring to fig. 1, the PCB memory module board includes a substrate 1, a memory chip mounting groove 2, and a memory chip 3, wherein a support sheet 11 is fixed on one side of the substrate 1 located in the memory chip 3 mounting groove 2, a metal pressing plate 4 is hinged on the support sheet 11, a latch plate 12 and a C-shaped buckle plate 13 are fixed on the other side of the substrate 1 located in the memory chip 3 mounting groove 2, a circular hole 121 is formed in the latch plate 12, a latch 5 is disposed in the circular hole 121, the diameter of the latch 5 is smaller than that of the circular hole 121, the memory chip 3 mounting groove 2 is fixedly mounted on the substrate 1, the memory chip 3 is mounted on the memory chip 3 mounting groove 2 and electrically connected to the substrate 1 through the memory chip 3 mounting groove 2, the metal pressing plate 4 is turned over the top surface of the memory chip 3, and the latch 5 is inserted into.

Furthermore, one end of the metal pressing plate 4 close to the supporting plate 11 is provided with an elastic bending part 41.

Furthermore, an elastic bent piece 42 is integrally formed at one end of the metal pressing plate 4 close to the bolt 5.

Furthermore, a limiting block 51 which is larger than the round hole 121 is arranged on the bolt 5 and is positioned on the outer side of the bolt 5 plate 12.

Furthermore, a metal contact piece electrically connected with the substrate 1 is arranged on the mounting groove 2 of the memory chip 3, and a metal pin corresponding to the metal contact piece is arranged on the memory chip 3.

Furthermore, the memory chip 3 mounting groove 2 is provided with a pin hole electrically connected with the substrate 1, and the memory chip 3 is provided with a metal pin corresponding to the pin hole.

Furthermore, the mounting groove 2 of the memory chip 3 is provided with a metal pin electrically connected with the substrate 1, and the memory chip 3 is provided with a pin hole corresponding to the metal pin.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

The PCB memory module board comprises a substrate, a memory chip mounting groove and a memory chip, and is characterized in that a support sheet is fixed on one side of the substrate, which is positioned in the memory chip mounting groove, a metal pressing plate is hinged on the support sheet, a bolt plate and a C-shaped buckle plate are fixed on the other side of the substrate, which is positioned in the memory chip mounting groove, a round hole is formed in the bolt plate, a bolt is arranged in the round hole, the diameter of the bolt is smaller than that of the round hole, the memory chip mounting groove is fixedly mounted on the substrate, the memory chip is mounted on the memory chip mounting groove and is electrically connected with the substrate through the memory chip mounting groove, the metal pressing plate is buckled on the top surface of the memory chip, and.
2. The PCB memory module board of claim 1, wherein an end of the metal pressing plate near the supporting plate has an elastic bending portion.
3. The PCB memory module board of claim 1, wherein an end of the metal platen adjacent to the pin is integrally formed with a resilient tab.
4. The PCB memory module board of claim 1, wherein the latch pin has a stopper larger than the circular hole at an outer side of the latch plate.
5. The PCB memory module board of claim 1, wherein the memory chip mounting slot has metal contacts electrically connected to the substrate, and the memory chip has metal pins corresponding to the metal contacts.
6. The PCB memory module board of claim 1, wherein the memory chip mounting groove is provided with a pin hole electrically connected with the substrate, and the memory chip is provided with a metal pin corresponding to the pin hole.
7. The PCB memory module board of claim 1, wherein the memory chip mounting groove has metal pins electrically connected to the substrate, and the memory chip has pin holes corresponding to the metal pins.