CN110320978A - Expansion card fixer - Google Patents

Abstract

An expansion card fixing device is used to fix an expansion card, including a base, a pressure plate and a spring, a groove is arranged above the base, the pressure plate is fixed in the groove, and the spring is fixed in the base between the seat and the press plate, so that one end of the press plate is fixed in the groove, and the other end can rotate between the position of pressing the expansion card and the position of releasing the expansion card. There is a first card slot matched with the pressing plate, so that when the pressing plate is in the card pressing position, the expansion card is fixed in the first card slot. The expansion card pressing device provided by the invention can facilitate the installation and disassembly of the expansion card.

Description

expansion card holder

technical field

The invention relates to an expansion card fixing device.

Background technique

With the continuous development of electronic technology, expansion cards are becoming shorter and thinner, and correspondingly, the fixing devices of expansion cards are also continuously improved. The general way to fix the expansion card is: fix the expansion card in the card slot, and then use screws to fix the card slot on the chassis. However, this fixing method of the expansion card makes the installation and removal of the expansion card inconvenient.

Contents of the invention

In view of this, it is necessary to provide an expansion card fixing device that is convenient for installation and removal.

An expansion card fixing device is used to fix an expansion card, including a base, a pressure plate and a spring, a groove is arranged above the base, the pressure plate is fixed in the groove, and the spring is fixed in the base between the seat and the press plate, so that one end of the press plate is fixed in the groove, and the other end can rotate between the position of pressing the expansion card and the position of releasing the expansion card. There is a first card slot matched with the pressing plate, so that when the pressing plate is in the card pressing position, the expansion card is fixed in the first card slot.

In one of the embodiments, the pressing plate is further provided with a notch, and the notch is used to make the top of the expansion card engage with the notch when the pressing plate is in the pressing position.

In one embodiment, a second card slot is provided in the notch, and the second card slot cooperates with the first card slot to fix the expansion card.

In one of the embodiments, the side of the notch is in the shape of a right angle.

In one of the embodiments, the spring is fixed in the groove, and the spring is provided with two feet, one of which leans against the base, and the other leans against the pressing plate .

In one of the embodiments, the pressing plate is a curved panel.

The above-mentioned expansion card fixing device is provided with a base, a pressure plate and a spring, and the spring is fixed between the base and the pressure plate, so that the pressure plate can rotate relative to the base, and by rotating the pressure plate, it can The expansion card is in two states of fixing and releasing, so as to facilitate the installation and disassembly of the expansion card.

Description of drawings

FIG. 1 is a perspective view of an expansion card fixing state in an expansion card fixing device.

FIG. 2 is a cross-sectional view of the expansion card fixing state in the expansion card fixing device of FIG. 1 .

3 is a perspective view of a released state of the expansion card in the expansion card fixing device of FIG. 1 .

FIG. 4 is a cross-sectional view of a released state of the expansion card in the expansion card fixing device of FIG. 3 .

FIG. 5 is a perspective view of another expansion card fixing device.

FIG. 6 is an exploded view of the expansion card fixing device in FIG. 5 .

Description of main component symbols

expansion card holder 10

Base 12

Platen 14

spring 16

expansion card 18

groove 122

First card slot 124

notch 142

Second card slot 144

The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings.

Detailed ways

In order to make the above objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described here, and those skilled in the art can make similar improvements without departing from the connotation of the present invention, so the present invention is not limited by the specific embodiments disclosed below.

It can be understood that the terms "first" and "second" used in the present invention can be used to describe various card slots herein, but these card slots are not limited by these terms. These terms are used only to distinguish one card slot from another. For example, a first card slot could be termed a second card slot, and, similarly, a second card slot could be termed a first card slot, without departing from the scope of the present invention. The first card slot and the second card slot refer to the same card slot, but they are not the same card slot.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

Please refer to FIG. 1 to FIG. 6, an expansion card fixing device 10 provided by an embodiment includes a base 12, a pressure plate 14 and a spring 16, a groove 122 is arranged above the base, and the pressure plate 14 is fixed in the groove 122, the spring 16 is fixed between the base 12 and the pressure plate 14, so that one end of the pressure plate 14 is fixed in the groove 122, and the other end can press the expansion card 18 position. and releasing the position of the expansion card 18, the bottom of the base 12 is provided with a first card slot 124 matched with the pressure plate 14, so that when the pressure plate 14 is in the pressing position, the expansion card 18 It is fixed in the first card slot 124 . The expansion card fixing device 10 is used for fixing the expansion card 18 .

Optionally, the base 12 is a hollow structure, and the shape of the base 12 is not limited, it only needs to ensure that the groove 122 is provided above the base 12, and the pressure plate 14 is fixed in the groove 122 , it only needs to be provided with a first card slot 124 under the base 12 .

Specifically, the base 12 may be selected as a hollow cuboid structure or a hollow trapezoidal structure.

In one embodiment, the base 12 is a hollow cuboid structure.

Optionally, the size of the pressure plate 14 and the groove 122 is not limited, it is only necessary to ensure that the size of the groove 122 matches the size of the pressure plate 14, and the pressure plate 14 can be fixed in the groove within 122.

In one embodiment, the pressing plate 14 is composed of a plane and an inclined curved surface, and the notch 142 and the second engaging groove 144 are disposed at one end of the inclined curved surface.

In one embodiment, the pressing plate 14 is further provided with a notch 142, and the notch 142 is used to make the top of the expansion card 18 engage with the notch 142 when the pressing plate 14 is in the pressing position. .

In one embodiment, the notch 142 is provided with a second card slot 144 , and the second card slot 144 cooperates with the first card slot 124 to fix the expansion card 18 .

In one embodiment, the first card slot 124 communicates with the second card slot 144, and the expansion card 18 can be inserted into the first card slot 124 through the second card slot 144. The top of the expansion card 18 can be engaged in the second card slot 144 , and one side and the bottom of the expansion card 18 are fixed in the first card slot 124 .

In one embodiment, the second card slot 144 is composed of two parallel fixed strips on the surface of the base 12 where the pressure plate 14 is located, and the first card slot 124 is formed by the inside of the notch 142 It consists of two parallel fixed bars, the first slot 124 and the second slot 144 are connected, and the number of the two is the same.

In one embodiment, the spring 16 is fixed in the groove 122, and the spring 16 is provided with two legs, one leg leans against the base 12, and the other leg leans against the On the platen 14.

Optionally, the method of fixing the spring 16 in the groove 122 is not limited, it only needs to ensure that the two legs abut against the base 12 and the pressure plate 14 respectively.

Specifically, the way the spring 16 is fixed in the groove 122 can be selected as welding or clamping.

In one embodiment, a support rod is provided inside the groove 122 , and the spring 16 can go deep into the support rod to be fixed in the groove 122 .

In one embodiment, the pressing plate 14 is a curved panel, and the material of the pressing plate 14 is a deformable material, such as plastic material. In order to cooperate with the expansion card 18 when rotating.

Please refer to FIG. 1 to FIG. 4 , when the expansion card 18 is in the pressed state, the pressing plate 14 rotates inward until the expansion card 18 is inserted into the first card slot 124 through the second card slot 144 , the top of the expansion card 18 is snapped into the notch 142, and one side and the bottom of the expansion card 18 are fixed in the first card slot 124. At this time, the expansion card 18 is fixed in the on the base 12. When the expansion card 18 is in the released state, the pressure plate 14 rotates toward the base 12, the top of the expansion card 18 breaks away from the notch 142, and then the expansion card 18 is drawn upwards, and the expansion card 18 18 is disengaged from the first card slot 124 , and the expansion card 18 is disengaged from the base 12 at this time.

The expansion card fixing device 10 provided by the present invention is provided with a base 12, a pressing plate 14 and a spring 16, the spring 16 is fixed between the base 12 and the pressing plate 14, and one end of the pressing plate 14 is fixed on the In the groove 122 , under the action of the spring 16 , the other end rotates between the position of pressing the card and the position of releasing the expansion card 18 . Therefore, the above-mentioned expansion card fixing device 10 can facilitate the installation and removal of the expansion card 18 .

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (6)

1. An expansion card fixing device for fixing an expansion card, characterized in that: it comprises a base, a pressing plate and a spring, a groove is arranged above the base, the pressing plate is fixed in the groove, the The spring is fixed between the base and the pressing plate, so that one end of the pressing plate is fixed in the groove, and the other end can rotate between the position of pressing the expansion card and the position of releasing the expansion card, A first card slot is provided under the base to cooperate with the pressing plate, so that the expansion card can be fixed in the first card slot when the pressing plate is in the card pressing position. 2. The expansion card fixing device according to claim 1, wherein the pressing plate is further provided with a notch, and the notch is used to engage the top of the expansion card when the pressing plate is in the pressing position. at the notch. 3. The expansion card fixing device according to claim 2, wherein a second card slot is provided in the notch, and the second card slot cooperates with the first card slot to fix the expansion card. Card. 4. The expansion card fixing device according to claim 2, wherein the side of the notch is in a right angle shape. 5. The expansion card fixing device according to claim 1, wherein the spring is fixed in the groove, and the spring is provided with two legs, one of which leans against the base , and the other foot rests against the pressure plate. 6. The expansion card fixing device according to claim 1, wherein the pressing plate is a curved panel.