CN209962194U - A USB extension device for a computer case - Google Patents

Abstract

The utility model discloses a USB expanding device of a computer case, which comprises a CD-ROM mounting groove arranged on the computer case, a shell is fixedly arranged in the CD-ROM mounting groove through screws, a detachable panel is arranged at one side of a notch of the CD-ROM mounting groove, a plurality of USB sockets are arranged on the detachable panel, a dustproof ventilation component is also arranged on the detachable panel, the dustproof ventilation component comprises a ventilation grid arranged around the USB sockets, a dual-purpose baffle plate for dust prevention and ventilation and heat dissipation is slidably arranged at the outer side of the detachable panel, a ventilation release port is arranged on the dual-purpose baffle plate, a wind circulation channel is arranged on the detachable baffle plate, the heat dissipation function and the dustproof function are linked through the dual-purpose baffle plate, when the USB device is not used, the dual-purpose baffle plate seals and prevents dust for the whole device, when the USB device is used, the two, the wind circulation dissipates heat of the USB socket and prevents dust from being accumulated at the USB socket.

Description

A USB extension device for a computer case

technical field

The embodiment of the utility model relates to the technical field of computer cases, in particular to a USB extension device of a computer case.

Background technique

With the increasing variety of USB products, the number of USB plugs on the computer case may not be enough to meet the needs of use; various types of USB expansion cards emerge as the times require, generally PCI and PCI-E interfaces. However, the existing PCI and PCI-E expansion cards are installed in the computer motherboard, and the USB sockets are generally arranged behind the computer case, so it is very inconvenient to plug and unplug the USB.

Moreover, the USB expansion card lacks a heat dissipation device, which may easily lead to overheating at the USB plug, and even easily burn out the devices plugged into the USB, such as a U disk, etc.; and the USB expansion card does not have a dustproof function, and it is easy to accumulate dust at the USB interface. Lead to poor contact with the USB device connected to it; in the prior art, the above problems are generally solved by adding a dust cover and a heat dissipation device; however, in the solution, the dust cover can only cover the USB socket, and the heat dissipation device is also exposed. In the outside world, it is easy to accumulate dust on the heat sink, which easily affects the effect of heat dissipation. The dust cover can only protect the USB socket from dust when the USB socket is not in use. When the USB plug is in use, the USB socket cannot be protected. To prevent it, the USB socket is easy to accumulate dust when it is in use.

Utility model content

Therefore, the embodiment of the present invention provides a USB extension device of a computer case to solve the problems in the prior art that the USB socket is inconvenient on the back of the case, the radiator is easy to accumulate dust, and the USB plug is easy to accumulate dust during use.

In order to achieve the above purpose, the embodiments of the present utility model provide the following technical solutions:

A USB extension device of a computer case, comprising an optical drive installation slot arranged on the case, a housing is fixedly installed in the optical drive installation slot by screws, and a circuit board is installed in the housing;

A detachable panel is arranged on one side of the slot of the optical drive installation slot; the detachable panel is installed on the casing through a snap-fit structure; the detachable panel is provided with a number of USB sockets, and the detachable panel is also provided with a detachable panel. A dust-proof ventilation assembly is provided; the dust-proof ventilation assembly includes a surrounding ventilation grid arranged around the USB socket; an air circulation channel is provided on the detachable baffle;

A dual-purpose baffle for dust prevention and ventilation and heat dissipation is slidably installed on the outer side of the detachable panel, and a ventilation release port is arranged on the dual-purpose baffle.

Optionally, the air circulation channel is curved, and an air channel widening portion is provided at one end of the air circulation channel close to the ventilation grid.

Optionally, the detachable panel is provided with a chute, and the dual-purpose baffle is slidably fitted in the chute; the dual-purpose baffle slides upwards, so that the ventilation release port and the The air circulation channels communicate with each other.

Optionally, the side of the dual-purpose baffle that contacts the detachable panel is provided with a friction relief for fixing the dual-purpose baffle.

Optionally, a micro fan is arranged in the air circulation channel.

The embodiment of the present invention has the following advantages:

By arranging the casing and the dual-purpose baffle, the utility model utilizes the casing in the optical drive installation slot, and the circuit board is arranged in the casing, which not only saves space, but also the USB socket is located on the front of the casing, which is easy to insert and pull out; The baffle is linked to the heat dissipation function and the dustproof function. When the USB device is not used, the dual-purpose baffle closes the top of the air circulation channel, the ventilation grid and the USB socket, and the USB socket, the air circulation channel and the ventilation channel are closed at the same time. Dustproof, improve the dustproof capability of the device. When using a USB device, both ends of the air circulation channel and the outside atmosphere form an air circulation. The air circulation can not only dissipate heat from the USB socket, but also prevent dust accumulation at the USB socket.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative labor.

Fig. 1 is the top view of the overall structure in the embodiment of the present utility model;

Fig. 2 is the front view of the overall structure in the embodiment of the present utility model;

FIG. 3 is a left side view of the overall structure in the embodiment of the present invention.

In the picture:

1- optical drive installation slot; 2- screw; 3- shell; 4- detachable panel; 5- snap structure; 6- circuit board; 7- USB socket; 8- ventilation grid; 9- dual-purpose baffle; 10-Ventilation release port; 11-Air circulation channel; 12-Air duct widening part; 13-Chute; 14-Friction relief.

Detailed ways

In order to make the purpose, features and advantages of the present utility model more obvious and understandable, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the embodiments described below are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The technical solutions of the present utility model will be further described below with reference to the accompanying drawings and through specific embodiments.

In the description of the present invention, it should be understood that the orientations or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on those shown in the accompanying drawings. The orientation or positional relationship is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a reference to the present utility model. limits.

As shown in FIG. 1 , the present invention provides a USB extension device of a computer case, including an optical drive installation slot 1 arranged on the case, and a housing 3 is fixedly installed in the optical drive installation slot 1 by screws 2 , and the A circuit board 6 is installed in the casing 3, and a detachable panel 4 is arranged on the side of the casing 3 close to the notch of the optical drive installation slot 1, and the detachable panel 4 is installed on the casing 3 through the buckle structure 5, The detachable panel 4 is provided with a plurality of USB sockets 7, and the detachable panel 4 is also provided with dust-proof ventilation components.

In the above, the idle optical drive is removed, and the housing 3 is installed in the optical drive installation slot 1; the housing 3 is fixedly installed in the optical drive installation slot 1 by screws 2, the installation process is simple, and the connection is stable and easy to disassemble; The snap structure 5 installs the detachable panel 4 on the housing 3 to protect the circuit board 6 of the main structure of the device. The snap structure 5 is shown in FIG. By pressing, the detachable panel 4 can be fixedly installed on the housing 3, and then the detachable panel 4 can be pried open with a thin tool. This method is convenient for installation and removal, and the fixing is relatively tight.

As shown in FIG. 2 and FIG. 3 , the dust-proof ventilation assembly includes a surrounding ventilation grid 8 arranged around the USB socket 7, and the outer side of the detachable panel 4 is slidably installed with two ventilation grids for dust-proof and ventilation and heat dissipation. With a baffle 9, the dual-purpose baffle 9 is provided with a ventilation release port 10, and the detachable baffle 4 is provided with an air circulation channel 11, the air circulation channel 11 is arc-shaped, and the air circulation One end of the channel 11 close to the ventilation grid 8 is provided with an air duct widening portion 12, the detachable panel 4 is provided with a chute 13, the dual-purpose baffle 9 is fitted in the chute 13 and slides, and the two The ventilation release opening 10 on the baffle 9 is communicated with the air circulation channel 11 by sliding upwards.

Wherein, the air circulation channel 11 is provided with a micro fan.

In the above, the purpose of the dual-purpose baffle 9 is that when the dual-purpose baffle 9 located in the chute 13 is at the bottom of the chute, the ventilation release port 10 on the dual-purpose baffle 9 and the wind circulate The channels 11 are staggered. At this time, the dual-purpose baffle 9 can not only close the air circulation channel 11, but also cover the ventilation grid 8 and the USB socket 7 on the detachable panel 4, which can effectively prevent dust from entering the ventilation grid 8 and the USB socket. 7 places enter into the inside of the USB plug and on the circuit board 6, which can avoid some problems of poor contact and poor heat dissipation caused by dust entry.

When the dual-purpose baffle 9 is pushed up by hand until the ventilation grid 8 and the USB socket 7 are completely exposed, the ventilation release port 10 on the dual-purpose baffle 9 is just aligned with the air circulation channel 11, that is, the air circulation channel 11 passes through The ventilation release port 10 is communicated with the outside atmosphere; at this time, a micro fan is installed in the air circulation channel 11, and air can enter from the ventilation release port 10, and after passing through the air circulation channel 11, it is discharged from the ventilation grid 8, which can effectively form a Air circulation provides protection for the heat dissipation of the device.

The side surface of the air circulation channel 11 has a curved shape that guides the air circulation from upper to lower, and the purpose of the air channel widening portion 12 at the bottom end of the air circulation channel 11 is to increase the area of the circuit board 6 covered by the wind flow, so that the The heat dissipation is more comprehensive.

As shown in FIG. 1 , the side of the dual-purpose baffle 9 that contacts the detachable panel 4 is provided with a friction ridge 14 for fixing the dual-purpose baffle 9 . 9 is fixed, and the sliding of the dual-purpose baffle 9 is performed by overcoming the friction force by the user's hand.

Although the ventilation and heat dissipation function and the dustproof function are relatively common, these two functions are generally independent in the scheme, and dust is easy to accumulate in the ventilation and heat dissipation of the device; however, the advantage of the present invention is that the dual-purpose baffle 9. The two functions are linked together. When the USB device is not used, the dual-purpose baffle 9 closes the top of the air circulation channel 11, the ventilation grid 8 and the USB socket 7, so that the sealing performance of the whole device is improved. When the USB device is used When the device is connected to the outside world, the air circulation is formed in the channel connecting the device and the outside world, so that the dust cannot be accumulated in the device pair; when the device is not working, all channels of the device are directly closed to prevent dust. Cycle for dust protection.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that it can still be Modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention .

Claims (5)

1. A USB expansion device of a computer case comprises a CD-ROM mounting groove (1) arranged on the case, and is characterized in that a shell (3) is fixedly arranged in the CD-ROM mounting groove (1) through a screw (2), and a circuit board (6) is arranged in the shell (3);

a detachable panel (4) is arranged on one side of the notch of the CD-ROM mounting groove (1); the detachable panel (4) is arranged on the shell (3) through a buckle structure (5); the detachable panel (4) is provided with a plurality of USB (universal serial bus) sockets (7), and the detachable panel (4) is also provided with a dustproof ventilation assembly; the dustproof ventilation assembly comprises a ventilation grid (8) which is arranged around the USB socket (7); a wind circulation channel (11) is arranged on the detachable panel (4);

the outer side of the detachable panel (4) is slidably provided with a dual-purpose baffle (9) for dust prevention and ventilation and heat dissipation, and a ventilation release port (10) is arranged on the dual-purpose baffle (9).

2. The USB extension device of claim 1, wherein the wind circulation channel (11) is curved, and an air duct widening portion (12) is disposed at an end of the wind circulation channel (11) close to the ventilation grid (8).

3. The USB extension device of a computer case according to claim 2, wherein the detachable panel (4) is provided with a sliding slot (13), and the dual-purpose baffle (9) is slidably embedded in the sliding slot (13); the dual-purpose baffle (9) enables the ventilation release port (10) to be communicated with the wind circulation channel (11) through upward sliding.

4. The USB extension device of computer case according to claim 3, wherein the side of the dual-purpose barrier (9) contacting the detachable panel (4) is provided with a friction relief (14) for fixing the dual-purpose barrier (9).

5. The USB extension device of claim 2, wherein a micro fan is disposed in the air circulation channel (11).

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