CN204331592U - A kind of subtest cabinet - Google Patents

Abstract

The utility model discloses an auxiliary testing machine box, which comprises a box body. The box body includes a front end plate, an upper cover plate, a left cover plate, a right cover plate, a bottom plate and a ventilation rear plate. The inner side of the front end plate is relatively provided with The inner side of the first inner layer plate and the upper cover plate is oppositely provided with the second inner layer plate, the inner side of the bottom plate is oppositely arranged with the third inner layer plate, the front end plate and the first inner layer plate, the upper cover plate and the second inner layer plate A first ventilation channel is formed between the second inner layer board and the ventilation rear board, and a second ventilation channel is formed between the front end board, the first inner layer board, the bottom board, the third inner layer board and the ventilation rear board, and the A ventilation nozzle is arranged on the front end plate, and the ventilation nozzle communicates with the first ventilation channel and the second ventilation channel. The inner side of the front plate, the upper cover plate and the bottom plate of the utility model is provided with an inner plate to form a double-layer structure plate, and forms two upper and lower ventilation channels with the ventilation nozzle and the ventilation rear plate, which has good heat dissipation performance and simple structure, and is more convenient. It satisfies the testing requirements of the auxiliary function of the board well.

Description

An auxiliary test case

technical field

The utility model relates to a case, in particular to an auxiliary test case for accompanying a test of a system board.

Background technique

The chassis generally includes a shell, a bracket, various switches on the panel, indicator lights, etc. The shell is made of steel plate and plastic, with high hardness, mainly to protect the internal components of the chassis. The bracket is mainly used to fix the motherboard, power supply and various drives. Chassis has been widely used in computers and various instruments, but for a long time, the chassis has been one of the most unnoticed components. When most users choose a chassis, they only need it to be functional and look good.

In fact, the chassis, as the main body to protect the internal boards and the environment for carrying and running, should be carefully designed to achieve good heat dissipation performance, simple and fast operation, and easy maintenance and replacement. Existing chassis generally use natural heat dissipation. The transmission path is mainly from the heating chip, through the circuit board, heat-conducting medium, and chassis to the outdoors, and finally exchanges heat with the outdoor atmosphere. The poor air circulation of the entire chassis leads to Poor heat dissipation greatly affects the auxiliary test effect and efficiency of the board. Especially for auxiliary testing chassis, users are most concerned about testing auxiliary functions such as heat dissipation, anti-interference, and anti-aging of the motherboard or line board. Therefore, it is necessary to improve the existing chassis to meet the auxiliary functions of the board Functional testing requirements.

Contents of the invention

The technical problem to be solved by the utility model is to provide an auxiliary test case, which has good heat dissipation performance and simple structure, and better meets the test requirements of auxiliary functions of boards.

The technical solution adopted by the utility model to solve the above-mentioned technical problems is an auxiliary test case, which includes a box body for installing a test motherboard and a line board, and the box body includes a front end plate, an upper cover plate, and a left cover plate , the right cover plate, the bottom plate and the ventilated rear plate, wherein, the inner side of the front end plate is relatively provided with a first inner layer plate, the inner side of the upper cover plate is relatively provided with a second inner layer plate, and the inner side of the bottom plate is relatively provided with a The third inner layer board, the front end board and the first inner layer board, the upper cover board, the second inner layer board and the ventilation rear board form a first ventilation channel, the front end board and the first inner layer board, A second ventilation channel is formed between the base plate, the third inner layer panel and the ventilation rear panel, and a ventilation nozzle is arranged on the front plate, and the ventilation nozzle communicates with the first ventilation channel and the second ventilation channel.

The above-mentioned auxiliary test case, wherein, the air inlet of the first ventilation flow channel and the second ventilation flow channel communicate with the ventilation nozzle, and the air outlet of the first ventilation flow channel, the second ventilation flow channel and the ventilation rear plate connected.

In the aforementioned auxiliary test case, the left cover plate and the right cover plate are both heat dissipation corrugated plates.

In the aforementioned auxiliary test case, a handle is provided on the front end plate, and corrugations are provided on the inner side of the handle.

In the aforementioned auxiliary test case, there are two handles, and the two handles are symmetrically arranged on both sides of the vent nozzle.

In the above-mentioned auxiliary test case, shock-absorbing rubber pads are respectively provided under the four corners of the bottom plate.

The above-mentioned auxiliary test cabinet, wherein, the first inner layer board is a first vacuum brazing board, the second inner layer board is a second vacuum brazing board, and the third inner layer board is a third vacuum brazing board The welding plate, the front end plate is vacuum welded with the first vacuum brazing plate, the upper cover plate is vacuum welded with the second vacuum brazing plate, the bottom plate is vacuum welded with the third vacuum brazing plate, and the second vacuum brazing plate is vacuum welded. The brazing plate and the third vacuum brazing plate are provided with slots for fixing the line board.

In the aforementioned auxiliary test case, a power input terminal and a power switch are provided on the ventilated rear panel.

The aforementioned auxiliary test case, wherein a fourth vacuum brazing plate is vacuum-welded on the inner side of the ventilation rear plate, and the first ventilation channel is formed between the ventilation rear plate and the fourth vacuum brazing plate. 1. The ventilation flow passage communicated with the second ventilation flow passage, and the ventilation rear panel is provided with a ventilation opening.

Compared with the prior art, the utility model has the following beneficial effects: the auxiliary test box provided by the utility model forms a double-layer structure plate by setting an inner layer plate on the inside of the front end plate, the upper cover plate and the bottom plate of the box body, and is combined with Two upper and lower ventilation passages are formed between the ventilation nozzle on the front panel and the ventilation rear panel, which has good heat dissipation performance and simple structure, and better meets the test requirements of the auxiliary function of the board.

Description of drawings

Fig. 1 is a schematic structural view of the auxiliary test cabinet in the embodiment of the present invention;

Fig. 2 is a schematic diagram of the exploded structure of the auxiliary test case in the embodiment of the present invention.

In the picture:

1 Handle 2 Ventilation nozzle 3 Front panel

4 The first vacuum brazing plate 5 Row insert plate 6 Upper cover plate

7 Second vacuum brazing plate 8 Right cover plate 9 Ventilation rear plate

10 The third vacuum brazing plate 11 Bottom plate 12 Rubber pad

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a schematic structural diagram of the auxiliary test cabinet in the embodiment of the utility model; Fig. 2 is a schematic diagram of the exploded structure of the auxiliary test cabinet in the embodiment of the utility model.

Please refer to Fig. 1 and Fig. 2, the auxiliary test cabinet that the utility model provides, is used for installing the casing of test motherboard and row board 5, and described casing comprises front plate 3, upper cover plate 6, left cover plate ( Not shown in the figure), right cover plate 8, base plate 11 and ventilated rear plate 9, the inner side of front end plate 3 is relatively provided with the first inner layer plate, the inner side of upper cover plate 6 is relatively provided with the second inner layer plate, base plate 11 The inner side is oppositely provided with a third inner layer plate, the first ventilation channel is formed between the front end plate 3 and the first inner layer plate, the upper cover plate 6, the second inner layer plate and the ventilation rear plate 9, the front end plate 3 and the first A second ventilation channel is formed between the inner layer board, the bottom board 11, the third inner layer board and the ventilation rear board 9, and the front end plate 3 is provided with a ventilation nozzle 2, and the ventilation nozzle 2 is connected with the first ventilation flow channel and the second ventilation flow channel. The road is connected. Preferably, the air inlet of the first ventilation flow channel and the second ventilation flow channel are connected with the ventilation nozzle 2, and the air outlet of the first ventilation flow channel and the second ventilation flow channel are connected with the ventilation rear plate 9 .

In the auxiliary test cabinet provided in this embodiment, the first inner layer board is the first vacuum brazing board 4, the second inner layer board is the second vacuum brazing board 7, and the third inner layer board is The third vacuum brazing plate 10, the front end plate 3 and the first vacuum brazing plate 4 are vacuum-welded to form a double-layer structure, the upper cover plate 6 and the second vacuum brazing plate are vacuum-welded to form a double-layer structure, and the bottom plate 11 and the third vacuum brazing plate are vacuum-welded to form a double-layer structure. The vacuum brazing plate 10 is vacuum welded to form a double-layer structure, and the second vacuum brazing plate 7 and the third vacuum brazing plate 10 are provided with slots for fixing the line board 5 .

Preferably, a fourth vacuum brazing plate (not shown) is vacuum-welded on the inside of the ventilating rear plate 9, and the ventilating rear plate 9 and the fourth vacuum brazing plate form a connection with the first ventilating channel, The ventilation channel communicated with the second ventilation channel is provided with an air vent on the ventilation rear plate 9 to dissipate the heat transferred from the first ventilation channel and the second ventilation channel into the air.

For better heat dissipation, both the left cover plate and the right cover plate 8 adopt heat dissipation corrugated plates, the front end plate 3 is provided with a handle 1 , and the inner side of the handle 1 is provided with corrugations. The number of handles 1 is preferably two, and the two handles 1 are symmetrically arranged on both sides of the vent 2 so as to open or close the front panel 3 . In order to prevent the chassis from vibrating, reduce possible vibrations during the test, and avoid test errors caused by the chassis vibration, shock-absorbing rubber pads 12 can be respectively provided under the four corners of the bottom plate 11 . A power input terminal and a power switch are provided on the ventilated rear panel 9 to provide a test power signal.

The auxiliary test cabinet provided by the utility model has the following specific operation and use process: first, fix the installation and test motherboard and the line board 5 in the corresponding slots on the second vacuum brazing plate 7 and the third vacuum brazing plate 10, Then pass into air from the ventilation nozzle 2, after passing through the upper and lower first ventilation channels and the second ventilation channels, the hot air is released from the ventilation rear plate 9 to complete the whole cooling cycle. Through the ingenious design of its own frame structure, it can automatically realize the heat dissipation cycle, so that the auxiliary test chassis has good heat dissipation performance and simple structure, and better meets the test requirements of the auxiliary function of the board.

To sum up, the auxiliary test case provided by the utility model forms a double-layer structure board by setting an inner layer board on the inside of the front end board, the upper cover board and the bottom board of the cabinet, and is combined with the ventilation nozzle on the front end board and the ventilation rear board. Two upper and lower ventilation channels are formed between them, which has good heat dissipation performance and simple structure, and better meets the test requirements of the auxiliary function of the board.

Although the present utility model has been disclosed above with preferred embodiments, it is not intended to limit the present utility model. Any person skilled in the art may make some modifications and improvements without departing from the spirit and scope of the present utility model. Therefore, the protection scope of the present utility model should be defined by the claims.

Claims (9)

1. A kind of auxiliary test cabinet, comprise the casing that is used to install test mother board and row plug-in board, described casing comprises front end plate, upper cover plate, left cover plate, right cover plate, base plate and ventilating rear plate, it It is characterized in that a first inner layer plate is arranged opposite to the inner side of the front end plate, a second inner layer plate is arranged opposite to the inner side of the upper cover plate, a third inner layer plate is arranged opposite to the inner side of the bottom plate, and the front end plate and the first inner layer board, the upper cover board, the second inner layer board and the ventilated rear board form the first ventilation channel, and the front end board, the first inner layer board, the bottom board and the third inner layer board and the ventilated rear board A second ventilation channel is formed between the plates, and a ventilation nozzle is provided on the front end plate, and the ventilation nozzle communicates with the first ventilation channel and the second ventilation channel. 2. Auxiliary test cabinet as claimed in claim 1, characterized in that, the air inlets of the first ventilation flow path and the second ventilation flow path communicate with the ventilation nozzles, and the first ventilation flow path and the second ventilation flow path communicate with each other. The air outlet of the air flow channel communicates with the ventilation rear panel. 3. The auxiliary test case according to claim 1, wherein the left cover plate and the right cover plate are heat-dissipating corrugated plates. 4. The auxiliary test case according to claim 1, wherein a handle is provided on the front end plate, and corrugations are provided on the inside of the handle. 5 . The auxiliary testing cabinet according to claim 4 , wherein the number of the handles is two, and the two handles are arranged symmetrically on both sides of the vent nozzle. 6 . 6 . The auxiliary test case according to claim 1 , wherein shock-absorbing rubber pads are respectively provided under the four corners of the bottom plate. 7 . 7. The auxiliary testing cabinet according to claim 1, wherein the first inner layer board is a first vacuum brazing board, the second inner layer board is a second vacuum brazing board, and the first inner layer board is a second vacuum brazing board. The three inner plates are the third vacuum brazing plate, the front end plate is vacuum welded to the first vacuum brazing plate, the upper cover plate is vacuum welded to the second vacuum brazing plate, and the bottom plate is vacuum welded to the third vacuum brazing plate The boards are vacuum welded, and the second vacuum brazing board and the third vacuum brazing board are provided with slots for fixing the line board. 8. The auxiliary test case according to claim 1, wherein a power input terminal and a power switch are arranged on the ventilated rear panel. 9. The auxiliary testing cabinet according to claim 1 or 2, wherein a fourth vacuum brazing plate is vacuum-welded on the inside of the ventilating back plate, and the ventilating back plate and the fourth vacuum brazing plate are A ventilation flow channel communicating with the first ventilation flow channel and the second ventilation flow channel is formed therebetween, and a ventilation opening is arranged on the ventilation rear plate.