TWI771000B - Wind backflow prevention device, and server - Google Patents

Abstract

A wind backflow prevention device includes a main frame and an elastic baffle. The two ends of the main casing are respectively provided with an air inlet and an air outlet. An accommodating cavity is arranged inside the main casing, and the accommodating cavity is communicated with the air inlet and the air outlet. The accommodating cavity can accommodate a PCM module, and the PCM module is provided with an air flow channel through it. The elastic baffle includes a windshield section and an installation section. The installation section is fixed on the inner wall of the accommodating cavity. The wind-shielding section is elastically connected to the installation section through an arc-shaped section. The elastic baffle can be resisted by the PCM module to be in the first state. In the first state, the wind-shielding section close to the inner wall. The arc-shaped section makes the elastic baffle have a tendency to enter the second state from the first state. In the second state, the wind-shielding section is far away from the inner wall. The device can effectively reduce the reflux of the cooling airflow, and has a simple structure and is not easy to be damaged. The application also discloses a server.

Description

Wind backflow device and server

The present application relates to a windproof backflow device and a server.

The server includes a main casing and a PCM module, wherein the PCM module is an abbreviation for memory, which is mainly used for storing data, and the PCM module is placed in the main casing. As the amount of data that needs to be stored increases, the power consumption of the PCM module increases significantly, resulting in an increase in the temperature of the PCM module. Therefore, the PCM module is usually provided with a fan, and the fan generates cooling airflow, thereby helping the PCM module to dissipate heat.

As shown in Figure 1, when the server is running normally, under the guidance of the fan, the cooling air flows in from the air inlet, flows through the PCM module 4' above and the PCM module 4' below, and finally flows out from the air outlet , to form a stable and normal air duct to meet the overall cooling requirements of the server. When the PCM module 4' needs to be replaced or repaired, the entire PCM module 4' needs to be pulled out. As shown in Figure 2, the upper PCM module 4' is pulled out. At this time, the air duct inside the server is destroyed, the server cannot get good heat dissipation, and the internal temperature rises.

Therefore, a windproof backflow device is often installed in the main casing of the conventional server. The structure of the conventional windproof backflow device is complex, and it is easily damaged after the PCM module enters and exits for many times. Therefore, the conventional windproof backflow device is not enough. to meet the needs of use.

In view of the above-mentioned situation, it is necessary to propose a wind-proof backflow device to solve the problem of the backflow of the cooling airflow during the heat dissipation process of the PCM module, and at the same time, it is not easy to be damaged.

The present application also provides a server including the above-mentioned wind and backflow device.

In a first aspect, an embodiment of the present application provides a wind and backflow device, which includes a main casing and an elastic baffle. The two ends of the main casing are respectively provided with an air inlet and an air outlet, and a accommodating cavity is arranged inside the main casing, and the accommodating cavity is communicated with the air inlet and the air outlet. The accommodating cavity can accommodate a PCM module, and the inside of the PCM module is provided with an air flow channel; the elastic baffle includes a wind blocking section and an installation section, and the installation section is fixed on the inner wall of the accommodating cavity In the above, the wind blocking section is elastically connected with the installation section through an arc section, and the elastic blocking piece can be held by the PCM module to be in a first state. In the first state, the The wind blocking section is close to the inner wall; the arc section makes the elastic blocking piece have a tendency to enter a second state from the first state, and in the second state, the wind blocking section is far away from the inner wall.

The accommodating cavity of the device can accommodate the PCM module. When the PCM module is accommodated in the accommodating cavity, the PCM module abuts against the elastic baffle, so that the elastic baffle is in the first state. At this time, the air inlet It communicates with the air outlet through the airflow channel in the PCM module, and the cooling airflow passes through the airflow channel and absorbs the heat in the PCM module, so as to achieve the effect of heat dissipation of the PCM module. When the PCM module is taken out from the accommodating cavity, the arc-shaped section of the elastic blocking piece makes the wind blocking section rebound, so that the elastic blocking piece is in the second state, and the wind blocking section of the elastic blocking piece can block the backflow of the cooling gas. When the PCM module is pulled out, the elastic baffle of the device can effectively reduce the backflow of the cooling airflow, and the elastic baffle has a simple structure and is not easily damaged.

In some embodiments of the present application, in the first state, the wind blocking section of the elastic baffle is partially attached to the outer wall of the PCM module.

The windshield part of the elastic baffle is attached to the outer wall of the PCM module, thereby preventing the cooling air from flowing back from the gap between the outer wall of the PCM module and the inner wall of the main casing, further ensuring the heat dissipation effect of the PCM module .

In some embodiments of the present application, in the second state, the elastic blocking piece and the inner wall have an included angle, and the included angle is an acute angle.

The angle between the elastic baffle and the inner wall can play a guiding role, so that workers can insert or pull out the PCM module effortlessly.

In some embodiments of the present application, the mounting section, the arc section and the wind blocking section are integrally formed.

The installation section, the arc section and the wind shielding section are integrally formed, which simplifies the connection structure between the elastic blocking piece and the inner wall of the main casing, and can increase the strength of the elastic blocking piece and is not easy to be damaged.

In some embodiments of the present application, the mounting section of the elastic blocking piece is provided with a plurality of limit holes, the inner wall of the main casing is correspondingly provided with a plurality of limit posts, and the elastic blocking piece is provided with a plurality of limit holes. The installation section is sleeved on the limiting column through the limiting hole, and the limiting column is used to limit the movement of the elastic blocking piece in the first direction.

The two elastic baffles extend towards each other, which further enhances the effect of preventing the backflow of cooling air.

In some embodiments of the present application, the elastic blocking piece is made of metal.

The elastic blocking piece is made of metal, which can make the elastic blocking piece not easy to wear and prolong the service life of the elastic blocking piece.

In some embodiments of the present application, the elastic blocking piece is made of stainless steel.

Stainless steel has good elasticity and toughness, and it is not easy to produce plastic deformation. After taking out the PCM module, the elastic stopper made of stainless steel can rebound to the original position, so as to adapt to different PCM modules.

In a second aspect, an embodiment of the present application provides a server including the above-mentioned wind and backflow prevention device.

The server is equipped with the above-mentioned wind-proof return device. When the PCM module is pulled out, the above-mentioned wind-proof return device can effectively prevent the cooling airflow from returning, thereby helping to improve the cooling effect.

1: Main case

11: air inlet

12: Air outlet

13: accommodating cavity

14: Limit post

15: The first side

16: Second side

2: Elastic baffle

21: Windshield

22: Installation segment

23: Arc Segment

24: Limit hole

3: Pull studs

4: PCM module

4': PCM module

Z: the first direction

FIG. 1 is a schematic diagram of the flow of air in the normal operation of the server in the prior art; FIG. 2 is a schematic diagram of the flow of air in the main casing after the PCM module is pulled out in the prior art; FIG. 3 is an embodiment of the present application. Schematic diagram of the flow of air during normal operation of the server; FIG. 4 is a schematic diagram of the flow of air in the main casing after pulling out the PCM module in the embodiment of the present application; FIG. 5 is a schematic structural diagram of the main casing in the embodiment of the present application; FIG. 6 is a schematic view of the internal structure of the main casing in the embodiment of the present application; FIG. 7 is a partial enlarged view of A in FIG. 6 ; FIG. 8 is a schematic view of the structure of the elastic blocking piece in the embodiment of the present application.

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments.

It should be noted that when an element is considered to be "connected" to another element, it can be directly connected to the other element or it may be co-existing with intervening elements. when an element An element is considered to be "disposed on" another element, either directly on the other element or possibly concurrently with a centrally disposed element.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terms used herein in the specification of the present application are for the purpose of describing specific embodiments only and are not intended to limit the present application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Embodiments of the present application provide a wind and backflow device, which includes a main casing and an elastic baffle. The two ends of the main casing are respectively provided with an air inlet and an air outlet, and a accommodating cavity is arranged inside the main casing, and the accommodating cavity is communicated with the air inlet and the air outlet. The accommodating cavity is capable of accommodating a PCM module, and the PCM module is internally provided with an air flow channel. The elastic blocking piece includes a wind blocking section and a mounting section, the mounting section is fixed on the inner wall of the accommodating cavity, the wind blocking section is elastically connected with the mounting section by an arc section, and the elastic blocking piece It can be held by the PCM module to be in a first state. In the first state, the wind blocking section is close to the inner wall; The tendency of a state to enter a second state, in which the wind blocking section is away from the inner wall.

The accommodating cavity of the device can accommodate the PCM module. When the PCM module is accommodated in the accommodating cavity, the PCM module abuts against the elastic baffle, so that the elastic baffle is in the first state. At this time, the air inlet It communicates with the air outlet through the airflow channel in the PCM module, and the cooling airflow passes through the airflow channel and absorbs the heat in the PCM module, so as to achieve the effect of heat dissipation of the PCM module. When the PCM module is taken out from the accommodating cavity, the arc-shaped section of the elastic blocking piece makes the wind blocking section rebound, so that the elastic blocking piece is in the second state, and the wind blocking section of the elastic blocking piece can block the backflow of the cooling gas. The elastic baffle of the device can effectively reduce the backflow of the cooling airflow, and has a simple structure and is not easily damaged.

The embodiments of the present application will be further described below with reference to the accompanying drawings.

Referring to FIG. 3 , FIG. 4 and FIG. 6 , an embodiment of the first aspect of the present application provides a wind and backflow prevention device, which includes a main casing 1 and an elastic baffle 2 .

Wherein, the two ends of the main casing 1 are respectively provided with an air inlet 11 and an air outlet 12, and the interior of the main casing 1 is provided with a accommodating cavity 13. The accommodating cavity 13 is communicated with the air inlet 11 and the air outlet 12. The cavity 13 can accommodate the PCM module 4, and the PCM module 4 is provided with an air flow channel through it. The elastic baffle 2 includes a wind blocking section 21 and an installation section 22. The installation section 22 is fixed on the inner wall of the accommodating cavity 13. The wind blocking section 21 is elastically connected with the installation section 22 by the arc section 23. The elastic baffle 2 can It is held by the PCM module 4 to be in the first state. In the first state, the wind blocking section 21 is close to the inner wall; the arc section 23 makes the elastic blocking piece 2 have a tendency to enter the second state from the first state. In the second state, the wind blocking section 21 is away from the inner wall.

Specifically, as shown in Figure 3, when the server is running normally, under the guidance of the fan, the cooling air flows in from the air inlet, flows through the upper PCM module 4 and the lower PCM module 4 respectively, and finally flows out from the outlet. The air outlet flows out to form a stable and normal air duct to meet the overall cooling requirements of the server.

In addition, as shown in FIG. 4 , when the PCM module 4 needs to be replaced or repaired, the PCM module 4 needs to be pulled out. For example, when the upper PCM module 4 is pulled out, under the elastic force of the arc-shaped section 23, the wind-shielding section 21 of the elastic baffle 2 rebounds. At this time, the elastic baffle 2 in the upper accommodating cavity 13 is in the The second state, and can block the backflow of the cooling airflow. It can be understood that, since the PCM module 4 below may also be pulled out, an elastic blocking piece 2 is also provided in the accommodating cavity 13 below.

The accommodating cavity 13 of the device can accommodate the PCM module 4 . When the PCM module is inserted into the accommodating cavity 13 from the position of the air outlet 12 to the direction of the air inlet 11 , the PCM module 4 presses against and pushes the elastic blocking plate 2 , so that the wind blocking section 22 of the elastic baffle 2 is close to the inner wall of the accommodating cavity 13 until the wind blocking section 22 is located between the inner wall of the accommodating cavity 13 and the outer wall of the PCM module, so that the elastic blocking piece 2 is in the first a state. At this time, the air inlet 11 and the air outlet 12 communicate with each other through the air passage in the PCM module 4 , and the cooling airflow passes through the air passage and absorbs the heat in the PCM module 4 , thereby realizing the effect of heat dissipation of the PCM module 4 . When the PCM module 4 is taken out from the accommodating cavity 13, the arcuate section 23 of the elastic blocking piece 2 makes the wind blocking section 21 return to the The elastic blocking piece 2 is in the second state, and the wind blocking section 21 of the elastic blocking piece 2 can block the backflow of the cooling gas. When the PCM module 4 is pulled out, the elastic baffle 2 of the device can effectively reduce the backflow of the cooling airflow, and the elastic baffle 2 has a simple structure and is not easily damaged.

Referring to FIG. 5 and FIG. 6 , in the first state, the wind blocking section 21 of the elastic baffle 2 is partially attached to the outer wall of the PCM module 4 . Specifically, the wind blocking section 21 of the elastic baffle 2 is partially attached to the outer wall of the PCM module 4, which can prevent the cooling airflow from flowing back from the gap between the outer side wall of the PCM module 4 and the inner side wall of the main casing 1. This further ensures the heat dissipation effect of the PCM module 4 .

Referring to FIG. 6 , in the second state, the elastic blocking piece 2 has an included angle with the inner wall, and the included angle is an acute angle. Specifically, the angle between the elastic blocking piece 2 and the inner wall can play a guiding role, so that the worker can insert or pull out the PCM module 4 effortlessly. In addition, the angle between the elastic blocking piece 2 and the inner wall can prevent the elastic blocking piece 2 from being deformed too much to cause plastic deformation.

6 , 7 and 8 , the mounting section 22 , the arc section 23 and the wind blocking section 21 are integrally formed. Specifically, the elastic baffle 2 is composed of a mounting section 22 , an arc section 23 and a wind blocking section 21 , and the mounting section 22 , the arc section 23 and the wind blocking section 21 are integrally formed, so that the elastic baffle 2 and the main casing are formed integrally. 1. The connection structure between the inner walls is simplified, and the strength of the elastic blocking piece 2 can be increased, and it is not easy to be damaged.

6 and 7 , the mounting section 22 of the elastic blocking piece 2 is provided with a plurality of limiting holes 24 , the inner wall of the main casing 1 is correspondingly provided with a plurality of limiting posts 14 , and the mounting section 22 of the elastic blocking piece 2 is provided with a plurality of limiting holes 24 correspondingly. The limiting hole 24 is sleeved on the limiting column 14 , and the limiting column 14 is used to limit the movement of the elastic blocking piece 2 in the first direction Z. As shown in FIG. Specifically, the mounting section 22 of the elastic baffle 2 is provided with a limiting hole 24 , and the inner wall of the main casing 1 is correspondingly provided with a limiting column 14 . By arranging the limiting hole 24 on the limiting column 14 , it is convenient for workers to For installation, it is especially convenient for workers to locate during the installation process.

Referring to FIG. 7 , the mounting section 22 of the elastic blocking piece 2 is detachably mounted on the inner wall of the main casing 1 by means of 3 . Specifically, during long-term use, the elastic blocking piece 2 may be worn. The elastic blocking piece 2 is installed by the pull stud 3 , which can facilitate the user to replace the elastic blocking piece 2 .

Referring to FIG. 6 , the main casing 1 has a first side 15 and a second side 16 oppositely arranged, the mounting sections 22 of the two elastic blocking pieces 2 are respectively installed on the first side 15 and the second side 16 , and the two elastic blocking pieces 22 are respectively installed on the first side 15 and the second side 16 The wind-shielding sections 21 of the sheet 2 extend toward each other. Specifically, the two elastic baffles 2 extend toward each other, which further enhances the effect of preventing the backflow of the cooling airflow.

Referring to Figure 6, Figure 7 and Figure 8, the elastic baffle is made of stainless steel. Stainless steel has the advantages of good elasticity and toughness, and is not easy to produce plastic deformation, so that the elastic baffle 2 can rebound to the initial position, so as to adapt to different PCM module 4. More specifically, the elastic blocking piece 2 is made of stainless steel of SUS3011/2H type.

In addition, it can be understood that the elastic blocking piece can also be made of other metals, so that the elastic blocking piece is not easily worn, while maintaining the elasticity of the arc-shaped segment. The metal is easy to process and the cost is low, which can reduce the production cost of the elastic baffle. It can also be understood that the elastic blocking piece can also be made of other materials, as long as it has sufficient toughness and strength, so that the arc-shaped segment can provide elasticity and is not easily broken when it is impacted.

Referring to FIG. 5 , an embodiment of the second aspect of the present application provides a server including the above-mentioned wind and backflow prevention device.

The server is provided with the above-mentioned wind-proof backflow device. When the PCM module 4 is pulled out, the above-mentioned wind-proof and backflow device can effectively block the backflow of the cooling airflow, thereby helping to improve the cooling effect.

In addition, those skilled in the art can also make other changes within the spirit of this application. Of course, such changes made according to the spirit of this application should all be included in the scope disclosed in this application.

11: air inlet

12: Air outlet

13: accommodating cavity

15: The first side

16: Second side

2: Elastic baffle

Claims (9)

A wind-proof and backflow device, comprising: a main casing, an air inlet and an air outlet are respectively provided through the two ends, a accommodating cavity is arranged inside the main casing, and the accommodating cavity and the air inlet are connected with each other. The air outlet is communicated, the accommodating cavity can accommodate a PCM module, and an air flow channel is opened through the inside of the PCM module; the elastic baffle includes a wind blocking section and an installation section, and the installation section is fixed to the On the inner wall of the accommodating cavity, the wind blocking section is elastically connected with the mounting section through an arc section, and the elastic blocking piece can be resisted by the PCM module to be in a first state. In the first state, the wind blocking section is close to the inner wall; the arc-shaped section makes the elastic blocking piece have a tendency to enter the second state from the first state. In the second state, the The wind blocking section is far away from the inner wall; the mounting section of the elastic baffle is provided with a plurality of limit holes, the inner wall of the main casing is correspondingly provided with a plurality of limit posts, and the elastic baffle is provided with a plurality of limit holes correspondingly. The mounting section is sleeved on the limiting column through the limiting hole, and the limiting column is used to limit the movement of the elastic blocking piece in the first direction. The wind-proof backflow device according to claim 1, wherein, in the first state, the wind-shielding section of the elastic baffle is partially attached to the outer wall of the PCM module. The wind and backflow prevention device according to claim 1, wherein, in the second state, the elastic blocking piece and the inner wall have an included angle, and the included angle is an acute angle. The wind-proof backflow device according to claim 1, wherein the installation section, the arc-shaped section and the wind-shielding section are integrally formed. The wind and backflow device according to claim 1, wherein the mounting section of the elastic blocking piece is detachably mounted on the inner wall of the main casing by means of a pull stud. The wind and backflow device according to claim 1, wherein the main casing has a first side surface and a second side surface arranged opposite to each other, and the mounting sections of the two elastic blocking pieces are respectively mounted on the first side surface On the second side surface, the wind blocking sections of the two elastic blocking pieces extend toward each other. The wind-proof backflow device according to claim 1, wherein the elastic baffle is made of metal. The wind and backflow device according to claim 7, wherein the elastic baffle is made of stainless steel. A server, comprising the wind-proof backflow device according to any one of claim 1 to 8.

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