CN213880711U

CN213880711U - Server heat dissipation rack

Info

Publication number: CN213880711U
Application number: CN202022861501.2U
Authority: CN
Inventors: 董泽刚; 许芳; 王腾飞
Original assignee: Guizhou Minzu University
Current assignee: Guizhou Minzu University
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-08-03
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a server heat dissipation cabinet, which comprises a cabinet body and a heat dissipation device arranged in the cabinet body, wherein the heat dissipation device comprises a top plate, a bottom plate, a heat dissipation fan, an upper heat conduction fin and a lower heat conduction fin; the top plate is arranged above the bottom plate at intervals relatively, and a fluid channel is formed between the top plate and the bottom plate; the cabinet body is provided with an air inlet and an air outlet at two opposite sides of the fluid channel respectively; the heat radiation fan is arranged at the air inlet or the air outlet. The utility model has the advantages that: the top plate and the bottom plate are arranged in the cabinet body to form a fluid channel, and the heat exchange of air inside and outside the cabinet body is completed under the action of the upper heat-conducting fins and the lower heat-conducting fins, so that the passive heat dissipation of the cabinet body is realized; through set up radiator fan in fluid passage one side, realize the initiative heat dissipation of the cabinet body, through the mode that initiative and passive heat dissipation combined together, guaranteed the radiating effect when reducing energy consumption and fault rate.

Description

Server heat dissipation rack

Technical Field

The utility model relates to a server heat dissipation equipment field specifically indicates a server heat dissipation rack.

Background

The server is generally the core of IT industry operation, and the operation and the closure of server, rapid heating, if surpass safe operating temperature, can cause the system breakdown or life impaired, proper cooling system seems crucial. The heat dissipation structure of the existing server generally comprises an active heat dissipation structure and a passive heat dissipation structure, wherein the active heat dissipation structure comprises an air cooling structure or a water cooling structure arranged in the server; the passive heat dissipation structure generally includes heat conduction fins communicating the inside and outside of the server; the active heat dissipation structure has good heat dissipation effect but high energy consumption; the passive heat dissipation structure does not need to consume electric energy, has low failure rate and limited heat dissipation effect. The existing server cabinet lacks a heat dissipation structure which can not only keep the characteristic of good heat dissipation effect of an active heat dissipation structure, but also reduce energy consumption and failure rate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a server heat dissipation rack, it has simple structure, and the radiating effect is good, characteristics that energy consumption and fault rate are low.

In order to achieve the above object, the heat dissipation cabinet for the server designed by the present invention comprises a cabinet body and a heat dissipation device disposed inside the cabinet body, wherein the heat dissipation device comprises a top plate, a bottom plate, a heat dissipation fan, an upper heat conduction fin and a lower heat conduction fin; the top plate is arranged above the bottom plate at intervals relatively, and a fluid channel is formed between the top plate and the bottom plate; the upper heat conduction fins are arranged at the upper end of the top plate, and the lower heat conduction fins are arranged at the lower end of the bottom plate; the upper heat conduction fin part extends out of the cabinet body; the cabinet body is provided with an air inlet and an air outlet at two opposite sides of the fluid channel respectively; the heat radiation fan is arranged at the air inlet or the air outlet.

Further, the top plate and the bottom plate are corrugated heat-conducting plate bodies which are horizontally arranged; the top plate and the bottom plate respectively comprise a plurality of wave crest segments and wave trough segments; the wave crest section of the top plate is vertically aligned with the wave crest section of the bottom plate, and the wave trough section of the top plate is vertically aligned with the wave trough section of the bottom plate; the fluid channel is a wave-shaped channel.

Furthermore, horizontal plates are respectively arranged on two sides of the top plate and the bottom plate; the horizontal plate is provided with a threaded hole, and the top plate and the bottom plate are connected through an adjusting screw matched with the threaded hole. The height difference of the top plate and the bottom plate is adjusted through the adjusting screw rod, so that the cross section area of the fluid channel is adjusted, and switching and adjustment of active heat dissipation and passive heat dissipation modes are achieved.

Further, the heat radiation fan is arranged on the outer side of the cabinet body.

Further, the upper heat conduction fins are vertically arranged, and the upper ends of the plurality of upper heat conduction fins extending out of the cabinet body are located on the same horizontal plane.

Further, the lower heat conduction fins are vertically arranged, and the heights of the lower heat conduction fins are the same. Through the effect of wavy lower heat conduction fin, increased the area of contact of lower heat conduction fin and the internal air of cabinet, improved the radiating effect.

The utility model has the advantages that: the top plate and the bottom plate are arranged in the cabinet body to form a fluid channel, and the heat exchange of air inside and outside the cabinet body is completed under the action of the upper heat-conducting fins and the lower heat-conducting fins, so that the passive heat dissipation of the cabinet body is realized; through set up radiator fan in fluid passage one side, realize the initiative heat dissipation of the cabinet body, through the mode that initiative and passive heat dissipation combined together, guaranteed the radiating effect when reducing energy consumption and fault rate.

Drawings

Fig. 1 is the utility model discloses a sectional structure schematic is seen to the front of server heat dissipation rack.

Fig. 2 is a schematic perspective view of the heat dissipation structure in fig. 1.

In the figure, a cabinet body 1, a top plate 2, a bottom plate 3, a heat radiation fan 4, an upper heat conduction fin 5, a lower heat conduction fin 6, an air inlet 7, an air outlet 8, a fluid channel 9, a horizontal plate 10 and an adjusting screw 11.

Detailed Description

The invention is described in further detail below with reference to the figures and the specific embodiments.

The server heat dissipation cabinet shown in fig. 1 and 2 comprises a cabinet body 1 and a heat dissipation device arranged in the cabinet body 1, wherein the heat dissipation device comprises a top plate 2, a bottom plate 3, a heat dissipation fan 4, an upper heat conduction fin 5 and a lower heat conduction fin 6; the top plate 2 is oppositely arranged above the bottom plate 3 at intervals, and a fluid channel 9 is formed between the top plate 2 and the bottom plate 3; the upper heat conduction fins 5 are arranged at the upper end of the top plate 2, and the lower heat conduction fins 6 are arranged at the lower end of the bottom plate 3; the upper heat conduction fins 5 partially extend out of the cabinet body 1; the cabinet body 1 is provided with an air inlet 7 and an air outlet 8 at two opposite sides of the fluid channel 9 respectively; the heat dissipation fan 4 is disposed at the air inlet 7 or the air outlet 8.

The top plate 2 and the bottom plate 3 in this embodiment are wave-shaped heat-conducting plate bodies arranged horizontally; the top plate 2 and the bottom plate 3 respectively comprise a plurality of wave crest sections and wave trough sections; the wave crest section of the top plate 2 is vertically aligned with the wave crest section of the bottom plate 3, and the wave trough section of the top plate 2 is vertically aligned with the wave trough section of the bottom plate 3; the fluid channel 9 is a wave-like channel. Referring to fig. 1, the arrows indicate the direction of flow of the gas in the fluid passage 9.

The wavy fluid passages 9 increase the contact surface of the air flow with the top plate 2 and the bottom plate 3 and prolong the contact time, thereby improving the heat exchange effect. Especially, the air current easily produces the whirl at crest section or trough section department, further promotes the heat exchange, improves the radiating effect.

The upper heat conduction fins 5 are vertically arranged, and the upper ends of the plurality of upper heat conduction fins 5 extending out of the cabinet body 1 are positioned on the same horizontal plane. The vertical setting of heat conduction fin 6 down, a plurality of heat conduction fins 6 down highly the same, because the floor is the wave form, consequently highly the same a plurality of lower extreme connecting wires of heat conduction fin 6 down are the wave form to heat conduction fin 6 is bigger with the interior air contact surface of cabinet body 1 down.

In order to adjust the heat dissipation efficiency, horizontal plates 10 are respectively arranged on two sides of the top plate 2 and the bottom plate 3; the horizontal plate 10 is provided with a threaded hole, and the top plate 2 and the bottom plate 3 are connected through an adjusting screw 11 matched with the threaded hole. The heat dissipation fan 4 is disposed outside the cabinet 1.

For example, when only passive heat dissipation is needed, that is, energy consumption needs to be reduced and the heat dissipation fan 4 does not need to work, in order to ensure the heat dissipation effect, the distance between the top plate 2 and the bottom plate 3 is adjusted by the adjusting screw 11 to be as close as possible, that is, the cross-sectional dimension of the fluid channel 9 is reduced, so that heat on the lower heat conduction fins 6 is exchanged with heat outside the cabinet body 1 through the upper heat conduction fins 5 as fast as possible. When active heat dissipation is needed, under the condition that the heat dissipation fan 4 is started and the power is kept unchanged, the distance between the top plate 2 and the bottom plate 3 is adjusted through the adjusting screw rod 11, so that the top plate 2 and the bottom plate 3 are far away as far as possible, namely, the cross section size of the fluid channel 9 is enlarged, the air flow flowing through the fluid channel 9 is increased, the exchange rate of the air flow inside and outside the cabinet body 1 is accelerated, and the heat dissipation effect is improved.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that a person skilled in the art should also recognize that several modifications and decorations can be made without departing from the principle of the present invention, and the protection scope of the present invention is also covered.

Claims

1. A heat dissipation cabinet for a server is characterized by comprising a cabinet body and a heat dissipation device arranged in the cabinet body, wherein the heat dissipation device comprises a top plate, a bottom plate, a heat dissipation fan, an upper heat conduction fin and a lower heat conduction fin; the top plate is arranged above the bottom plate at intervals relatively, and a fluid channel is formed between the top plate and the bottom plate; the upper heat conduction fins are arranged at the upper end of the top plate, and the lower heat conduction fins are arranged at the lower end of the bottom plate; the upper heat conduction fin part extends out of the cabinet body; the cabinet body is provided with an air inlet and an air outlet at two opposite sides of the fluid channel respectively; the heat radiation fan is arranged at the air inlet or the air outlet.

2. The server heat dissipation cabinet of claim 1, wherein the top plate and the bottom plate are corrugated heat conducting plates horizontally arranged; the top plate and the bottom plate respectively comprise a plurality of wave crest segments and wave trough segments; the wave crest section of the top plate is vertically aligned with the wave crest section of the bottom plate, and the wave trough section of the top plate is vertically aligned with the wave trough section of the bottom plate; the fluid channel is a wave-shaped channel.

3. The server heat dissipation cabinet of claim 1, wherein horizontal plates are further disposed on two sides of the top plate and the bottom plate respectively; the horizontal plate is provided with a threaded hole, and the top plate and the bottom plate are connected through an adjusting screw matched with the threaded hole.

4. The server heat sink cabinet according to claim 1, wherein the heat dissipation fan is disposed outside the cabinet body.

5. The server heat dissipation cabinet of claim 1, wherein the upper heat conduction fins are vertically arranged, and upper ends of the plurality of upper heat conduction fins extending out of the cabinet body are located on the same horizontal plane.

6. The server heat sink cabinet as claimed in claim 1, wherein the lower heat-conducting fins are vertically disposed, and the heights of the lower heat-conducting fins are the same.