CN211090361U

CN211090361U - Heat radiator

Info

Publication number: CN211090361U
Application number: CN201921234144.8U
Authority: CN
Inventors: 王爱梅; 田婷; 高红利
Original assignee: Lenovo Beijing Ltd
Current assignee: Lenovo Beijing Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-07-24
Anticipated expiration: 2029-07-31

Abstract

The embodiment of the application discloses heat abstractor includes: the body is provided with an accommodating cavity, a first opening and a second opening; the first opening and the second opening are arranged on a first side of the body; the radiator is arranged in the accommodating cavity; a radiator tank having a third opening and a fourth opening; the first pipe body is arranged in the accommodating cavity, a first end of the first pipe body is communicated with the first opening, a second end of the first pipe body is communicated with the third opening, and at least one part of the first pipe body is in contact with the radiator; the heat dissipation liquid in the first pipe body can exchange heat with the radiator; the second body, set up in hold the intracavity, the first end of second body with the fourth opening intercommunication, the second end and the second opening intercommunication of second body.

Description

Heat radiator

Technical Field

The present invention relates to heat dissipation technologies, and in particular, to a heat dissipation device.

Background

When a water cooling system of the water cooling data center fails or a pipeline of the water cooling system is maintained and cannot dissipate heat for the water cooling server, the data center must be stopped for maintenance, which results in service interruption.

When the local pipeline is maintained in a water cut-off mode, a server at the tail end part is temporarily stopped, and part of service is stopped or the performance is reduced; if the temporary migration is carried out to other servers, the load of other servers is also increased.

How to let the water cooling system continue to use when the maintenance of cutting off the water is carried out to part pipeline of water cooling system, avoid the server to shut down is the problem that needs to solve at present.

SUMMERY OF THE UTILITY MODEL

In view of the above, embodiments of the present application are directed to a heat dissipation device.

In order to achieve the purpose, the technical scheme of the application is realized as follows:

an embodiment of the present application provides a heat dissipation device, the device includes:

the body is provided with an accommodating cavity, a first opening and a second opening; the first opening and the second opening are arranged on a first side of the body;

the radiator is arranged in the accommodating cavity and can exchange heat with the external environment;

the heat dissipation liquid box is provided with a third opening and a fourth opening and is arranged in the accommodating cavity;

the first pipe body is arranged in the accommodating cavity, a first end of the first pipe body is communicated with the first opening, a second end of the first pipe body is communicated with the third opening, and at least one part of the first pipe body is in contact with the radiator; the heat dissipation liquid can flow into the first pipe body through the first opening, and the heat dissipation liquid in the first pipe body can flow into the heat dissipation liquid box through the third opening; the heat dissipation liquid in the first pipe body can exchange heat with the radiator;

the second pipe body is arranged in the accommodating cavity, a first end of the second pipe body is communicated with the fourth opening, and a second end of the second pipe body is communicated with the second opening; the heat dissipation liquid in the heat dissipation liquid box can flow into the second pipe body through the fourth opening, and the heat dissipation liquid in the second pipe body can flow out of the second pipe body through the second opening.

In some embodiments, the apparatus further comprises:

the fan is arranged in the accommodating cavity;

the body is also provided with an air outlet which is arranged at the second side of the body;

when the fan works, the air around the radiator can be conveyed out of the body through the air outlet.

In some embodiments, the apparatus further comprises:

the driving device is arranged in the accommodating cavity and is positioned between the first end of the second pipe body and the second end of the second pipe body; the driving device can drive the heat dissipation liquid in the second pipe body to flow from the first end of the second pipe body to the second end of the second pipe body.

In some embodiments, the apparatus further comprises:

the controller is arranged on the body, is electrically connected with the driving device and can control the driving device to drive the flow rate of the cooling liquid in the second pipe body;

in some embodiments, the apparatus further comprises:

the first temperature detector is arranged at the first opening and can detect the temperature of the heat dissipation liquid passing through the first opening;

the second temperature detector is arranged at the second opening and can detect the temperature of the cooling liquid passing through the second opening;

a third temperature detector, disposed outside the body, capable of detecting a temperature of an environment in which the device is located;

the controller is connected with the first temperature detector, the second temperature detector and the third temperature detector respectively, and can acquire the temperature detected by the first temperature detector, the temperature detected by the second temperature detector and the temperature detected by the third temperature detector.

In some embodiments, the apparatus further comprises:

the alarm is arranged on the body, is connected with the controller and can send alarm information corresponding to the alarm signal when receiving the alarm signal sent by the controller;

the controller is used for sending a first alarm signal to the alarm when the acquired temperature detected by the first temperature detector is greater than a first preset threshold value; or

When the obtained temperature detected by the second temperature detector is greater than a second preset threshold value, a second alarm signal is sent to the alarm; or

And sending a third alarm signal to the alarm when the acquired temperature detected by the third temperature detector is greater than a third preset threshold value.

In some embodiments, the apparatus further comprises:

and the output unit is connected with the controller and can output the temperature detected by the first temperature detector, the temperature detected by the second temperature detector, the temperature detected by the third temperature detector and the flow rate of the cooling liquid in the second pipe body driven by the driving device, which are received by the controller.

In some embodiments, the apparatus further comprises:

a third tube having a first end and a variable diameter second end, the first end of the third tube being in communication with the first opening, the variable diameter second end of the third tube being in communication with the first end of the first device; the heat dissipation liquid in the first end of the first device can flow into the third pipe body through the second end of the third pipe body with the variable diameter and flow into the first opening through the first end of the third pipe body;

a fourth tube having a first end and a variable diameter second end, the first end of the fourth tube in communication with the second opening, the variable diameter second end of the fourth tube in communication with the second end of the first device; the heat dissipation liquid of the second pipe body can flow into the first end of the fourth pipe body through the second opening, and flows into the second end of the first device through the second end of the fourth pipe body, wherein the second end of the fourth pipe body can be changed in diameter.

In some embodiments, the apparatus further comprises:

and the storage disc is arranged on the body and can store the third pipe body and the fourth pipe body.

In some embodiments, the apparatus further comprises:

a first valve provided between the first opening and the radiator and capable of controlling a flow rate of the coolant passing through the first opening;

and the second valve is arranged between the second opening and the fourth opening and can control the flow rate of the cooling liquid passing through the second opening.

In the embodiment of the application, a pipeline for flowing the heat dissipation liquid is formed by the first opening, the first pipe body, the heat dissipation liquid tank, the second pipe body and the second opening, at least one part of the first pipe body is connected with the radiator, and the heat dissipation liquid can exchange heat with the external environment through the radiator; for the water cooling system for performing water-cut maintenance on local pipelines, the water outlet pipe corresponding to the maintenance pipeline is communicated with the first opening, and the water inlet pipe is communicated with the second opening, so that the technical effect of circulating and cooling the cooling liquid of the water cooling system through the heat dissipation device can be realized, and the server does not need to be stopped; and moreover, the cooling liquid can be stored in the cooling liquid tank, and when the cooling liquid is insufficient due to the liquid leakage and other conditions of the water cooling system, the cooling liquid stored in the cooling liquid tank can also be used for the heat dissipation circulation of the water cooling system, so that the risk of the shutdown of the server is reduced.

Drawings

The drawings illustrate generally, by way of example, but not by way of limitation, various embodiments discussed herein.

Fig. 1 is a schematic structural diagram of a heat dissipation device according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of an alternative heat dissipation apparatus according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of an alternative heat dissipation apparatus according to an embodiment of the present disclosure;

reference numerals: 110. a body; 120. a heat sink; 130. a heat dissipation box body; 140. a first pipe body; 150. A second tube body; 111. an accommodating chamber; 112. a first opening; 113. a second opening; 131. a third opening; 132. a fourth opening; 160. a fan; 114. an air outlet; 220. a first valve; 230. a second valve; 190. a third tube; 200. a fourth tube body; 170. a drive device; 180. a controller; 250. an alarm.

Detailed Description

So that the manner in which the features and elements of the present embodiments can be understood in detail, a more particular description of the embodiments, briefly summarized above, may be had by reference to embodiments, some of which are illustrated in the appended drawings.

In the description of the embodiments of the present application, it should be noted that, unless otherwise specified and limited, the term "connected" should be interpreted broadly, for example, as an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.

It should be noted that the terms "first \ second \ third" referred to in the embodiments of the present application are only used for distinguishing similar objects, and do not represent a specific ordering for the objects, and it should be understood that "first \ second \ third" may exchange a specific order or sequence order if allowed. It should be understood that "first \ second \ third" distinct objects may be interchanged under appropriate circumstances such that the embodiments of the application described herein may be implemented in an order other than those illustrated or described herein.

The heat sink according to the embodiment of the present application will be described in detail below with reference to fig. 1 to 3.

Fig. 1 is a schematic structural diagram of a heat dissipation device according to an embodiment of the present application, and as shown in fig. 1, the embodiment of the present application provides a heat dissipation device, including: the heat sink includes a body 110, a heat sink 120, a heat sink 130, a first tube 140 and a second tube 150.

A body 110 having a receiving cavity 111, a first opening 112, a second opening 113; the first opening 112 and the second opening 113 are disposed at a first side of the body 110.

And a heat sink 120 disposed in the accommodating chamber 111 and capable of exchanging heat with an external environment.

And the heat dissipation liquid box 130 is provided with a third opening 131 and a fourth opening 132, and the heat dissipation liquid box 130 is arranged in the accommodating cavity 111.

A first tube 140 disposed in the accommodating cavity 111, wherein a first end of the first tube 140 is communicated with the first opening 112, a second end of the first tube 140 is communicated with the third opening 113, and at least a portion of the first tube 140 is in contact with the heat sink 120; the heat dissipation fluid can flow into the first pipe 140 through the first opening 112, and the heat dissipation fluid in the first pipe 140 can flow into the heat dissipation fluid tank 130 through the third opening 131; the heat-dissipating fluid in the first tube 140 can exchange heat with the heat sink 120.

A second tube 150 disposed in the accommodating cavity 111, wherein a first end of the second tube 150 is communicated with the fourth opening 132, and a second end of the second tube 150 is communicated with the second opening 113; the heat dissipation fluid in the heat dissipation fluid tank 130 can flow into the second tube 150 through the fourth opening 132, and the heat dissipation fluid in the second tube 150 can flow out of the second tube 150 through the second opening 113.

In the embodiment of the present application, the structure of the heat dissipation device is not limited. For example, the heat sink may be an external heat sink or may be a part of the host device.

In the embodiment of the present application, the structure of the body 110 is not limited. For example, as shown in fig. 1 to 3, the body 110 has a rectangular parallelepiped structure.

Here, the body 110 has a receiving cavity 111, and the receiving cavity 111 is used for receiving a structural member of the heat sink.

Here, the body 110 has a first opening 112 and a second opening 113. Here, the shapes of the first opening 112 and the second opening 113 are not limited.

In the embodiment of the present application, the structure of the heat sink 120 is not limited, and the heat sink 120 may dissipate heat.

Here, the heat sink 120 may be disposed in the accommodating cavity 111, such that the heat sink 120 is directly and fixedly connected to the body 110, or the heat sink 120 is hung in the accommodating cavity 111 through the first pipe 140.

In the embodiment of the present invention, the structure of the heat sink tank 130 is not limited, the heat sink tank 130 is disposed in the accommodating cavity 111, and the heat sink tank 130 can accommodate heat sink liquid. For example, the coolant tank 130 may be a water tank.

Here, the radiator tank 130 has a third opening 131 and a fourth opening 132.

In the embodiment of the present application, the heat sink tank 130 may be used to store a heat dissipating liquid, so that when the heat sink is docked with the device to be heat dissipated, if the heat dissipating liquid in the device to be heat dissipated is insufficient, the heat dissipating liquid stored in the heat sink tank 130 can supplement the cooling liquid to the cooling circulation system of the device to be heat dissipated, so that the heat sink can dissipate heat of the device to be heat dissipated by circulating through the heat dissipating liquid; the heat-dissipating fluid tank 130 can also store gas in the cooling circulation system, thereby reducing the problem of reduced cooling performance caused by air flowing in the cooling circulation system of the device to be cooled due to lack of cooling fluid or insufficient cooling fluid in the cooling circulation process.

In some embodiments, the heat sink tank 130 may also be used to supplement heat sink liquid. Optionally, a fifth opening and a blocking mechanism are disposed on the heat sink tank 130, the blocking mechanism can control an opening and closing state of the fifth opening, and when the fifth opening is opened, the heat sink tank 130 can be replenished with heat sink liquid through the fifth opening.

In the embodiment of the present invention, the structure of the first tube 140 is not limited as long as at least a portion of the first tube 140 is connected to the heat sink 120, and the heat dissipation liquid in the first tube 140 can exchange heat with the heat sink 120.

Here, the implementation manner of the first end of the first tube 140 communicating with the first opening 112 is not limited. For example, the first end of the first tube 140 and the first opening 112 may be fixedly connected by welding or gluing; for another example, the first opening 112 is sleeved outside the first end of the first tube 140, or the first end of the first tube 140 is sleeved outside the first opening 112; so that the junction of the first end of the first pipe 140 and the first opening 112 can be sealed to prevent the heat dissipation liquid from leaking when flowing between the first end of the first pipe 140 and the first opening 112.

Here, an implementation manner in which the second end of the first pipe 140 communicates with the third opening 131 is not limited. For example, the second end of the first tube 140 and the third opening 131 may be fixedly connected by welding or gluing; for another example, the third opening 131 is sleeved outside the second end of the first tube 140; so that the junction of the second end of the first tube 140 and the third opening 131 can be sealed.

Here, the implementation manner of the second tube 150 communicating with the second opening 113 is not limited. For example, the second end of the second tube 150 and the second opening 113 may be fixedly connected by welding or gluing; for another example, the second opening 113 is sleeved outside the second end of the second tube 150, or the second end of the second tube 150 is sleeved outside the second opening 113; so that the junction of the second end of the second pipe 150 and the second opening 113 can be sealed to prevent the heat radiating liquid from leaking while flowing between the second end of the second pipe 150 and the second opening 113.

Here, the implementation manner of the first end of the second tube 150 communicating with the fourth opening 132 is not limited. For example, the first end of the second tube 150 and the fourth opening 132 may be fixedly connected by welding or gluing; for another example, the fourth opening 132 is disposed outside the first end of the second tube 150; so that the junction of the first end of the second tube 150 and the fourth opening 132 can be sealed.

In some optional implementations of embodiments of the present application, as shown in fig. 2, the heat dissipation device further includes: a fan 160.

Correspondingly, the main body 110 further has an air outlet 114, and the air outlet 114 is disposed at the second side of the main body 110.

When the fan 160 is operated, the air around the heat sink 120 can be transported out of the main body 110 through the air outlet 114. At this time, the fan 160 can increase the heat dissipation speed of the heat sink 120, thereby increasing the heat dissipation efficiency of the heat dissipation device.

In some optional implementations of embodiments of the present application, as shown in fig. 2, the apparatus further includes: a first valve 220 and a second valve 230.

A first valve 220 disposed between the first opening 112 and the radiator 120, and capable of controlling a flow rate of the coolant passing through the first opening 112;

and a second valve 230 disposed between the second opening 113 and the fourth opening 132, and capable of controlling a flow rate of the heat-dissipating fluid passing through the second opening.

In some optional implementations of embodiments of the present application, as shown in fig. 2, the apparatus further includes: a third tube 190 and a fourth tube 200.

A third tube 190 having a first end and a second end with a variable diameter, the first end of the third tube 190 being in communication with the first opening 112, the second end of the third tube 190 with the variable diameter being in communication with the first end of the first device; the heat dissipation fluid in the first end of the first device can flow into the third pipe 190 through the second end of the third pipe 190, which is variable in diameter, and flow into the first opening through the first end of the third pipe 190.

A fourth tube 200 having a first end and a second end with a variable diameter, the first end of the fourth tube 200 being in communication with the second opening 113, the second end of the variable diameter of the fourth tube 200 being in communication with the second end of the first device; the heat dissipation fluid of the second pipe 150 can flow into the first end of the fourth pipe 200 through the second opening, and flow into the second end of the first device through the second end of the fourth pipe 200, which is variable in diameter.

The first device includes a device for dissipating heat through the heat dissipation apparatus provided in the embodiments of the present application, for example: a water-cooled data center, a water-cooled server, a water-cooled host, etc. The first device described in the present application is only illustrated here, and is not intended to limit the scope of use of the solution of the present application.

In the embodiment of the present application, the lengths of the third and

fourth tubes

190 and 200 are not limited. Alternatively, the first end of the third tube 190 and the first opening 112 may be detachably connected, and the first end of the fourth tube 200 and the second opening 113 may be detachably connected.

In some optional implementations of embodiments of the present application, the apparatus further comprises a receiving tray.

And a storage tray provided on the body 110 and capable of storing the third tube 190 and the fourth tube 200.

In some optional implementations of embodiments of the present application, as shown in fig. 3, the apparatus further includes:

and a driving device 170 disposed in the accommodating cavity 111 and located between the first end of the second pipe 150 and the second end of the second pipe 150, wherein the driving device 170 is capable of driving the heat dissipation liquid in the second pipe 150 to flow from the first end of the second pipe 150 to the second end of the second pipe 150. The driving device 170 can forcibly circulate the heat radiating liquid.

In the embodiment of the present application, the structure of the driving device 170 is not limited. In some embodiments, the driving device 170 may be a water pump.

and a controller 180 disposed on the body 110, electrically connected to the driving device 170, and capable of controlling a flow rate of the heat dissipating fluid in the second tube 150 driven by the driving device 170.

In some optional implementations of embodiments of the present application, the apparatus further includes:

and a first temperature detector disposed at the first opening 112 and capable of detecting a temperature of the heat dissipating fluid passing through the first opening 112.

And a second temperature detector disposed at the second opening 113 and capable of detecting a temperature of the heat radiating liquid passing through the second opening 113.

And a third temperature detector disposed outside the body 110 and capable of detecting the temperature of the environment where the heat sink is located.

The controller 180 is connected to the first temperature detector, the second temperature detector, and the third temperature detector, and is capable of acquiring a temperature detected by the first temperature detector, a temperature detected by the second temperature detector, and a temperature detected by the third temperature detector.

In some embodiments, the first temperature detector, the second temperature detector, and the third temperature detector comprise any one of the following temperature detecting instruments: bimetallic, thermocouple, thermal resistance or radiation thermometer.

the alarm 250 is arranged on the body 110, connected with the controller 180, and capable of sending alarm information corresponding to the alarm signal when receiving the alarm signal sent by the controller 180;

the controller 180 is configured to send a first alarm signal to the alarm 250 when the obtained temperature detected by the first temperature detector is greater than a first preset threshold; or

When the obtained temperature detected by the second temperature detector is greater than a second preset threshold value, a second alarm signal is sent to the alarm 250; or

And sending a third alarm signal to the alarm 250 when the obtained temperature detected by the third temperature detector is greater than a third preset threshold value.

The alarm 250 may be a light emitting device, such as L ED light, or a speaker, for example, the alarm 250 may be a preset alarm, such as L ED light with different colors or different sounds as different alarm signals.

and an output unit connected to the controller 180, and capable of outputting the temperature detected by the first temperature detector, the temperature detected by the second temperature detector, the temperature detected by the third temperature detector, and the flow rate of the heat dissipation liquid in the second pipe 150, which are received by the controller 180, driven by the driving device 170.

Here, the structure of the output unit is not limited. For example, the output unit may be a display screen.

a wheel 240 connected to the third surface of the body 110, so that the body 110 can move under the action of an external force based on the wheel 240. Specifically, in some embodiments, the wheel 240 may be a roller, and is mounted at the bottom of the heat sink to facilitate the movement of the heat sink on the ground.

The technical schemes described in the embodiments of the present invention can be combined arbitrarily without conflict.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A heat dissipation device, the device comprising:

2. The apparatus of claim 1, further comprising:

the fan is arranged in the accommodating cavity;

3. The apparatus of claim 1, further comprising:

4. The apparatus of claim 3, further comprising:

the controller is arranged on the body, is electrically connected with the driving device and can control the driving device to drive the flow velocity of the cooling liquid in the second pipe body.

5. The apparatus of claim 4, further comprising:

6. The apparatus of claim 5, further comprising:

7. The apparatus of claim 6, further comprising:

8. The apparatus of claim 1, further comprising:

9. The apparatus of claim 8, further comprising:

10. The apparatus of claim 1, further comprising: