CN217770733U

CN217770733U - Immersed liquid cooling cabinet

Info

Publication number: CN217770733U
Application number: CN202221620352.3U
Authority: CN
Inventors: 李栋; 李林达; 王继鸿; 许海进; 王鑫; 陈红伟; 李晓慧
Original assignee: Nanjing Canatal Data Centre Environmental Tech Co Ltd
Current assignee: Nanjing Canatal Data Centre Environmental Tech Co Ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-08
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses an submergence formula liquid cooling rack, including box and several server mainboard module, temperature acquisition device, the cooling device of setting inside the box and the control panel of setting at the box outer wall, server mainboard module includes coolant liquid and submergence at the inside server mainboard of coolant liquid, arbitrary the server mainboard all is provided with corresponding temperature acquisition device and cooling device, the top of box sets up the upper cover that can overturn, the beneficial effects of the utility model: the server mainboard is immersed in the insulating and non-combustible inert liquid, the electronic element exchanges heat with the liquid cooling liquid with lower temperature, the heat exchange capacity is enhanced, secondly, the server mainboards are monitored and exchanged heat independently, and the server mainboard is favorable for timely diagnosing faults and maintaining while the heat exchange capacity is enhanced.

Description

Immersed liquid cooling cabinet

Technical Field

The utility model relates to a data center refrigeration technology field specifically is an submergence formula liquid cooling rack.

Background

With the rapid development of national informatization and digitization, a data center machine room becomes an important component in national economic development. With the expansion of the scale of data centers and the large-scale use of high-power-density servers, the heat production of a single cabinet is increased sharply. On one hand, the heat of the high-power density server needs to be taken away in time, which can cause equipment damage and downtime and economic loss; on the other hand, the power of the refrigeration equipment required by high heat dissipation is improved by times, and the energy consumption of the data center is increased.

The existing cabinet heat dissipation system mainly uses an air cooling system, and the system has the following obvious disadvantages: firstly, the lower air supply temperature increases the energy consumption of the air conditioning system; secondly, due to the fact that the space inside the cabinet is narrow and the airflow organization is uneven, local temperature inside the cabinet is easily overhigh, normal use of equipment is affected, in order to eliminate local hot points, air supply quantity is increased, air supply temperature is reduced, and energy consumption of an air conditioning system is further increased; the immersed liquid cooling heat dissipation mode is that the whole server is immersed in an electrically insulating medium which has low activity and is not conductive, and heat absorbed by the electrically insulating medium is taken away by an outdoor side refrigerating system, so that the aim of continuously dissipating heat is fulfilled. The existing immersed liquid cooling system is characterized in that a plurality of servers are placed in a box body, the problem of uneven temperature distribution exists in each server due to different heat production quantity, and the plurality of servers are placed together and lack fine management of an operation and maintenance side.

The utility model provides an submergence formula liquid cooling rack, server heat can be taken away to this kind of submergence formula liquid cooling rack, and the server mainboard is furnished with temperature acquisition device, and real time monitoring server mainboard temperature is convenient for monitor abnormal conditions, is convenient for maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an submergence formula liquid cooling rack to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an immersed liquid cooling cabinet comprises a box body, a plurality of server mainboard modules, a temperature acquisition device, a cooling device and a control panel, wherein the server mainboard modules, the temperature acquisition device and the cooling device are arranged in the box body, the control panel is arranged on the outer wall of the box body, the server mainboard modules comprise cooling liquid and server mainboards immersed in the cooling liquid, any server mainboard is provided with the corresponding temperature acquisition device and the corresponding cooling device, and the top of the box body is provided with a turnover upper cover; cooling device includes distributive pipe, collector pipe and several condenser pipe, and the several condenser pipe is arranged in a row and is arranged in the server mainboard directly over, the several the water inlet of condenser pipe with distributive pipe intercommunication, its delivery port and collector pipe intercommunication, the water inlet of distributive pipe and the delivery port of collector pipe are all external and are drawn forth the box, the water inlet of distributive pipe and the delivery port of collector pipe all are provided with the valve for control cooling water's flow, the outside of box still is provided with optic fibre and network external tapping, is convenient for from the box wiring.

As a further aspect of the present invention: the several the server mainboard passes through slot structure and installs in the inner chamber bottom of box, server mainboard module still includes the shell, the coolant liquid loads in the shell, the inner chamber bottom of box is provided with the frame that is used for fixed server mainboard.

As a further aspect of the present invention: the upper cover is connected with the box body through a hinge, a handle is arranged on a movable edge of the upper cover, the upper cover is made of transparent materials, and a visual window is arranged in the middle of the upper cover.

As a further aspect of the present invention: the temperature acquisition device is specifically a temperature sensor and is connected with an external control panel.

As a further aspect of the present invention: the level of the cooling liquid completely submerges the server mainboard, and the level of the condensation pipe is higher than that of the cooling liquid.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the temperature acquisition device on the server mainboard can acquire the temperature of each electronic element, so that the heat dissipation requirement can be met when part of servers operate independently, the heat dissipation of the servers in the state of the highest operating power is ensured, the problem can be determined at the first time when a fault occurs, and the use and maintenance are both considered;

2. the server mainboard is immersed in the insulating and non-combustible inert liquid, and the electronic elements exchange heat with the liquid cooling liquid with lower temperature, so that the heat exchange capacity is enhanced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a three-dimensional structure diagram of the present invention;

fig. 3 is the external water pipe schematic diagram of the water distribution pipe and the water collection pipe of the present invention.

In the figure: 1. a box body; 2. a server motherboard; 3. an upper cover; 4. a visualization window; 5. a temperature acquisition device; 6. a water diversion pipe; 7. a water collection pipe; 8. a condenser tube; 9. a control panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in an embodiment of the present invention, an immersed liquid cooling cabinet includes a plurality of server motherboard modules, a temperature acquisition device 5, a cooling device, and a control panel 9 disposed on an outer wall of a box 1, the box 1 is provided with a reversible upper cover 3 on a top thereof, the server motherboard modules include a cooling liquid and a server motherboard 2 immersed in the cooling liquid, the server motherboard 2 is provided with a corresponding temperature acquisition device 5 and a corresponding cooling device, the temperature acquisition device 5 is specifically a temperature sensor for monitoring a temperature of each electronic component on the server motherboard 2 and ensuring stable operation of each electronic component, the top of the server motherboard 2 is further provided with a liquid level sensor for monitoring a liquid level of the cooling liquid, and ensuring that the cooling liquid can completely submerge the server motherboard and cannot exceed a level of the cooling device; cooling device includes distributive pipe 6, collector pipe 7 and

several condenser pipe

8, and 8 rows of arrangement of several condenser pipe are arranged in server mainboard 2 directly over, the several the water inlet of condenser pipe 8 with distributive pipe 6 intercommunication, its delivery port and collector pipe 7 intercommunication, the box 1 is all externally drawn forth to the water inlet of distributive pipe 6 and the delivery port of collector pipe 7, the water inlet of distributive pipe 6 and the delivery port of collector pipe 7 all are provided with the valve for the flow of control cooling water.

It is worth noting that the plurality of server mainboard 2 passes through slot structure and installs in the inner chamber bottom of box 1, the inner chamber bottom of box 1 is provided with the frame that is used for fixed server mainboard 2, server mainboard module still includes the shell, the coolant liquid loads in the shell, the several server mainboard 2 is linear arrangement in proper order and fixes on the frame.

It is worth noting that one side of the upper cover 3 which can be turned over is connected with the box body 2 through a hinge, the other side is a movable side, a handle is arranged on the movable side, and sealing rings are arranged at the connecting position of the upper cover 3 and the box body 1, so that the sealing performance of the whole box body 1 is guaranteed.

The submerged liquid cooler also comprises a data collecting unit, wherein the data collecting unit is respectively connected with the liquid level sensor and the temperature sensor, and the data collecting unit collects and records the numerical information of the liquid level sensor and the temperature sensor in sequence every 10 min.

The working principle is as follows:

the server mainboard 2 generates heat in operation, the heat is exchanged with cooling liquid filled in the box body 1 by electronic elements, part of the cooling liquid is boiled and evaporated after absorbing the heat, so that the cooling liquid is converted into a gas state to rise, the gaseous cooling liquid is condensed to form small liquid drops after contacting the condensing pipe 8, and finally the small liquid drops back into the cooling liquid below again to maintain the constancy of the cooling liquid, and the process is repeated in a circulating way;

the temperature of each server mainboard 2 is individually monitored by a temperature sensor arranged on the server mainboard 2, the flow of a condenser pipe 8 corresponding to the server mainboard 2 can be adjusted by a control panel 9 through corresponding temperature display, namely, cooling water is respectively distributed to the condenser pipes 8 where different server mainboards 2 are located by using a water distribution pipe 6, and the cooling water in the condenser pipes 8 is finally collected by using a water collection pipe 7 and led out of the box body 1;

can monitor the liquid level height of coolant liquid through the level sensor who sets up, ensure that the coolant liquid can not submerge server mainboard 2 completely, guarantee that server mainboard 2 can both obtain the heat dissipation everywhere, when the liquid level height is less than the minimum, automatically regulated valve aperture grow on the condenser pipe 8 that distributive pipe 6 corresponds, cooling water flow increases in the condenser pipe 8, the condensation volume increases, the liquid level rises, reach when the liquid level and set for normal liquid level, automatically regulated valve aperture on the 6 branch pipes of distributive pipe reduces, reduce the consumption of the energy.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. .

Claims

1. The utility model provides an submergence formula liquid cooling rack, includes box and sets up at the inside several server mainboard module of box, temperature acquisition device, cooling device and set up the control panel at the box outer wall, its characterized in that: the server mainboard module comprises cooling liquid and server mainboards immersed in the cooling liquid, any server mainboard is provided with a corresponding temperature acquisition device and a corresponding cooling device, and the top of the box body is provided with a turnover upper cover;

the cooling device comprises a water distribution pipe, a water collection pipe and a plurality of condensation pipes, wherein the plurality of condensation pipes are arranged in rows and are arranged right above the server mainboard, the plurality of condensation pipes are arranged at water inlets of the condensation pipes, the water distribution pipes are communicated, water outlets of the condensation pipes are communicated with the water collection pipe, and the water inlets of the water distribution pipes and the water outlets of the water collection pipes are externally connected with a leading-out box body.

2. The immersed liquid cooled cabinet of claim 1, wherein: the server mainboard module is installed in the inner chamber bottom of box through slot structure, the server mainboard module still includes the shell, the coolant liquid loads in the shell, the inner chamber bottom of box is provided with the frame that is used for fixed server mainboard module.

3. The immersed liquid cooled cabinet of claim 1, wherein: the upper cover is connected with the box body through a hinge, a handle is arranged on a movable edge of the upper cover, the upper cover is made of transparent materials, and a visual window is arranged in the middle of the upper cover.

4. The immersed liquid cooled cabinet of claim 1, wherein: the temperature acquisition device is specifically a temperature sensor and is connected with an external control panel.

5. The immersed liquid cooled cabinet of claim 1, wherein: the level of the cooling liquid completely submerges the server mainboard, and the level of the condensation pipe is higher than that of the cooling liquid.