CN212253325U

CN212253325U - Heat exchange water tank and liquid cooling device

Info

Publication number: CN212253325U
Application number: CN202020451139.9U
Authority: CN
Inventors: 黄福胜; 朱瑞; 张传美; 耿丽丽
Original assignee: Shenzhen Silver Basis Technology Co Ltd
Current assignee: Shenzhen Silver Basis Technology Co Ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-12-29
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a cooling system technical field, the utility model provides a heat transfer water tank and liquid cooling device, above-mentioned heat transfer water tank is including the box that has the inlet, and all locate the heating unit in the box, temperature detecting element and drain cover, the heating unit is connected with the temperature detecting element electricity, the drain cover is located the heating unit and is covered the inlet, the one end that the inlet was kept away from to the drain cover is equipped with the drain mouth that is used for with inlet and the inside intercommunication of box, above-mentioned heat transfer water tank can make the coolant liquid begin to heat up and reach the settlement temperature value rapidly at the beginning of cold start-up, make the viscidity of coolant liquid reduce rapidly, effectively prevent to cause the damage to the liquid cooling device, also can avoid the electron device of equipment to cause the damage because of operating temperature is.

Description

Heat exchange water tank and liquid cooling device

Technical Field

The utility model relates to a cooling system technical field especially provides a heat exchange water tank and liquid cooling device.

Background

At present, liquid cooling devices are widely used in high power consumption devices such as network servers, medical devices, military devices, and the like because of their excellent heat dissipation performance.

However, when the equipment is cold-started, the cooling liquid inside the liquid cooling device is still in a low-temperature state, and particularly in low-temperature weather, the viscosity of the cooling liquid is large, which easily damages components such as a pump body of the liquid cooling device, and meanwhile, since the temperature of the cooling liquid is low, electronic devices such as an Insulated Gate Bipolar Transistor (IGBT) and a diode in the equipment are damaged due to too low operating temperature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat transfer water tank and liquid cooling device aims at solving current liquid cooling device and at the too low technical problem of cold starting time coolant liquid temperature.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a heat exchange water tank, is including the box that has the inlet, and all locate heating unit, temperature detecting element and drain cover in the box, heating unit with the temperature detecting element electricity is connected, the drain cover is located heating unit will the inlet covers, the drain cover is kept away from the one end of inlet is equipped with and is used for with the inlet with the drain mouth of the inside intercommunication of box.

The utility model provides a heat exchange water tank has following beneficial effect at least: when in cold start, the temperature detection unit detects that the temperature of the cooling liquid in the box body is lower than a set temperature value, namely, a starting instruction is sent to the heating unit, then the cooling liquid positioned outside the box body enters the liquid guide cover from the liquid inlet, and is heated by the heating unit, the heated cooling liquid flows into the box body from the liquid guide port and is mixed with the cooling liquid in the box body, so that the cooling liquid in the box body is heated and then flows out of the box body to cool and radiate the equipment, after the cooling liquid circularly flows for many times, the temperature detection unit detects that the temperature of the cooling liquid in the box body reaches a set temperature value, the stop instruction is sent to the heating unit, so that the cooling liquid starts to be heated at the beginning of cold start and reaches a set temperature value rapidly, the viscosity of the cooling liquid is reduced rapidly, the liquid cooling device is effectively prevented from being damaged, and meanwhile, the electronic device of the equipment is prevented from being damaged due to excessively low working temperature.

In one embodiment, the box body is further provided with a liquid injection port, the heat exchange water tank further comprises a filter unit arranged in the box body, and the filter unit covers the liquid injection port.

In one embodiment, the box body is further provided with a liquid supplementing port for connecting an external liquid supplementing mechanism, the heat exchange water tank further comprises a liquid level detection unit arranged in the box body, and the liquid level detection unit is used for being electrically connected with the external liquid supplementing mechanism.

In one embodiment, the filter unit further covers the fluid infusion port.

In one embodiment, a baffle is arranged in the box body and is positioned below the filtering unit.

In one embodiment, the heating unit is disposed adjacent to the temperature detection unit.

In one embodiment, the box body is further provided with a liquid outlet, the heat exchange water tank further comprises a vortex preventing member arranged in the box body, and the vortex preventing member covers the liquid outlet.

In one embodiment, a pressure relief valve is arranged on the box body, and the pressure relief valve is communicated with the inside of the box body.

In one embodiment, the heat exchange water tank further comprises a liquid level meter arranged outside the tank body, and the liquid level meter is communicated with the inside of the tank body.

In order to achieve the above object, the utility model also provides a liquid cooling device, including above-mentioned heat exchange water tank.

Because the liquid cooling device adopts all the embodiments of the heat exchange water tank, the liquid cooling device at least has all the beneficial effects of the embodiments, and the details are not repeated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a heat exchange water tank provided by an embodiment of the present invention with a panel removed;

fig. 2 is a schematic structural view of the heat exchange water tank provided by the embodiment of the present invention without a panel, a liquid guide cover and a sealing cover;

FIG. 3 is a schematic view of a fluid guide cover in the heat exchange water tank shown in FIG. 1;

FIG. 4 is an exploded view of a filter unit in the heat exchange water tank shown in FIG. 1;

fig. 5 is a schematic structural view of a swirl preventing member in the heat exchange water tank shown in fig. 1.

Wherein, in the figures, the respective reference numerals:

10. the liquid level detection device comprises a box body, 11, a liquid inlet, 12, a liquid injection port, 13, a liquid supplementing port, 14, a liquid outlet, 15, a baffle, 16, a sealing cover, 20, a heating unit, 30, a temperature detection unit, 40, a liquid guide cover, 41, a liquid guide port, 50, a filtering unit, 51, a frame body, 511, a liquid discharge port, 52, a filter core, 60, a liquid level detection unit, 70, a vortex prevention piece, 71, a first plate body, 72, a second plate body, 80, a pressure release valve, 90 and a liquid level meter.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 3, a heat exchange water tank includes a tank body 10 having a liquid inlet 11, and a heating unit 20, a temperature detecting unit 30 and a liquid guiding cover 40 all disposed in the tank body 10, wherein the heating unit 20 is electrically connected to the temperature detecting unit 30, the liquid guiding cover 40 covers the heating unit 20 and covers the liquid inlet 11, and one end of the liquid guiding cover 40 away from the liquid inlet 11 is provided with a liquid guiding port 41 for communicating the liquid inlet 11 with the inside of the tank body 10.

When the cold start is performed, the temperature detecting unit 30 detects that the temperature of the cooling liquid in the box 10 is less than a set temperature value, that is, a start instruction is sent to the heating unit 20, then the cooling liquid outside the box 10 enters the liquid guide cover 40 from the liquid inlet 11 and is heated by the heating unit 20, the heated cooling liquid flows into the box 10 from the liquid guide port 41 and is mixed with the cooling liquid inside the box 10, so that the cooling liquid inside the box 10 is heated, and then flows out of the box 10 for cooling and heat dissipation of the equipment, after the cooling liquid flows circularly for a plurality of times, the temperature detecting unit 30 detects that the temperature of the cooling liquid in the box 10 reaches the set temperature value, that is, a stop instruction is sent to the heating unit 20, so that the cooling liquid starts to be heated and quickly reaches the set temperature value at the beginning of the cold start, the viscosity of the cooling liquid is quickly reduced, and damage to the liquid, meanwhile, the electronic device of the equipment can be prevented from being damaged due to the excessively low working temperature; in addition, through setting up drain cover 40, also can effectively increase the flow path of coolant liquid in box 10, can prevent that the coolant liquid from flowing into box 10 from inlet 11 after again flowing out outside box 10 rapidly, guarantee to flow into box 10 inside and through the effective mixture of coolant liquid and the other coolant liquids of box 10 inside from inlet 11 after the heating, effectively improve the programming rate of the coolant liquid of box 10 inside.

Specifically, as shown in fig. 1 to fig. 3, the heating unit 20 is an electric heating tube or an electric heating rod, and the heating unit 20 extends into the liquid guiding cover 40 from the liquid guiding opening 41 along the length direction of the liquid guiding cover 40, so that the cooling liquid outside the box body 10 can flow from one end to the other end of the heating unit 20 after entering the liquid guiding cover 40 from the liquid inlet 11, and thus the cooling liquid can be fully heated, and the temperature rising speed of the cooling liquid is further increased.

In this embodiment, please refer to fig. 1 and fig. 2, the box body 10 further has a liquid injection port 12, the heat exchange water tank further includes a filter unit 50 disposed in the box body 10, and the filter unit 50 covers the liquid injection port 12. When liquid cooling device was installed for the first time or when accomplishing the maintenance, the accessible was annotated mouthful 12 and is added the notes coolant liquid to box 10, and the coolant liquid need filter through filter unit 50 earlier, effectively prevents that large granule impurity from getting into in the box 10 and causing the heat dissipation runner to block up, more effectively avoids the damage of liquid cooling device.

Specifically, as shown in fig. 1, 2, and 4, the filter unit 50 includes a frame 51 and a filter element 52, the filter element 52 is provided in the frame 51, a drain opening 511 is provided in a wall portion of the frame 51, and the coolant enters the filter unit 50 from the liquid injection opening 12, is filtered by the filter element 52, and is discharged into the case 10 from the drain opening 511 of the frame 51. Wherein, the filter element 52 can be selected from filter screens, filter cottons and other components with filtering function.

Specifically, as shown in fig. 1, the case 10 is provided with a lid 16 that is hermetically connected to the edge of the liquid inlet 12, and after the filling of the coolant is completed, the liquid inlet 12 can be closed with the lid 16 to prevent the coolant from leaking.

In this embodiment, please continue to refer to fig. 1 and fig. 2, the box body 10 further has a fluid infusion port 13 for connecting an external fluid infusion mechanism, the heat exchange water tank further includes a liquid level detection unit 60 disposed in the box body 10, and the liquid level detection unit 60 is configured to be electrically connected to the external fluid infusion mechanism. When the liquid level detection unit 60 detects that the liquid level of the cooling liquid in the tank 10 is lower than the set liquid level, a start instruction is immediately sent to the external liquid supplementing mechanism, so that liquid is supplemented into the tank 10 through the liquid supplementing port 13, and when the liquid level of the cooling liquid in the tank 10 reaches the set liquid level, the liquid level detection unit 60 immediately sends a stop instruction to the external liquid supplementing mechanism, namely, liquid supplementing operation is stopped, so that the automatic liquid supplementing function is effectively realized, and dry burning of the heating unit 20 caused by too little cooling liquid in the tank 10 is avoided.

In the present embodiment, please refer to fig. 1 and fig. 2, the filtering unit 50 is further covered on the fluid infusion port 13. During the fluid infusion, the coolant liquid need pass through earlier in filter unit 50 filters the back gets into box 10, effectively prevents that large granule impurity from getting into in the box 10 and causing the heat dissipation runner to block up, more effectively avoids the damage of liquid cooling device.

In the present embodiment, with continued reference to fig. 1 and fig. 2, a baffle 15 is disposed in the box 10, and the baffle 15 is located below the filtering unit 50. Through set up baffle 15 in the filter unit 50 below, when adding the coolant liquid to box 10, the coolant liquid is blockked by baffle 15, effectively reduces the impact force of coolant liquid, avoids the direct impact of coolant liquid to arrange the part in box 10 in, effectively prevents the part damage.

In the present embodiment, please refer to fig. 1 and fig. 2, the heating unit 20 is disposed adjacent to the temperature detecting unit 30. Through the arrangement, the temperature detection unit 30 can accurately detect the change of the ambient temperature of the heating unit 20, so that the start-stop action of the heating unit 20 can be accurately controlled, for example, during cold start, the temperature detection unit 30 can accurately detect that the temperature of the ambient cooling liquid of the heating unit 20 is low, so that the heating unit 20 is controlled to start; if the heating unit 20 is in a dry-fire state, the temperature detecting unit 30 can accurately detect that the peripheral temperature of the heating unit 20 is high, so that the heating unit 20 can be timely controlled to stop working, and the heating unit 20 is effectively prevented from being burnt out.

In this embodiment, please refer to fig. 1, fig. 2 and fig. 5, the box body 10 further has a liquid outlet 14, the heat exchange water tank further includes a vortex preventing member 70 disposed in the box body 10, and the vortex preventing member 70 covers the liquid outlet 14. By covering the vortex preventing member 70 at the liquid outlet 14, vortex generation of the cooling liquid when the cooling liquid flows out from the liquid outlet 14 can be prevented, thereby effectively improving the smoothness of the flow of the cooling liquid.

Specifically, as shown in fig. 5, the swirl prevention member 70 includes a first plate 71 and a second plate 72, and the first plate 71 and the second plate 72 are intersected and joined. Of course, the swirl prevention member 70 can be provided with different numbers of plates according to the size of the liquid outlet 14, for example, when the size of the liquid outlet 14 is larger, the swirl prevention member 70 can be formed by intersecting and joining four plates.

In the present embodiment, please refer to fig. 1 and fig. 2, a pressure relief valve 80 is disposed on the box 10, and the pressure relief valve 80 is communicated with the inside of the box 10. When the internal pressure of the box body 10 is too large, the pressure can be released through the pressure release valve 80, and the pressure stabilizing effect is effectively achieved, so that the deformation of the box body 10 due to the too large internal pressure is avoided.

In this embodiment, please refer to fig. 1 and fig. 2, the heat exchange water tank further includes a liquid level meter 90 disposed outside the tank body 10, and the liquid level meter 90 is communicated with the inside of the tank body 10. The inside coolant liquid level that observes box 10 that user's accessible level gauge 90 is direct-viewing changes to can be according to the in-service use needs in good time to box 10 notes coolant liquid.

From whole, above-mentioned heat transfer water tank has integrated that the coolant liquid preheats, the coolant liquid filters, automatic fluid infusion, multiple functions such as inside steady voltage, effectively solves the problem of traditional heat transfer water tank function singleness, also can avoid the different functional module dispersion settings of liquid cooling device simultaneously through integrating multiple functions in heat transfer water tank to effectively reduce the installation space of liquid cooling device.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A kind of heat exchange water tank, its characterized in that: including the box that has the inlet, and all locate heating unit, temperature detecting element and drain cover in the box, heating unit with the temperature detecting element electricity is connected, the drain cover is located heating unit will the inlet covers, the drain cover is kept away from the one end of inlet is equipped with and is used for with the inlet with the drain mouth of the inside intercommunication of box.

2. The heat exchange water tank as claimed in claim 1, wherein: the box still has and annotates the liquid mouth, heat exchange water tank still including locating the filter unit in the box, filter unit cover in annotate the liquid mouth.

3. The heat exchange water tank as claimed in claim 2, wherein: the box still has the fluid infusion mouth that is used for connecting outside fluid infusion mechanism, heat exchange water tank is still including locating liquid level detection unit in the box, liquid level detection unit be used for with outside fluid infusion mechanism electricity is connected.

4. The heat exchange water tank of claim 3, wherein: the filtering unit also covers the fluid infusion port.

5. The heat exchange water tank as claimed in claim 2, wherein: and a baffle is arranged in the box body and is positioned below the filtering unit.

6. The heat exchange water tank as claimed in any one of claims 1 to 5, wherein: the heating unit is arranged adjacent to the temperature detection unit.

7. The heat exchange water tank as claimed in any one of claims 1 to 5, wherein: the box body is also provided with a liquid outlet, the heat exchange water tank also comprises a vortex prevention piece arranged in the box body, and the vortex prevention piece covers the liquid outlet.

8. The heat exchange water tank as claimed in any one of claims 1 to 5, wherein: and a pressure release valve is arranged on the box body and communicated with the inside of the box body.

9. The heat exchange water tank as claimed in any one of claims 1 to 5, wherein: the heat exchange water tank further comprises a liquid level meter arranged on the outer side of the tank body, and the liquid level meter is communicated with the inside of the tank body.

10. A liquid cooling device, its characterized in that: comprising the heat exchange water tank as claimed in any one of claims 1 to 9.