KR101654254B1

KR101654254B1 - Liquid cooled housing manufactured by 3D print

Info

Publication number: KR101654254B1
Application number: KR1020150106421A
Authority: KR
Inventors: 정용인; 문우용
Original assignee: 한화탈레스 주식회사
Priority date: 2015-07-28
Filing date: 2015-07-28
Publication date: 2016-09-05

Abstract

The present invention provides a liquid cooled housing manufactured by a 3D printer. A plurality of unit plates are connected to surround the outer part of a heating driving device. Each of the unit plates comprises an inner hollow part. One of the plurality of unit plates has an inlet part for receiving cooling water and an outlet part for discharging the cooling water. The plurality of unit plates allow the cooling water inputted through the inlet part to flow to the inner hollow part of each of the plurality of unit plates and then discharge the cooling water through the outlet part. So, the heating driving device can be generally cooled.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a liquid cooled housing manufactured by a 3D printer,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a cooling structure, and more particularly, to a cooling structure which is formed by a 3D printer, which is applied in a form in which a plurality of circuits and motors are combined to cover an electric driving device, .

(CPU) for controlling the operation of a computer or the like including data operation processing, a GPU for carrying out graphic operation processing, or an integrated circuit on a sight side socket side, which is generally called a North Bridge a variety of circuit components such as a north bridge and a south bridge that manages power management and USB interfaces with an integrated circuit on the side of a peripheral component interconnect (PCI) slot emits a relatively large amount of heat during operation .

In the meantime, such a circuit component is provided with a plurality of electric driving apparatuses, for example, a 3D printer, and in particular, a 3D printer is provided with a plurality of driving units for moving a nozzle or the like for supplying a material for forming a molded product, Not only a plurality of driving motors are used but also a separate heating device for melting the molding material is applied and a considerable amount of heat is additionally generated as a whole.

In the case where the heat generated from the multiple circuit components, the driving parts and the heating devices is not properly cooled or dissipated, the heat generated by the driving motor and each nozzle, and the detailed electronic components described above, Factor.

In order to solve such a problem, a cooling fan for applying a separate radiating fin or the like to each of the components or a cooling fan for directly supplying wind to the main driving parts such as a driving motor and a thermal heating device may be applied.

However, cooling or heat dissipation of a large-sized electric device such as a 3D printer can not be effectively performed only by the conventional radiating fins and cooling fans, and maintenance and repair are considerably inconvenient because cooling is performed for each part.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the aforementioned problems and drawbacks of the prior art, and an object of the present invention is as follows.

First, it is an object of the present invention to provide a housing-type cooling device capable of cooling the electronic driving device as a whole.

Second, it is an object of the present invention to provide a housing-type cooling device that is compact in construction while improving durability and capable of improving cooling performance.

Thirdly, it is an object of the present invention to provide a housing-type cooling apparatus which can control the flow of cooling water according to a situation to enable efficient operation.

Fourth, the present invention is intended to allow a radiating fin or the like to be applied to the above-described housing-type cooling device, but it is an object of the present invention to make it possible to manufacture it as an integral type.

The problems of the present invention are not limited to the above-mentioned problems, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.

In order to achieve the above-mentioned object, the present invention is characterized in that a plurality of unit plates are connected so as to cover and cover the outside of a driving device for generating heat, each of the unit plates has an inner hollow portion, Wherein the plurality of unit plates are provided with a 3D printer in which the cooling water introduced through the inlet portion flows through the inner hollow portion of each of the plurality of unit plates and is discharged to the discharge portion, Lt; RTI ID = 0.0 > a < / RTI > liquid cooled housing.

Wherein the unit plate includes an upper unit plate and a pair of side plate upper plates provided on both sides of the upper unit plate, wherein one of the pair of side unit plates is provided with the inlet and the outlet have.

Further, a radiating fin may be further provided on the upper unit plate and the hollow portion inside the side unit plate.

Also, the radiating fins may have a rectangular block shape having a predetermined thickness, and may be arranged in a plurality of rows and a plurality of rows in the inner hollow portion of each unit plate.

Also, the heat dissipation fins may be formed such that a plurality of bending pieces are continuously connected and crossed to the inner hollow portion of each unit plate so that the cooling water can flow.

In addition, the hollow portion of each of the unit plates may further include a plurality of rows and a plurality of rows of supporting pieces at positions spaced apart from each other in a direction perpendicular to the plane of the unit plate.

A temperature sensor for measuring the temperature of the cooling water flowing in the unit plate; a pressure sensor for measuring the pressure of the cooling water flowing in the unit plate; And a control unit electrically connected to the pressure sensor.

Further, a plurality of flow guides for controlling the flow direction of the cooling water in the hollow portion of each unit plate may be further provided.

The one channel guide of the plurality of channel guides includes a fixing guide fixed to the unit plate, a hinge provided at an end of the fixing guide, and a rotation guide rotatably installed around the hinge, The flow direction of the cooling water can be changed when the rotation guide is rotated.

Further, the unit plate and the radiating fin can be integrally manufactured by a 3D printer

The effect of the liquid-cooled housing manufactured by the 3D printer according to one embodiment of the present invention will be described as follows.

First, according to the liquid-cooled housing manufactured by the 3D printer according to the embodiment of the present invention, if the structure is compact, the entire maintenance and repair of the cooling apparatus can be smoothly performed.

Secondly, according to the liquid cooling housing manufactured by the 3D printer according to the embodiment of the present invention, the flow guide provided inside the unit plate can be modified according to the situation to change the flow direction of the cooling water. Therefore, the cooling water can be concentrated around the portion where the heat is generated, so that efficient operation becomes possible.

Third, according to the liquid-cooled housing manufactured by the 3D printer according to an embodiment of the present invention, a temperature sensor, a pressure sensor, or the like is applied to recognize a malfunction or the like, and the cooling water can be replenished in a timely manner, Lt; / RTI >

Fourthly, according to the liquid-cooled housing manufactured by the 3D printer according to an embodiment of the present invention, the 3D printer is manufactured using the 3D printer, so that the housing having the radiating fin and the flow guide can be integrally manufactured at one time .

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view schematically illustrating an appearance of a liquid-cooled housing according to an embodiment of the present invention;
FIG. 2 is a view for explaining a direction in which the cooling water flows in the liquid-cooled housing shown in FIG. 1; FIG.
FIG. 3 is a projection perspective view showing a flow path guide and a heat dissipation fin structure applied in the liquid-cooled housing shown in FIG. 1; FIG.
FIG. 4 is a perspective view showing another embodiment of a radiating fin applied to a liquid-cooled housing according to an embodiment of the present invention; FIG.
FIG. 5 is a block diagram illustrating a connection relationship between major components of a liquid-cooled housing according to an exemplary embodiment of the present invention; FIG.
FIG. 6 is a projection perspective view showing a flow guide to be applied in a liquid-cooled housing according to another embodiment of the present invention; FIG. And
FIG. 7 is a view for explaining the operation of the flow guide of the upper unit plate in FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In describing the present embodiment, the same designations and the same reference numerals are used for the same components, and further description thereof will be omitted. First, the configuration and operation according to the preferred embodiment of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a perspective view schematically showing an appearance of a liquid-cooled housing according to an embodiment of the present invention, FIG. 2 is a view for explaining a direction in which cooling water flows in the liquid-cooled housing shown in FIG. 1, FIG. 3 is a projection perspective view illustrating a flow guide and a heat dissipation fin structure applied in the liquid-cooled housing shown in FIG. 1. FIG.

As shown in the figure, the liquid-cooled housing 100 according to an embodiment of the present invention includes a plurality of unit plates 111, 112, 113, and 114 that cover the outer surface of an electric driving apparatus that generates heat during operation do.

As shown in the figure, the unit plate includes an upper unit plate 112, a lower unit plate 114, and an upper unit plate 112, which are disposed on an upper portion of an installation space portion 105 where the electric driving device is installed. And a pair of side unit plates 111 and 113 provided on both sides of the plate 114. That is, the corner portions of the unit plates 111, 112, 113, and 114 are connected to each other to form a rectangular box shape.

Each of the unit plates 111, 112, 113, and 114 has a rectangular plate shape having a hollow portion 101 therein. When two or more unit plates are adjacent to each other, Are connected to each other.

In this embodiment, the side unit plates 111 and 113 and the inside of the upper unit plate 112 are connected and connected to each other.

The one side unit plate 111 of the pair of side unit plates 111 and 113 is configured such that the inflow portion 122 through which the cooling water flows into the hollow portion 101 and the cooling water A discharge portion 124 is provided.

That is, the side unit plates 111 and 113 and the upper unit plate 112 are arranged such that the cooling water introduced through the inlet 122 flows sequentially through the plurality of unit plates 111, 112 and 113 And then discharged to the discharge unit 124 again.

2 and 3, the cooling water introduced into the inlet 122 of the one side unit plate 111 passes through the upper unit plate 112 and then flows back to the other side unit plate 113 Flows through the upper unit plate 112, and then is discharged to the discharge unit 124 provided on the one side unit plate 111.

The inner hollow portion 101 of each of the unit plates 111, 112 and 113 is provided with a plurality of flow guides 132 and 134 for controlling the flow direction of the cooling water. And the flow guides 132 and 134 are disposed in the upper unit plate 112 and the both side unit plates 111 and 113 so that all the flow channels 132 and 134 flow.

3, a plurality of flow guides 132 are applied to the one side unit plate 111 so that the cooling water flows in a zigzag shape so that the contact area of the cooling water is maximized, and the upper unit plate 112, a flow guide 134 may be applied to allow cooling water to move between the side plates 111, 113.

Although not shown in detail, it is preferable to apply the flow guide applied to the one side unit plate so that the cooling water is bent and flowed in a staggered manner, like the other side unit plate 113 and the one side unit plate 111.

The radiating fins 140 are provided on the inner hollows of the unit plates 111, 112, and 113, respectively. FIG. 3 shows a configuration in which a square radiating fin 140 is arranged in a plurality of rows and a plurality of rows along a flow path of cooling water formed by the flow guides 132 and 134.

4, the radiating fin 240 may include a supporting piece 241 and a bending piece 242. In addition, as shown in FIG.

Here, the bending piece 242 is preferably bent and crossed several times in a direction parallel to the plane of the unit plate.

The bending piece 242 can smoothly flow the cooling water through the bent portion and make the contact area with the cooling water larger.

The support pieces 241 are provided to cross the hollow portion 101 in a direction perpendicular to the surface of the unit plates 111, 112 and 113 to increase the resistance against vertical pressure applied to the unit plate .

FIG. 5 is a block diagram illustrating a connection relationship among other major components of a liquid-cooled housing according to an exemplary embodiment of the present invention.

As shown in FIG. 5, the liquid-cooled housing 100 according to the present embodiment further includes a separate hydraulic pump 174 for supplying cooling water from the outside.

A temperature sensor 182 for measuring the temperature of the cooling water flowing in the unit plates 111, 112 and 113; a pressure sensor for measuring the pressure of the cooling water flowing in the unit plates 111, 112 and 113; And a controller 160 electrically connected to the hydraulic pump 174, the temperature sensor 182, and the pressure sensor 184, as shown in FIG.

Here, it is preferable that the temperature sensor 182 and the pressure sensor 184 are provided on the discharge portion 124 side.

The operation of the liquid-cooled housing according to the present embodiment having the above-described structure will now be described.

First, the cooling water using the hydraulic pump 174 is supplied through the inlet 122 provided in the one side unit plate 111. In this case, the introduced cooling water flows into one side unit plate 111 and then flows to the other side unit plate 113 through the upper unit plate 112 by the flow guides 132 and 134.

And then flows to the upper unit plate 112 again after passing through the side unit plate 113. After flowing into the one side unit plate 111 from the upper unit plate 112 and then through the discharge part 124, .

Meanwhile, since the cooling fins 140 and 240 pass through the cooling water according to the flow of the cooling water, a more efficient cooling effect is obtained.

The main driving unit 172 such as a main motor or a heating device of the electric apparatus applied to the installation space unit 105 may be electrically connected to the controller 160 and then the temperature sensor 184 may be applied If the temperature of the cooling water is lower than the predetermined temperature, the hydraulic pump 174 or the like may be operated only during the operation of the main driving unit 172, which is the main cause of the heat generation of the electric apparatus, to increase the power efficiency.

According to one embodiment of the present invention configured as described above, the entire structure of the liquid-cooled housing is compact, so that maintenance and repair are simplified, and the heat generation of the electric device can be controlled as a whole.

In addition, by applying a temperature sensor and a pressure sensor, malfunctions and malfunctions can be recognized, or cooling water can be replenished in a timely manner, enabling stable driving.

Meanwhile, it is preferable that the liquid-cooled housing according to the embodiment of the present invention is manufactured using a 3D printer.

In this way, when a 3D printer is manufactured, it is possible to manufacture the housing having the radiating fins and the flow guide inside at one time, thereby achieving a durable and accurate design application while having a more convenient manufacturing process.

FIG. 6 is a perspective view illustrating a flow guide applied in a liquid-cooled housing according to another embodiment of the present invention, and FIG. 7 is a plan view illustrating an operation of the flow guide of the upper unit plate in FIG.

As shown in the drawings, the liquid-cooled housing according to another embodiment of the present invention may be provided with a separate flow guide for changing the flow direction of the cooling water.

6 and 7 illustrate a form in which a flow guide for allowing cooling water to flow to a partial area of the upper unit plate 112 is applied.

That is, the flow guide applied to the upper unit plate 112 of the plurality of flow guides includes a fixed guide 232, a hinge portion 236, and a rotation guide 234 that rotates about the hinge portion 236 So that the flow direction of the rotation guide 234 can be changed when the rotation guide 234 is rotated.

In other words, in the case of FIG. 6, cooling water flows in one side region of the upper unit plate 112, unlike the above embodiment.

The rotation guide 234 may be applied in various other forms, and may be designed according to the position of the heat generating component of the electric driving device, and may be applied to other unit plates other than the upper unit plate 112 .

The rotation guide 234 may have a separate sealing structure at a portion contacting the unit plate so that the cooling water is not hidden from the inner side of the unit plate. The magnet portion 238 is applied to the end portion of the rotation guide 234 It is preferable that a switch unit (not shown) exerting a separate magnetic force to the magnet unit 238 can be applied to move the magnet unit 238 outside the upper unit plate 112.

According to another embodiment of the present invention configured as described above, the flow direction of the cooling water can be changed by modifying the flow guide provided in the unit plate, so that the cooling water can be concentrated on the portion where heat is generated according to the situation Efficient operation can be achieved.

It is needless to say that the liquid-cooled housing according to the present embodiment may also be manufactured using a 3D printer.

It will be apparent to those skilled in the art that the present invention can be embodied in other specific forms without departing from the spirit or scope of the invention as defined in the appended claims. It is obvious to them. Therefore, the above-described embodiments are to be considered as illustrative rather than restrictive, and the present invention is not limited to the above description, but may be modified within the scope of the appended claims and equivalents thereof.

100: liquid-cooled housing 105: installation space part
111, 113: side unit plate 112: upper unit plate
122: inlet portion 124: outlet portion
132, 134: a flow guide 140, 242:
160: control unit 174: hydraulic pump
182: Temperature sensor 184: Pressure sensor
236: hinge portion 234: rotation guide
238:

Claims

A plurality of unit plates are connected to cover the outside of the heat generating drive device, each of the unit plates has an inner hollow portion, and a unit plate of the plurality of unit plates has an inlet portion through which coolant flows, Wherein the cooling water flowing through the inflow portion flows into the inner hollow portion of each of the plurality of unit plates and is discharged to the discharge portion,
Further comprising a plurality of flow guides for controlling the flow direction of the cooling water in the hollow portion of each unit plate,
Wherein one of the plurality of channel guides includes a fixed guide fixed to the unit plate, a hinge provided at an end of the fixed guide, and a hinge unit rotatably provided around the hinge, And a rotation guide having a separate magnet portion at an end thereof and being adjusted in position by a magnetic force at the outside of the unit plate so that the flow direction of the cooling water during the rotation of the rotation guide is changed Liquid-cooled housing made by 3D printer.

The method according to claim 1,
Wherein the unit plate includes an upper unit plate and a pair of side unit plates provided on both sides of the upper unit plate,
Wherein one of the pair of side unit plates is provided with the inlet portion and the discharge portion on one side unit plate
Liquid-cooled housing made by 3D printer.

The method according to claim 2, wherein
And a heat dissipation fin is further provided on the upper unit plate and the inner unit side plate hollow portion,
Liquid-cooled housing made by 3D printer.

The method of claim 3,
The heat-
And has a rectangular block shape having a predetermined thickness,
A plurality of rows and columns arranged in the inner hollow portion of each unit plate,
Liquid-cooled housing made by 3D printer.

The method of claim 3,
The heat-
Wherein a plurality of bending pieces are continuously connected and crossed to an inner hollow portion of each unit plate so that cooling water can flow.
Liquid-cooled housing made by 3D printer.

5. The method of claim 4,
Wherein a plurality of rows and a plurality of columns are provided on the hollow portion of each of the unit plates at positions spaced apart from each other in a direction perpendicular to the plane of the unit plate,
Liquid-cooled housing made by 3D printer.

The method according to claim 1,
A temperature sensor for measuring the temperature of the cooling water flowing in the unit plate; a pressure sensor for measuring the pressure of the cooling water flowing in the unit plate; Further comprising a control unit electrically connected to the pressure sensor,
Liquid-cooled housing made by 3D printer.

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