Liquid cooling radiator for optical module

Abstract

The utility model discloses a liquid cooling radiator for an optical module, which comprises a liquid separator, a liquid cooling plate and a liquid feeding pipeline, the liquid feeding pipeline is arranged between the liquid separator and the liquid cooling plate, the liquid cooling plate is composed of an upper shell and a bottom plate, a cooling cavity for cooling liquid to flow is arranged between the upper shell and the bottom plate, and a fixing piece is arranged on the lower end face of the bottom plate. A contact block and heat-conducting foam are arranged between the fixing piece and the bottom plate, and the heat-conducting foam is arranged between the contact block and the bottom plate; the liquid cooling radiator is simple in structure and convenient and fast to use, the liquid cooling radiator is adopted to replace a traditional heat dissipation plate, heat dissipation efficiency is improved, the contact block and the heat conduction foam are arranged at the lower end of the liquid cooling radiator for heat conduction, the fixing piece for clamping the contact block is matched, the contact block and the liquid cooling radiator can be stably placed at the lower end of the liquid cooling radiator, and heat dissipation efficiency is improved. When the contact block touches a heating area, the contact block is extruded to compress the elastic heat-conducting foam backwards, so that the overall height is reduced, high-temperature overheating is avoided, and safety and stability are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical module liquid cooling radiator technical field especially is related to a kind of liquid cooling radiator for optical module. BACKGROUND

[0002] Optical module components generate heat when in use, and with long-term use, a large amount of heat accumulates inside and cannot be discharged to the outside for cooling in time, which will cause a high-temperature environment inside, thereby affecting the normal use of the optical module components, making them prone to damage or even burn out, with safety hazards.

[0003] Therefore, optical module components are used with a radiator for cooling when in use, so that the heat generated can be conducted and dissipated outward, thereby keeping the internal working environment at a normal temperature. However, the existing optical module radiator needs to be repeatedly plugged and installed when in use, which is prone to loosening and falling off, resulting in poor stability. Moreover, the traditional optical module radiator uses a whole piece of copper material for heat conduction and cooling. Although it can conduct heat and cool, it is low in efficiency and poor in heat dissipation effect. In the long-term use process, a high-temperature working environment is still prone to occur, with certain safety hazards.

[0004] Therefore, it is necessary to research a new technical solution to solve the above problems. SUMMARY

[0005] In view of the above, the utility model mainly aims at the defects of the prior art and provides a liquid cooling radiator for optical module.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] A liquid cooling radiator for optical module, comprising a liquid distributor, a liquid cooling plate and a liquid delivery pipeline, the liquid delivery pipeline is arranged between the liquid distributor and the liquid cooling plate, the liquid cooling plate is composed of an upper shell and a bottom plate, a cooling chamber for cooling liquid flow is arranged between the upper shell and the bottom plate, a fixing member is arranged on the lower end surface of the bottom plate, a contact block and a heat-conducting foam are arranged between the fixing member and the bottom plate, and the heat-conducting foam is arranged between the contact block and the bottom plate.

[0008] As a preferred, the upper shell is provided with an inlet interface and an outlet interface, the liquid delivery pipeline is connected and fixed together with the outlet interface and the inlet interface, respectively, the liquid delivery pipeline comprises an inlet pipe and an outlet pipe, one end of the inlet pipe and the outlet pipe is connected to the liquid distributor, the other end of the inlet pipe is connected to the inlet interface of the upper shell, and the other end of the outlet pipe is connected to the outlet interface of the upper shell.

[0009] As a kind of preferred, the liquid inlet interface and liquid outlet interface are respectively arranged at the left and right ends of the upper shell, so that the cooling liquid flows from one end to the liquid outlet interface at the other end in the cooling chamber, so that the cooling liquid circulates.

[0010] As a kind of preferred, the upper end surface of the bottom plate is provided with a plurality of rows of arrayed heat dissipation fins, and the plurality of rows of heat dissipation fins are kept at a certain interval distance to facilitate the flow of cooling liquid and carry away heat, and the plurality of rows of heat dissipation fins are arranged between the liquid inlet interface and the liquid outlet interface, and the plurality of rows of heat dissipation fins are welded to the upper end surface of the bottom plate and placed in the cooling chamber.

[0011] As a kind of preferred, the fixing member is provided with a plurality of spaced apart and vertically penetrating grooves, the contact block is placed in the groove and extends outward from the groove, the upper and lower ends of the fixing member are clamped to the upper and lower ends of the contact block to limit and fix, and the number of contact blocks is equal to the number of grooves on the fixing member.

[0012] As a kind of preferred, the number of heat-conducting foam is equal to the number of contact blocks, the heat-conducting foam is placed at the rear end of the contact block, and the upper and lower end surfaces of the heat-conducting foam abut against the end surface of the bottom plate and the rear end surface of the contact block respectively.

[0013] As a kind of preferred, the lower end surface of the bottom plate is provided with an inwardly recessed mounting groove, and the number of mounting grooves is equal to the number of heat-conducting foams and is used for placing the heat-conducting foams inside.

[0014] As a kind of preferred, the lower end surface of the bottom plate is provided with a downwardly protruding support column, the support column is arranged at the left and right ends and the middle end of the bottom plate, and the support column is provided with a vertically penetrating bolt hole to facilitate the screw to pass from top to bottom and be installed and fixed.

[0015] As a kind of preferred, the contact block is made of copper material and is integrally formed.

[0016] As a kind of preferred, the heat-conducting foam is graphene heat-conducting foam.

[0017] The utility model discloses have obvious advantages and beneficial effects compared with prior art, specifically speaking, from the above technical scheme can know:

[0018] The utility model discloses simple structure, convenient and fast, adopt liquid cooling radiator to replace traditional radiating plate, improve the radiating efficiency, and the heat conduction is carried out through the lower end of liquid cooling radiator with contact block and heat conduction bubble cotton, and is equipped with the fixed part of clamping contact block, so that they can be placed stably in the lower end of liquid cooling radiator, when contact block touches the heating area, contact block will be extruded to compress the heat conduction bubble cotton with elasticity backward, thereby reducing the overall height, and also can effectively improve the efficiency of conduction heat through heat conduction bubble cotton, accelerate the cooling effect, so that the optical module component can keep in normal temperature environment long -time work, avoid the emergence high temperature overheating, guarantee security and stability. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the present application, the following will be briefly introduced to the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the present application, for ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0020] Figure 1 It is the overall structure schematic diagram of the utility model.

[0021] Figure 2 It is the liquid cooling plate structure schematic diagram of the utility model.

[0022] Figure 3 It is the liquid cooling plate exploded structure schematic diagram of the utility model.

[0023] Figure 4 It is the exploded structure schematic diagram of another perspective of the utility model.

[0024] Among them, the various signs in the drawing:

[0025] 100, distributor;200, liquid cooling plate;210, upper shell;220, bottom plate;221, radiating fin;222, mounting groove;223, support column;230, liquid inlet;240, liquid outlet;300, liquid delivery pipeline;310, liquid inlet pipe;320, liquid outlet pipe;400, fixed part;410, through slot;500, contact block;600, heat conduction bubble cotton. DETAILED DESCRIPTION

[0026] In order to make the technical problem, technical scheme and beneficial effect of the present application more clearly, the following combines the drawing and embodiment, and further detailed description is made to the present application.It should be understood that the specific embodiment described here is only used to explain the present application, and is not used to limit the present application.

[0027] It is to be noted that when an element is referred to as being "fixed" or "set" on another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or indirectly connected to the other element.

[0028] It is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate directions or positions based on the directions or positions shown in the drawings, and are used for the purpose of facilitating the description of the present application and simplifying the 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 cannot be construed as limiting the present application.

[0029] In addition, the terms "first", "second" are used only for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise specifically limited.

[0030] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and examples.

[0031] Reference is made to the drawings Figures 1-4 As shown in the drawings: a liquid cooling radiator for an optical module, comprising a liquid distributor 100, a liquid cooling plate 200 and a liquid conveying pipeline 300, the liquid conveying pipeline 300 is arranged between the liquid distributor 100 and the liquid cooling plate 200, the liquid cooling plate 200 is composed of an upper shell 210 and a bottom plate 220, a cooling chamber for cooling liquid flow is arranged between the upper shell 210 and the bottom plate 220, a fixing piece 400 is arranged on the lower end surface of the bottom plate 220, a contact block 500 and a heat-conducting foam 600 are arranged between the fixing piece 400 and the bottom plate 220, the heat-conducting foam is arranged between the contact block 500 and the bottom plate 220, the heat-conducting foam 600 conducts heat to the liquid cooling plate 200 through the contact block 500 first, and then the heat is conducted to the liquid cooling plate 200 through the heat-conducting foam 600, and finally the heat is carried away by the cooling liquid in the liquid cooling plate 200, thereby forming a liquid cooling effect, and the circulation liquid cooling effect is realized through the liquid distributor 100 and the liquid conveying pipeline 300.

[0032] In the embodiment, the upper shell 210 is provided with a liquid inlet interface 230 and a liquid outlet interface 240, the liquid delivery pipeline 300 is connected and fixed with the liquid outlet interface 240 and the liquid inlet interface 230, respectively, the liquid delivery pipeline 300 includes a liquid inlet pipe 310 and a liquid outlet pipe 320, one end of the liquid inlet pipe 310 and the liquid outlet pipe 320 is connected to the distributor 100, the other end of the liquid inlet pipe 310 is connected to the liquid inlet interface 230 of the upper shell 210, and the other end of the liquid outlet pipe 320 is connected to the liquid outlet interface 240 of the upper shell 210; the liquid in the liquid cooling plate 200 is transported and discharged through the liquid inlet interface 230 and the liquid outlet interface 240, and a circulating state is effectively formed, so that the working temperature in the liquid cooling plate 200 can be maintained.

[0033] Specifically, the liquid inlet interface 230 and the liquid outlet interface 240 are arranged at the left and right ends of the upper shell 210, respectively, so that the cooling liquid enters from one end and flows in the cooling chamber to the liquid outlet interface 240 at the other end, and the cooling liquid circulates.

[0034] In the embodiment, the upper end surface of the bottom plate 220 is provided with a plurality of rows of arrayed heat dissipation fins 221, the plurality of rows of heat dissipation fins 221 are kept at a certain interval distance to facilitate the flow of the cooling liquid and carry away heat, the plurality of rows of heat dissipation fins 221 are arranged between the liquid inlet interface 230 and the liquid outlet interface 240, and the plurality of rows of heat dissipation fins 221 are welded to the upper end surface of the bottom plate 220 and placed in the cooling chamber, the plurality of rows of heat dissipation fins 221 increase the heat dissipation area, the contact area between the liquid cooling and the heat dissipation fins 221 is increased, the cooling can be performed more quickly, and the temperature of the working environment is ensured.

[0035] In the embodiment, the fixing member 400 is provided with a plurality of through grooves 410 arranged at intervals and penetrating through the upper and lower ends, the contact block 500 is placed in the through groove 410 and extends outward from the through groove 410, the upper and lower ends of the fixing member 400 are clamped to the upper and lower ends of the contact block 500 to limit and fix, and the number of the contact block 500 is equal to the number of the through grooves 410 on the fixing member 400.

[0036] Specifically, the number of the heat-conducting foam 600 is the same as that of the contact block 500, the heat-conducting foam 600 is placed at the rear end of the contact block 500, and the upper and lower end surfaces of the heat-conducting foam 600 abut against the end surface of the bottom plate 220 and the rear end surface of the contact block 500, respectively.

[0037] Further, the lower end surface of the bottom plate 220 is provided with an inwardly recessed mounting groove 222, the number of the mounting groove 222 is set to be the same as that of the heat-conducting foam 600 and is used for placing the heat-conducting foam 600 inside, so that when the contact block 500 abuts against the heat-generating area, the contact block 500 is compressed and extruded backward to the heat-conducting foam 600, so that the heat-conducting foam 600 is retracted backward into the mounting groove 222, improving the heat transfer effect and enhancing the cooling efficiency.

[0038] In the embodiment, the lower end surface of the bottom plate 220 is provided with downwardly protruding support columns 223, which are arranged at the left and right ends and the middle end of the bottom plate 220, and the support columns 223 are provided with through bolt holes penetrating upward and downward, so as to facilitate the screws to pass from top to bottom and be fixed and installed.

[0039] In the embodiment, the contact block 500 is made of copper material and is integrally processed and formed, and has good heat conduction performance.

[0040] In the embodiment, the heat-conducting foam 600 is graphene heat-conducting foam 600, which has good heat conductivity.

[0041] The above is only a preferred embodiment of the present application, and only the technical principle of the present application is specifically described, and these descriptions are only for explaining the principle of the present application, and cannot be explained as the limitation of the protection scope of the present application in any way. Based on the explanation herein, any modification, equivalent replacement and improvement within the spirit and principle of the present application, and other specific embodiments of the present application which can be thought by those skilled in the art without creative labor, should be included in the protection scope of the present application.

Claims

1. A liquid-cooled heat sink for optical modules, characterized in that: The device includes a distributor, a liquid cooling plate, and a liquid delivery pipe. The liquid delivery pipe is located between the distributor and the liquid cooling plate. The liquid cooling plate consists of an upper shell and a bottom plate. A cooling chamber for the flow of cooling liquid is provided between the upper shell and the bottom plate. A fixing member is provided on the lower end face of the bottom plate. A contact block and thermally conductive foam are provided between the fixing member and the bottom plate. The thermally conductive foam is located between the contact block and the bottom plate.

2. The liquid-cooled heat sink for optical modules according to claim 1, characterized in that: The upper housing is provided with a liquid inlet and a liquid outlet. The liquid delivery pipe is connected and fixed together with the liquid outlet and the liquid inlet. The liquid delivery pipe includes a liquid inlet pipe and a liquid outlet pipe. One end of the liquid inlet pipe and the liquid outlet pipe are connected to the liquid distributor. The other end of the liquid inlet pipe is connected to the liquid inlet of the upper housing, and the other end of the liquid outlet pipe is connected to the liquid outlet of the upper housing.

3. The liquid-cooled heat sink for optical modules according to claim 2, characterized in that: The liquid inlet and liquid outlet are respectively located at the left and right ends of the upper shell, so that the cooling liquid enters from one end and flows in the cooling chamber to the liquid outlet located at the other end, so that the cooling liquid circulates.

4. The liquid-cooled heat sink for optical modules according to claim 3, characterized in that: The upper surface of the base plate is provided with several rows of arrayed heat dissipation fins. The several rows of heat dissipation fins maintain a certain interval to facilitate the flow of cooling liquid and carry away heat. The several rows of heat dissipation fins are located between the liquid inlet and the liquid outlet. The several rows of heat dissipation fins are welded to the base plate and placed in the cooling chamber.

5. The liquid-cooled heat sink for optical modules according to claim 1, characterized in that: The fastener has several through slots arranged at intervals and extending vertically. The contact block is placed in the through slot and extends outward from the through slot. The upper and lower ends of the fastener are clamped to the upper and lower ends of the contact block for restriction and fixation. The number of contact blocks is set to be equal to the number of through slots on the fastener.

6. The liquid-cooled heat sink for an optical module according to claim 5, characterized in that: The number of thermally conductive foams is the same as the number of contact blocks. The thermally conductive foams are placed at the rear end of the contact blocks, and the upper and lower end faces of the thermally conductive foams abut against the end face of the base plate and the rear end face of the contact blocks, respectively.

7. The liquid-cooled heat sink for an optical module according to claim 6, characterized in that: The lower end face of the base plate is provided with an inwardly recessed mounting groove. The number of mounting grooves is the same as the number of thermally conductive foam and is used to place the thermally conductive foam inside.

8. The liquid-cooled heat sink for an optical module according to claim 1, characterized in that: The bottom surface of the base plate is provided with a downward protruding support column. The support column is located at the left and right ends and the middle of the base plate. The support column is provided with bolt holes that run through the top and bottom to allow screws to pass through from top to bottom and be installed and fixed.

9. The liquid-cooled heat sink for an optical module according to claim 1, characterized in that: The contact block is made of copper material through integral machining.

10. The liquid-cooled heat sink for an optical module according to claim 1, characterized in that: The thermally conductive foam is graphene thermally conductive foam.

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