CN209150474U - A kind of liquid cooling plate and optical fiber laser - Google Patents
A kind of liquid cooling plate and optical fiber laser Download PDFInfo
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- CN209150474U CN209150474U CN201822225278.5U CN201822225278U CN209150474U CN 209150474 U CN209150474 U CN 209150474U CN 201822225278 U CN201822225278 U CN 201822225278U CN 209150474 U CN209150474 U CN 209150474U
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- cooling plate
- liquid cooling
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- heat
- radiating substrate
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Abstract
The utility model provides a kind of liquid cooling plate and optical fiber laser, is related to field of radiating.The liquid cooling plate includes heat-radiating substrate, and the flow channel for liquids inside heat-radiating substrate is arranged in；The flow channel for liquids includes at least two sprues and a plurality of runner；The both ends of a plurality of runner are connected to at least two sprues respectively；The heat-radiating substrate is provided with water inlet, water outlet and multiple runner shaped openings；A wherein sprue at least two sprues is connected to the water inlet；Another sprue of at least two sprues is connected to the water outlet；Multiple runner shaped openings are sealed by sealing element.The optical fiber laser includes above-mentioned liquid cooling plate.The utility model solves manufacturing process complexity existing in the prior art and the non-uniform technical problem that radiates.
Description
Technical field
The utility model relates to technical field of heat dissipation, more particularly, to a kind of liquid cooling plate and optical fiber laser.
Background technique
Middle high-capacity optical fiber laser generallys use water cooling design, in water-cooled plate design before, a kind of method be
Copper pipe is inlayed on heat-radiating substrate, is filled copper pipe and substrate gap by heat conductive curing glue again and then is milled flat method again and realizes water
The shortcomings that cold heat dissipation, this method is that manufacturing process is complex and costly；Another common method is by depth drill or to squeeze
Out molding method come process in water-cooled plate it is longer longitudinal direction water channel, then used in both ends, the cross channel junction of water-cooled plate
The method of stifled weldering guarantees the sealing of water channel, water channel after processing is completed be it is unidirectional concatenated, first is that needing the shortcomings that this method
It carries out more complicated stifled Welding, and welds that there may be not noticeable sand holes so as to cause leakage, second is that due to water channel
Be it is unidirectional serial, water is more and more warmmer during forward, will lead to monolith water-cooled plate and generates biggish thermal gradient, so that radiating
Not enough uniformly, to influence its practical effect.
Based on this, the utility model provides a kind of liquid cooling plate and optical fiber laser to solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of liquid cooling plates, complicated to solve manufacturing process existing in the prior art
With the non-uniform technical problem that radiates.
The purpose of this utility model, which also resides in, provides a kind of optical fiber laser, and the optical fiber laser includes above-mentioned liquid cooling
Plate, for solving the liquid cooling plate manufacturing process complexity of existing fiber laser and the non-uniform technical problem that radiates.
Based on above-mentioned first purpose, the utility model provides a kind of liquid cooling plate, including heat-radiating substrate, and setting is dissipating
Flow channel for liquids inside hot substrate；
The flow channel for liquids includes at least two sprues and a plurality of runner；Distinguish at the both ends of a plurality of runner
It is connected to at least two sprues；
The heat-radiating substrate is provided with water inlet, water outlet and multiple runner shaped openings；At least two sprues
A wherein sprue be connected to the water inlet；Another sprue and the water outlet of at least two sprues
Connection；Multiple runner shaped openings are sealed by sealing element.
Optionally, above-mentioned liquid cooling plate, shape, the size of the cross-sectional area of a plurality of runner can be different.
It is different that each heating element generating heat situation is set on heat-radiating substrate, therefore each heater element is right on liquid cooling plate
Answer the radiating requirements of position different.To adapt to different radiating requirements, the size of the cross-sectional area of runner can it is different or
Part is different, i.e., larger in the cross section for the more serious corresponding runner of heater element that generates heat, otherwise smaller.Such convection current
Road carries out differentiation design, and relative to traditional uniline tandem runner, runner is conducive to reduce heat-radiating substrate at work
Thermal gradient, there is more preferably heat dissipation effect.
Optionally, above-mentioned liquid cooling plate, the runner shaped opening are sealed by plug.
Optionally, above-mentioned liquid cooling plate, the runner shaped opening are provided with internal screw thread, and the plug is screw plug；
The runner shaped opening and the screw plug are threadedly coupled；Between the screw plug and the runner shaped opening
Filled with sealing medium.
Optionally, above-mentioned liquid cooling plate, the sealing medium are raw material band or sealant.
Optionally, above-mentioned liquid cooling plate, the screw plug are taper pipe thread plug or cylindrical thread plug.
Optionally, above-mentioned liquid cooling plate, the plug and the runner shaped opening are welded.
Plug is attached by the way of welding with runner shaped opening, is connected firmly, and sealing effect is good.
Optionally, above-mentioned liquid cooling plate, the material of the heat-radiating substrate are aluminium alloy.
The good heat dissipation effect of aluminium alloy, and facilitate the processing for carrying out hole.
Optionally, above-mentioned liquid cooling plate, the flow channel for liquids carry out hardening oxidation or common oxidation processes.
Hardening oxidation or common oxidation processes can further increase the corrosion resistance, wearability and insulating properties of heat-radiating substrate
Deng.
Based on above-mentioned second purpose, the utility model provides a kind of optical fiber laser, and the light laser includes institute
State liquid cooling plate.
The liquid cooling plate provided by the utility model, including heat-radiating substrate, and the liquid inside heat-radiating substrate is set
Runner；The flow channel for liquids includes at least two sprues and a plurality of runner；The both ends of a plurality of runner respectively with
At least two sprue connections；The heat-radiating substrate is provided with water inlet, water outlet and multiple runner shaped openings；At least
A wherein sprue for two sprues is connected to the water inlet；Another mainstream of at least two sprues
Road is connected to the water outlet；Multiple runner shaped openings are sealed by sealing element.The liquid cooling plate of the utility model, it is cold
But liquid enters from the inlet, and flows through the sprue being connected to water inlet, punishes stream in the link position of a plurality of runner, promptly
Entire heat-radiating substrate is covered, then is converged on the sprue being connected to water outlet, and finally flowed out by water outlet.With traditional liquid
Cold plate is compared, and the walking path for substantially reducing coolant liquid is branched to by the way of a plurality of runner converges again using sprue, heat
Gradient is smaller, radiates more evenly, and the manufacturing process of the structure is simple.
The optical fiber laser provided by the utility model, is cooled down using above-mentioned liquid cooling plate, therefore has above-mentioned liquid
All advantages of cold plate.
Based on this, the utility model has the advantages that the uniform manufacturing process of heat dissipation is simple compared with original technology.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram at the first the first visual angle of structure of liquid cooling plate provided by the embodiment of the utility model；
Fig. 2 is the schematic diagram at the first the second visual angle of structure of liquid cooling plate provided by the embodiment of the utility model；
Fig. 3 is the cross-sectional view of flow channel for liquids in the first structure of liquid cooling plate provided by the embodiment of the utility model；
Fig. 4 is the schematic diagram of second of structure of liquid cooling plate provided by the embodiment of the utility model.
Icon: 100- heat-radiating substrate；101- water inlet；102- water outlet；103- runner shaped opening；200- flow channel for liquids；
201- water inlet sprue；202- runner；203- is discharged sprue.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Fig. 1 is the schematic diagram at the first the first visual angle of structure of liquid cooling plate provided by the embodiment of the utility model；Fig. 2 is this reality
With the schematic diagram at the first the second visual angle of structure of liquid cooling plate that new embodiment provides；Fig. 3 provides for the utility model embodiment
Liquid cooling plate the first structure in flow channel for liquids cross-sectional view.
As shown in Figure 1 to Figure 3, a kind of liquid cooling plate is provided in the present embodiment, and the liquid cooling plate includes heat-radiating substrate
100, and the flow channel for liquids 200 inside heat-radiating substrate 100 is set；
The flow channel for liquids 200 includes at least two sprues and a plurality of runner 202；The a plurality of runner 202
Both ends are connected to at least two sprues respectively；
The heat-radiating substrate 100 is provided with water inlet 101, water outlet 102 and multiple runner shaped openings 103；At least two
A wherein sprue for sprue described in item is connected to the water inlet 101；Another master of at least two sprues
Runner is connected to the water outlet 102；Multiple runner shaped openings 103 are sealed by sealing element.
The liquid cooling plate provided by the utility model, water inlet 101 and water outlet 102 and runner shaped opening 103 are respectively provided with
In the side of heat-radiating substrate 100.Coolant liquid enters from water inlet 101, the sprue being connected to water inlet 101 is flowed through, a plurality of
The link position of runner 202 punishes stream, promptly cover entire heat-radiating substrate 100, then converges into and be connected to water outlet 102
On sprue, and finally flowed out by water outlet 102.Compared with traditional liquid cooling plate, a plurality of runner is branched to using sprue
202 modes converged again substantially reduce the walking path of coolant liquid, and thermal gradient is smaller, radiate more evenly, and the structure
Manufacturing process is simple.
Based on this, the utility model has the advantages that the uniform manufacturing process of heat dissipation is simple compared with original technology.
In the optinal plan of the present embodiment, the cross-sectional area of the sprue is greater than the cross-sectional area of the runner.
Sprue has the sectional area bigger than runner 202, for the fever member for generating heat more serious on heat-radiating substrate 100
Part, the mountable top for being arranged in sprue so both may insure that heater element heat dissipation was abundant, additionally it is possible to guarantee comprising being somebody's turn to do
The equipment of liquid cooling plate more stably works.
In the optinal plan of the present embodiment, the shape of the cross-sectional area of a plurality of runner 202 is circle, runner
The in different size or part of 202 cross-sectional areas is different.
When the cross section of runner 202 in heat-radiating substrate 100 is round, it can be processed and be obtained by the method for depth drill
, it can also be obtained by being opened by extrusion molding, the processing method multiplicity of runner 202 can select as needed.Setting exists
Each heating element generating heat situation is different on heat-radiating substrate 100, therefore each heater element dissipating in heat-radiating substrate corresponding position
Heat demand is different.To adapt to different radiating requirements, the in different size or part of the cross-sectional area of runner 202 is different
Sample, i.e., it is larger in the cross section for the more serious corresponding runner 202 of heater element that generates heat, on the contrary it is smaller.To runner in this example
Differentiation design is carried out, relative to traditional uniline tandem runner, runner 202 is conducive to reduce heat-radiating substrate 100 in work
Thermal gradient when making has more preferably heat dissipation effect.In addition, the quantity of runner 202 is unrestricted, number is specifically set
Amount can also carry out differentiation design according to radiating requirements, to obtain optimal heat dissipation effect.
In the above-mentioned technical solutions, further, the runner shaped opening 103 is sealed by plug.
In such a way that plug is sealed, plug can be detachably connected with runner shaped opening 103, also can directly be consolidated
It connects.Wherein, plug and runner shaped opening 103 detachably can be dirty in easy cleaning flow channel for liquids 200.
In the technical solution of " plug can be detachably connected with runner shaped opening 103 ", further, the runner forming
Mouth 103 is provided with internal screw thread, and the plug is screw plug；
Sealing medium is filled between the screw plug and the runner shaped opening 103.
In the above-mentioned technical solutions, further, the sealing medium is raw material band or sealant.
In the above-mentioned technical solutions, further, the screw plug is taper pipe thread plug or cylindrical thread plug.
In the present embodiment, plug is screw plug, and the inner wall of runner shaped opening 103 is provided with internal screw thread, screw plug with
Runner shaped opening 103 is threadedly coupled.To guarantee the leakproofness that connect with runner shaped opening 103 of screw plug, in screw plug and
Sealing medium is filled between runner shaped opening 103.Specifically, the screw plug is that taper pipe thread plug or cylindrical thread are stifled
Head, the sealing medium can be raw material band or sealant.After all plugs block realization sealing, effective flow channel for liquids 200 is cutd open
Face figure is as shown in Figure 3.
In the technical solution of " plug can be affixed with runner shaped opening 103 ", further, plug and runner shaped opening
103 welding.
Plug is attached by the way of welding with runner shaped opening 103, is connected firmly, and sealing effect is good.
In the optinal plan of the present embodiment, the material of heat-radiating substrate 100 is aluminium alloy.
External heat generating components is arranged on heat-radiating substrate 100, and the inside of heat-radiating substrate 100 is arranged in flow channel for liquids 200, outside
Heat is transmitted by heat-radiating substrate 100 between coolant liquid in portion's heat generating components and flow channel for liquids 200, therefore, the present embodiment dissipates
Hot substrate 100 is preferably aluminum alloy material.The good heat dissipation effect of aluminium alloy, and facilitate the processing for carrying out hole.It is emphasized that
The material of heat-radiating substrate be aluminium alloy be the present embodiment a preferred embodiment, the material of heat-radiating substrate can also be copper or its
His metal.
In the above-mentioned technical solutions, further, the flow channel for liquids 200 carries out at hard anodized or common oxidation
Reason.
It is aluminium in heat-radiating substrate for the performance for further increasing heat-radiating substrate 100, such as corrosion resistance, wearability, insulating properties
On the basis of alloy material, hard anodized processing or general can be carried out to the flow channel for liquids 200 being arranged inside heat-radiating substrate 100
Logical oxidation processes.
Embodiment two
Fig. 4 is the schematic diagram of second of structure of liquid cooling plate provided by the embodiment of the utility model.As shown in figure 4, this implementation
The liquid cooling plate that example provides is the further improvement of the liquid cooling plate provided embodiment one, described in embodiment one
Technical solution also belongs to the embodiment, and the technical solution that embodiment one has been described is not repeated to describe.
Specifically, being different from the structure of embodiment one as shown in figure 4, provide a kind of liquid cooling plate in the present embodiment
Be: the cross-sectional area of a plurality of runner 202 is rectangle, rectangle or other irregular shapes.
In the present embodiment, the method that heat-radiating substrate 100 uses extrusion molding after die sinking, all runners 202 squeeze out again
It is synchronous with heat-radiating substrate 100 when molding to generate, therefore runner 202 is omitted the technique of depth drill, significantly reduces scattered
The manufacturing cost of hot substrate 100.By then passing through mold extrusion molding, therefore the section of flow channel for liquids 200 can be circle,
Can be rectangle, rectangle even odd-shaped cross section, completely can as needed depending on.
Embodiment three
This embodiment offers a kind of optical fiber laser, the light laser includes in embodiment one or embodiment two
Liquid cooling plate.
Specifically, the liquid cooling plate in the present embodiment, the cross-sectional area of sprue is greater than the cross-sectional area of runner, sprue
Including water inlet sprue 201 and water outlet sprue 203.The more serious component that generates heat in light laser is mounted on into water mainstream
Road 201 or water outlet sprue 203 on, the lesser component that generates heat is mounted on runner 202, in multiple components fever compared with
Small component is correspondingly arranged at the top of the runner 202 of varying cross-section product according to the size of calorific value.The present embodiment mentions
The optical fiber laser of confession, using the liquid cooling plate that embodiment one or embodiment two provide, liquid cooling plate can be according to inner heat member device
The size of part calorific value carries out differentiation design, and manufacturing process is simple, better heat-radiation effect.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of liquid cooling plate, which is characterized in that including heat-radiating substrate, and the flow channel for liquids inside heat-radiating substrate is arranged in；
The flow channel for liquids includes at least two sprues and a plurality of runner；The both ends of a plurality of runner are respectively and extremely
Few two sprue connections；
The heat-radiating substrate is provided with water inlet, water outlet and multiple runner shaped openings；At least two sprues its
In a sprue be connected to the water inlet；Another sprue and the water outlet of at least two sprues connect
It is logical；Multiple runner shaped openings are sealed by sealing element.
2. liquid cooling plate according to claim 1, which is characterized in that the shape of the cross-sectional area of a plurality of runner, big
It is small can be different.
3. liquid cooling plate according to claim 1, which is characterized in that the runner shaped opening is sealed by plug.
4. liquid cooling plate according to claim 3, which is characterized in that the runner shaped opening is provided with internal screw thread, described stifled
Head is screw plug；
The runner shaped opening and the screw plug are threadedly coupled；It is filled between the screw plug and the runner shaped opening
There is sealing medium.
5. liquid cooling plate according to claim 4, which is characterized in that the sealing medium is raw material band or sealant.
6. liquid cooling plate according to claim 4, which is characterized in that the screw plug is taper pipe thread plug or cylinder
Screw plug.
7. liquid cooling plate according to claim 3, which is characterized in that the plug and the runner shaped opening are welded.
8. liquid cooling plate according to claim 1, which is characterized in that the material of the heat-radiating substrate is aluminium alloy.
9. liquid cooling plate according to claim 8, which is characterized in that the flow channel for liquids carries out hardening oxidation or common oxidation
Processing.
10. a kind of optical fiber laser, which is characterized in that the optical fiber laser includes as claim 1-9 is described in any item
Liquid cooling plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822225278.5U CN209150474U (en) | 2018-12-27 | 2018-12-27 | A kind of liquid cooling plate and optical fiber laser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822225278.5U CN209150474U (en) | 2018-12-27 | 2018-12-27 | A kind of liquid cooling plate and optical fiber laser |
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| Publication Number | Publication Date |
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| CN209150474U true CN209150474U (en) | 2019-07-23 |
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ID=67290778
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| CN201822225278.5U Active CN209150474U (en) | 2018-12-27 | 2018-12-27 | A kind of liquid cooling plate and optical fiber laser |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109411998A (en) * | 2018-12-27 | 2019-03-01 | 深圳市杰普特光电股份有限公司 | A kind of liquid cooling plate and optical fiber laser |
| CN110829162A (en) * | 2019-10-22 | 2020-02-21 | 中国人民解放军国防科技大学 | Optical fiber laser cooling device and method based on water cooling and immersion type phase change liquid cooling |
| CN112864779A (en) * | 2021-03-09 | 2021-05-28 | 四川中久大光科技有限公司 | Shunting type flow protection structure for liquid cooling heat dissipation system of laser |
-
2018
- 2018-12-27 CN CN201822225278.5U patent/CN209150474U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109411998A (en) * | 2018-12-27 | 2019-03-01 | 深圳市杰普特光电股份有限公司 | A kind of liquid cooling plate and optical fiber laser |
| CN110829162A (en) * | 2019-10-22 | 2020-02-21 | 中国人民解放军国防科技大学 | Optical fiber laser cooling device and method based on water cooling and immersion type phase change liquid cooling |
| CN112864779A (en) * | 2021-03-09 | 2021-05-28 | 四川中久大光科技有限公司 | Shunting type flow protection structure for liquid cooling heat dissipation system of laser |
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