CN206743087U - A kind of embedded liquid metal electromagnetic pump for microchannel - Google Patents
A kind of embedded liquid metal electromagnetic pump for microchannel Download PDFInfo
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- CN206743087U CN206743087U CN201621123874.7U CN201621123874U CN206743087U CN 206743087 U CN206743087 U CN 206743087U CN 201621123874 U CN201621123874 U CN 201621123874U CN 206743087 U CN206743087 U CN 206743087U
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- electromagnetic pump
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Abstract
It the utility model is related to a kind of embedded liquid metal electromagnetic pump for microchannel, it is characterised in that it is made up of flow channel for liquids, liquid metal, magnet, electrode, magnet ring.The flow channel for liquids and whole system runner are an entirety.Before use, need to be completed heat transfer system, liquid metal fills whole flow channel for liquids.In use, electromagnetic pump is powered, then the liquid metal between two electrodes produces electric current, and under the influence of a magnetic field, the operative liquid metal is started to flow by the effect of Ampere force, system starts.Electromagnetic pump of the present utility model can be widely used for liquid metal microchannel field of heat transfer.
Description
Technical field
It the utility model is related to a kind of embedded liquid metal electromagnetic pump for microchannel.Due to flow channel for liquids and system
Runner is an entirety, without coupling part, reduces the risk of system leakage, while improve structural strength so that whole
System is more safe and reliable.In addition, its is simple in construction, small volume, be advantageous to the miniaturization of system so that wholly liquid state metal
Application of the cooling system in miniature electronic product is possibly realized.It is micro- that electromagnetic pump of the present utility model can be widely used for liquid metal
Passage field of heat transfer.
Background technology
In compact-sized electronic equipment, cooling system is excessive due to volume frequently with air-cooled mode, liquid cooling system
It can not be applied in the less electronic equipment in space.But air-cooled heat transfer efficiency is cold compared with liquid much lower, it can not meet that hot-fluid is close
Spend the radiating requirements of larger system.
The utility model proposes a kind of embedded liquid metal electromagnetic pump for microchannel, coordinates liquid metal flows
Heat transfer technology, microchannel cold plates and minitype radiator, the electronic equipment dissipating heat system of volume very little can be achieved, meet larger dissipate
Heat demand.
The content of the invention
The technical solution of the utility model is as follows：
A kind of embedded liquid metal electromagnetic pump for microchannel, it is characterised in that it is by flow channel for liquids 11, liquid
Metal 2, magnet 12, electrode 13, magnet ring 14 form；
The flow channel for liquids 11 and whole heat transfer system runner are an entirety.
The liquid metal 2 is gallium-base alloy, and liquid is presented at room temperature, and its electric conductivity is preferable, and usable electromagnetic pump enters
Row driving.
The good conductivity of liquid metal 2, thermal conductivity is good, heat content is big, convection transfer rate is high, in the process circulated
In heat caused by thermal source can be expanded to efficiently to the region of runner covering, effectively reduce heat source temperature, increase heat-transfer area
Product.
The magnet 12 is a pair of permanent magnets or electromagnet, the upper and lower surface of flow channel for liquids is separately mounted to, in liquid flow
The parallel magnetic field along gate thickness direction is formed in road.
The electrode 13 is the high metal derby of two conductances, installed in flow channel for liquids both sides, the region of magnetic field covering, is led to
After electricity, the position liquid metal produces electric current, because the presence in magnetic field is by Ampere force, driving liquid flowing.
The field circuit of the magnet ring 14 surrounds electromagnetic pump.
It is microchannel that thickness is 0.1mm-1mm that the flow channel for liquids, which is,.
Before use, need to complete system assembles, liquid metal fills whole flow channel for liquids.In use, electromagnetic pump is powered,
Then the liquid metal between two electrodes produces electric current, and under the influence of a magnetic field, the operative liquid metal is acted on by Ampere force
Start to flow, system starts.
A kind of embedded liquid metal electromagnetic pump for microchannel described in the utility model has the following advantages that：
(1) a kind of embedded liquid metal electromagnetic pump for microchannel of the present utility model, because flow channel for liquids is with being
System runner is an entirety, without coupling part, reduces the risk of system leakage, while improve structural strength so that whole
Individual system is more safe and reliable.
(2) a kind of embedded liquid metal electromagnetic pump for microchannel, because flow channel for liquids and system runner are one
It is overall, simple in construction, small volume, be advantageous to the miniaturization of system so that wholly liquid state heat dissipation metal system is produced in miniature electronic
Application in product is possibly realized.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embedded liquid metal electromagnetic pump for microchannel in embodiment.
Fig. 2 is that a kind of structure for the embedded liquid metal electromagnetic pump of microchannel in heat transfer system is shown in embodiment
It is intended to.
Description of reference numerals：1- electromagnetic pumps, 2- liquid metals, 3- thermals source, 4- radiators, 11- flow channel for liquids, 12- magnets,
13- electrodes, 14- magnet rings.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment further describes the utility model.
Embodiment 1
Embodiment 1 illustrates a kind of a kind of typical case of the embedded liquid metal electromagnetic pump for microchannel.Fig. 1 is
The structural representation of a kind of embedded liquid metal electromagnetic pump for microchannel in embodiment.Fig. 2 is a kind of in embodiment uses
Structural representation of the embedded liquid metal electromagnetic pump in heat transfer system in microchannel.Wherein：1 is electromagnetic pump, and 2 be liquid
Metal, 3 be thermal source, and 4 be radiator, and 11 be flow channel for liquids, and 12 be magnet, and 13 be electrode, and 14 be magnet ring.
A kind of embedded liquid metal electromagnetic pump for microchannel of the present embodiment, it is characterised in that it is by liquid flow
Road 11, liquid metal 2, magnet 12, electrode 13, magnet ring 14 form；
The flow channel for liquids 11 and whole heat transfer system runner are an entirety, without coupling part, reduce liquid and let out
The risk of leakage, structural strength is added, while smaller volume can be realized.
The liquid metal 2 is gallium-base alloy, and liquid is presented at room temperature, and its electric conductivity is preferable, and usable electromagnetic pump enters
Row driving.
By energization fluid, the caused Ampere force in magnetic field drives fluid to the electromagnetic pump.
The good conductivity of liquid metal 2, thermal conductivity is good, heat content is big, convection transfer rate is high, in the process circulated
In heat caused by thermal source can be expanded to efficiently to the region of runner covering, effectively reduce heat source temperature, increase heat-transfer area
Product.
The magnet 12 is a pair of permanent magnets or electromagnet, the upper and lower surface of flow channel for liquids is separately mounted to, in liquid flow
The parallel magnetic field along gate thickness direction is formed in road.
The electrode 13 is the high metal derby of two conductances, installed in flow channel for liquids both sides, the region of magnetic field covering, is led to
After electricity, the position liquid metal produces electric current, because the presence in magnetic field is by Ampere force, driving liquid flowing.
The magnet ring 14 is the material of high permeability, and guiding magnetic field forms loop, can strengthen the magnetic induction intensity of pump core, together
When by the magnetic field of electromagnetic pump to external shield, reduce the magnetic disturbance to the other parts of system.
The material of the high permeability is electromagnetic pure iron.
It is microchannel that thickness is 0.1mm that the flow channel for liquids, which is,.
Before use, need to be completed heat transfer system, liquid metal 2 fills whole flow channel for liquids 11.In use, by electromagnetism
Pump 1 is powered, then the liquid metal between two electrodes 13 produces electric current, and under the influence of a magnetic field, the operative liquid metal is pacified
The effect of training power starts to flow, system starts.
Embodiment 2
Fig. 1 is a kind of structural representation of embedded liquid metal electromagnetic pump for microchannel in embodiment.Fig. 2 is real
Apply a kind of structural representation for the embedded liquid metal electromagnetic pump of microchannel in heat transfer system in example.Wherein：1 is electricity
Magnetic pumping, 2 be liquid metal, and 3 be thermal source, and 4 be radiator, and 11 be flow channel for liquids, and 12 be magnet, and 13 be electrode, and 14 be magnet ring.
A kind of embedded liquid metal electromagnetic pump for microchannel of the present embodiment, it is characterised in that it is by liquid flow
Road 11, liquid metal 2, magnet 12, electrode 13, magnet ring 14 form；
The flow channel for liquids 11 and whole heat transfer system runner are an entirety, without coupling part, reduce liquid and let out
The risk of leakage, structural strength is added, while smaller volume can be realized.
The liquid metal 2 is gallium-base alloy, and liquid is presented at room temperature, and its electric conductivity is preferable, and usable electromagnetic pump enters
Row driving.
By energization fluid, the caused Ampere force in magnetic field drives fluid to the electromagnetic pump.
The good conductivity of liquid metal 2, thermal conductivity is good, heat content is big, convection transfer rate is high, in the process circulated
In heat caused by thermal source can be expanded to efficiently to the region of runner covering, effectively reduce heat source temperature, increase heat-transfer area
Product.
The magnet 12 is a pair of permanent magnets or electromagnet, the upper and lower surface of flow channel for liquids is separately mounted to, in liquid flow
The parallel magnetic field along gate thickness direction is formed in road.
The electrode 13 is the high metal derby of two conductances, installed in flow channel for liquids both sides, the region of magnetic field covering, is led to
After electricity, the position liquid metal produces electric current, because the presence in magnetic field is by Ampere force, driving liquid flowing.
The magnet ring 14 is the material of high permeability, and guiding magnetic field forms loop, can strengthen the magnetic induction intensity of pump core, together
When by the magnetic field of electromagnetic pump to external shield, reduce the magnetic disturbance to the other parts of system.
The material of the high permeability is electromagnetic pure iron.
It is microchannel that thickness is 1mm that the flow channel for liquids, which is,.
Before use, need to be completed heat transfer system, liquid metal 2 fills whole flow channel for liquids 11.In use, by electromagnetism
Pump 1 is powered, then the liquid metal between two electrodes 13 produces electric current, and under the influence of a magnetic field, the operative liquid metal is pacified
The effect of training power starts to flow, system starts.
Embodiment 3
Embodiment 1 illustrates a kind of a kind of typical case of the embedded liquid metal electromagnetic pump for microchannel.Fig. 1 is
The structural representation of a kind of embedded liquid metal electromagnetic pump for microchannel in embodiment.Fig. 2 is a kind of in embodiment uses
Structural representation of the embedded liquid metal electromagnetic pump in heat transfer system in microchannel.Wherein：1 is electromagnetic pump, and 2 be liquid
Metal, 3 be thermal source, and 4 be radiator, and 11 be flow channel for liquids, and 12 be magnet, and 13 be electrode, and 14 be magnet ring.
A kind of embedded liquid metal electromagnetic pump for microchannel of the present embodiment, it is characterised in that it is by liquid flow
Road 11, liquid metal 2, magnet 12, electrode 13, magnet ring 14 form；
The flow channel for liquids 11 and whole heat transfer system runner are an entirety, without coupling part, reduce liquid and let out
The risk of leakage, structural strength is added, while smaller volume can be realized.
The liquid metal 2 is gallium-base alloy, and liquid is presented at room temperature, and its electric conductivity is preferable, and usable electromagnetic pump enters
Row driving.
By energization fluid, the caused Ampere force in magnetic field drives fluid to the electromagnetic pump.
The good conductivity of liquid metal 2, thermal conductivity is good, heat content is big, convection transfer rate is high, in the process circulated
In heat caused by thermal source can be expanded to efficiently to the region of runner covering, effectively reduce heat source temperature, increase heat-transfer area
Product.
The magnet 12 is a pair of permanent magnets or electromagnet, the upper and lower surface of flow channel for liquids is separately mounted to, in liquid flow
The parallel magnetic field along gate thickness direction is formed in road.
The electrode 13 is the high metal derby of two conductances, installed in flow channel for liquids both sides, the region of magnetic field covering, is led to
After electricity, the position liquid metal produces electric current, because the presence in magnetic field is by Ampere force, driving liquid flowing.
The magnet ring 14 is the material of high permeability, and guiding magnetic field forms loop, can strengthen the magnetic induction intensity of pump core, together
When by the magnetic field of electromagnetic pump to external shield, reduce the magnetic disturbance to the other parts of system.
The material of the high permeability is electromagnetic pure iron.
It is microchannel that thickness is 0.5mm that the flow channel for liquids, which is,.
Before use, need to be completed heat transfer system, liquid metal 2 fills whole flow channel for liquids 11.In use, by electromagnetism
Pump 1 is powered, then the liquid metal between two electrodes 13 produces electric current, and under the influence of a magnetic field, the operative liquid metal is pacified
The effect of training power starts to flow, system starts.
Finally it should be noted that above example is only illustrating the technical solution of the utility model and unrestricted.Although
The utility model is described in detail with reference to embodiment, it will be understood by those within the art that, it is new to this practicality
The technical scheme of type is modified or equivalent substitution, and without departure from the spirit and scope of technical solutions of the utility model, its is equal
It should cover among right of the present utility model.
Claims (5)
- A kind of 1. embedded liquid metal electromagnetic pump for microchannel, it is characterised in that its by flow channel for liquids, liquid metal, Magnet, electrode, magnet ring composition；The flow channel for liquids and whole heat transfer system runner are an entirety.
- 2. a kind of embedded liquid metal electromagnetic pump for microchannel according to claim 1, it is characterised in that described Liquid metal is gallium-base alloy, and liquid is presented at room temperature, and usable electromagnetic pump is driven.
- 3. a kind of embedded liquid metal electromagnetic pump for microchannel according to claim 1, it is characterised in that described Magnet is permanent magnet or electromagnet.
- 4. a kind of embedded liquid metal electromagnetic pump for microchannel according to claim 1, it is characterised in that described The field circuit of magnet ring surrounds electromagnetic pump.
- 5. a kind of embedded liquid metal electromagnetic pump for microchannel according to claim 1, it is characterised in that described It is microchannel that thickness is 0.1mm-1mm that flow channel for liquids, which is,.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621123874.7U CN206743087U (en) | 2016-10-17 | 2016-10-17 | A kind of embedded liquid metal electromagnetic pump for microchannel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621123874.7U CN206743087U (en) | 2016-10-17 | 2016-10-17 | A kind of embedded liquid metal electromagnetic pump for microchannel |
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| CN206743087U true CN206743087U (en) | 2017-12-12 |
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| CN201621123874.7U Active CN206743087U (en) | 2016-10-17 | 2016-10-17 | A kind of embedded liquid metal electromagnetic pump for microchannel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108736180A (en) * | 2018-05-29 | 2018-11-02 | 中国农业大学 | Liquid metal flexible cable for D.C. high-current |
| CN111865038A (en) * | 2020-07-02 | 2020-10-30 | 中国科学院电工研究所 | High-efficient liquid metal magnetofluid pump |
-
2016
- 2016-10-17 CN CN201621123874.7U patent/CN206743087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108736180A (en) * | 2018-05-29 | 2018-11-02 | 中国农业大学 | Liquid metal flexible cable for D.C. high-current |
| CN111865038A (en) * | 2020-07-02 | 2020-10-30 | 中国科学院电工研究所 | High-efficient liquid metal magnetofluid pump |
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| GR01 | Patent grant | ||
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Effective date of registration: 20230420 Granted publication date: 20171212 |