CN214205251U - Water-cooling heat dissipation planar motor - Google Patents
Water-cooling heat dissipation planar motor Download PDFInfo
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- CN214205251U CN214205251U CN202022788919.5U CN202022788919U CN214205251U CN 214205251 U CN214205251 U CN 214205251U CN 202022788919 U CN202022788919 U CN 202022788919U CN 214205251 U CN214205251 U CN 214205251U
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- radiator
- water
- planar motor
- heat dissipation
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Abstract
The utility model relates to a planar motor heat dissipation technical field, purpose provide a water-cooling heat dissipation planar motor, heat transfer efficiency is high, the radiating effect is good, can avoid producing local high temperature, can protect planar motor's electrical element effectively, ensures motor life. The water-cooling radiating planar motor comprises a radiator with built-in circulating cooling water and at least one group of coils (1) arranged in the radiator, wherein the radiator is internally sealed, and insulating heat-conducting liquid is filled between the radiator and the coils; the radiator comprises an upper radiator (2) and a lower radiator (3) which are connected in a sealing mode, the upper radiator (2) is communicated with a water channel in the lower radiator (3), and a plurality of water guide ribs are arranged in an upper water channel (201) of the upper radiator (2) and/or a sewer (301) of the lower radiator (3). The utility model provides a current flat motor heat transfer efficiency low, the poor problem of radiating effect.
Description
Technical Field
The utility model relates to a planar motor heat dissipation technical field especially relates to a water-cooling heat dissipation planar motor.
Background
The main components of the permanent magnet type planar motor are magnetic steel and coils, and in order to realize large thrust or large stroke, a plurality of magnetic steels and a plurality of coils are generally adopted to respectively form a magnetic steel array and a coil array. In order to control the temperature generated when the coil works and reduce the influence of high temperature on the working environment of the motor, the coil needs to be subjected to heat dissipation and cooling design. For example, chinese patent document CN103904804A discloses a coil unit for a motor winding and a planar motor using the coil unit, the planar motor includes a magnetic steel array and a coil winding array, the magnetic steel array is disposed at the bottom of the coil winding array, the coil winding array is composed of a plurality of coil units, the coil units are formed by rotating an electrically conductive thin strip around a bobbin, the thickness direction of the electrically conductive thin strip is parallel to the bobbin, and a cooling device is disposed around the electrically conductive thin strip. However, this cooling device can only cool the coil externally, and the heat dissipation efficiency is slow. In order to improve the heat dissipation efficiency, a planar motor filling a solid heat-conducting medium between coils is also provided in the prior art, and the heat of the coils is conducted to a cooling device by using the solid heat-conducting medium and then is conducted away by cooling water in the cooling device. However, the solid heat-conducting medium is easy to accumulate during integration, which affects the surface accuracy of the thin-wall radiator of the motor, and in addition, the solid heat-conducting medium is easy to generate bubbles during the encapsulation process, which affects heat transfer and has poor heat dissipation effect.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to solve the technical problem that prior art's planar motor heat transfer efficiency is low, the radiating effect is poor, its thin wall radiator face type precision receives the influence easily, and provides one kind can evenly conduct heat, heat transfer efficiency is high, the radiating effect is good, can not influence the water-cooling heat dissipation planar motor of its thin wall radiator face type precision.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
a water-cooling heat dissipation planar motor comprises a radiator with built-in circulating cooling water and at least one group of coils arranged in the radiator, wherein the radiator is sealed, and insulating heat conduction liquid is filled between the radiator and the coils; the radiator comprises an upper radiator and a lower radiator which are connected in a sealing mode, the upper radiator is communicated with a water channel in the lower radiator, and a plurality of water guide ribs are arranged in the water channel of the upper radiator and/or a sewer of the lower radiator.
Preferably, a cavity between the upper heat sink and the lower heat sink is filled with the insulating heat-conducting liquid.
Preferably, the water guide ribs are arranged at intervals in a scattered manner.
Preferably, in the upper radiator, the water guide ribs are arranged on an upper radiator water channel plate of the upper radiator; in the lower radiator, the water guide ribs are arranged on a lower radiator water channel plate of the lower radiator.
Preferably, the heat sink has an insulating heat-conductive liquid injection port.
Preferably, the radiator is also provided with at least one water inlet, at least one water outlet, a viewing port and at least one power line guide pin outlet.
Preferably, the insulating heat-conducting liquid injection port, the water inlet, the water outlet, the observation port and the power line guide pin leading-out port are all arranged on an upper radiator cover plate of the upper radiator.
Preferably, the coil is attached with a temperature sensor.
Preferably, the coil core of the coil is fixed with the inside of the heat sink by a positioning pin.
Preferably, the insulating heat-conducting liquid is transformer oil.
Compared with the prior art, the technical scheme of the utility model have following advantage:
the utility model provides a water-cooling heat dissipation planar motor pours into insulating heat conduction liquid into in the radiator, insulating heat conduction liquid can be full of between coil and the radiator, and conveniently get rid of the bubble, the mobility of insulating heat conduction liquid can be even with the heat that the coil produced, quick conduction to radiator, heat transfer efficiency is high, the radiating effect is good, can avoid producing local high temperature, do not influence its radiator face type precision, and can protect each electric elements of planar motor effectively, ensure motor life.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic view of the overall structure of the water-cooling heat dissipation planar motor of the present invention;
fig. 2 is an exploded view of the whole structure of the water-cooling heat dissipation planar motor of the present invention;
FIG. 3 is a schematic diagram of a coil in the water-cooling planar motor of the present invention;
fig. 4 is a schematic view of an upper water channel of an upper radiator according to an embodiment of the present invention;
fig. 5 is a cross-sectional view of a heat sink according to a first embodiment of the present invention;
fig. 6 is a cross-sectional view of a heat sink in another embodiment of the present invention.
The reference numbers in the figures denote: 1-coil, 101-coil wire core, 2-upper radiator, 201-upper water channel, 202-upper radiator cover plate, 203-upper radiator water channel plate, 3-lower radiator, 301-sewer, 302-lower radiator cover plate, 303-lower radiator water channel plate, 4-water inlet, 5-water outlet, 6-observation port, 7-power line pin leading-out port, 8-water guiding rib, 9-positioning pin, 10-glass sealed power line pin, 11-observation port plug, 12-insulating heat conducting liquid injection port, 13-injection port plug and 14-cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
As shown in fig. 1, 2 and 5, the present invention is a preferred embodiment of a water-cooling planar motor.
The water-cooling radiating planar motor comprises a radiator with built-in circulating cooling water and at least one group of coils 1 arranged in the radiator, the radiator is sealed, and insulating heat-conducting liquid is filled between the radiator and the coils 1. In this embodiment, the insulating heat-conducting liquid is transformer oil.
As shown in fig. 3, the planar motor of the present embodiment is provided with three sets of coils 1, and coil cores 101 of the coils 1 are fixed to the inside of the heat sink by positioning pins 9. The coil wire core 101 is made of an insulating material (such as plastic), the coil wire core 101 is a supporting framework of the coil, and the thickness of the coil wire core 101 is larger than that of the coil. The coil 1 is attached with a temperature sensor for monitoring the temperature of the coil, and the attaching position of the temperature sensor can be the side edge of the coil or the junction of two groups of coils.
The radiator comprises an upper radiator 2 and a lower radiator 3 which are connected in a sealing mode, a water channel in the upper radiator 2 and a water channel in the lower radiator 3 are communicated, and a cavity 14 between the upper radiator 2 and the lower radiator 3 is filled with the insulating heat-conducting liquid. In this embodiment, the upper radiator 2 and the lower radiator 3 are both shallow box-shaped radiators which are directly buckled together when being matched, and are hermetically connected by gluing, sealing by a sealing ring, welding and other manners, so that leakage of cooling water and insulating heat-conducting liquid in the radiators is avoided.
The upper radiator 2 includes an upper radiator cover plate 202 and an upper radiator water passage plate 203, the upper radiator cover plate 202 and the upper radiator water passage plate 203 may be manufactured by integral molding, and an upper water passage 201 is formed between the upper radiator cover plate 202 and the upper radiator water passage plate 203. The lower radiator 3 includes a lower radiator cover plate 302 and a lower radiator water passage plate 303, the lower radiator cover plate 302 and the lower radiator water passage plate 303 can be manufactured by integral molding, and a sewer 301 is formed between the radiator cover plate 302 and the lower radiator water passage plate 303. The cavity 14 is formed between the upper radiator water passage plate 203 and the lower radiator water passage plate 303. In this embodiment, the coil 1 is mounted on the upper surface of the lower radiator water passage plate 303.
The radiator is provided with an insulating heat-conducting liquid injection port 12, at least one water inlet 4, at least one water outlet 5, an observation port 6 and at least one power line guide pin leading-out port 7. In this embodiment, the number of the water inlet 4, the water outlet 5 and the power line pin outlet 7 is two, and the insulating heat-conducting liquid injection port 12, the water inlet 4, the water outlet 5, the observation port 6 and the power line pin outlet 7 are all disposed on the upper heat sink cover plate 202.
The insulating heat-conducting liquid is injected into the cavity 14 through the insulating heat-conducting liquid injection port 12 and fills a gap between the coil and the radiator, the filling degree of the insulating heat-conducting liquid can be observed through the observation port 6, when the insulating heat-conducting liquid overflows from the observation port 6, the insulating heat-conducting liquid is indicated to be filled, the planar motor in the state can be placed in a vacuum cavity with a certain vacuum degree to extract air bubbles, then the insulating heat-conducting liquid injection port 12 is plugged and sealed through the injection port plug 13, and the observation port 6 is plugged and sealed through the observation port plug 11. The cooling water flows into the upper water channel 201 of the upper radiator 2 from the water inlet 4, and then flows into the sewer 301 due to the communication of the inner water channels of the upper radiator 2 and the lower radiator 3, and finally flows out from the water outlet 5 to form circulating water cooling. The joint of the coil power wire of the planar motor and the temperature sensor adopts a glass-sealed power wire leading needle 10 to be led out of the radiator, and after the glass-sealed power wire leading needle 10 passes through the power wire leading needle leading-out opening 7, the space between the glass-sealed power wire leading needle 10 and the power wire leading needle leading-out opening 7 is sealed.
In order to enable cooling water in the radiator to conduct coil heat more uniformly, a plurality of water guide ribs 8 are arranged in the upper water channel 201 of the upper radiator 2 and/or the sewer 301 of the lower radiator 3, and the water guide ribs 8 are arranged at intervals in a scattered manner, preferably, in the upper radiator 2, the water guide ribs 8 are arranged on the upper radiator water channel plate 203 of the upper radiator 2; in the lower radiator 3, the water guide ribs 8 are provided on a lower radiator water passage plate 303 of the lower radiator 3. As shown in fig. 4, in the present embodiment, the water guide fins 8 are provided on the upper radiator water passage plate 203 of the upper radiator 2.
Example two
As shown in fig. 6, the present embodiment is different from the first embodiment in that: the upper radiator 2 is a plate-shaped radiator, the lower radiator 3 is a shallow box-shaped radiator, and when the upper radiator 2 and the lower radiator are matched, the lower radiator 3 is directly covered by the upper radiator 2 and then sealed. In addition, in this embodiment, a plurality of water guiding ribs 8 are arranged in the upper water channel 201 of the upper radiator 2 and the sewer 301 of the lower radiator 3, so as to better guide the flow of the cooling water, and the cooling is more uniform and faster.
In other embodiments, the number of coils may also be set according to practical application, such as one group, two groups, four groups, five groups, and so on.
In other embodiments, only a few water guiding ribs 8 may be provided in the drain 301 of the lower radiator 3 to reduce the number of manufacturing processes. The number of the water inlets, the water outlets and the power line guide needle outlet can be set according to the practical application condition, such as one, three, five and the like.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides a water-cooling heat dissipation planar motor, includes the radiator of built-in recirculated cooling water and set up in at least a set of coil (1) in the radiator, its characterized in that: the radiator is sealed, and insulating heat-conducting liquid is filled between the radiator and the coil (1); the radiator comprises an upper radiator (2) and a lower radiator (3) which are connected in a sealing mode, the upper radiator (2) is communicated with a water channel in the lower radiator (3), and a plurality of water guide ribs (8) are arranged in an upper water channel (201) of the upper radiator (2) and/or a sewer (301) of the lower radiator (3).
2. The water-cooled heat dissipation planar motor of claim 1, wherein: and a cavity (14) between the upper radiator (2) and the lower radiator (3) is filled with the insulating heat-conducting liquid.
3. The water-cooled heat dissipation planar motor of claim 2, wherein: the water guide ribs (8) are arranged at intervals in a scattered manner.
4. The water-cooled heat dissipation planar motor of claim 3, wherein: in the upper radiator (2), the water guide ribs (8) are arranged on an upper radiator water channel plate (203) of the upper radiator (2); in the lower radiator (3), the water guide ribs (8) are arranged on a lower radiator water channel plate (303) of the lower radiator (3).
5. The water-cooled heat dissipation planar motor of any one of claims 1 to 4, wherein: the radiator is provided with an insulating heat-conducting liquid injection port (12).
6. The water-cooled heat dissipation planar motor of claim 5, wherein: the radiator is also provided with at least one water inlet (4), at least one water outlet (5), an observation port (6) and at least one power line guide pin leading-out port (7).
7. The water-cooled heat dissipation planar motor of claim 6, wherein: the insulating heat-conducting liquid injection port (12), the water inlet (4), the water outlet (5), the observation port (6) and the power line guide pin leading-out port (7) are all arranged on an upper radiator cover plate (202) of the upper radiator (2).
8. The water-cooled heat dissipation planar motor of claim 1, wherein: the coil (1) is attached with a temperature sensor.
9. The water-cooled heat dissipation planar motor of claim 8, wherein: and a coil wire core (101) of the coil (1) is fixed with the interior of the radiator through a positioning pin (9).
10. The water-cooled heat dissipation planar motor of claim 1, wherein: the insulating heat-conducting liquid is transformer oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022788919.5U CN214205251U (en) | 2020-11-27 | 2020-11-27 | Water-cooling heat dissipation planar motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022788919.5U CN214205251U (en) | 2020-11-27 | 2020-11-27 | Water-cooling heat dissipation planar motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214205251U true CN214205251U (en) | 2021-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022788919.5U Active CN214205251U (en) | 2020-11-27 | 2020-11-27 | Water-cooling heat dissipation planar motor |
Country Status (1)
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|---|---|
| CN (1) | CN214205251U (en) |
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2020
- 2020-11-27 CN CN202022788919.5U patent/CN214205251U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230918 Address after: 2nd Floor, Building 2, No. 19 Kechuang 10th Street, Beijing Economic and Technological Development Zone, 100176 (Yizhuang Cluster, High end Industrial Zone, Beijing Pilot Free Trade Zone) Patentee after: BEIJING U-PRECISION TECH Co.,Ltd. Patentee after: Beijing Youwei Precision Measurement and Control Technology Research Co.,Ltd. Address before: 100176 4th floor, building 10, No.156 courtyard, Jinghai 4th Road, economic and Technological Development Zone, Daxing District, Beijing Patentee before: BEIJING U-PRECISION TECH Co.,Ltd. |
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| TR01 | Transfer of patent right |