CN209088571U - A kind of wireless charging base inhibiting heat-transfer matcrial radiator structure with phase transformation - Google Patents
A kind of wireless charging base inhibiting heat-transfer matcrial radiator structure with phase transformation Download PDFInfo
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- CN209088571U CN209088571U CN201821812575.3U CN201821812575U CN209088571U CN 209088571 U CN209088571 U CN 209088571U CN 201821812575 U CN201821812575 U CN 201821812575U CN 209088571 U CN209088571 U CN 209088571U
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- heat
- phase transformation
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- transfer
- wireless charging
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Abstract
The utility model discloses a kind of wireless charging bases for inhibiting heat-transfer matcrial radiator structure with phase transformation, including upper casing and back-cover, and nonmetallic cover board, upper cooling fin, transmitting coil, lower cooling fin and PCBA board have been sequentially overlapped in the space that upper casing and back-cover surround；Back-cover is used inhibits the phase transformation of heat transfer technology that heat-transfer metal plate is inhibited to be made based on phase transformation, and phase transformation inhibits the hot superconduction closing pipe line for being internally provided with specific shape of heat-transfer metal plate, and the heat-transfer working medium of fluid is filled in hot superconduction closing pipe line.The utility model is when carrying out wireless charging to intelligent movable equipment, the heat for being electrically charged product generation is ultimately conducted to using back-cover made of the metal plate for being inhibited heat transfer technology based on phase transformation, the heat source of part is rapidly diffused into entire plane by back-cover again, to increase the heat dissipation area of back-cover, be conducive to radiate rapidly, cooling while to transmitting terminal and receiving end is realized, solves the problems, such as the rapid cooling of wireless charging product during the charging process.
Description
Technical field
The utility model belongs to wireless charging technical field, is related to a kind of wireless charging base, and in particular to one kind has phase
Become the wireless charging base for inhibiting heat-transfer matcrial radiator structure.
Background technique
Nowadays, with the fast development of wireless charging technology, wireless charging hastily penetrates into people's lives
In the middle.Especially broad application prospect is all had in related fieldss such as consumer electronics, medical electronics, industrial electronics.Because of this person
It is higher and higher for the performance requirement of wireless charging, demand also can be increasing.The mainstream scheme of existing wireless charging is
Magnetic coupling mode, such as the wireless charging scheme of low frequency (100-300KHz) magnetic coupling type applied to mobile phone wireless charging, tool
There is the advantages of at low cost, charge efficiency is high.
The product of the current brands such as wireless charging device, such as apple, Samsung, millet of mainstream on the market, quickly fills
Electrical power is only 7.5W, and really quick charge is only capable of maintaining half an hour, and most important reason can not exactly solve among these
Certainly quick charge bring heat dissipation problem.Since during quick charge, the temperature of interior of mobile phone easily reaches setting
Temperature protection point reduces charge power to trigger the temperature protection circuit of interior of mobile phone, therefore, on the market wireless at present
Charging equipment is not whole fast wireless charging truly.
Currently, there are two types of the radiating modes routinely used in wireless charging technology, including active heat dissipation and passive heat dissipation.
Active heat removal is to increase fan in interiors of products, and using negative pressure exhausting principle, heat is discharged by heat release hole, but for waterproof
Needs, the upper surface of product cannot open up air-guiding hole/slot, therefore cause the heat dissipation effect of product surface bad.Passive heat dissipation
Mainly increase aluminium radiating block in interiors of products or assist to radiate using metal bottom shell, there are heat source weeks for common heat dissipation metal
The problem of temperature is relatively high, and the regional temperature far from heat source is lower, and temperature distribution is non-uniform is enclosed, therefore heat dissipation effect is also not ten
Sub-argument is thought.
Utility model content
In order to solve the problems, such as that the rapid cooling of wireless charging product during the charging process, the utility model provide a kind of tool
There is phase transformation to inhibit the wireless charging base of heat-transfer matcrial radiator structure, inhibits the metal material of heat transfer technology as outer for using phase transformation
Shell or back-cover can quickly take away the heat that wireless charging generates, to meet requirement of the wireless charging product for rapid cooling.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:
A kind of wireless charging base inhibiting heat-transfer matcrial radiator structure with phase transformation, including upper casing and back-cover, on described
In the space that shell and the back-cover surround, be from top to bottom sequentially overlapped nonmetallic cover board, upper cooling fin, transmitting coil and it is lower dissipate
Backing, wherein the nonmetallic cover board is embedded the face paste on the inside of the middle part of the upper casing, the lower cooling fin and the back-cover
It closes, one is additionally provided in the space that the upper casing and the back-cover surround for controlling the PCBA of the transmitting coil work
Plate, the PCBA board and the transmitting coil are placed side by side, and are bonded with the back-cover or the PCBA by bond plies
After plate is superimposed upon under the lower cooling fin, then passes through bond plies and be bonded with the back-cover；
The back-cover is used inhibits the phase transformation of heat transfer technology that heat-transfer metal plate is inhibited to be made based on phase transformation, and the phase transformation inhibits
The hot superconduction closing pipe line for being internally provided with specific shape of heat-transfer metal plate, and filled in the hot superconduction closing pipe line
There is the heat-transfer working medium of fluid.
Further, the heat-transfer working medium is the mixture of gas, liquid or gas and liquid.
Further, the material of the nonmetallic cover board be plastic cement, glass, ceramics in any one.
Further, it is coated on the inside of the nonmetallic cover board and assists thermally conductive Heat Conduction Material.
Preferably, the Heat Conduction Material is graphite material, it is not limited to graphite material.
Further, the upper cooling fin and the lower cooling fin select graphite flake, heat conductive pad, heat-conducting silicone grease or phase transformation storage
It can any one in material.
Further, the material of the upper casing is plastic cement, glass, ceramics, any one in metal.
Preferably, when the material of the upper casing be plastic cement, glass, ceramics when, due to the upper casing have both it is described nonmetallic
The function of cover board, therefore the nonmetallic cover board can be cancelled, the nonmetallic cover board described at this time and the upper casing can be considered to form one
A entirety.
Preferably, when the material of the upper casing is metal, the metal of the use includes that the phase transformation inhibits heat transfer gold
Belong to plate.
Further, the upper casing and the appearance profile of the back-cover are rectangular or round, but are not limited only to rectangular or circle
One of shape, the nonmetallic cover board, the upper cooling fin and the lower cooling fin shape appearance profile be it is round or
It is rectangular, but it is not limited only to one of round, rectangular.
The working principle of the utility model is as follows:
When the upper casing surface that mobile phone back is placed on the utility model is charged, due to mobile phone back and upper casing and non-
Metal cover board contact, the heat at mobile phone back pass sequentially through upper cooling fin, transmitting coil, lower cooling fin from nonmetallic cover board, most
It is transmitted in the back-cover for inhibiting heat-transfer metal plate using phase transformation afterwards, and in back-cover, the heat that mobile phone generates passes through conduction first
Mode be transmitted to phase transformation inhibit heat-transfer metal plate part, then by be filled in phase transformation inhibit heat-transfer metal intralamellar part heat
Local heat source is rapidly diffused into entire plane by the heat-transfer working medium (phase transformation suppression technology) in superconduction closing pipe line, increases back-cover
Heat dissipation area, be conducive to radiate rapidly, PCBA board generate heat also through using phase transformation inhibit heat-transfer metal plate back-cover
It quickly sheds, thereby realizes fast cooling while to transmitting terminal and receiving end.
The beneficial effects of the utility model are:
The utility model, using heat-conduction principle, will be electrically charged product when carrying out wireless charging to intelligent movable equipment
The heat of generation passes sequentially through thermally conductive sheet, transmitting coil, thermally conductive sheet from nonmetallic cover board, finally conducts to back-cover, and this is practical
Novel back-cover then inhibits the metal plate of heat transfer technology to be made using based on phase transformation, the heat source of back-cover part can be spread rapidly
To entire plane, to increase the heat dissipation area of back-cover, is conducive to radiate rapidly, realizes drop while to transmitting terminal and receiving end
Temperature solves the problems, such as the rapid cooling of wireless charging product during the charging process.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.Specific embodiment of the present utility model is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is the schematic perspective view of the utility model wireless charging base；
Fig. 2 is the explosive view of the utility model wireless charging base；
Fig. 3 is the schematic diagram of internal structure that the phase transformation that the utility model wireless charging base uses inhibits heat-transfer metal plate.
Drawing reference numeral in figure: 1, phase transformation inhibits heat-transfer metal plate；2, hot superconduction closing pipe line；3, upper casing；4, back-cover；5, non-
Metal cover board；6, upper cooling fin；7, transmitting coil；8, lower cooling fin；9, PCBA board.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the utility model is described in detail.
Referring to figure 1 and figure 2, a kind of wireless charging base inhibiting heat-transfer matcrial radiator structure with phase transformation, including it is upper
Shell 3 and back-cover 4, in the space that the upper casing 3 and the back-cover 4 surround, be from top to bottom sequentially overlapped nonmetallic cover board 5,
Upper cooling fin 6, transmitting coil 7 and lower cooling fin 8, wherein the nonmetallic cover board 5 is embedded at the middle part of the upper casing 3, described
Lower cooling fin 8 is bonded with 4 medial surface of back-cover, is additionally provided with one in the space that the upper casing 3 and the back-cover 4 surround
The PCBA board 9 to work for controlling the transmitting coil 7, the PCBA board 9 and the transmitting coil 7 are placed side by side, and pass through
Bond plies with after the back-cover 4 is bonded or the PCBA board 9 is superimposed upon under the lower cooling fin 8, then by thermally conductive double
Face glue is bonded with the back-cover 4.
Shown in Figure 3, the back-cover 4 is using the phase transformation inhibition system of heat-transfer metal plate 1 for inhibiting heat transfer technology based on phase transformation
At the phase transformation inhibits the hot superconduction closing pipe line 2 for being internally provided with specific shape of heat-transfer metal plate 1, and in the heat
The heat-transfer working medium of fluid is filled in superconduction closing pipe line 2, the heat-transfer working medium is the mixing of gas, liquid or gas and liquid
Object.More preferably, the contact heat transfer working medium of gas and liquid is used in the present embodiment.
Further, as an improvement scheme, the inside of the nonmetallic cover board 5, which is coated with, assists thermally conductive heat conduction material
Material, the Heat Conduction Material are to include but are not limited to graphite material.
Further, the material of the nonmetallic cover board 5 be plastic cement, glass, ceramics in any one.
Further, the upper cooling fin 6 and the lower cooling fin 8 select graphite flake, heat conductive pad, heat-conducting silicone grease or phase transformation
Any one in energy storage material.
Further, the material of the upper casing 3 is plastic cement, glass, ceramics, any one in metal.
As a preferred embodiment, when the material of the upper casing 3 is plastic cement, glass, ceramics, since the upper casing 3 is simultaneous
Have the function of the nonmetallic cover board 5, therefore the nonmetallic cover board 5 can be cancelled, the nonmetallic cover board 5 described at this time with it is described on
Shell 3 can be considered to form an entirety.
As another preferred embodiment, when the material of the upper casing 3 is metal, institute is also can be used in the metal of the use
It states phase transformation and inhibits heat-transfer metal plate 1, and it is that phase transformation inhibits heat transfer sheet that the phase transformation, which inhibits heat-transfer metal plate 1,.
Further, the upper casing 3 and the appearance profile of the back-cover 4 include but is not limited to rectangular or circle in one
Kind, similarly, the nonmetallic cover board 5, the upper cooling fin 6 and the lower cooling fin 8 shape appearance profile also include but
It is not limited to one of round or rectangular.
When 3 surface of upper casing that mobile phone back is placed on the utility model is charged, due to mobile phone back and upper casing 3 and
Nonmetallic cover board 5 contacts, and the heat at mobile phone back passes sequentially through upper cooling fin 6, transmitting coil 7, lower heat dissipation from nonmetallic cover board 5
Piece 8 is finally transmitted in the back-cover 4 for being inhibited heat-transfer metal plate 1 using phase transformation, and in back-cover 4, the heat that mobile phone generates is first
It is transmitted to the part that phase transformation inhibits heat-transfer metal plate 1 by way of conduction, then inhibits heat-transfer metal by being filled in phase transformation
Local heat source is rapidly diffused into entire plane by the heat-transfer working medium phase transformation suppression technology in hot superconduction closing pipe line 2 inside plate 1,
The heat dissipation area of back-cover 4 is increased, is conducive to radiate rapidly, the heat that PCBA board 9 generates inhibits heat transfer also through using phase transformation
The back-cover 4 of metal plate 1 quickly sheds, and thereby realizes fast cooling while to transmitting terminal and receiving end.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of wireless charging base for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that: including upper casing (3) and back
Cover (4), in the space that the upper casing (3) and the back-cover (4) surround, be from top to bottom sequentially overlapped nonmetallic cover board (5),
Upper cooling fin (6), transmitting coil (7) and lower cooling fin (8), wherein the nonmetallic cover board (5) is embedded in the upper casing (3)
Middle part, the lower cooling fin (8) is bonded with the back-cover (4) medial surface, surrounds in the upper casing (3) and the back-cover (4)
Space in be additionally provided with one for controlling the PCBA board (9) of the transmitting coil (7) work, the PCBA board (9) and institute
It is placed side by side to state transmitting coil (7), and is bonded with the back-cover (4) or the PCBA board (9) is superimposed upon by bond plies
After under the lower cooling fin (8), then passes through bond plies and be bonded with the back-cover (4)；
Using inhibiting the phase transformation of heat transfer technology that heat-transfer metal plate (1) is inhibited to be made based on phase transformation, the phase transformation presses down the back-cover (4)
The hot superconduction closing pipe line (2) for being internally provided with specific shape of heat-transfer metal plate (1) processed, and in the hot superconduction sealed tube
The heat-transfer working medium of fluid is filled in road (2).
2. the wireless charging base according to claim 1 for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that:
The heat-transfer working medium is the mixture of gas, liquid or gas and liquid.
3. the wireless charging base according to claim 1 for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that:
The material of the nonmetallic cover board (5) be plastic cement, glass, ceramics in any one.
4. the wireless charging base according to claim 1 for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that:
It is coated on the inside of the nonmetallic cover board (5) and assists thermally conductive Heat Conduction Material.
5. the wireless charging base according to claim 4 for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that:
The Heat Conduction Material is graphite material.
6. the wireless charging base according to claim 1 for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that:
The upper cooling fin (6) and the lower cooling fin (8) are selected in graphite flake, heat conductive pad, heat-conducting silicone grease or phase-changing energy storage material
Any one.
7. the wireless charging base according to claim 1 for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that:
The material of the upper casing (3) is plastic cement, glass, ceramics, any one in metal.
8. the wireless charging base according to claim 7 for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that:
When the material of the upper casing (3) is plastic cement, glass, ceramics, the nonmetallic cover board (5) and the upper casing (3) form one
It is whole.
9. the wireless charging base according to claim 7 for inhibiting heat-transfer matcrial radiator structure with phase transformation, it is characterised in that:
When the material of the upper casing (3) is metal, the metal of the use includes that the phase transformation inhibits heat-transfer metal plate (1).
10. the wireless charging base according to claim 1 for inhibiting heat-transfer matcrial radiator structure with phase transformation, feature exist
In: the appearance profile of the upper casing (3) and the back-cover (4) is rectangular or round, but being not limited only in rectangular or circle one
Kind, the appearance profile of the shape of the nonmetallic cover board (5), the upper cooling fin (6) and the lower cooling fin (8) be circle or
It is rectangular, but it is not limited only to one of round, rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821812575.3U CN209088571U (en) | 2018-11-05 | 2018-11-05 | A kind of wireless charging base inhibiting heat-transfer matcrial radiator structure with phase transformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821812575.3U CN209088571U (en) | 2018-11-05 | 2018-11-05 | A kind of wireless charging base inhibiting heat-transfer matcrial radiator structure with phase transformation |
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| Publication Number | Publication Date |
|---|---|
| CN209088571U true CN209088571U (en) | 2019-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821812575.3U Active CN209088571U (en) | 2018-11-05 | 2018-11-05 | A kind of wireless charging base inhibiting heat-transfer matcrial radiator structure with phase transformation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113949171A (en) * | 2021-11-17 | 2022-01-18 | 重庆前卫无线电能传输研究院有限公司 | Rail-mounted wireless charging pickup device and forming method thereof |
-
2018
- 2018-11-05 CN CN201821812575.3U patent/CN209088571U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113949171A (en) * | 2021-11-17 | 2022-01-18 | 重庆前卫无线电能传输研究院有限公司 | Rail-mounted wireless charging pickup device and forming method thereof |
| CN113949171B (en) * | 2021-11-17 | 2023-06-30 | 重庆前卫无线电能传输研究院有限公司 | Rail type wireless charging pickup and forming method thereof |
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