CN207458924U - Dual chamber Piezoelectric Jet active heat radiating device and terminal - Google Patents
Dual chamber Piezoelectric Jet active heat radiating device and terminal Download PDFInfo
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- CN207458924U CN207458924U CN201721598415.9U CN201721598415U CN207458924U CN 207458924 U CN207458924 U CN 207458924U CN 201721598415 U CN201721598415 U CN 201721598415U CN 207458924 U CN207458924 U CN 207458924U
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Abstract
The utility model is related to heat abstractor technical field, more particularly, to a kind of dual chamber Piezoelectric Jet active heat radiating device and terminal, to alleviate the technical issues of volume in the prior art is big, heat dissipation effect is bad.Including at least one jet units, jet units include symmetrically arranged first piezoelectric vibrator and the second piezoelectric vibrator.First piezoelectric vibrator and the second piezoelectric vibrator include substrate and the piezoelectrics being covered on substrate.The piezoelectrics of the piezoelectrics of first piezoelectric vibrator and the second piezoelectric vibrator are set outwardly, and chamber, the one end open of chamber are formed between the substrate of the substrate of the first piezoelectric vibrator and the second piezoelectric vibrator.First piezoelectric vibrator and the second piezoelectric vibrator move to suck air to chamber backwards, move toward one another to discharge air, so as to form jet stream.Technical solution provided by the utility model can improve heat dissipation effect thinned in the case of.
Description
Technical field
The utility model is related to heat abstractor technical fields, are filled more particularly, to a kind of dual chamber Piezoelectric Jet active heat removal
It puts and terminal.
Background technology
With continuous reduce of portable device volume, function is increasing, the power consumption increase of equipment, and loss increases, and draws
Play central processing unit fever；Higher heat can cause electronics to be in higher energy level, and the central processing unit speed of service reduces.For
Solve the problems, such as heat dissipation and existing active heat removal high energy consumption, in the 6th European science of heat meetings in 2012 years, General Electric is complete
Ball research and development centre HPJDeBock et al. discloses a kind of piezoelectric type active heat radiating device：Simultaneously the piezoelectric chip that activates in opposite directions with
Single radial cut cavity forms flow generator.Hereafter, article introduces modified Piezoelectric Jet active heat radiating device successively.Such as,
Ahmad Jalilvand of Teng Cang companies of Japan in 2014 et al. are in calorifics and engineer application magazine (Journal of
Thermal Science and Engineering Applications) on write articles and inquire into Piezoelectric Jet fan cooling efficiency
Issue of improvement.On this basis, it is proposed that a kind of thickness is thin, air quantity is big and is provided simultaneously with the low dual chamber Piezoelectric Jet of noise
Active heat radiating device.
With continuous reduce of portable device volume, function is increasing, the power consumption increase of equipment, and loss increases, and draws
Play central processing unit fever；Higher heat can cause electronics to be in higher energy level, and the central processing unit speed of service reduces, because
This heat dissipation becomes a key technology.
It is existing to be directed to heating device, such as central processing unit, the mode of generally use fan cooling, however fan exists
The technical issues of volume is big, power consumption is high and heat dissipation effect is bad.
It would therefore be highly desirable to develop a kind of radiator of the good heat dissipation effect for portable device.
Utility model content
It is existing to alleviate the purpose of this utility model is to provide a kind of dual chamber Piezoelectric Jet active heat radiating device and terminal
There is the technical issues of volume present in technology is big, heat dissipation effect is bad.
In order to solve the above technical problems, technical solution provided by the utility model is：
A kind of dual chamber Piezoelectric Jet active heat radiating device, including：
At least one jet units, the jet units include symmetrically arranged first piezoelectric vibrator and the second piezoelectricity shakes
Son；
First piezoelectric vibrator and second piezoelectric vibrator include substrate and the piezoelectricity being covered on the substrate
Body；
The piezoelectrics of the piezoelectrics of first piezoelectric vibrator and second piezoelectric vibrator are set outwardly, and described first
Chamber, the one end open of the chamber are formed between the substrate of the substrate of piezoelectric vibrator and second piezoelectric vibrator；
First piezoelectric vibrator and second piezoelectric vibrator are transported in opposite directions backwards to moving to suck air to the chamber
It moves to discharge air, so as to form jet stream.
Further,
Inner support frame, the internal branch are additionally provided between first piezoelectric vibrator and second piezoelectric vibrator
The top end opening of support frame frame, bottom are used to seal the bottom of the chamber.
Further,
It sets there are two jet units, two jet units are arranged side by side, and are open towards the same side, are penetrated described in two
Outside-supporting frame is both provided on the outside of stream unit.
Further,
Intermediate is provided in the middle part of the jet units, the chamber of the jet units is divided by the intermediate
First sub-chamber and the second sub-chamber.
Further,
Between first piezoelectric vibrator and the intermediate and second piezoelectric vibrator and the intermediate
Between be both provided with inner support frame.
Further,
Outside-supporting frame is provided on the outside of first piezoelectric vibrator and second piezoelectric vibrator.
Further,
The inner support frame and the material of the outside-supporting frame are silica gel.
Further,
The thickness t of the substrate meets：.mm ＜ t ＜ .mm.
Further,
The thickness ratio of piezoelectrics and substrate is：~.
A kind of terminal, including above-mentioned Piezoelectric Jet active heat radiating device.
With reference to above-mentioned technical proposal, the advantageous effect that the utility model can reach is analyzed as follows：
When first piezoelectric vibrator and the second piezoelectric vibrator move backwards, between the first piezoelectric vibrator and the second piezoelectric vibrator
Cavity volume increases, and extraneous air enters above-mentioned cavity, it is achieved thereby that the effect of air-breathing.Then, the first piezoelectric vibrator and
Second piezoelectric vibrator moves toward one another, and the gas in cavity is squeezed during moving toward one another so that and gas is discharged, it is achieved thereby that
The effect of exhaust.The first above-mentioned piezoelectric vibrator and the second piezoelectric vibrator continuously act so that device realizes continuous inhale
Gas and exhaust, the gas of discharge can radiate to other equipment (such as central processing unit etc.).Since the present embodiment uses
Piezoelectrics volume that is smaller, therefore can significantly reducing product can be set, and piezoelectrics are realized under the function of current
It works continuously, ensures good heat dissipation effect.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of 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 describes below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is a kind of decomposition diagram for rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that the utility model embodiment provides；
Fig. 2 is a kind of side view for rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that the utility model embodiment provides；
Fig. 3 is a kind of scale diagrams for rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that the utility model embodiment provides
(example)；
Fig. 4 is the exploded pictorial for another rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that the utility model embodiment provides
Figure；
Fig. 5 is the side view for another rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that the utility model embodiment provides.
Icon：100- jet units；The first piezoelectric vibrators of 110-；The second piezoelectric vibrators of 120-；101- substrates；
102- piezoelectrics；103- chambers；130- inner support frames；140- outside-supporting frames；150- intermediate.
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 part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment 1, embodiment 2 and embodiment 3 are described in detail below in conjunction with the accompanying drawings：
Fig. 1 is a kind of decomposition diagram for rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that the utility model embodiment provides；
Fig. 2 is a kind of side view for rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that the utility model embodiment provides；Fig. 3 is new for this practicality
A kind of scale diagrams (example) for rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that type embodiment provides；Fig. 4 is the utility model
The decomposition diagram for another rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device that embodiment provides；Fig. 5 is the utility model embodiment
The side view of another rush-harvesting and rush-planting Piezoelectric Jet active heat radiating device of offer.
Embodiment 1
Referring to Fig.1 and 2, a kind of dual chamber Piezoelectric Jet active heat radiating device is present embodiments provided, including：
At least one jet units 100, jet units 100 are pressed including symmetrically arranged first piezoelectric vibrator 110 and second
Electric tachometer indicator 120；
First piezoelectric vibrator 110 and the second piezoelectric vibrator 120 include substrate 101 and the piezoelectricity being covered on substrate 101
Body 102；
The piezoelectrics 102 of 102 and second piezoelectric vibrator 120 of piezoelectrics of first piezoelectric vibrator 110 are set outwardly, and first
Chamber 103 is formed between the substrate 101 of 101 and second piezoelectric vibrator 120 of substrate of piezoelectric vibrator 110, one end of chamber 103 is opened
Mouthful；
Movement to suck air to chamber 103, moves toward one another backwards for first piezoelectric vibrator 110 and the second piezoelectric vibrator 120
To discharge air, so as to form jet stream.
The advantageous effect that dual chamber Piezoelectric Jet active heat radiating device provided in this embodiment can reach is analyzed as follows：
Due to present embodiments providing a kind of dual chamber Piezoelectric Jet active heat radiating device, including at least one jet units
100, jet units 100 include symmetrically arranged first piezoelectric vibrator, 110 and second piezoelectric vibrator 120.First piezoelectric vibrator 110
Include substrate 101 and the piezoelectrics 102 being covered on substrate 101 with the second piezoelectric vibrator 120.First piezoelectric vibrator 110
The piezoelectrics 102 of 102 and second piezoelectric vibrator 120 of piezoelectrics are set outwardly, the substrate 101 of the first piezoelectric vibrator 110 and
Chamber 103, the one end open of chamber 103 are formed between the substrate 101 of two piezoelectric vibrators 120.
It analyzes above-mentioned structure to understand, backwards to when moving, first presses for the first piezoelectric vibrator 110 and the second piezoelectric vibrator 120
Cavity volume increase between 110 and second piezoelectric vibrator 120 of electric tachometer indicator, extraneous air enter above-mentioned cavity, so as to fulfill
The effect of air-breathing.Then, the first piezoelectric vibrator 110 and the second piezoelectric vibrator 120 move toward one another, and are squeezed during moving toward one another
Press the gas in cavity so that gas is discharged, it is achieved thereby that the effect of exhaust.The first above-mentioned piezoelectric vibrator 110 and second
Piezoelectric vibrator 120 continuously acts so that device realizes that continuous air-breathing and exhaust, the gas of discharge can set other
Standby (such as central processing unit etc.) radiates.Due to the present embodiment use piezoelectrics 102 can set it is smaller, can
Significantly reduce the volume of product, and piezoelectrics 102 are realized under the function of current and worked continuously, and can ensure good heat dissipation
Effect.
Above-mentioned, the operation principle of the first piezoelectric vibrator 110 and the second piezoelectric vibrator 120 is described below：
When piezoelectric material polarizes in the electric field, because of the displacement of charge-site material can be caused to deform.Utilize piezoresistive material
These characteristics of material can realize mechanical oscillation (sound wave) and the mutual conversion of alternating current.Thus piezoelectric material is widely used in sensor
In element, such as seismic sensor, power, the measuring cell of speed and acceleration and electroacoustic transducer etc..In the present embodiment
First piezoelectric vibrator 110 and the second piezoelectric vibrator 120 realize continuous shaking effect, the first piezoelectricity under the action of alternating current
The cooperation of 110 and second piezoelectric vibrator 120 of oscillator can increase or reduce cavity volume.Specifically, when the first piezoelectricity shakes
When 110 and second piezoelectric vibrator 120 of son moves toward one another, cavity volume reduces, when the first piezoelectric vibrator 110 and the second piezoelectric vibrator
120 backwards to when moving, and cavity volume increases.
In the alternative of the present embodiment, more preferably,
Inner support frame 130, inside support are additionally provided between first piezoelectric vibrator 110 and the second piezoelectric vibrator 120
The top end opening of frame 130, bottom are used for the bottom of sealed chamber 103.Inner support frame 130 is used to support the first piezoelectricity and shakes
110 and second piezoelectric vibrator 120 of son.
In the alternative of the present embodiment, more preferably,
It sets there are two jet units 100, two jet units 100 are arranged side by side, and are open towards the same side.More into
One step, during one of 100 air-breathing of jet units, another 100 outlet of jet units, being achieved in device can go out always
Gas radiates.
In the alternative of the present embodiment, more preferably,
The outside of two jet units 100 is provided with outside-supporting frame 140.Outside-supporting frame 140 is used to support more
A jet units 100, to form complete structure.
In the alternative of the present embodiment, more preferably,
The material of substrate 101 can be that metal, carbon fibre, glass etc. have preferable elastic deformation material, and substrate 101 is in piezoelectrics
It is vibrated under 102 effect of vibration.
In the alternative of the present embodiment, more preferably,
The thickness t of substrate 101 meets：0.08mm ＜ t ＜ 0.16mm.
In the alternative of the present embodiment, more preferably,
Piezoelectrics 102 and the thickness ratio of substrate 101 are：1.0~1.2.
Example：
In the present embodiment, illustrated with Fig. 3：
Dual chamber Piezoelectric Jet fan：Overall thickness is 2.85mm.
Wherein substrate thickness 0.11mm, piezoelectricity body thickness 0.11mm, outside-supporting frame thickness 0.25mm, the first jet stream list
The thickness of inner support frame between member and the two neighboring substrate of the second jet units is 0.7mm, the second jet units
Left side inner support frame thickness be 0.5mm, driving power 0.009W, flow are 0.47 cubic feet per minute.
It is readily apparent that the thickness of the jet fan in this example is 2.85mm, driving power 0.025W, flow is
0.47 cubic feet per minute.And in the prior art, it is illustrated with accurate 3004 fans of building of current Ultrathin notebook computer, 3004
Thickness 3mm, driving power 0.025W, the flow of fan are 0.4 cubic feet per minute.
Jet fan thickness provided in this embodiment reduces, driving power reduces, and flow increases, therefore can realize
Better heat dissipation effect.
Embodiment 2
Fig. 4 and Fig. 5 are refer to, another dual chamber Piezoelectric Jet active heat radiating device is present embodiments provided, with implementation
Example 1 is similar, and including at least one jet units 100, jet units 100 include symmetrically arranged first piezoelectric vibrator, 110 He
Second piezoelectric vibrator 120.First piezoelectric vibrator 110 and the second piezoelectric vibrator 120 include substrate 101 and are covered on substrate 101
On piezoelectrics 102.The piezoelectrics 102 of 102 and second piezoelectric vibrator 120 of piezoelectrics of first piezoelectric vibrator 110 are towards peripheral hardware
It puts, chamber 103, chamber 103 is formed between the substrate 101 of 101 and second piezoelectric vibrator 120 of substrate of the first piezoelectric vibrator 110
One end open.First piezoelectric vibrator 110 and the second piezoelectric vibrator 120 are transported in opposite directions backwards to moving to suck air to chamber 103
It moves to discharge air, so as to form jet stream.
Further, the middle part of jet units 100 is provided with intermediate 150, and intermediate 150 is by jet units 100
Chamber 103 be divided into the first sub-chamber 103 and the second sub-chamber 103.
When being moved in the first piezoelectric vibrator 110 to the direction away from intermediate 150, the volume of the first sub-chamber 103 increases
Greatly, the effect of air-breathing is realized.When being moved in the direction of the first piezoelectric vibrator 110 to close intermediate 150, the first sub-chamber
103 volume reduces, and realizes the effect of exhaust, and under the action of alternating current, the first piezoelectric vibrator 110 passes through vibration realizing the
The continuous air-breathing of one sub-chamber 103 and exhaust.
When being moved in the second piezoelectric vibrator 120 to the direction away from intermediate 150, the volume of the second sub-chamber 103 increases
Greatly, the effect of air-breathing is realized.When being moved in the direction of the second piezoelectric vibrator 120 to close intermediate 150, the second sub-chamber
103 volume reduces, and realizes the effect of exhaust, and under the action of alternating current, the second piezoelectric vibrator 120 passes through vibration realizing the
The continuous air-breathing of two sub-chamber 103 and exhaust.
According to above-mentioned analysis, piezoelectrics 102 that the present embodiment uses can set smaller, therefore can significantly subtract
The volume of miscellaneous goods, and piezoelectrics 102 are realized under the function of current and worked continuously, and can equally ensure good heat dissipation effect
Fruit.
In the alternative of the present embodiment, more preferably,
Between first piezoelectric vibrator 110 and intermediate 150 and between the second piezoelectric vibrator 120 and intermediate 150
It is both provided with inner support frame 130.
In the alternative of the present embodiment, more preferably,
The outside of first piezoelectric vibrator 110 and the second piezoelectric vibrator 120 is provided with outside-supporting frame 140.
In the alternative of the present embodiment, more preferably,
Inner support frame 130 and the material of outside-supporting frame 140 are silica gel, and silica gel matter is soft.
In the alternative of the present embodiment, more preferably,
Cable hole is provided on outside-supporting frame 140.
In the alternative of the present embodiment, more preferably,
The material of substrate 101 can be that metal, carbon fibre, glass etc. have preferable elastic deformation material, and substrate 101 is in piezoelectrics
It is vibrated under 102 effect of vibration.
Embodiment 3
A kind of terminal is present embodiments provided, the Piezoelectric Jet active heat removal dress addressed including embodiment 1 or embodiment 2
It puts.
Above-mentioned terminal is such as can be laptop, mobile phone, desktop computer.
Above-mentioned Piezoelectric Jet active heat radiating device specifically includes：
At least one jet units 100, jet units 100 are pressed including symmetrically arranged first piezoelectric vibrator 110 and second
120. first piezoelectric vibrator 110 of electric tachometer indicator and the second piezoelectric vibrator 120 include substrate 101 and the pressure being covered on substrate 101
Electric body 102.The piezoelectrics 102 of 102 and second piezoelectric vibrator 120 of piezoelectrics of first piezoelectric vibrator 110 are set outwardly, and first
Chamber 103 is formed between the substrate 101 of 101 and second piezoelectric vibrator 120 of substrate of piezoelectric vibrator 110, one end of chamber 103 is opened
Mouthful.First piezoelectric vibrator 110 and the second piezoelectric vibrator 120 move toward one another to discharge backwards to moving to suck air to chamber 103
Air, so as to form jet stream.When first piezoelectric vibrator 110 and the second piezoelectric vibrator 120 are backwards to movement, the first piezoelectric vibrator 110
And the second cavity volume increase between piezoelectric vibrator 120, extraneous air enters above-mentioned cavity, it is achieved thereby that the effect of air-breathing
Fruit.Then, the first piezoelectric vibrator 110 and the second piezoelectric vibrator 120 move toward one another, and are squeezed during moving toward one another in cavity
Gas so that gas is discharged, it is achieved thereby that the effect of exhaust.Above-mentioned the first piezoelectric vibrator 110 and the second piezoelectric vibrator 120
So that device realizes continuous air-breathing and exhaust, the gas of discharge can be to other equipment (such as center for continuous action
Processor etc.) it radiates.Since the piezoelectrics 102 that the present embodiment uses can set smaller, can significantly reduce
The volume of product, and piezoelectrics 102 are realized under the function of current and worked continuously, and can equally ensure good heat dissipation effect.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from this practicality newly
The scope of each embodiment technical solution of type.
Claims (10)
1. a kind of dual chamber Piezoelectric Jet active heat radiating device, which is characterized in that including：
At least one jet units (100), the jet units (100) include symmetrically arranged first piezoelectric vibrator (110) and
Second piezoelectric vibrator (120)；
First piezoelectric vibrator (110) and second piezoelectric vibrator (120) include substrate (101) and are covered on the base
Piezoelectrics (102) on piece (101)；
The piezoelectrics (102) of first piezoelectric vibrator (110) and the piezoelectrics (102) of second piezoelectric vibrator (120) are equal
Set outwardly, the substrate (101) of first piezoelectric vibrator (110) and the substrate (101) of second piezoelectric vibrator (120) it
Between formed chamber (103), the one end open of the chamber (103)；
First piezoelectric vibrator (110) and second piezoelectric vibrator (120) move to suck air to the chamber backwards
(103), move toward one another to discharge air, so as to form jet stream.
2. dual chamber Piezoelectric Jet active heat radiating device according to claim 1, which is characterized in that
Inner support frame is additionally provided between first piezoelectric vibrator (110) and second piezoelectric vibrator (120)
(130), the top end opening of the inner support frame (130), bottom are used to seal the bottom of the chamber (103).
3. dual chamber Piezoelectric Jet active heat radiating device according to claim 1, which is characterized in that
It sets there are two jet units (100), two jet units (100) to be arranged side by side, and is open towards the same side, two
Outside-supporting frame (140) is both provided on the outside of the jet units (100).
4. dual chamber Piezoelectric Jet active heat radiating device according to claim 1, which is characterized in that
It is provided with intermediate (150) in the middle part of the jet units (100), the intermediate (150) is by the jet units
(100) chamber (103) is divided into the first sub-chamber and the second sub-chamber.
5. dual chamber Piezoelectric Jet active heat radiating device according to claim 4, which is characterized in that
Between first piezoelectric vibrator (110) and the intermediate (150) and second piezoelectric vibrator (120) and
Inner support frame (130) is both provided between the intermediate (150).
6. dual chamber Piezoelectric Jet active heat radiating device according to claim 5, which is characterized in that first piezoelectricity shakes
Outside-supporting frame (140) is provided on the outside of sub (110) and second piezoelectric vibrator (120).
7. dual chamber Piezoelectric Jet active heat radiating device according to claim 6, which is characterized in that
The material of the inner support frame (130) and the outside-supporting frame (140) is silica gel.
8. dual chamber Piezoelectric Jet active heat radiating device according to claim 1, which is characterized in that
The thickness t of the substrate (101) meets：0.08mm ＜ t ＜ 0.16mm.
9. dual chamber Piezoelectric Jet active heat radiating device according to claim 1, which is characterized in that
The piezoelectrics (102) and the thickness ratio of the substrate (101) are：1.0~1.2.
10. a kind of terminal, which is characterized in that including such as claim 1-9 any one of them Piezoelectric Jet active heat radiating device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721598415.9U CN207458924U (en) | 2017-11-24 | 2017-11-24 | Dual chamber Piezoelectric Jet active heat radiating device and terminal |
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| CN201721598415.9U CN207458924U (en) | 2017-11-24 | 2017-11-24 | Dual chamber Piezoelectric Jet active heat radiating device and terminal |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109841584A (en) * | 2017-11-24 | 2019-06-04 | 苏州攀特电陶科技股份有限公司 | Dual chamber Piezoelectric Jet active heat radiating device and terminal |
| CN112943754A (en) * | 2021-04-22 | 2021-06-11 | 中国人民解放军国防科技大学 | Vector fluidic device driven by double piezoelectric vibrators |
-
2017
- 2017-11-24 CN CN201721598415.9U patent/CN207458924U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109841584A (en) * | 2017-11-24 | 2019-06-04 | 苏州攀特电陶科技股份有限公司 | Dual chamber Piezoelectric Jet active heat radiating device and terminal |
| CN109841584B (en) * | 2017-11-24 | 2024-04-19 | 苏州攀特电陶科技股份有限公司 | Double-cavity piezoelectric jet active heat dissipation device and terminal |
| CN112943754A (en) * | 2021-04-22 | 2021-06-11 | 中国人民解放军国防科技大学 | Vector fluidic device driven by double piezoelectric vibrators |
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