CN107566966B - A kind of loudspeaker auxiliary radiating device and method - Google Patents
A kind of loudspeaker auxiliary radiating device and method Download PDFInfo
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- CN107566966B CN107566966B CN201710817313.XA CN201710817313A CN107566966B CN 107566966 B CN107566966 B CN 107566966B CN 201710817313 A CN201710817313 A CN 201710817313A CN 107566966 B CN107566966 B CN 107566966B
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Abstract
The invention discloses a kind of loudspeaker auxiliary radiating device and methods, including cabinet, the board configured in cabinet, the euthermic chip being mounted on board and liquid-cooling heat radiation mechanism, top cover is configured on cabinet, the liquid-cooling heat radiation mechanism forms closed circuit by pipeline and part is bonded with cabinet inner wall, one end of the closed circuit is in contact with euthermic chip, the other end is configured with dynamical element, the dynamical element is loudspeaker, with loudspeaker position corresponding and seal closure circuit vibrating diaphragm of the configuration in cabinet, and coolant liquid is filled in pipeline.Compared with prior art, the sound issued using loudspeaker is as vibratory drive source, without additional vibratory drive mechanism for a kind of loudspeaker auxiliary radiating device and method, it is not only simple in structure, occupies little space, and do not increase complete machine power, it is practical, it is applied widely, it is easy to spread.
Description
Technical field
The present invention relates to field of computer technology, especially specifically a kind of practical, loudspeaker auxiliary radiating device and
Method.
Background technique
In computer system, at present there are mainly two types of the radiating modes of heater element: passive heat dissipation and active heat removal.Passively
Heat dissipation refers to the active heat radiating device applied in system without the external world, is mainly realized by modes such as conduction, radiation and free convections
Heater element and surrounding air make heat exchange and reach heat dissipation purpose；Active heat removal, which refers to, has the extraneous active applied to dissipate in system
Thermal radiates to heater element by active heat radiating device.Passive heat dissipation is environment temperature is higher, air is more dry
Radiating efficiency is lower under dry, narrow space or the extreme conditions such as calm, is unable to satisfy the radiating requirements of high-power heater element；It is main
Dynamic heat dissipation is presently mainly to force to increase cross-ventilation to heater element by fan, reaches the mesh to radiate as early as possible to heater element
, but working efficiency or damage are easily reduced because of bearing wear when fan use for a long time, to keep temperature of heating elements continuous
Rise and damages.
Certain cooling measure is taken to heater element in addition, often happening that in computer systems
Afterwards, operating temperature is still on its resistance to temperature value critical point or resistance to temperature value, and it is basic to rely solely on passive heat dissipating method at this time
Be unable to satisfy radiating requirements, and be additionally further added by active heat radiating device such as fan etc., it not only will increase complete machine power, but also usually
Since system space, structure limit, corresponding device can not be further added by.Although also there is the active heat removal dress in addition to fan at present
It sets, such as vibration heat dissipation, but it needs vibratory drive source, not only structure is complicated, reliability is low, but also increases complete machine power.
Based on above-mentioned status, be badly in need of it is a kind of occupy little space, structure is simple and does not increase the heat dissipation technology of complete machine power.
Summary of the invention
Technical assignment of the invention is place against the above deficiency, provides a kind of practical, loudspeaker auxiliary radiating device
And method.
A kind of loudspeaker auxiliary radiating device, including cabinet, the board configured in cabinet, the heat generating core being mounted on board
Piece and liquid-cooling heat radiation mechanism, top cover is configured on cabinet, and the liquid-cooling heat radiation mechanism passes through pipeline formation closed circuit and part
It is bonded with cabinet inner wall, one end of the closed circuit is in contact with euthermic chip, and the other end is configured with dynamical element, the power
Element is loudspeaker, with loudspeaker position corresponding and seal closure circuit vibrating diaphragm of the configuration in cabinet, is filled in pipeline
There is coolant liquid.
The closed circuit both ends that the liquid-cooling heat radiation mechanism is formed are respectively Liang Ge airtight chamber, one of airtight chamber
It is made of hollow cooling fin and is in contact with euthermic chip, offer inlet and liquid outlet in the airtight chamber；It is another close
Closed chamber room is made of liquid reserve tank, and the bottom of the liquid reserve tank is sealed by above-mentioned vibrating diaphragm, is configured with partition at the middle part of liquid reserve tank,
Liquid reserve tank is separated into two chambers up and down by partition, and upside is return passage, and downside is fluid reservoir, configured with by flowing back on partition
The check valve A that room is connected to fluid reservoir, the return passage, fluid reservoir pass through the liquid out of another airtight chamber of piping connection respectively
Mouth, inlet.
The position of the liquid outlet is higher than the position of inlet.
Pipeline between the fluid reservoir and the inlet of another airtight chamber is inlet tube, is configured with and leads on the inlet tube
To the check valve B of inlet；Pipeline between return passage and the liquid outlet of another airtight chamber is return pipe, is matched on the return pipe
It is equipped with the check valve C of guiding return passage.
The Liang Ge airtight chamber at liquid-cooling heat radiation mechanism both ends is rectangular-shape airtight chamber, and two airtight chamber
Top is in close contact with cabinet top cover.
The coolant liquid is nonconducting deionized water, glycol water or oil.
A kind of loudspeaker auxiliary radiating method is based on above-mentioned apparatus, and realization process is,
Coolant liquid is filled in fluid reservoir first, and there are certain air in return passage；
It is made a sound by loudspeaker, makes vibrating diaphragm occur to vibrate and flexible deformation, at this moment check valve A, check valve B, list
It is connected to valve C, coolant liquid is made to start self-loopa flowing in entire circuit；
When coolant liquid enters the airtight chamber of contact heating chip, the heat of euthermic chip is taken away, and flows back into reflux
Circulation cooling is continued after cooling down by the return passage in room.
When loudspeaker make a sound, sound transmission causes vibrating diaphragm to vibrate at vibrating diaphragm, and vibration makes vibrating diaphragm
Flexible deformation is generated, when the flexible deformation that vibrating diaphragm generates compresses fluid reservoir, the pressure of coolant liquid increases in fluid reservoir, single
It is closed to valve A, the indoor liquid of liquid storage flows to inlet tube, and check valve B is caused to be greater than close to the pressure of liquid reserve tank side close to another
The pressure of one airtight chamber side, conducting valve B are opened, and coolant liquid flows into the airtight chamber made of hollow cooling fin along inlet tube
Interior, the coolant liquid of inflow increases the pressure of the airtight chamber, and coolant liquid flows to return pipe, and check valve C is caused to dissipate close to hollow
The pressure of airtight chamber side made of backing is greater than the pressure close to liquid reserve tank side, causes check valve C to open, coolant liquid edge
Return pipe flows into return passage, flows into the indoor liquid compression air that flows back, and makes the indoor pressure increase that flows back, until and fluid reservoir
Interior pressure is equal, and system reaches equilibrium state.
When the flexible deformation that the sound that loudspeaker issue generates vibrating diaphragm expands fluid reservoir, the indoor pressure of liquid storage subtracts
Small, check valve A is opened, and check valve B is closed, and the indoor liquid that flows back flows into fluid reservoir, and the indoor pressure that flows back reduces, return pipe
Interior liquid flows into return passage, causes check valve C closed less than being made close to hollow cooling fin close to the pressure of liquid reserve tank side
The pressure of chamber side, check valve C are opened, and the indoor liquid of closed chamber made of hollow cooling fin is flowed into along return pipe and flowed back
Room causes fluid pressure in airtight chamber made of hollow cooling fin to reduce, and the liquid in inlet tube flows into hollow cooling fin system
At airtight chamber, reduce the pressure of the airtight chamber side made of the hollow cooling fin check valve B, until and fluid reservoir
Interior pressure is equal, and system reaches equilibrium state.
When loudspeaker make vibrating diaphragm flexible deformation that coolant liquid be caused to circulate, the radiation processes of euthermic chip are as follows: hair
The binding face of the heat that hot chip generates airtight chamber and euthermic chip made of the hollow cooling fin is transmitted to hollow cooling fin
It in manufactured airtight chamber, and then is transmitted in the indoor coolant liquid of closed chamber made of hollow cooling fin, makes the temperature of coolant liquid
Degree increases；The higher liquid of closed chamber room temperature made of hollow cooling fin flows into return passage along return pipe, and euthermic chip produces
Raw heat is pulled away, while the lower liquid of liquid storage room temperature flows into airtight chamber made of hollow cooling fin along inlet tube
It is interior, radiating and cooling is carried out to euthermic chip, it is empty by liquid reserve tank and top cover and surrounding to flow into the reflux higher liquid of room temperature
Heat loss into air, reduces the temperature of coolant liquid, then flows back to liquid storage again by conduction, convection current and radiation between gas
Room, repetitive cycling heat dissipation.
A kind of loudspeaker auxiliary radiating device of the invention and method, have the advantage that
A kind of loudspeaker auxiliary radiating device of the invention and method are that a kind of computer heating element operating temperature is in resistance to
Auxiliary heat dissipation technology on temperature value critical point or resistance to temperature value, the sound issued using loudspeaker are not necessarily to volume as vibratory drive source
Outer vibratory drive mechanism, is not only simple in structure, occupies little space, and does not increase complete machine power；It overcomes traditional actively scattered
The disadvantages of Hot-air fan long-play reliability is low, noise is big has the characteristics that high reliablity, muting function are good, practical,
It is applied widely, it is easy to spread.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Attached drawing 1 is the device of the invention structural schematic diagram.
Fluid reservoir schematic diagram is compressed when attached drawing 2 is loudspeaker elasticity flexible deformation of the invention.
Fluid reservoir schematic diagram is extended when attached drawing 3 is loudspeaker elasticity flexible deformation of the invention.
Attached drawing 4 is that coolant liquid of the invention circulates schematic diagram.
Marks in the drawings respectively indicate:
1, top cover, 2, cabinet, 3, liquid reserve tank, 4, partition, 5, check valve A, 6, loudspeaker, 7, vibrating diaphragm, 8, inlet tube, 9,
Check valve B, 10, check valve C, 11, return pipe, 12, board, 13, hollow cooling fin, 14, euthermic chip, 15, return passage, 16,
Fluid reservoir.
Specific embodiment
Scheme in order to enable those skilled in the art to better understand the present invention, With reference to embodiment to this
Invention is described in further detail.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It is an object of the invention to overcome the radiating mode status of computer heating element in above-mentioned technical background, one is provided
Kind occupies little space, structure is simple and does not increase the area of computer aided heat dissipating method of complete machine power.
As shown in Fig. 1, a kind of loudspeaker auxiliary radiating device including cabinet 2, the board configured in cabinet 2, is mounted on
Euthermic chip 14 and liquid-cooling heat radiation mechanism on board, top cover 1 is configured on cabinet 2, and the liquid-cooling heat radiation mechanism passes through pipeline
It forms closed circuit and part is bonded with 2 inner wall of cabinet, one end of the closed circuit is in contact with euthermic chip 14, and the other end is matched
It is equipped with dynamical element, the dynamical element is the loudspeaker 6 configured in cabinet 2, and seal closure circuit corresponding with 6 position of loudspeaker
Vibrating diaphragm 7, in pipeline be filled with coolant liquid.
The closed circuit both ends that the liquid-cooling heat radiation mechanism is formed are respectively Liang Ge airtight chamber, one of airtight chamber
It is made of hollow cooling fin 13 and is in contact with euthermic chip 14, offer inlet and liquid outlet in the airtight chamber；Separately
One airtight chamber is made of liquid reserve tank 3, and the bottom of the liquid reserve tank 3 is sealed by above-mentioned vibrating diaphragm 7, matches at the middle part of liquid reserve tank 3
Be equipped with partition 4, liquid reserve tank 3 is separated into two chambers up and down by partition 4, and upside is return passage 15, and downside is fluid reservoir 16, every
Configured with the check valve A5 be connected from return passage 15 to fluid reservoir 16 on piece 4, the return passage 15, fluid reservoir 16 pass through pipe respectively
Road connects the liquid outlet of another airtight chamber, inlet.
The position of the liquid outlet is higher than the position of inlet.
Pipeline between the fluid reservoir 16 and the inlet of another airtight chamber is inlet tube 8, is configured on the inlet tube 8
There is the check valve B9 of guiding inlet；Pipeline between return passage 15 and the liquid outlet of another airtight chamber is return pipe 11, should
Check valve C10 configured with guiding return passage 15 on return pipe 11.
The Liang Ge airtight chamber at liquid-cooling heat radiation mechanism both ends is rectangular-shape airtight chamber, and two airtight chamber
Top is in close contact with cabinet top cover 1.
The coolant liquid is nonconducting deionized water, glycol water or oil.
A kind of loudspeaker auxiliary radiating method is based on above-mentioned apparatus, as shown in Figure 1, loudspeaker 6 are installed in computer cabinet 2,
Certain buffer unit is configured between loudspeaker 6 and cabinet 2, spring as shown in drawings is pacified at a certain distance from right above loudspeaker 6
High resiliency vibrating diaphragm 7 is filled, vibrating diaphragm 7 forms airtight cavity with the liquid reserve tank 3 being fixed on top cover 1, is equipped with check valve
Airtight cavity is divided into fluid reservoir 16 and return passage 15 by the partition 4 of A5.Wherein, 4 lower section of partition and vibrating diaphragm 7 and liquid storage
It is fluid reservoir 16 that case 3 surrounds jointly, and it is return passage 15 that 4 top of partition and liquid reserve tank 3 surround jointly.Fluid reservoir 16 with into
Liquid pipe 8 is connected, and check valve B9 is equipped on inlet tube 8, the other end of inlet tube 8 is connected with hollow cooling fin 13, hollow heat dissipation
Piece 13 is fixed on board 12, and the lower surface of hollow cooling fin 13 and the upper surface of euthermic chip 14 on board 12 fit, empty
The upper surface of heart cooling fin 13 fits with top cover 1.Meanwhile hollow cooling fin 13 is connected in by return pipe 11 and 15 phase of return passage
Together, check valve C10 is installed on return pipe 11.Vibrating diaphragm 7, liquid reserve tank 3, inlet tube 8, check valve B9, hollow heat dissipation
Piece 13, return pipe 11 and check valve C10 have collectively constituted the closed system of entire radiator, before whole system is started to work,
Fill certain coolant liquid in system first, and there are certain air in return passage 15.
When loudspeaker 6 make a sound, sound transmission can cause the vibration of vibrating diaphragm 7 at vibrating diaphragm 7, and vibration makes to shake
Dynamic diaphragm 7 generates flexible deformation, when the flexible deformation that vibrating diaphragm 7 generates compresses fluid reservoir 16, as shown in Fig. 2, fluid reservoir
The pressure of liquid increases in 16, and check valve A5 is closed, and the liquid in fluid reservoir 16 flows to inlet tube 8, causes check valve B9 close
The pressure of 3 side of liquid reserve tank is greater than the pressure close to hollow 13 side of cooling fin, and check valve B9 is opened, and coolant liquid is along inlet tube 8
It flows into hollow cooling fin 13, the liquid of inflow increases the pressure in hollow cooling fin 13, the liquid in hollow cooling fin 13
Return pipe 11 is flowed to, check valve C10 is caused to be greater than the pressure close to 3 side of liquid reserve tank close to the pressure of hollow 13 side of cooling fin
Power causes check valve C10 to open, and liquid flows into return passage 15 along return pipe 11, flows into the liquid compression air in return passage 15,
Increase the pressure in return passage 15, until equal with the pressure in fluid reservoir 16, system reaches equilibrium state.
When the flexible deformation that the sound that loudspeaker 6 issue generates vibrating diaphragm 7 expands fluid reservoir 16, as shown in figure 3, storage
Pressure in liquid chamber 16 reduces, and check valve A5 is opened, and check valve B9 is closed, and the liquid in return passage 15 flows into fluid reservoir 16, returns
Pressure in flow chamber 15 reduces, and the liquid in return pipe 11 flows into return passage 15, causes check valve C10 close to 3 side of liquid reserve tank
Pressure be less than the pressure close to hollow 13 side of cooling fin, check valve C10 is opened, and the liquid in hollow cooling fin 13 is along reflux
Pipe 11 flows into return passage 15, causes fluid pressure in hollow cooling fin 13 to reduce, the liquid in inlet tube 8 flows into hollow cooling fin
13, reduce check valve B9 close to the pressure of hollow 13 side of cooling fin, until equal with the pressure in fluid reservoir 16, system reaches
To equilibrium state.
So that vibrating diaphragm 7 is generated flexible deformation by the sound that above-mentioned loudspeaker 6 issue and constantly compress and extend fluid reservoir 16,
Circulate coolant liquid ceaselessly in whole system, flow direction is as shown in Figure 4.
Based on the above principles, the present invention is as follows to the radiating of euthermic chip 14: when euthermic chip 14 generates heat,
Heat is transmitted on hollow cooling fin 13 along the binding face of hollow cooling fin 13 and euthermic chip 14, and then is transmitted to hollow heat dissipation
In coolant liquid in piece 13, increase the temperature of coolant liquid.The sound that loudspeaker 6 issue at this time makes vibrating diaphragm 7 generate elastic change
Fluid reservoir 16 is constantly compressed and expanded to shape, circulates the liquid in whole system ceaselessly, temperature in hollow cooling fin 13
Higher liquid flows into return passage 15 along return pipe 11, and the heat that euthermic chip 14 generates is pulled away, while warm in fluid reservoir 16
It spends lower liquid to flow into hollow cooling fin 13 along inlet tube 8, radiating and cooling is carried out to euthermic chip 14, flows into return passage 15
The interior higher liquid of temperature is arrived heat loss by conduction, convection current and the radiation between liquid reserve tank 3 and top cover 1 and surrounding air
In air, the temperature of coolant liquid is reduced, fluid reservoir 16 is then flowed back to again, repeats the above process.By liquid in whole system
Interior circulates, and the heat that euthermic chip 14 generates successfully is taken away and is lost in air, heat dissipation purpose has been reached.
Above-mentioned specific embodiment is only specific case of the invention, and scope of patent protection of the invention includes but is not limited to
Above-mentioned specific embodiment, any claims for meeting a kind of loudspeaker auxiliary radiating device of the invention and method and appoint
The appropriate change or replacement that the those of ordinary skill of what technical field does it, should all fall into patent protection of the invention
Range.
Claims (9)
1. a kind of loudspeaker auxiliary radiating device, which is characterized in that including cabinet, the board configured in cabinet, be mounted on board
On euthermic chip and liquid-cooling heat radiation mechanism, top cover is configured on cabinet, the liquid-cooling heat radiation mechanism forms closure by pipeline
Circuit and part be bonded with cabinet inner wall, one end of the closed circuit is in contact with euthermic chip, the dynamic member of other end configuration
Part, the dynamical element are loudspeaker, with loudspeaker position corresponding and seal closure circuit vibrating diaphragm of the configuration in cabinet,
Coolant liquid is filled in pipeline；
The closed circuit both ends that the liquid-cooling heat radiation mechanism is formed are respectively Liang Ge airtight chamber, and one of airtight chamber is by sky
Heart cooling fin is formed and is in contact with euthermic chip, offers inlet and liquid outlet in the airtight chamber；Another closed chamber
Room is made of liquid reserve tank, and the bottom of the liquid reserve tank is sealed by above-mentioned vibrating diaphragm, is configured with partition, partition at the middle part of liquid reserve tank
By liquid reserve tank be separated into up and down two chambers, upside is return passage, and downside is fluid reservoir, on partition configured with from return passage to
Fluid reservoir conducting check valve A, the return passage, fluid reservoir pass through respectively another airtight chamber of piping connection liquid outlet, into
Liquid mouth.
2. a kind of loudspeaker auxiliary radiating device according to claim 1, which is characterized in that the position of the liquid outlet is higher than
The position of inlet.
3. a kind of loudspeaker auxiliary radiating device according to claim 1, which is characterized in that the fluid reservoir with it is another closed
Pipeline between the inlet of chamber is inlet tube, the check valve B configured with guiding inlet on the inlet tube；Return passage and another
Pipeline between the liquid outlet of one airtight chamber is return pipe, the check valve C configured with guiding return passage on the return pipe.
4. a kind of loudspeaker auxiliary radiating device according to claim 1, which is characterized in that liquid-cooling heat radiation mechanism both ends
Liang Ge airtight chamber be rectangular-shape airtight chamber, and the top of two airtight chamber is in close contact with cabinet top cover.
5. a kind of loudspeaker auxiliary radiating device according to claim 1 to 4, which is characterized in that the coolant liquid is not
Conductive deionized water, glycol water or oil.
6. a kind of loudspeaker auxiliary radiating method, which is characterized in that it is based on loudspeaker auxiliary radiating device as claimed in claim 3,
Realization process is,
Coolant liquid is filled in fluid reservoir first, and there are certain air in return passage；
It is made a sound by loudspeaker, makes vibrating diaphragm occur to vibrate and flexible deformation, at this moment check valve A, check valve B, check valve C
Conducting makes coolant liquid start self-loopa flowing in entire circuit；
When coolant liquid enters the airtight chamber of contact heating chip, the heat of euthermic chip is taken away, and flows back into return passage, is led to
Continue circulation cooling after crossing return passage cooling.
7. a kind of loudspeaker auxiliary radiating method according to claim 6, which is characterized in that when loudspeaker make a sound, sound
Sound, which travels at vibrating diaphragm, causes vibrating diaphragm to vibrate, and vibration makes vibrating diaphragm generate flexible deformation, when vibrating diaphragm generates
Flexible deformation when compressing fluid reservoir, the pressure of coolant liquid increases in fluid reservoir, and check valve A is closed, the indoor liquid flow of liquid storage
To inlet tube, check valve B is caused to be greater than the pressure close to another airtight chamber side, check valve close to the pressure of liquid reserve tank side
B is opened, and coolant liquid flows into the airtight chamber made of hollow cooling fin along inlet tube, and the coolant liquid of inflow makes the airtight chamber
Pressure increase, coolant liquid flows to return pipe, leads to the pressure of the airtight chamber side made of the hollow cooling fin check valve C
Greater than the pressure close to liquid reserve tank side, check valve C is caused to open, coolant liquid flows into return passage along return pipe, flows into return passage
Interior liquid compression air makes the indoor pressure increase that flows back, until equal with the indoor pressure of liquid storage, system reaches equilibrium-like
State.
8. a kind of loudspeaker auxiliary radiating method according to claim 6 or 7, which is characterized in that when the sound that loudspeaker issue
When the flexible deformation expansion fluid reservoir for generating vibrating diaphragm, the indoor pressure of liquid storage reduces, and check valve A is opened, and check valve B is closed
It closes, the indoor liquid that flows back flows into fluid reservoir, and the indoor pressure that flows back reduces, and the liquid in return pipe flows into return passage, causes
Check valve C is less than the pressure of airtight chamber side made of close hollow cooling fin, check valve C close to the pressure of liquid reserve tank side
It opens, the indoor liquid of closed chamber made of hollow cooling fin flows into return passage along return pipe, causes made of hollow cooling fin
Fluid pressure reduces in airtight chamber, and the liquid in inlet tube flows into airtight chamber made of hollow cooling fin, depends on check valve B
The pressure of airtight chamber side made of near-space heart cooling fin reduces, until equal with the indoor pressure of liquid storage, system reaches flat
Weighing apparatus state.
9. a kind of loudspeaker auxiliary radiating method according to claim 8, which is characterized in that when loudspeaker keep vibrating diaphragm elastic
When deformation causes coolant liquid to circulate, the radiation processes of euthermic chip are as follows: the heat that euthermic chip generates is along hollow cooling fin
The binding face of manufactured airtight chamber and euthermic chip is transmitted in airtight chamber made of hollow cooling fin, and then is transmitted to sky
In the indoor coolant liquid of closed chamber made of heart cooling fin, increase the temperature of coolant liquid；Closed chamber made of hollow cooling fin
The higher liquid of room temperature flows into return passage along return pipe, and the heat that euthermic chip generates is pulled away, while liquid storage Indoor Temperature
It spends lower liquid to flow into airtight chamber made of hollow cooling fin along inlet tube, radiating and cooling, stream is carried out to euthermic chip
Enter the higher liquid of the room temperature that flows back by conduction between liquid reserve tank and top cover and surrounding air, convection current and radiation for heat
It is lost in air, reduces the temperature of coolant liquid, then flow back to fluid reservoir, repetitive cycling heat dissipation again.
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| CN201710817313.XA CN107566966B (en) | 2017-09-12 | 2017-09-12 | A kind of loudspeaker auxiliary radiating device and method |
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| CN201710817313.XA CN107566966B (en) | 2017-09-12 | 2017-09-12 | A kind of loudspeaker auxiliary radiating device and method |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110475184B (en) * | 2019-07-23 | 2021-02-26 | 瑞声科技(新加坡)有限公司 | Sound production device and mobile terminal |
| CN110582041B (en) * | 2019-08-14 | 2021-06-15 | 瑞声科技(新加坡)有限公司 | Sounding device and mobile terminal |
| WO2021134661A1 (en) * | 2019-12-31 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Loudspeaker device |
| CN112527067A (en) * | 2020-12-21 | 2021-03-19 | 刘良仓 | Water-cooled machine case with protection mechanism |
| CN113709609A (en) * | 2021-09-15 | 2021-11-26 | 国光电器股份有限公司 | Sound box |
| CN114151323A (en) * | 2021-12-07 | 2022-03-08 | 冯超超 | Heat radiation structure of diaphragm pump |
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