CN106550305B - Outdoor speaker cooling system - Google Patents
Outdoor speaker cooling system Download PDFInfo
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- CN106550305B CN106550305B CN201610959089.3A CN201610959089A CN106550305B CN 106550305 B CN106550305 B CN 106550305B CN 201610959089 A CN201610959089 A CN 201610959089A CN 106550305 B CN106550305 B CN 106550305B
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- liquid cooling
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- heat dissipation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/022—Cooling arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses an outdoor loudspeaker heat dissipation system which comprises a heat dissipation plate, a liquid cooling channel, a power amplification module and a cover plate, wherein the heat dissipation plate comprises a first surface and a second surface which are oppositely arranged, the liquid cooling channel is arranged on the first surface and comprises a water inlet and a water outlet, the liquid cooling channel is used for conveying cooling liquid between the water inlet and the water outlet, the power amplification module is arranged on the second surface, the power amplification module and the liquid cooling channel are correspondingly arranged, the cover plate is provided with a first concave part, and an opening of the first concave part is buckled on the first surface so as to accommodate the liquid cooling channel. By implementing the embodiment of the invention, when a user uses the power amplifier outdoor, the power amplifier module can be prevented from being overhigh in temperature by adopting a liquid cooling circulation heat radiation mode, and the heat radiation effect and the waterproof effect are good.
Description
Technical Field
The invention relates to the technical field of speakers, in particular to an outdoor speaker cooling system.
Background
At present, when the loudspeaker is used outdoors, such as an open stadium or an open square, a passive loudspeaker is generally adopted, and a power amplification module of the passive loudspeaker is separated from the loudspeaker, so that monitoring and debugging are not facilitated. When the active speaker is used, since the active speaker is currently placed outdoors, the outdoor environment is more demanding than the indoor environment, for example, in hot summer, the outdoor temperature is much higher than the indoor temperature, and thus, the active speaker needs to be effectively cooled. The radiating mode of the active speaker that present tradition adopted adopts the radiating mode of forced air cooling usually, and it can't effectively solve outdoor high temperature radiating problem, simultaneously, adopts the radiating mode of forced air cooling, because the forced air cooling heat dissipation need with outside air formation heat cycle, consequently, leads to outside steam to get into the power amplifier inside and lead to the power amplifier to break down easily.
Disclosure of Invention
The embodiment of the invention discloses an outdoor loudspeaker heat dissipation system, which aims to solve the problems of high-temperature heat dissipation and cost control of an outdoor loudspeaker.
The embodiment of the invention discloses an outdoor loudspeaker heat dissipation system, which comprises a liquid cooling box, a water pump and at least one loudspeaker, wherein the loudspeaker comprises a heat dissipation plate, a liquid cooling channel, a power amplification module and a cover plate, the heat dissipation plate comprises a first surface and a second surface which are oppositely arranged, the liquid cooling channel is arranged on the first surface and comprises a water inlet and a water outlet, the liquid cooling channel is used for conveying cooling liquid between the water inlet and the water outlet, the power amplification module is arranged on the second surface and is arranged corresponding to the liquid cooling channel, the cover plate is provided with a first concave part, an opening of the first concave part is buckled on the first surface to accommodate the liquid cooling channel, the liquid cooling box is connected to the at least one loudspeaker through a pipeline, the cooling liquid is stored in the liquid cooling box, and the water pump is connected with the liquid cooling box, to convey the cooling liquid in the liquid cooling tank to the liquid cooling channel of the at least one loudspeaker;
the outdoor loudspeaker heat dissipation system further comprises a support frame, the at least one loudspeaker is hung on the support frame, the support frame is a pipe frame with a hollow inner part, one end of a liquid cooling pipeline of the liquid cooling box is connected to a liquid outlet of the liquid cooling box, and the other end of the liquid cooling pipeline extends from the inner part of the support frame to a water inlet connected to the at least one loudspeaker; alternatively, the first and second electrodes may be,
outdoor speaker cooling system still includes pipeline, pipeline's both ends are connected to respectively the liquid outlet and the liquid inlet of liquid-cooling case, the speaker is a plurality ofly, and the interval is the annular arrangement in proper order respectively, pipeline is corresponding the speaker is the annular duct setting, just pipeline centers on the periphery of speaker, pipeline is last to correspond each the water inlet of speaker is provided with the water pipe that send, via each send the water pipe will coolant liquid in the pipeline carries to each respectively in the liquid cooling passageway of speaker.
As an optional implementation manner, in an embodiment of the present invention, the speaker further includes an enclosure, the enclosure has a second recess, and an opening of the second recess is fastened to the second surface to accommodate the power amplifier module;
and heat dissipation holes are formed in the outer wall of the housing.
As an optional implementation manner, in an embodiment of the present invention, the liquid cooling channel is a liquid cavity integrally formed on the first surface of the heat dissipation plate; or the liquid cooling channel is a pipeline arranged on the first surface of the heat dissipation plate.
As an optional implementation manner, in an embodiment of the present invention, two sets of the liquid cooling channels are sequentially disposed on the first surface of the heat dissipation plate, respectively, each set of the liquid cooling channels includes the water outlet and the water inlet, and the water outlet and the water inlet both extend to the outside of the cover plate.
As an optional implementation manner, in an embodiment of the present invention, the cooling liquid is water or a mixed solution of water and ethylene glycol.
Preferably, the speaker further includes a first waterproof socket and a second waterproof socket, and the first waterproof socket and the second waterproof socket are respectively and symmetrically disposed on the first surface of the heat dissipation plate.
Preferably, the liquid cooling channel is arranged on the first surface in a spiral structure.
As an optional implementation manner, in the embodiment of the present invention, the water pump is disposed in the liquid cooling tank;
the liquid cooling box is buried underground; or the liquid cooling tank is placed on the ground.
Preferably, the liquid cooling box can also be placed in a room provided with a temperature reduction device.
The liquid cooling box is buried underground, the temperature of the underground can be utilized to serve as a natural cooling condition, so that the cooling liquid returned by the liquid cooling channel in the loudspeaker can be cooled again by utilizing the low temperature of the underground, and the cooled cooling liquid is recycled to supply the power amplifier module for heat dissipation.
Preferably, the box body structure of the liquid cooling box is a cylindrical structure or a square structure.
As an alternative implementation, in the embodiment of the present invention, the liquid outlet of the liquid cooling box is connected to the water inlet of the speaker, and the liquid inlet of the liquid cooling box is connected to the water outlet of the speaker.
As an optional implementation manner, in an embodiment of the present invention, the outdoor speaker heat dissipation system further includes a filter, and the filter is connected to the liquid outlet of the liquid cooling box.
As an optional implementation manner, in an embodiment of the present invention, the outdoor speaker heat dissipation system further includes a pressure stabilizer, where the pressure stabilizer is connected to a pipe of the liquid outlet of the liquid cooling box to keep the water pressure of the liquid cooling box constant.
As an optional implementation manner, in an embodiment of the present invention, the number of the speakers is multiple, and the multiple speakers are sequentially connected in series; or a plurality of the loudspeakers are sequentially arranged in parallel.
As an optional implementation manner, in an embodiment of the present invention, the outdoor speaker heat dissipation system further includes a support frame, the at least one speaker is hung on the support frame, and the liquid cooling pipe of the liquid cooling box is embedded inside the support frame and connected to the at least one speaker.
As an alternative implementation manner, in the second aspect of the embodiment of the present invention, each of the speakers is electrically connected to the console, so that the console controls the flow speed of the cooling liquid in the liquid cooling channel of each of the speakers.
Preferably, the cooling liquid is water or a mixed liquid of water and ethylene glycol.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
(1) the heat dissipation effect is good. According to the outdoor loudspeaker radiating system provided by the embodiment of the invention, the liquid cooling channel is arranged on the first surface of the radiating plate, and then the power amplifier module is arranged at the position, corresponding to the liquid cooling channel, of the second surface of the radiating plate, so that heat emitted by the power amplifier module can be exchanged and dissipated by utilizing flowing cooling liquid in the liquid cooling channel without contacting the liquid cooling channel with the power amplifier module, and the situation that the power amplifier module works abnormally due to overhigh working temperature is avoided. In addition, the liquid cooling mode is more controllable than the air cooling mode, and the heat dissipation effect is better.
(2) Compact structure and water-proof effects are good. According to the outdoor loudspeaker heat dissipation system provided by the embodiment of the invention, the cover plate is provided with the first concave part, and the liquid cooling channel is accommodated by buckling the first concave part on the first surface, so that the liquid cooling channel has enough heat exchange space and the whole structure of the loudspeaker is more compact; in addition, the power amplifier module is accommodated by buckling the second surface of the heat dissipation plate with the housing, so that the overall waterproof effect is good, and the service life of the internal components of the loudspeaker can be prolonged.
(3) Can be suitable for indoor or outdoor use, and has wide application range. According to the outdoor loudspeaker radiating system provided by the embodiment of the invention, the outdoor loudspeaker radiating system is formed by connecting the outdoor loudspeaker radiating system with the liquid cooling box and the water pump, and liquid in the liquid cooling box is conveyed into the loudspeaker, so that the outdoor loudspeaker radiating system has a good radiating effect when used outdoors, prevents the temperature from being too high, replaces the existing design that the radiating effect is poor due to the adoption of a professional loudspeaker and the cost is higher due to the adoption of a passive loudspeaker, has a good radiating effect and is beneficial to controlling the cost.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a loudspeaker disclosed in an embodiment of the invention;
FIG. 2 is a schematic view from another perspective of FIG. 1;
FIG. 3 is a schematic view of another perspective of FIG. 1;
fig. 4 is a simplified structural diagram of a heat dissipation system for an outdoor speaker according to an embodiment of the present invention;
fig. 5 is a simplified diagram of an installation of an outdoor speaker heat dissipation system according to a second embodiment of the present invention;
fig. 6 is a simplified installation diagram of the heat dissipation system of the outdoor speaker according to the third embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses an outdoor loudspeaker heat dissipation system which can solve the problems that a loudspeaker is poor in heat dissipation effect and waterproof effect when used outdoors in hot summer. The following detailed description is made with reference to the accompanying drawings.
Fig. 1 to fig. 3 are schematic structural diagrams of a speaker 10 according to an embodiment of the present invention. The speaker 10 provided by the embodiment of the present invention includes a heat dissipating plate 11, a liquid cooling channel 12, a power amplifying module 13, and a cover plate 14, wherein the heat dissipating plate 11 includes a first surface 11a and a second surface 11b that are oppositely disposed, the liquid cooling channel 12 is disposed on the first surface 11a, the liquid cooling channel 12 includes a water inlet 12b and a water outlet 12a, and the liquid cooling channel 12 is used for conveying cooling liquid (not shown) between the water inlet 12b and the water outlet 12 a. The power amplifier module 13 is arranged on the second surface 11b, and the power amplifier module 13 is arranged corresponding to the liquid cooling channel 12; the cover plate 14 has a first recess (not shown) with an opening fastened to the first surface 11a of the heat sink plate 11 to accommodate the liquid cooling passage 12. According to the loudspeaker 10 provided by the invention, the liquid cooling channel 12 is arranged on the heat dissipation plate 11, and the power amplifier module 13 is arranged at the corresponding position of the liquid cooling channel 12, so that the heat emitted by the power amplifier module 13 can be taken away by using the flowing cooling liquid in the liquid cooling channel 12 without making the liquid cooling channel 12 and the power amplifier module 13 contact with each other, the effect of cooling the power amplifier module 13 is achieved, the problem that the heat dissipation of the power amplifier module 13 is poor in outdoor high-temperature environment is solved, the existing air cooling mode is replaced, and the heat dissipation mode and the heat dissipation effect are more controllable.
In this embodiment, the liquid cooling channel 12 is a spiral structure to prolong the contact time between the cooling liquid in the liquid cooling channel 12 and the power amplifying module 13. The liquid cooling channel 12 is a pipe disposed on the first surface 11a, so that the cooling liquid therein can freely flow from the water inlet 12b to the water outlet 12 a.
In this embodiment, the liquid cooling passages 12 are two sets, and are respectively and sequentially disposed on the first surface 11a of the heat dissipating plate 11, each set of the liquid cooling passages 12 includes the water outlet 12a and the water inlet 12b, and the water outlet 12a and the water inlet 12b both extend to the outside of the cover plate 14. Specifically, each set of liquid cooling passages 12 is disposed on the first surface 11a of the heat dissipating plate 11 in an annular shape, and a clearance groove is disposed on the cover plate 14 corresponding to the water outlet 12a and the water inlet 12b, and the water inlet 12b and the water outlet 12a extend out of the cover plate 14 through the clearance groove. The water inlet 12b and the water outlet 12a are both connected to an external liquid cooling tank through a pipeline, so that the cooling liquid enters the liquid cooling channel 12 through the water inlet 12b, and the cooling liquid after heat exchange is conveyed out through the water outlet 12a, thereby achieving the purpose of heat exchange through flow circulation.
Preferably, the number of the power amplifier modules 13 is two corresponding to the liquid cooling channels 12, and the two power amplifier modules 13 are respectively arranged corresponding to the two groups of liquid cooling channels 12.
In this embodiment, the speaker 10 further includes a housing (not labeled), the housing having a second recess, an opening of the second recess being fastened to the second surface of the heat sink 11 to accommodate the power amplifier module 13. Therefore, when the loudspeaker 10 is placed outdoors, the power amplifier module 13 is positioned in the housing, so that the problem that the power amplifier module 13 fails due to the fact that outdoor water vapor enters the power amplifier module 13 can be solved.
Further, in order to improve the heat dissipation effect, heat dissipation holes may be disposed on the outer wall of the housing.
Further, the cooling liquid may be water or a mixture of water and ethylene glycol. Preferably, the cooling liquid in the present invention is preferably a mixture of water and glycol, so that the cooling liquid is not easily frozen in extreme weather, and the speaker 10 can be applied to some severe environments, such as low-temperature environments, thereby widening the application range of the speaker 10.
In this embodiment, the first surface 11a is further provided with a first waterproof socket 111 and a second waterproof socket 112, which are symmetrically disposed with respect to the center of the heat sink 11. The first waterproof socket 111 can be electrically connected to an external power source, so as to supply power to the power amplifier module 13 disposed on the heat dissipation plate 11. Meanwhile, the speaker 10 can be applied to a humid and watery environment by using the good waterproof performance of the first waterproof socket 111 and the second waterproof socket 112, and the application range is wide.
According to the loudspeaker 10 provided by the embodiment of the invention, the liquid cooling channel 12 is arranged on the heat dissipation plate 11, and heat exchange is carried out between the cooling liquid in the liquid cooling channel 12 and the heat emitted by the power amplifier module 13, so that the effect of heat dissipation and temperature reduction of the power amplifier module 13 is achieved. Meanwhile, the mode that the liquid cooling channel 12 is arranged is adopted, the power amplifier module 13 does not need to be directly contacted with cooling liquid, the cooling liquid can be recycled, the heat dissipation efficiency is high, and the control cost is facilitated.
Example one
Fig. 2 and fig. 4 are schematic views of an outdoor speaker heat dissipation system 100 according to an embodiment of the present invention. The outdoor speaker heat dissipation system 100 includes a liquid cooling box 20, a water pump 30 and at least one speaker 10 as described above, the liquid cooling box 20 is connected to the at least one speaker 10 by a pipe, and the liquid cooling box 20 stores a cooling liquid therein, the water pump 30 is connected to the liquid cooling box 20 to transfer the cooling liquid in the liquid cooling box 20 to the at least one speaker 10 by a pipe.
In the embodiment, the water pump 30 is disposed in the liquid cooling tank 20, and the liquid cooling tank 20 may be buried underground or placed in a room equipped with a temperature reducing device, for example, the liquid cooling tank 20 is placed in a single room equipped with a temperature reducing device. The liquid cooling box 20 is buried underground, the stability of the surface temperature of the ground can be used as a natural cooling condition, so that the cooling liquid returned through the loudspeaker 10 can be cooled again, the cooled cooling liquid is recycled and provided for the power amplifier module in the loudspeaker 10 to dissipate heat, and meanwhile, the cooling liquid in the liquid cooling box 20 can be kept in a cooling state all the time.
Meanwhile, good sound insulation effect can be achieved by using the sound insulation performance of the ground or the indoor space, so that noise interference to the surrounding environment can be avoided when the water pump 30 in the liquid cooling tank 20 is started. It will be appreciated that the liquid cooling tank 20 may also be placed directly on the ground.
Further, the tank structure of the liquid cooling tank 20 is a cylindrical structure, so that the liquid cooling tank 20 can be conveniently buried underground while cooling liquid with sufficient capacity can be stored. Of course, the structure of the liquid cooling tank 20 may be square, so as to be placed on the ground directly. The cooling liquid in the liquid cooling tank 20 can be water or a mixture of water and glycol. Preferably, the cooling liquid in the present invention is preferably a mixture of water and glycol, so that the cooling liquid is not easily frozen in extreme weather, and the outdoor speaker heat dissipation system 100 can be applied to some severe environments, such as a low-temperature environment, so that the outdoor speaker heat dissipation system 100 has a wide application range.
Further, the liquid outlet of this liquid cooling box 20 is connected to the water inlet 12b of speaker 10, the liquid inlet of liquid cooling box 20 is connected to the delivery port 12a of speaker 10, thereby can utilize the water pump 30 in this liquid cooling box 20, carry the coolant liquid in the liquid cooling box 20 to the water inlet 12b of the liquid cooling passageway 12 of speaker 10 via this liquid outlet, realize carrying out the heat exchange back to power amplifier module 13, carry the coolant liquid after the heat exchange back to this liquid cooling box 20 via the delivery port 12a of liquid cooling passageway 12, thereby realize that the circulation carries out heat exchange and heat dissipation, the radiating effect is good and be favorable to controlling the heat dissipation cost.
In the present embodiment, in order to meet the requirements of different performances, the loudspeaker 10 is provided in plurality, and the plurality of loudspeakers 10 are sequentially connected in series. Since the liquid cooling passages 12 in the speaker 10 are two sets, each set of liquid cooling passages 12 corresponds to one of the water inlet 12b and one of the water outlet 12 a. When a plurality of loudspeakers 10 are connected in series, the two groups of liquid cooling channels 12 are respectively a first group of liquid cooling channels 121 and a second group of liquid cooling channels 122, a water inlet of the first group of liquid cooling channels 121 of the first loudspeaker is connected to a liquid inlet of the liquid cooling box 20 through a pipeline so as to convey cooling liquid in the liquid cooling box 20 to a water inlet of the first group of liquid cooling channels 121 through the pipeline, then a water outlet pipeline of the first group of liquid cooling channels 121 is connected to a water inlet of the first group of liquid cooling channels 121 of the second loudspeaker, a water outlet of the first group of liquid cooling channels 121 of the second loudspeaker is connected to a water inlet of the third loudspeaker, and so on until a water outlet of the last loudspeaker; the water outlet pipeline of the first group of liquid cooling channels of the last loudspeaker is connected to the water outlet of the second group of liquid cooling channels of the last loudspeaker, the water inlet pipeline of the second group of liquid cooling channels of the last loudspeaker is connected to the water outlet of the second group of liquid cooling channels of the last loudspeaker, and so on until being connected to the water inlet of the second group of liquid cooling channels of the first loudspeaker, and then the water inlet pipeline of the second group of liquid cooling channels of the first loudspeaker is connected to the liquid outlet of the liquid cooling box (as shown by the arrow in fig. 4), so that the purpose that the cooling liquid in the liquid cooling box enters into the loudspeakers through the water inlet of the first group of liquid cooling channels of the first loudspeaker, and finally the cooling liquid flows back to the liquid cooling box through the water inlet of the second group of liquid cooling channels of the first loudspeaker is achieved. By adopting the design, the plurality of loudspeakers 10 can be connected in series, and the purpose of radiating and cooling the cooling liquid flowing into each loudspeaker 10 can be realized. It will be appreciated that the plurality of loudspeakers 10 may also be arranged in parallel one after the other. By connecting the plurality of speakers 10 in series or in parallel, outdoor performance requirements under different conditions can be met, and flexibility is high.
Further, the outdoor speaker heat dissipation system 100 further includes a filter 40, the filter 40 is connected to the liquid outlet of the liquid cooling box 20, and filters the cooling liquid in the liquid cooling box 20, so as to prevent impurities in the cooling liquid from entering the liquid cooling channel 12 through a pipe, and ensure the heat dissipation effect of the speaker 10.
Further, the outdoor speaker heat dissipation system 100 further includes a pressure stabilizer 50, wherein the pressure stabilizer 50 is connected to the pipe of the liquid outlet of the liquid cooling tank 20 to keep the water pressure in the liquid cooling tank 20 constant, so that the noise of the cooling liquid in the pipe due to the non-constant water pressure can be reduced.
In the present embodiment, in order to facilitate the control of each speaker 10, each speaker 10 is electrically connected to the console 15 (see fig. 6), so that the console can control the flow speed of the cooling liquid in each speaker 10, thereby making the heat dissipation effect of the outdoor speaker heat dissipation system 100 more controllable, and simultaneously ensuring that the power amplifier module 13 in each speaker 10 can be effectively dissipated. In addition, a control console is adopted for centralized control, and the control mode is simple and controllable and has strong operability.
According to the outdoor speaker heat dissipation system 100 provided by the first embodiment of the invention, the liquid cooling tank 20 is buried underground, so that the ground can be used as a heat preservation and sound insulation place, and the outdoor speaker heat dissipation system 100 is good in heat dissipation effect and sound insulation effect; meanwhile, a plurality of loudspeakers 10 are arranged to be connected in series or in parallel, so that the multifunctional loudspeaker box can be suitable for different performance requirements, and is high in flexibility and low in cost.
Example two
Fig. 2 and fig. 5 are schematic views illustrating an installation of an outdoor speaker heat dissipation system 200 according to an embodiment of the present invention. The difference between the outdoor speaker cooling system 200 provided in the second embodiment of the present invention and the first embodiment is that:
the outdoor speaker heat dissipation system 200 further includes a support frame 70, at least one speaker 10 is hung on the support frame 70, and the liquid cooling pipe 21 of the liquid cooling tank 20 is embedded inside the support frame 70 and connected to the at least one speaker 10. Specifically, the speakers 10 are sequentially connected in series, each speaker 10 is hung on the support frame 70, the support frame 70 is a pipe frame with a hollow interior, one end of the liquid cooling pipeline 21 is connected to the liquid outlet of the liquid cooling tank 20, and the other end of the liquid cooling pipeline extends to the water inlet 12b connected to the speaker 10 through the interior of the support frame 70. Similarly, the outlet 12a of the speaker 10 is connected to an outlet pipe 22, and the outlet pipe 22 extends through the inside of the supporting frame 70 to connect to the liquid inlet of the liquid cooling box 20.
The outdoor speaker heat dissipation system 200 according to the second embodiment of the present invention adopts the support frame 70 to fix the speakers 10, and at the same time, the interior of the system can be used for extending pipes, so that the system can support and fix the speakers 10, and is also beneficial to meeting different performance environment requirements, such as large outdoor places.
EXAMPLE III
Fig. 2 and fig. 6 are schematic views illustrating an installation of an outdoor speaker heat dissipation system 300 according to a third embodiment of the present invention. The difference between the outdoor speaker heat dissipation system 300 according to the third embodiment of the present invention and the outdoor speaker heat dissipation system 100 according to the first embodiment of the present invention is that:
this outdoor speaker cooling system 300 still includes pipeline 80, and the both ends of this pipeline 80 are connected to the liquid export and the liquid import of liquid-cooling box 20 respectively, and this speaker 10 is a plurality ofly, and the interval is the annular arrangement in proper order respectively, and this pipeline 80 should be the annular duct setting by speaker 10 relatively, and pipeline 80 goes up the water inlet 12b that corresponds each speaker 10 and is provided with water supply pipeline 81, carries the coolant liquid in pipeline 80 to each speaker 10 respectively via each water supply pipeline 81. That is, each water supply pipe 81 is used to supply cooling fluid to different speakers 10 at the same time, so that the outdoor speaker heat dissipation system 300 can be applied to a large-scale open air sports field or a culture exhibition square, and the heat dissipation effect is more controllable and efficient.
In the outdoor speaker heat dissipation system 300 according to the third embodiment of the present invention, the speakers 10 are annularly arranged, the delivery pipes 80 are arranged in an annular shape corresponding to the speakers 10, and the water supply pipes 81 are arranged on the delivery pipes 80 corresponding to each speaker 10, so as to achieve the purpose of supplying the cooling liquid to each speaker 10 by using the water supply pipes 81, so that the heat dissipation effect of the outdoor speaker heat dissipation system 300 is more controllable and efficient.
According to the outdoor loudspeaker radiating system provided by the embodiment of the invention, the liquid cooling channel is arranged on the first surface of the radiating plate, the power amplifier module is arranged at the position, corresponding to the liquid cooling channel, of the second surface of the radiating plate, and the heat emitted by the power amplifier module is exchanged and dissipated by utilizing the flowing cooling liquid in the liquid cooling channel, so that the situation that the power amplifier module works abnormally due to overhigh working temperature is avoided. In addition, the liquid cooling mode is more controllable than the air cooling mode, and the heat dissipation effect is better.
The above detailed description is made on the heat dissipation system of the outdoor speaker disclosed in the embodiment of the present invention, and the principle and the embodiment of the present invention are explained by applying specific examples herein, and the above description of the embodiment is only used to help understanding the speaker and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (11)
1. An outdoor loudspeaker heat dissipation system is characterized by comprising a liquid cooling box, a water pump and at least one loudspeaker, wherein the loudspeaker comprises a heat dissipation plate, a liquid cooling channel, a power amplification module and a cover plate, the heat dissipation plate comprises a first surface and a second surface which are oppositely arranged, the liquid cooling channel is arranged on the first surface and comprises a water inlet and a water outlet, the liquid cooling channel is used for conveying cooling liquid between the water inlet and the water outlet, the power amplification module is arranged on the second surface and is arranged corresponding to the liquid cooling channel, the cover plate is provided with a first concave part, an opening of the first concave part is buckled on the first surface to accommodate the liquid cooling channel, the liquid cooling box is connected to the at least one loudspeaker through a pipeline, the cooling liquid is stored in the liquid cooling box, and the water pump is connected with the liquid cooling box, to convey the cooling liquid in the liquid cooling tank to the liquid cooling channel of the at least one loudspeaker;
the outdoor loudspeaker heat dissipation system further comprises a support frame, the at least one loudspeaker is hung on the support frame, the support frame is a pipe frame with a hollow inner part, one end of a liquid cooling pipeline of the liquid cooling box is connected to a liquid outlet of the liquid cooling box, and the other end of the liquid cooling pipeline extends from the inner part of the support frame to a water inlet connected to the at least one loudspeaker; alternatively, the first and second electrodes may be,
outdoor speaker cooling system still includes pipeline, pipeline's both ends are connected to respectively the liquid outlet and the liquid inlet of liquid-cooling case, the speaker is a plurality ofly, and the interval is the annular arrangement in proper order respectively, pipeline is corresponding the speaker is the annular duct setting, just pipeline centers on the periphery of speaker, pipeline is last to correspond each the water inlet of speaker is provided with the water pipe that send, via each send the water pipe will coolant liquid in the pipeline carries to each respectively in the liquid cooling passageway of speaker.
2. The outdoor speaker heat dissipation system of claim 1, wherein the speaker further comprises an enclosure having a second recess, an opening of the second recess being fastened to the second surface to accommodate the power amplifier module.
3. The outdoor speaker heat dissipation system of claim 1, wherein the liquid cooling channels are tubes disposed on the first surface of the heat dissipation plate.
4. The heat dissipation system for outdoor speakers of claim 1 or 3, wherein the liquid cooling channels are provided in two sets, respectively, and sequentially disposed on the first surface of the heat dissipation plate, each set of the liquid cooling channels includes the water outlet and the water inlet, and the water outlet and the water inlet both extend to the outside of the cover plate.
5. The outdoor speaker cooling system of claim 1, wherein the coolant is water or a mixture of water and glycol.
6. The outdoor speaker cooling system of claim 1, wherein the water pump is disposed within the liquid cooling cabinet;
the liquid cooling box is buried underground; or the liquid cooling tank is placed on the ground.
7. The outdoor speaker heat dissipation system of claim 1, wherein a liquid outlet of the liquid cooling tank is connected to a water inlet of the speaker, and a liquid inlet of the liquid cooling tank is connected to a water outlet of the speaker.
8. The outdoor speaker heat dissipation system of claim 7, further comprising a filter connected to the liquid outlet of the liquid cooling tank.
9. The outdoor speaker heat dissipation system of claim 7 or 8, further comprising a pressure regulator connected to the conduit of the liquid outlet of the liquid cooling tank to keep the water pressure of the liquid cooling tank constant.
10. The outdoor speaker heat dissipation system of claim 1, wherein the speaker is plural, and the plural speakers are sequentially arranged in series; or a plurality of the loudspeakers are sequentially arranged in parallel.
11. The outdoor speaker heat dissipation system of claim 1, wherein each of the speakers is electrically connected to a console such that the console controls a flow rate of a cooling liquid in a liquid cooling channel of each of the speakers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610959089.3A CN106550305B (en) | 2016-11-03 | 2016-11-03 | Outdoor speaker cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610959089.3A CN106550305B (en) | 2016-11-03 | 2016-11-03 | Outdoor speaker cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106550305A CN106550305A (en) | 2017-03-29 |
| CN106550305B true CN106550305B (en) | 2020-01-24 |
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| CN201610959089.3A Active CN106550305B (en) | 2016-11-03 | 2016-11-03 | Outdoor speaker cooling system |
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| CN108419412B (en) * | 2018-02-08 | 2020-01-14 | 惠州汉旭五金塑胶科技有限公司 | Water-cooling row with impurity filtering function |
| CN110740410B (en) * | 2019-11-27 | 2021-03-30 | 安徽井利电子有限公司 | Rear-mounted loudspeaker system |
| WO2021134661A1 (en) * | 2019-12-31 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Loudspeaker device |
| CN114979847B (en) * | 2022-04-07 | 2023-03-14 | 瑞声光电科技(常州)有限公司 | Loudspeaker module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1820712A (en) * | 2005-01-19 | 2006-08-23 | 美国西门子医疗解决公司 | Method for using a refrigeration system to remove waste heat from an ultrasound transducer |
| CN102026053A (en) * | 2010-12-13 | 2011-04-20 | 宁波音王集团有限公司 | Active sound box |
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| US6865281B1 (en) * | 2000-09-28 | 2005-03-08 | Jeff B. Jordan | Liquid cooled speaker |
| CN101441007A (en) * | 2008-12-29 | 2009-05-27 | 杭州电子科技大学 | Cooling system of supersonic transducer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1820712A (en) * | 2005-01-19 | 2006-08-23 | 美国西门子医疗解决公司 | Method for using a refrigeration system to remove waste heat from an ultrasound transducer |
| CN102026053A (en) * | 2010-12-13 | 2011-04-20 | 宁波音王集团有限公司 | Active sound box |
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