CN111356325A - Power box - Google Patents
Power box Download PDFInfo
- Publication number
- CN111356325A CN111356325A CN201811560710.4A CN201811560710A CN111356325A CN 111356325 A CN111356325 A CN 111356325A CN 201811560710 A CN201811560710 A CN 201811560710A CN 111356325 A CN111356325 A CN 111356325A
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- China
- Prior art keywords
- power supply
- airflow generating
- blade
- box body
- generating device
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The embodiment of the application provides a power supply box, includes: the shell is provided with an air inlet and an air outlet; the power box body module is arranged in the shell and generates heat during working; the bearing-free airflow generating device is used for providing disturbed airflow for the power box body module to accelerate heat dissipation; the airflow generating device comprises a fixed seat, blades and an alternating electric field device; the alternating electric field device applies an alternating electric field to the fixing seat, so that mechanical deformation generated by the fixing seat drives the blade to swing to generate disturbed airflow. The power supply box of the embodiment of the application aims at solving the technical problem that air cooling of the existing power supply box excessively depends on a fan.
Description
Technical Field
The application relates to the technical field of hybrid vehicles, in particular to a power box.
Background
At present, hybrid vehicles using super capacitors, batteries and fuel cells as power sources are available. Energy storage components for mature application of hybrid vehicles mainly comprise two types, namely a super capacitor and a power battery. The super capacitor and the power battery generate a large amount of heat during operation. The heat dissipation of the super capacitor and the power battery is mainly realized by wind cooling and water cooling. The water cooling method has the defects of large volume and weight of the cooling unit. The air cooling method depends on the rotation of fan blades to generate air flow, and rotating parts in the fan are easy to fail and have high noise.
Therefore, the air cooling of the existing power box is too dependent on a fan, which is a technical problem that the skilled person needs to solve urgently.
The above information disclosed in the background section is only for enhancement of understanding of the background of the present application and therefore it may contain information that does not form the prior art that is known to those of ordinary skill in the art.
Disclosure of Invention
The embodiment of the application provides a power supply box to solve the technical problem that the air cooling of the existing power supply box excessively depends on a fan.
The embodiment of the application provides a power supply box, includes:
the shell is provided with an air inlet and an air outlet;
the power box body module is arranged in the shell and generates heat during working;
the bearing-free airflow generating device is used for providing disturbed airflow for the power box body module to accelerate heat dissipation; the airflow generating device comprises a fixed seat, blades and an alternating electric field device;
the alternating electric field device applies an alternating electric field to the fixing seat, so that mechanical deformation generated by the fixing seat drives the blade to swing to generate disturbed airflow.
Due to the adoption of the technical scheme, the embodiment of the application has the following technical effects:
the casing itself is provided with air intake and air outlet, just has gas flow from between air intake and the air outlet, adds the air current that the air current produced the device and provides the disturbance air current for power supply box body module, has strengthened the radiating effect. The airflow generating device comprises a fixed seat, a blade and an alternating electric field device; the fixing seat is made of piezoelectric materials, the blades are flat and fixed with the fixing seat, and the alternating electric field device applies an alternating electric field to the fixing seat so that mechanical deformation generated by the fixing seat drives the blades to swing to generate disturbed airflow. In this way, the airflow generating device included in the power supply box of the embodiment of the present application is capable of generating an airflow, and the airflow generating device does not need a rotating component prone to failure as an air cooling device, that is, the airflow generating device is bearingless. And then make the radiating reliability of power supply box of this application embodiment higher, the fault rate is low simultaneously, long service life, stability is high.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a top view of a power box according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of the airflow generating device of the power supply box of FIG. 1;
FIG. 3 is a partial schematic view of the airflow generating apparatus shown in FIG. 2;
FIG. 4 is a schematic view of the blade oscillation of the airflow-generating apparatus shown in FIG. 3;
FIG. 5 is a partial schematic view of another airflow generating device of the power supply box of the embodiment of the present application;
FIG. 6 is a schematic view of the blade oscillation of the airflow-generating device shown in FIG. 5;
FIG. 7 is a top view of another power supply box according to an embodiment of the present disclosure;
FIG. 8 is a top view of another embodiment of a power supply box;
fig. 9 is a top view of a power box body module of the power box shown in fig. 1, 7 and 8.
Description of reference numerals:
100 of the air flow generating device,
110 plate-shaped fixed seats are arranged on the base,
120 fixing the plate to the fixed plate,
the number of the blades is 200,
300 an alternating electric field device, wherein the alternating electric field device,
400 of the number of the substrates are described,
500 of the housing, and a plurality of the shells,
510 an air inlet, and a fan,
520 an air outlet, and a plurality of air outlets,
600A power box body module is provided,
610 power box body monomer.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Fig. 1 is a top view of a power box according to an embodiment of the present disclosure; FIG. 2 is a schematic view of the airflow generating device of the power supply box of FIG. 1; FIG. 3 is a partial schematic view of the airflow generating apparatus shown in FIG. 2; FIG. 4 is a schematic view of the blade oscillation of the airflow-generating apparatus shown in FIG. 3; FIG. 5 is a partial schematic view of another airflow generating device of the power supply box of the embodiment of the present application; fig. 6 is a schematic view showing the swing of the blades of the air flow generating apparatus shown in fig. 5. The power supply box of the embodiment of the application can generate a large amount of heat during working, for example, the power supply box can be a super capacitor box and can also be a power battery box. As shown in fig. 1, the power supply box of the embodiment of the present application includes:
a housing 500 provided with an air inlet 510 and an air outlet 520;
the power box body module 600 is arranged in the shell 500, and the power box body module 600 generates heat during working;
as shown in fig. 2, 3, 4, 5 and 6, the bearingless airflow generating device 100 is used for providing turbulent airflow for the power box body module 600 to accelerate heat dissipation; the airflow generating device 100 comprises a fixed seat, a blade 200 and an alternating electric field device 300;
the fixing seat is made of piezoelectric materials, the blade 200 is a flat blade and is fixed with the fixing seat, and the alternating electric field device 300 applies an alternating electric field to the fixing seat so that mechanical deformation generated by the fixing seat drives the blade 200 to swing to generate disturbance airflow.
The power box of the embodiment of the application comprises a shell, a power box body module and an airflow generation device. The casing itself is provided with air intake and air outlet, just has gas flow from between air intake and the air outlet, adds the air current that the air current produced the device and provides the disturbance air current for power supply box body module, has strengthened the radiating effect. The airflow generating device comprises a fixed seat, a blade and an alternating electric field device; the fixing seat is made of piezoelectric materials, the blades are flat and fixed with the fixing seat, and the alternating electric field device applies an alternating electric field to the fixing seat so that mechanical deformation generated by the fixing seat drives the blades to swing to generate disturbed airflow. In this way, the airflow generating device included in the power supply box of the embodiment of the present application is capable of generating an airflow, and the airflow generating device does not need a rotating component prone to failure as an air cooling device, that is, the airflow generating device is bearingless. And then make the radiating reliability of power supply box of this application embodiment higher, the fault rate is low simultaneously, long service life, stability is high.
Specifically, the disturbed airflow generated by the airflow generating device is matched with the air inlet and the air outlet, so that enough heat dissipation can be provided for the power box, and a fan is not needed.
In practice, as shown in fig. 2, the gas flow generating device further includes a substrate 400 in the shape of a bar;
a plurality of fixing seats are arranged in parallel along the length direction of the substrate 400, each fixing seat fixes one blade and each blade 200 is arranged in parallel, and the alternating electric field device 300 applies an alternating electric field to each fixing seat.
A plurality of parallel arranged vanes may increase the airflow.
In practice, as shown in fig. 3 and 4, the fixing seat may be a plate-shaped fixing seat 110;
one elongated end face of the plate-shaped fixed seat is fixed with one blade 200, and the alternating electric field device applies an alternating electric field from two plate surfaces of the plate-shaped fixed seat; wherein the dashed line in fig. 4 is an exemplary position of the blade to the maximum swing.
The fixing seat with the structure has simple structure, and the large swing amplitude of the blade generates large airflow.
In practice, as shown in fig. 5 and 6, the fixing base may further include two parallel fixing plates 120;
the blade 200 is sandwiched between the two fixing plates 120, and the alternating electric field device 300 applies an alternating electric field from the outer plate surfaces of the two fixing plates; wherein the dashed line in fig. 6 is an exemplary position of the blade to the maximum swing.
The fixing seat with the structure is firm in structure.
In practice, as shown in fig. 2, 3, 4, 5 and 6, the blade 200 is a blade of plastic material; or the blade 200 is a blade of a resin material.
The weight of the blade is light, the amplitude of the swing is large, and the generated airflow is large.
FIG. 7 is a top view of another power supply box according to an embodiment of the present disclosure; fig. 8 is a top view of another power box according to an embodiment of the present disclosure. In the implementation, as shown in fig. 1, 7 and 8, the air inlet 510 and the air outlet 520 are disposed opposite to each other, and the direction from the air inlet to the air outlet is an air inlet direction, and in fig. 1, 7 and 8, the air inlet direction is indicated by an arrow.
The air inlet and the air outlet which are oppositely arranged are most beneficial to the flowing of air flow so as to accelerate the heat dissipation.
In implementation, as shown in fig. 1, the power box body module is multiple, and each power box body module 600 is equipped with one airflow generating device 100;
each of the airflow generating devices 100 is disposed on a side of the power box body module 600 opposite to the air inlet 510.
The airflow generated by the blades of the airflow generating device can transfer heating of the part which is not easily affected by the cooling airflow from the air inlet to the air outlet into the cooling airflow. This is suitable for the case of less heat dissipation, and requires fewer additional airflow generating devices.
In the embodiment shown in fig. 1, the direction of the blades may be the blade-up direction of each of the air flow generating devices. The blade that sets up like this, the flow direction of the disturbance air current that the blade swing produced with the air inlet direction is crossing, plays local torrent acceleration effect, is favorable to accelerating the heat dissipation.
In the embodiment shown in fig. 1, the direction of the blade may also be such that the end of each blade of the airflow generating device, which can swing, is far away from the power box body module configured with the blade. The blade that sets up like this, the flow direction of the disturbance air current that the blade swing produced with the air inlet direction is unanimous, plays local acceleration effect, is favorable to accelerating the heat dissipation.
In implementation, as shown in fig. 7, the power box body module 600 is multiple, and one or two sides of each power box body module 600 parallel to the air intake direction are respectively provided with one of the airflow generating devices 100.
With the airflow generating device arranged in this way, the airflow generated by the blades can quickly transfer heat to the cooling airflow so as to quickly dissipate the heat.
In the embodiment shown in fig. 7, the direction of the blades may be the upward direction of the blades of each of the air flow generating devices. The blade that sets up like this, the flow direction of the disturbance air current that the blade swing produced with the air inlet direction is crossing, plays local torrent acceleration effect, is favorable to accelerating the heat dissipation.
In the embodiment shown in fig. 7, the direction of the blade may also be such that the end of each blade of the airflow generating device, which can swing, is away from the power box body module configured therewith. The blade that sets up like this, the flow direction of the disturbance air current that the blade swing produced with the air inlet direction is crossing, plays local torrent acceleration effect, is favorable to accelerating the heat dissipation.
In an implementation, as shown in fig. 8, the power box body module 600 is multiple, and one airflow generating device 100 is disposed around each power box body module.
The airflow generating device arranged in this way can accelerate heat dissipation from all directions.
In the embodiment shown in fig. 8, the direction of the blades may be the blade-up direction of each of the air flow generating devices. The blade that sets up like this, the flow direction of the disturbance air current that the blade swing produced with the air inlet direction is crossing, plays local torrent acceleration effect, is favorable to accelerating the heat dissipation.
In the embodiment shown in fig. 8, the direction of the blade may also be such that the end of each blade of the airflow generating device, which can swing, is away from the power box body module configured therewith. The blade that sets up like this, the flow direction of the disturbance air current that the blade swing produced with the air inlet direction is crossing and unanimous, is favorable to accelerating the heat dissipation.
In the embodiment shown in fig. 8, the direction of the blade may also be, or a part of the blades of the airflow generating device may be upward, and one end of the blade of the airflow generating device, which can swing, is far away from the power box body module configured therewith. The blade that sets up like this, the flow direction of the disturbance air current that the blade swing produced with the air inlet direction is crossing and unanimous, is favorable to accelerating the heat dissipation.
Fig. 9 is a top view of a power box body module of the power box shown in fig. 1, 7 and 8. In implementation, as shown in fig. 9, the power box body module 600 includes a plurality of power box body units 610 arranged in parallel, and one airflow generating device 100 is disposed between two adjacent power box body units 610.
The airflow generating device is arranged in the power box body module, so that the single-body-level heat dissipation of the power box body is realized.
In the description of the present application and the embodiments thereof, it is to be understood that the terms "top", "bottom", "height", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
In this application and its embodiments, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application and its embodiments, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or may comprise the first and second features being in contact, not directly, but via another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The above disclosure provides many different embodiments or examples for implementing different structures of the application. The components and arrangements of specific examples are described above to simplify the present disclosure. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (15)
1. A power pack, comprising:
the shell is provided with an air inlet and an air outlet;
the power box body module is arranged in the shell and generates heat during working;
the bearing-free airflow generating device is used for providing disturbed airflow for the power box body module to accelerate heat dissipation; the airflow generating device comprises a fixed seat, blades and an alternating electric field device;
the alternating electric field device applies an alternating electric field to the fixing seat, so that mechanical deformation generated by the fixing seat drives the blade to swing to generate disturbed airflow.
2. The power supply box of claim 1, wherein said airflow generating device further comprises a strip-shaped substrate;
the length direction parallel arrangement of edge the base plate is a plurality of the fixing base, every the fixing base is fixed one the blade and each the blade parallel arrangement, alternating electric field device is for every the alternating electric field is applyed to the fixing base.
3. The power supply box of claim 2, wherein the holder is a plate-like holder;
and one strip-shaped end face of the plate-shaped fixed seat fixes the blade, and the alternating electric field device applies an alternating electric field from two plate surfaces of the plate-shaped fixed seat.
4. The power supply box of claim 2, wherein the holder comprises two parallel fixing plates;
the blade is clamped between the two fixing plates, and the alternating electric field device applies an alternating electric field from the outer side plate surfaces of the two fixing plates.
5. A power supply box according to claim 2, characterized in that said blade is a blade of plastic material; or the blade is a blade of a resin material.
6. The power box of any one of claims 2 to 5, wherein the air inlet and the air outlet are disposed opposite to each other, and a direction from the air inlet to the air outlet is an air inlet direction.
7. The power box of claim 6, wherein the airflow generating device is disposed at a heat dissipation position of the power box body module;
or the airflow generating device is arranged at the position of the radiating fin of the power box body module.
8. The power supply box of claim 6, wherein the power supply box body module is plural, and each of the power supply box body modules is provided with an airflow generating device;
each airflow generating device is arranged on one side of the power box body module which is arranged on the airflow generating device and is back to the air inlet.
9. The power pack of claim 8, wherein each of said airflow generating devices has a blade facing upward;
or one end of each blade of the airflow generating device, which can swing, is far away from the power box body module arranged on the airflow generating device.
10. The power supply box of claim 6, wherein the power supply box body module is a plurality of modules, and one or two sides of each of the power supply box body modules parallel to the air intake direction are respectively provided with one of the airflow generating devices.
11. The power pack of claim 10, wherein each of said airflow generating devices has a blade facing upward;
or one end of each blade of the airflow generating device, which can swing, is far away from the power box body module arranged on the airflow generating device.
12. The power supply box of claim 6, wherein the power supply box body module is a plurality of modules, and one of the airflow generating devices is disposed around each of the power supply box body modules.
13. The power pack of claim 12, wherein each of said airflow generating devices has a blade facing upward;
or one end of each blade of the airflow generating device, which can swing, is far away from the power box body module configured with the airflow generating device;
or part of the blades of the airflow generating device are upward, and the swinging end of the blades of the airflow generating device is far away from the power box body module.
14. The power supply box of claim 6, wherein the power supply box body module comprises a plurality of power supply box body units arranged in parallel, and one of the airflow generating devices is arranged between two adjacent power supply box body units.
15. The power supply box of claim 6, wherein the power supply box is a supercapacitor box or a power battery box.
Priority Applications (1)
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CN201811560710.4A CN111356325B (en) | 2018-12-20 | 2018-12-20 | Power box |
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CN201811560710.4A CN111356325B (en) | 2018-12-20 | 2018-12-20 | Power box |
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CN111356325A true CN111356325A (en) | 2020-06-30 |
CN111356325B CN111356325B (en) | 2022-04-15 |
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