CN221010575U - Power supply heat abstractor - Google Patents
Power supply heat abstractor Download PDFInfo
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- CN221010575U CN221010575U CN202322440915.1U CN202322440915U CN221010575U CN 221010575 U CN221010575 U CN 221010575U CN 202322440915 U CN202322440915 U CN 202322440915U CN 221010575 U CN221010575 U CN 221010575U
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- heat dissipation
- heat
- radiating
- shell
- power supply
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 210
- 239000000463 material Substances 0.000 claims description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 238000013021 overheating Methods 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 description 10
- 238000001816 cooling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a power supply heat dissipation device which comprises a shell and a heat dissipation structure arranged in the shell, wherein the heat dissipation structure is in a strip shape and is perpendicular to the side wall of the shell, so that a heat dissipation path is shortened, and the heat dissipation speed is accelerated. The heat dissipation structure comprises at least one heat dissipation fin, at least one heat dissipation groove is formed in each heat dissipation fin, the heat dissipation fins are oppositely arranged, and heat dissipation channels are formed between the oppositely arranged heat dissipation grooves; the heat dissipation channels divide the heat on the heat dissipation fins into a plurality of heat to be diffused into the corresponding heat dissipation channels, so that the heat dissipation pressure of the heat dissipation fins is reduced, and the heat dissipation speed of the heat dissipation fins is accelerated. In addition, the power supply heat on the heat dissipation structure is concentrated on the heat dissipation structure and is dissipated through the heat dissipation channels, so that the phenomenon of local overheating in the shell can be further avoided.
Description
Technical Field
The utility model relates to the field of vehicle-mounted power supply heat dissipation, in particular to a power supply heat dissipation device.
Background
The battery is widely applied to the market as an important energy storage device, and due to the production process, the voltage and the energy storage capacity of a single battery are low, and a plurality of batteries are generally combined into a battery pack or a battery pack in a serial-parallel connection mode for use, so that the requirements of masses on energy storage and voltage are met. In addition, because of the differences brought by individual batteries, production process, materials and the like, the voltage values of the batteries which are not connected in the battery pack are different, the capacity difference of the batteries is reduced, the service life is shortened, and therefore the voltage of each battery is required to be balanced within a certain threshold range by adopting a battery balancing method so as to ensure the stability of the voltage of the battery.
In general, each battery corresponds to a power supply, and the power supply outputs the battery for charging and discharging according to the voltage condition of the battery so as to ensure the voltage stability of each battery. However, a certain amount of heat is generated during the operation of each power supply, and especially when a plurality of power supplies operate together, heat dissipation is needed to be performed on the device. In the prior art, the heat dissipation mode of the battery cell charging and discharging device is to transfer heat from the side face to the middle part, and the heat dissipation mode may cause local overheating of a power supply in the device due to uneven heat dissipation, so that the stability of the power supply is affected, and the control efficiency of the power supply is reduced.
Disclosure of utility model
The utility model provides a power supply heat dissipation device for overcoming the defects in the prior art.
In order to achieve the above object, the present utility model provides a power supply heat dissipating device, comprising a housing and at least one heat dissipating structure disposed in the housing; each radiating structure is perpendicular to the extending direction of the side wall of the shell, two ends of each radiating structure are close to the side wall of the shell, each radiating structure comprises at least one radiating fin, at least one radiating groove is arranged between the radiating fins in a relative mode, and each radiating fin is provided with at least one radiating groove, and radiating grooves between the radiating fins in the relative mode form a radiating channel.
Preferably, each heat dissipating structure comprises two heat dissipating groups arranged in an array, and each heat dissipating group comprises two heat dissipating fins arranged opposite to each other.
Preferably, a fixing plate perpendicular to the extending direction of the heat dissipation structure is arranged in the middle of each heat dissipation group in the heat dissipation structure, and each fixing plate is fixedly connected to the middle position of the corresponding heat dissipation group.
Preferably, the heat sink is elongated.
Preferably, the support frame fixedly connected with the bottom of the shell is arranged at two ends of the heat dissipation structure, the support frame is of an inverted U-shaped structure, and two ends of the heat dissipation structure are fixed on the support frame.
Preferably, two ends of each heat dissipation structure are provided with limiting pieces, and two ends of each heat dissipation structure are fixed on the support frame through the limiting pieces.
Preferably, the limiting piece comprises a first limiting piece and a second limiting piece; the first limiting piece is of an annular structure and sleeved at the left end of the radiating structure, the second limiting piece is of an open box-shaped structure and sleeved at the right end of the radiating structure, and a round hole is formed in the surface, facing the side wall of the shell, of the second limiting piece.
Preferably, a fan fixedly connected with the limiting piece is arranged at a position, close to the side wall of the shell 1, of the outer side of the limiting piece, and the fan is matched with a round hole in the second limiting piece.
Preferably, a vent is arranged on the side wall of the shell at a position opposite to the heat dissipation structure, and a vent cover fixedly connected with the side wall of the shell is arranged outside the vent.
Preferably, the heat sink is made of galvanized steel sheet material.
The power supply heat dissipation device has the beneficial effects that: the heat dissipation structure is long and perpendicular to the side wall of the shell, shortens a heat dissipation path and quickens heat dissipation speed. The heat dissipation structure comprises at least one heat dissipation fin, at least one heat dissipation groove is formed in each heat dissipation fin, the heat dissipation fins are oppositely arranged, and heat dissipation channels are formed between the oppositely arranged heat dissipation grooves; the heat dissipation channels divide the heat on the heat dissipation fins into a plurality of heat to be diffused into the corresponding heat dissipation channels, so that the heat dissipation pressure of the heat dissipation fins is reduced, and the heat dissipation speed of the heat dissipation fins is accelerated. And limiting pieces used for fixing the heat dissipation structure are arranged at two ends of the heat dissipation structure so as to stably fix the heat dissipation groups in the heat dissipation structure together and prevent the heat dissipation groups in the heat dissipation structure from displacement during vibration. The support frames for supporting the heat dissipation structures are arranged at two ends of the heat dissipation structures, and each heat dissipation structure is fixed on the support frame, so that the heat dissipation structures are in a suspended state, and a placing space is provided for a power supply. Meanwhile, the heat of the power supply is concentrated on the heat dissipation structure and is dissipated through the heat dissipation channels, so that the phenomenon of local overheating in the shell can be avoided. In addition, be equipped with the fan in heat radiation structure's one side, the fan starts and drives the inside and outside air of heat radiation structure and produce the convection current for heat radiation structure's heat dissipation speed obtains further improvement.
Drawings
FIG. 1 is an exploded view of a power supply heat sink according to the present utility model;
Fig. 2 is a schematic diagram of a heat dissipation structure in a power supply heat dissipation device according to the present utility model;
FIG. 3 is an exploded view of two heat dissipation groups in a power dissipation device according to the present utility model;
Fig. 4 is an exploded view of a heat dissipation structure in a power supply heat dissipation device according to the present utility model.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.
It should be noted that, the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of each component in actual implementation may be arbitrarily changed, and the layout of the components may be more complex.
As shown in fig. 1 to 4, the power supply heat dissipation device provided by the utility model comprises a shell 1 and at least one heat dissipation structure 2 arranged in the shell; each heat dissipation structure is perpendicular to the extending direction of the side wall of the shell 1, two ends of the heat dissipation structure 2 are close to the side wall of the shell 1, the heat dissipation structure 2 comprises at least one heat dissipation fin 21, at least one heat dissipation groove 211 is arranged between the heat dissipation fins oppositely, and the heat dissipation grooves between the heat dissipation fins 21 oppositely arranged form a heat dissipation channel 3.
Specifically, the number of the heat dissipation structures 2 in the housing 1 is preferably three, each heat dissipation structure 2 is perpendicular to the side wall of the housing 1, and the three heat dissipation structures 2 are arranged in the housing 1 in an aligned manner. The heat dissipation fins 21 in the heat dissipation structure 2 are arranged in pairs, at least one heat dissipation groove 211 is arranged on the heat dissipation fins 21, and the heat dissipation grooves 211 between the two opposite heat dissipation fins 21 form a heat dissipation channel 3. The heat dissipation channels 3 formed by the plurality of heat dissipation grooves 211 on the specific heat dissipation plate 21 divide the heat on the heat dissipation plate 21 in the space into a plurality of heat dissipation strands and diffuse the heat into the heat dissipation channels 3 formed by the plurality of heat dissipation grooves 211, so that the heat on the heat dissipation plate 21 is weakened, the heat dissipation pressure of the heat dissipation plate 21 is reduced, the heat dissipation of the heat dissipation plate 21 is facilitated, and the reliability of the heat dissipation structure 2 is improved.
As shown in fig. 2, in this embodiment, at least one power source 4 is disposed on the upper and lower surfaces of the heat dissipation structure 2, heat sources are disposed in the power source 4, each heat source is close to the upper and lower surfaces of the heat dissipation structure 2 and is concentrated in the middle position of the heat dissipation structure 2, heat on the power source 4 conducts heat to the heat dissipation fins 31 close to the heat sources via the heat sources, the conducted heat is diffused into the heat dissipation channels 3 by the corresponding heat dissipation fins 21, and the heat is carried out of the heat dissipation structure 2 by air flowing in the heat dissipation channels 211, so as to achieve the heat dissipation effect. In addition, each of the heat radiating fins 21 is made of a galvanized steel sheet material having good heat conductivity, further accelerating the heat radiating speed of the heat radiating structure 2. It should be noted that, in this document, all "up, down, left and right" do not represent any actual directions, and are only used as an understanding of this patent.
As shown in fig. 3, each heat dissipation structure 2 includes two heat dissipation groups 22 arranged in an array, each heat dissipation group includes two heat dissipation fins 21 arranged opposite to each other, and the two heat dissipation fins 21 are stacked. The upper heat sink 21 is used for conducting heat of the upper surface power supply, and the lower heat sink 21 is used for conducting heat of the lower surface power supply, so that rapid heat dissipation is achieved. It should be noted that the number of the heat dissipation groups 22 may be one group, or may be three or more groups, and the number may be selected according to practical design, which is not limited in the present utility model. In this embodiment, each heat dissipation fin 21 in the heat dissipation structure 2 is in a strip shape, and extends from one side of the housing 1 to the other side, and the strip-shaped structure increases the heat dissipation area, and simultaneously changes the heat dissipation path, so that heat is diffused to two sides or one side of the housing, the heat diffusion path is shortened, and the heat dissipation speed is accelerated.
As shown in fig. 4, in the present embodiment, a corresponding fixing plate 8 perpendicular to the extending direction of the heat dissipation structure 2 is disposed at the middle of each heat dissipation group 22 in the heat dissipation structure 2, and each fixing plate 8 is fixedly connected to the middle position of the corresponding heat dissipation group. Specifically, the fixing plate 8 fixedly connects the two corresponding cooling fins 21 in each cooling group 22, so that the two cooling fins 21 in the cooling group 22 are prevented from being displaced left and right to affect the formation of the cooling channel 3. The two fins are fixed in the longitudinal direction.
In this embodiment, the two ends of the heat dissipation structure 2 are provided with the support frames 5 fixedly connected with the bottom of the housing 1, the support frames 5 are of an inverted U-shaped structure, and the two ends of the heat dissipation structure 2 are fixed on the support frames 5. Specifically, the support frame 5 is an inverted U-shaped structure, is perpendicular to the extending direction of the heat dissipation structure 2, and is fixedly connected with the bottom of the housing 1 at the lower ends of the two ends of the heat dissipation structure 2. The two ends of each heat dissipation structure 21 are fixed on the supporting frame 5, so that each heat dissipation structure 21 is suspended in the shell 1, and an extensible space is provided for the power supply 4 on the lower surface of each heat dissipation structure. Meanwhile, the heat dissipation structure is emptied between the power supplies 4, so that the heat dissipation structure can be in contact with each power supply, the effect of heat dissipation of one heat dissipation structure 2 on heat of a plurality of power supplies is realized, the availability of the space in the shell 1 is improved, and the phenomenon that the reliability of the power supplies is influenced by local overheating caused by uneven heat dissipation between the power supplies 4 is avoided.
In this embodiment, two ends of the heat dissipation structure 2 are sleeved with a limiting member for limiting the movement of the heat dissipation fin 21, and two ends of the heat dissipation structure 2 are fixed on the support frame through the limiting member. Specifically, in order to stably fix the two heat dissipation groups 22 of each heat dissipation structure 2 on the support frame 5, two ends of each heat dissipation structure 2 are sleeved with limiting pieces, and the limiting pieces can also prevent the heat dissipation groups 22 in each heat dissipation structure 2 from displacing, so that the heat dissipation groups 22 in front and back of the heat dissipation structure 2 are fixed. The limiting piece is matched with the fixing plate 8 to fix the heat dissipation structure 2 in an omnibearing manner, so that the stability of the heat dissipation structure is improved. The limiting piece is fixedly connected to the support frame 5 after fixing the heat radiation structure 2, so that the heat radiation structure 2 is fixed on the shell 1, and the heat radiation effect of the structure is prevented from being influenced by displacement of the heat radiation structure 1 when the shell 1 is displaced.
In the present embodiment, the stopper includes a first stopper 61 and a second stopper 62. The first limiting piece 61 is of an annular structure and sleeved at the left end of the heat dissipation structure 21, the second limiting piece 62 is of an open box-shaped structure and sleeved at the right end of the heat dissipation structure 21, and a circular hole 621 is formed in the surface, facing the side wall of the shell 1, of the second limiting piece 62. The first limiting member 61 fixes the left end of the heat dissipating structure 2 to the support 5 at the left end of the housing 1, and the second limiting member 62 fixes the right end of the heat dissipating structure 2 to the support 5 at the left end of the housing 1.
The outside of the limiting piece is provided with a fan 7 fixedly connected with the limiting piece at a position close to the side wall of the shell 1, and the fan 7 is matched with a round hole 621 on the second limiting piece 62. After the fan 7 is started, the air on one side of the shell 1 is driven to flow to the other side through the round hole 621, and meanwhile, heat in the heat dissipation channel 3 is driven to flow outwards, so that the air in the heat dissipation structure 2 and the air outside the shell 1 flow rapidly, and the heat dissipation effect of the heat dissipation structure 2 is accelerated. A vent 11 is arranged on the side wall of the shell 1 at a position opposite to the heat radiation structure 2, and a vent cover 12 fixedly connected with the side wall of the shell 1 is arranged outside the vent 11. When the fan 7 is started, air outside the housing 1 enters the heat dissipation structure 2 through the ventilation opening 11, and the fan 7 sends out hot air in the heat dissipation structure 2 from left to right, so that the heat dissipation structure 2 dissipates heat quickly. The ventilation hood 12 on the side wall of the housing 1 can shield the impurities such as dust and hair outside the housing 1, so as to prevent the impurities from entering the fan 7 to influence the normal operation of the fan or entering the heat dissipation structure 2 to influence the heat dissipation effect of the heat dissipation structure 2.
In summary, the power supply heat dissipation device provided by the utility model comprises a housing and a heat dissipation structure arranged in the housing, wherein the heat dissipation structure is in a strip shape and is perpendicular to the side wall of the housing, so that the heat dissipation path is shortened, and the heat dissipation speed is increased. The heat dissipation structure comprises at least one heat dissipation fin, at least one heat dissipation groove is formed in each heat dissipation fin, the heat dissipation fins are oppositely arranged, and heat dissipation channels are formed between the oppositely arranged heat dissipation grooves; the heat dissipation channels divide the heat on the heat dissipation fins into a plurality of heat to be diffused into the corresponding heat dissipation channels, so that the heat dissipation pressure of the heat dissipation fins is reduced, and the heat dissipation speed of the heat dissipation fins is accelerated. And limiting pieces used for fixing the heat dissipation structure are arranged at two ends of the heat dissipation structure so as to stably fix the heat dissipation groups in the heat dissipation structure together and prevent the heat dissipation groups in the heat dissipation structure from displacement during vibration. The support frames for supporting the heat dissipation structures are arranged at two ends of the heat dissipation structures, and each heat dissipation structure is fixed on the support frame, so that the heat dissipation structures are in a suspended state, and a placing space is provided for a power supply. Meanwhile, the heat of the power supply is concentrated on the heat dissipation structure and is dissipated through the heat dissipation channels, so that the phenomenon of local overheating in the shell can be avoided. In addition, be equipped with the fan in heat radiation structure's one side, the fan starts and drives the inside and outside air of heat radiation structure and produce the convection current for heat radiation structure's heat dissipation speed obtains further improvement.
Although the utility model has been described with reference to the preferred embodiments, it should be understood that the utility model is not limited thereto, but rather may be modified and varied by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (10)
1. The power supply heat dissipation device is characterized by comprising a shell and at least one heat dissipation structure arranged in the shell; each radiating structure is perpendicular to the extending direction of the side wall of the shell, two ends of each radiating structure are close to the side wall of the shell, each radiating structure comprises at least one radiating fin, at least one radiating groove is arranged between the radiating fins in a relative mode, and each radiating fin is provided with at least one radiating groove, and radiating grooves between the radiating fins in the relative mode form a radiating channel.
2. The power radiator of claim 1, wherein each of the heat dissipation structures includes two heat dissipation groups arranged in an array, each heat dissipation group including two heat dissipation fins arranged opposite to each other.
3. The power supply heat dissipating device according to claim 2, wherein a fixing plate perpendicular to the extending direction of the heat dissipating structure is provided at the middle of each heat dissipating group in the heat dissipating structure, and each fixing plate is fixedly connected to the middle of the corresponding heat dissipating group.
4. The power supply heat sink of claim 2, wherein the heat sink is elongated.
5. The power supply heat dissipation device according to claim 2, wherein the two ends of the heat dissipation structure are provided with support frames fixedly connected with the bottom of the shell, the support frames are of inverted-U-shaped structures, and the two ends of the heat dissipation structure are fixed on the support frames.
6. The heat dissipating apparatus of claim 5, wherein the two ends of each heat dissipating structure are sleeved with a limiting member, and the two ends of each heat dissipating structure are fixed on the supporting frame by the limiting member.
7. The power radiator of claim 6, wherein the spacing members include a first spacing member and a second spacing member; the first limiting piece is of an annular structure and sleeved at the left end of the radiating structure, the second limiting piece is of an open box-shaped structure and sleeved at the right end of the radiating structure, and a round hole is formed in the surface, facing the side wall of the shell, of the second limiting piece.
8. The power radiator according to claim 7, wherein a fan fixedly connected to the limiting member is disposed at a position on the outer side of the limiting member, which is close to the side wall of the housing, and the fan is disposed in cooperation with the circular hole on the second limiting member.
9. The power supply heat dissipating device according to claim 1, wherein a vent is provided on a side wall of the housing opposite to the heat dissipating structure, and a vent cover fixedly connected to the side wall of the housing is provided outside the vent.
10. The power radiator of claim 1, wherein the heat sink is made of galvanized steel sheet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322440915.1U CN221010575U (en) | 2023-09-08 | 2023-09-08 | Power supply heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322440915.1U CN221010575U (en) | 2023-09-08 | 2023-09-08 | Power supply heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221010575U true CN221010575U (en) | 2024-05-24 |
Family
ID=91124914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322440915.1U Active CN221010575U (en) | 2023-09-08 | 2023-09-08 | Power supply heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221010575U (en) |
-
2023
- 2023-09-08 CN CN202322440915.1U patent/CN221010575U/en active Active
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