CN220822883U - Power supply product and layout structure thereof - Google Patents
Power supply product and layout structure thereof Download PDFInfo
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- CN220822883U CN220822883U CN202322227946.9U CN202322227946U CN220822883U CN 220822883 U CN220822883 U CN 220822883U CN 202322227946 U CN202322227946 U CN 202322227946U CN 220822883 U CN220822883 U CN 220822883U
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- supply product
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- 238000005070 sampling Methods 0.000 claims abstract description 86
- 229910052751 metal Inorganic materials 0.000 claims description 29
- 239000002184 metal Substances 0.000 claims description 29
- 230000017525 heat dissipation Effects 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 241000237983 Trochidae Species 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model provides a power supply product and a layout structure thereof. The layout structure of the power supply product comprises a shell with a containing cavity and functional components fixedly arranged in the containing cavity. The functional component comprises a sampling circuit board, a power loop circuit board and at least two power devices. Each power device is electrically connected to the power circuit board, at least one functional circuit is formed by at least two power devices and the power circuit board, the sampling circuit board and the power circuit board are arranged at two ends of the accommodating cavity in the height direction at intervals, the sampling circuit board is electrically connected to the power circuit board, and the at least one functional circuit outputs sampling signals to the sampling circuit board through the power circuit board. After the power supply product adopts the layout structure, the interference to the sampling signal can be reduced, so that the sampling signal is more reliable, the working performance of the power supply product is ensured, and the competitiveness is improved.
Description
Technical Field
The utility model relates to the technical field of power supply products, in particular to a power supply product and a layout structure thereof.
Background
Under the application leading of the market, the switch power supply product is increasingly required to be small, light, efficient, low in radiation, low in cost and the like so as to meet the use requirements of various electronic terminal devices. In order to meet the portability requirements of electronic terminal devices, the size and weight of the switching power supply products must be made small, and thus increasing the frequency of the switching power supply products is becoming an increasing concern. However, the frequency of the existing switching power supply product is increased to bring about larger radiation, so that serious interference is easily caused to sampling signals of the product, the working performance of the switching power supply product is affected, and the competitiveness of the switching power supply product is reduced.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems of the prior art. Therefore, the utility model provides a power supply product and a layout structure thereof, wherein after the power supply product adopts the layout structure, the interference on sampling signals can be reduced, the sampling signals are more reliable, the working performance of the power supply product is ensured, and the competitiveness of the power supply product is improved.
In order to achieve the above object, in one aspect, the present utility model provides a layout structure of a power supply product, including:
A housing having a receiving cavity;
the functional component is fixedly arranged in the accommodating cavity and comprises a sampling circuit board, a power loop circuit board and at least two power devices;
Each power device is electrically connected to the power circuit board, at least one functional circuit is formed by at least two power devices and the power circuit board, the sampling circuit board and the power circuit board are arranged at two ends of the accommodating cavity in the height direction at intervals, the sampling circuit board is electrically connected to the power circuit board, and the at least one functional circuit outputs sampling signals to the sampling circuit board through the power circuit board.
In an embodiment, the functional component further includes a first metal conductive post, and the sampling circuit board is fixed and electrically connected to the power loop circuit board through the first metal conductive post.
In an embodiment, the functional assembly further includes a driving circuit board, and each of the power devices is electrically connected to the driving circuit board, and the driving circuit board is used for driving each of the power devices;
The power circuit board is provided with a common ground wire, and the driving circuit board and each power device are electrically connected to the common ground wire.
In an embodiment, the functional component further includes a second metal conductive post, and the driving circuit board is fixed and electrically connected to the power loop circuit board through the second metal conductive post.
In an embodiment, the driving circuit board is fixedly disposed between the power circuit board and the sampling circuit board, and the power circuit board, the driving circuit board and the sampling circuit board are distributed at intervals along the height direction of the accommodating cavity.
In an embodiment, the casing includes a bottom shell, the functional component further includes a heat dissipation plate fixed relative to the bottom shell, the heat dissipation plate is disposed on a side of the power circuit board away from the sampling circuit board, an accommodating space is formed between the heat dissipation plate and the power circuit board, at least two power devices are disposed on the heat dissipation plate, and at least one power device is located in the accommodating space.
In an embodiment, a gap is left between the heat dissipation plate and the bottom shell, the functional component further comprises at least one heat dissipation fan, and an air outlet of the heat dissipation fan is opposite to the at least two power devices and the gap;
or the bottom shell is made of heat conducting metal, and the heat dissipation plate is attached to the bottom shell.
In an embodiment, the at least two power devices are arranged in the accommodating cavity at modularized intervals.
In an embodiment, the housing is made of an electromagnetic shielding material and/or the inner surface of the housing is provided with a shielding layer.
In another aspect, the present utility model provides a power supply product comprising a layout structure of the power supply product according to any of the embodiments above.
In the power supply product and the layout structure thereof provided by the utility model, at least one functional circuit is formed by the at least two power devices and the power circuit board together, the at least one functional circuit outputs sampling signals to the sampling circuit board through the power circuit board, and the sampling circuit board and the power circuit board are stacked at intervals along the height direction of the accommodating cavity of the shell, so that the sampling circuit board is far away from the power circuit board, the separation between large current and the sampling signals transmitted to the sampling circuit board during the working of the functional circuit is realized, the interference on the sampling signals can be reduced, the sampling signals are more reliable, the working performance of the power supply product is ensured, and the competitiveness of the power supply product is improved; furthermore, the sampling circuit board and the power circuit board are stacked at intervals, so that the hardware layout area of the power supply product can be reduced, the layout of the functional components is more compact and reasonable, the utilization rate of the accommodating cavity of the shell is effectively improved, and the competitiveness of the power supply product can be improved.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a frame structure of a power supply product according to an embodiment of the utility model.
The main reference numerals illustrate:
100. A power supply product; 10. a housing; 11. a bottom case; 12. a top shell; 13. a side case; 131. a through hole; 20. a functional component; 21. a sampling circuit board; 22. a power loop circuit board; 23. a power device; 24. a first metal conductive pillar; 25. a driving circuit board; 26. a second metal conductive post; 27. a heat dissipation plate; 28. a heat radiation fan.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Referring to fig. 1, an embodiment of the present utility model provides a layout structure of a power supply product 100, which includes a housing 10 having a receiving cavity, and a functional component 20 fixedly disposed in the receiving cavity.
Specifically, as shown in fig. 1, in one embodiment of the present utility model, the housing 10 includes a bottom case 11, a top case 12, and two opposite side cases 13. The bottom shell 11, the top shell 12 and the side shells 13 are plate-shaped shells, wherein a pair of side shells 13 are respectively connected to opposite ends of the bottom shell 11 in the length direction, another pair of side shells 13 are respectively connected to opposite ends of the bottom shell 11 in the width direction, and the top shell 12 covers the bottom shell 11 and the two pairs of side shells 13 which are mutually connected, so that a complete shell 10 with a containing cavity is formed, and the containing cavity is used for containing the functional components 20. The connection manner between any two of the bottom shell 11, the top shell 12 and the side shell 13 is preferably a detachable connection manner such as a threaded connection, a snap connection, etc., so as to facilitate assembly and disassembly.
Of course, in other embodiments, the housing 10 may be formed of a plurality of housing components having other structures, for example, but not limited to, the bottom case 11 and one pair of the side cases 13 are integrally formed, and then combined with the top case 12 and the other pair of the side cases 13 to form a complete housing, and the structure of the housing 10 is not particularly limited, as long as the housing 10 can be used for accommodating the functional module 20.
As shown in fig. 1, in an embodiment of the present utility model, the functional module 20 includes a sampling circuit board 21, a power loop circuit board 22, and at least two power devices 23. It should be noted that, in the embodiment of the present utility model, the power device 23 may be, but is not limited to, an electronic device such as an inductor, a diode, a capacitor, a resistor, a switching tube, a coil winding, and the like. Wherein each power device 23 is electrically connected to the power circuit board 22, and at least one functional circuit is formed by at least two power devices 23 and the power circuit board 22 together. The functional circuits include, but are not limited to, functional circuits of existing power supply products such as PFC circuits, LLC circuits, DCDC circuits, and DCAC circuits, and the power circuit board 22 is provided with corresponding connection lines to connect with the at least two power devices 23 to form corresponding functional circuits, and different functional circuits may implement different functions, which will not be described herein.
It should be emphasized that, in the embodiment of the present utility model, as shown in fig. 1, the sampling circuit board 21 and the power circuit board 22 are disposed at two ends of the accommodating cavity in the height direction at a distance from each other, that is, the sampling circuit board 21 and the power circuit board 22 are disposed in a stacked manner along the height direction of the accommodating cavity, and the sampling circuit board 21 is electrically connected to the power circuit board 22, and the at least one functional circuit outputs a sampling signal to the sampling circuit board 21 through the power circuit board 22. The sampling signal may be a voltage signal and/or a current signal, and the sampling circuit board 21 is provided with a corresponding sampling circuit, which will not be described herein.
In the layout structure of the power supply product 100 provided by the utility model, the at least two power devices 23 and the power circuit board 22 together form at least one functional circuit, and the at least one functional circuit outputs a sampling signal to the sampling circuit board 21 through the power circuit board 22, and the sampling circuit board 21 and the power circuit board 22 are stacked at intervals along the height direction of the accommodating cavity of the housing 10, so that the sampling circuit board 21 is far away from the power circuit board 22, separation between a large current and a sampling signal transmitted to the sampling circuit board 21 during operation of the functional circuit can be realized, interference on the sampling signal can be reduced, the sampling signal is more reliable, the working performance of the power supply product 100 is ensured, and the competitiveness of the power supply product 100 is improved; furthermore, the sampling circuit board 21 and the power circuit board 22 are stacked at intervals, so that the hardware layout area of the power supply product 100 can be reduced, the layout of the functional components 20 is more compact and reasonable, the utilization rate of the accommodating cavity of the housing 10 is effectively improved, and the competitiveness of the power supply product 100 can be improved.
It should be noted that, in the embodiment of the present utility model, the sampling circuit board 21 and the power circuit board 22 may be an existing sampling circuit board and a power circuit board, respectively, and the electronic devices and specific circuit structures included in the sampling circuit board and the power circuit board are not described herein; the type and number of the power devices 23 may be designed according to the actual functional requirements of the power product 100, and are not limited in particular.
In addition, in the embodiment of the present utility model, the functional module 20 is fixedly disposed in the accommodating cavity of the housing 10, that is, the sampling circuit board 21 and the power circuit board 22 may be fixedly disposed in the accommodating cavity by a screw connection, a snap connection, a plug connection, or the like, and the at least two power devices 23 may be fixedly disposed in the accommodating cavity by being fixed to the power circuit board 22 by a welding, a plug connection, or the like, or by being fixed to other members (for example, the bottom case 11 or a heat dissipating plate 27 described later) in the accommodating cavity by a screw connection, a snap connection, a plug connection, or the like, depending on the types of the devices, which is not limited.
Preferably, as shown in fig. 1, in one embodiment of the present utility model, the functional module 20 further includes a first metal conductive post 24, and the sampling circuit board 21 is fixed and electrically connected to the power loop circuit board 22 through the first metal conductive post 24. In this embodiment, the sampling circuit board 21 is electrically connected to the power circuit board 22 by using the first metal conductive columns 24, and the sampling signal is transmitted through the first metal conductive columns 24, so that not only is the transmission performance enhanced, but also the transmission stability of the sampling signal is improved, and the signal transmission distance is shortest, the parasitic parameter is small, and the reliability of the sampling signal is improved, in addition, the sampling circuit board 21 is not required to be fixed by using an additional fixing piece or a fixing structure, and the structure of the functional component 20 is simplified. Optionally, the first metal conductive pillar 24 may be, but is not limited to, a copper pillar, a chrome copper pillar, or a steel pillar, preferably a copper pillar with better transmission performance. Alternatively, the number of the first metal conductive posts 24 may be 1, 2, or other reasonable number according to actual needs, which is not limited. In order to perform a better fixing function on the sampling circuit board 21, the number of the first metal conductive posts 24 is preferably 3 or more.
It will be appreciated that, in the example of fig. 1, the opposite ends of the first metal conductive post 24 are electrically connected to the sampling circuit board 21 and the power circuit board 22, respectively, and the specific electrical connection manner is the same as that of the conventional metal conductive post electrically connected to the circuit board, which will not be described in detail.
Of course, in other embodiments, the sampling circuit board 21 may be fixedly connected to the bottom case 11 or the side case 13, so as to be disposed at a distance from the power circuit board 22, which is not limited thereto.
Further, referring to fig. 1 again, in an embodiment of the present utility model, the functional module 20 further includes a driving circuit board 25, and each of the power devices 23 is electrically connected to the driving circuit board 25, and the driving circuit board 25 is used for driving each of the power devices 23. The driving circuit board 25 may be an existing driving circuit board provided with a corresponding driving circuit, which will not be described in detail.
Preferably, as shown in fig. 1, in one embodiment of the present utility model, the power circuit board 22 is provided with a common ground (not shown in the figure), and the driving circuit board 25 and each of the power devices 23 are electrically connected to the common ground, so that the driving circuit board 25 is tightly combined with each of the power devices 23 through the common ground, which is helpful for reducing interference of driving signals, and in addition, each of the power devices 23 is electrically connected to the common ground on the power circuit board 22, which can reduce loop gain and improve the working performance of the functional circuit formed by the two.
Further, as shown in fig. 1, in one embodiment of the present utility model, the functional module 20 further includes a second metal conductive post 26, and the driving circuit board 25 is fixed and electrically connected to the power loop circuit board 22 through the second metal conductive post 26. In this embodiment, the driving circuit board 25 is electrically connected to the power circuit board 22 by using the second metal conductive post 26, and the distance of the driving signal transmitted through the second metal conductive post 26 is shortest, and the parasitic parameter is small, so that the reliability and stability of the driving signal are improved, and the stability of the driving circuit board 25 for driving any one of the power devices 23 to operate is further improved; in addition, the driving circuit board 25 does not need to be fixed by an additional fixing member or a fixing structure, so that the structure of the functional module 20 is simplified. The second metal conductive columns 26 may be, but are not limited to, copper columns, chrome copper columns or steel columns, preferably copper columns with better transmission performance, and the number of the second metal conductive columns 26 may be 1, 2 or other reasonable numbers according to actual needs, which is not limited. In order to perform a better fixing function on the driving circuit board 25, the number of the second metal conductive posts 26 is preferably 3 or more.
Preferably, in the example of fig. 1, the driving circuit board 25 is fixedly disposed between the power circuit board 22 and the sampling circuit board 21, and the power circuit board 22, the driving circuit board 25 and the sampling circuit board 21 are distributed at intervals along the height direction of the accommodating cavity, so that the hardware layout area of the power supply product 100 is further reduced, and the layout of the functional components 20 is more compact and reasonable, thereby further improving the utilization rate of the accommodating cavity of the housing 10 and also improving the competitiveness of the power supply product 100. In addition, the driving circuit board 25 is fixedly disposed between the power circuit board 22 and the sampling circuit board 21, and the driving circuit board 25 may also play a role in blocking electromagnetic interference generated by the operation of the power device 23 electrically connected to the power circuit board 22, which is also helpful for improving the reliability of the sampling circuit board 21 for collecting the sampling signals.
Of course, in other embodiments, the driving circuit board 25 may be disposed in a staggered manner with respect to the power circuit board 22, or may be electrically connected to the power circuit board 22 through a wire and disposed side by side with the power circuit board 22, which is not limited thereto.
Further, as shown in fig. 1, in one embodiment of the present utility model, the functional module 20 further includes a heat dissipation plate 27 fixed relative to the bottom case 11, the heat dissipation plate 27 is disposed on a side of the power circuit board 22 away from the sampling circuit board 21, a receiving space is formed between the heat dissipation plate 27 and the power circuit board 22, the at least two power devices 23 are disposed on the heat dissipation plate 27, and at least one of the power devices 23 is located in the receiving space. In this embodiment, the at least two power devices 23 are disposed on the heat dissipation plate 27 at the bottom layer of the accommodating cavity, so that the heat dissipation effect of the power devices 23 is optimal, and the at least two power devices 23 are located at a side of the power loop circuit board 22 away from the sampling circuit board 21, so that interference of electromagnetic signals generated by the operation of the power devices 23 on the sampling signals can be reduced. In addition, at least one power device 23 is disposed in the accommodation space between the heat dissipation plate 27 and the power circuit board 22, so that the space of the accommodation cavity of the housing 10 in the height direction can be fully utilized, and the utilization rate of the accommodation cavity can be effectively improved, thereby improving the competitiveness of the power supply product 100.
Optionally, as shown in fig. 1, in some embodiments of the present utility model, a gap is left between the heat dissipating plate 27 and the bottom case 11, and the functional assembly 20 further includes at least one heat dissipating fan 28, and an air outlet of the heat dissipating fan 28 faces the at least two power devices 23 and the gap. In this embodiment, the heat dissipation plate 27 and the heat dissipation fan 28 can both dissipate heat of the at least two power devices 23, so that the heat dissipation efficiency can be greatly improved under the dual heat dissipation effect; furthermore, the gap between the heat dissipating plate 27 and the bottom case 11 may form a heat dissipating air channel, or the heat dissipating fan 28 may dissipate heat from the heat dissipating plate 27. In the example of fig. 1, at least one through hole 131 is formed in the side casing 13 opposite to the air outlet of the cooling fan 28, so as to enable the air in the accommodating cavity to circulate, and dissipate heat. The heat dissipating fan 28 may be directly disposed on the bottom case 11 or may be disposed inside one of the side cases 13, which is not limited thereto.
Of course, in other embodiments, the bottom case 11 may be made of a heat conductive metal, and the heat dissipating plate 27 is attached to the bottom case 11, so that heat of the heat dissipating plate 27 is dissipated through the bottom case 11, and the heat dissipating fan 28 may be omitted.
In the embodiment of the present utility model, the heat dissipating plate 27 may be a conventional water-cooled heat dissipating plate or an air-cooled heat dissipating plate, which is not limited thereto.
Preferably, as shown in fig. 1, in one embodiment of the present utility model, the at least two power devices 23 are disposed in the accommodating cavity at a modularized interval. In this embodiment, by arranging the at least two power devices 23 in a modular manner, it is possible to make full use of the internal space of the housing 10, and to facilitate the installation and removal of the power devices 23.
It is also preferable that, as shown in fig. 1, in one embodiment of the present utility model, the housing 10 may be made of an electromagnetic shielding material, and/or the inner surface of the housing 10 (i.e., a surface facing the functional module 20) is provided with a shielding layer, so that the housing 10 may form a sealed housing having an electromagnetic shielding effect, may play a role of resisting electromagnetic interference to the functional module 20 disposed in the receiving cavity, and may help to improve the working stability of the functional module 20, and may solve the problem of external radiation of the functional module 20. The electromagnetic shielding material may be, but not limited to, beryllium copper, stainless steel, and the shielding layer may be, but not limited to, a sheet made of an electromagnetic shielding material, or a coating formed by powder spraying of an electromagnetic shielding material. In the example of fig. 1, the housing 10 is made of an aluminum alloy having high hardness and abrasion resistance, and the inner surface of the housing 10 is provided with a shielding layer (not shown) to thereby realize electromagnetic shielding.
In summary, in the layout structure of the power supply product 100 provided in the embodiment of the present utility model, the at least two power devices 23 and the power circuit board 22 together form at least one functional circuit, and the at least one functional circuit outputs a sampling signal to the sampling circuit board 21 through the power circuit board 22, and the sampling circuit board 21 and the power circuit board 22 are stacked at intervals along the height direction of the accommodating cavity of the housing 10, so that the sampling circuit board 21 is far away from the power circuit board 22, and separation between a large current and a sampling signal transmitted to the sampling circuit board 21 during operation of the functional circuit can be achieved, so that interference to the sampling signal can be reduced, the sampling signal is more reliable, the working performance of the power supply product 100 is ensured, and the competitiveness of the power supply product 100 is improved; furthermore, the sampling circuit board 21 and the power circuit board 22 are stacked at intervals, so that the hardware layout area of the power supply product 100 can be reduced, the layout of the functional components 20 is more compact and reasonable, the utilization rate of the accommodating cavity of the housing 10 is effectively improved, and the competitiveness of the power supply product 100 can be improved.
Further, as shown in FIG. 1, embodiments of the present utility model also provide a power supply product 100, which may be, but is not limited to, a switching power supply product, an LED waterproof power supply product, an IC bonding product, or other power supply products. The power supply product 100 adopts the layout structure of the power supply product 100 according to any of the embodiments, so that the power supply product 100 has at least all the advantages brought by the technical solutions of the embodiments, and the description thereof will be omitted.
It should be appreciated that, similar to the existing power supply product, the power supply product 100 further includes other functional components such as a power input module, a control panel, an EMC filter module, and a communication module, which are not described herein.
In the description of the present utility model, the description with reference to the terms "embodiment," "specific embodiment," "example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A layout structure of a power supply product, comprising:
A housing having a receiving cavity;
the functional component is fixedly arranged in the accommodating cavity and comprises a sampling circuit board, a power loop circuit board and at least two power devices;
Each power device is electrically connected to the power circuit board, at least one functional circuit is formed by at least two power devices and the power circuit board, the sampling circuit board and the power circuit board are arranged at two ends of the accommodating cavity in the height direction at intervals, the sampling circuit board is electrically connected to the power circuit board, and the at least one functional circuit outputs sampling signals to the sampling circuit board through the power circuit board.
2. The power supply product layout structure of claim 1 wherein said functional assembly further comprises a first metal conductive post, said sampling circuit board being secured to and electrically connected to said power loop circuit board by said first metal conductive post.
3. The power supply product layout structure of claim 1, wherein said functional module further comprises a drive circuit board, each of said power devices being electrically connected to said drive circuit board, said drive circuit board being for driving each of said power devices;
The power circuit board is provided with a common ground wire, and the driving circuit board and each power device are electrically connected to the common ground wire.
4. The power supply product layout structure of claim 3 wherein said functional module further comprises a second metal conductive post, said drive circuit board being secured to and electrically connected to said power loop circuit board by said second metal conductive post.
5. The layout structure of a power supply product according to claim 3 or 4, wherein the driving circuit board is fixedly arranged between the power circuit board and the sampling circuit board, and the power circuit board, the driving circuit board and the sampling circuit board are distributed at intervals along the height direction of the accommodating cavity.
6. The power supply product layout structure according to claim 1, wherein the housing includes a bottom case, the functional component further includes a heat dissipation plate fixed with respect to the bottom case, the heat dissipation plate is disposed on a side of the power circuit board away from the sampling circuit board, a receiving space is formed between the heat dissipation plate and the power circuit board, the at least two power devices are disposed on the heat dissipation plate, and at least one of the power devices is located in the receiving space.
7. The power supply product layout structure according to claim 6, wherein a gap is left between the heat radiating plate and the bottom case, the functional assembly further comprises at least one heat radiating fan, and an air outlet of the heat radiating fan faces the at least two power devices and the gap;
or the bottom shell is made of heat conducting metal, and the heat dissipation plate is attached to the bottom shell.
8. The power product layout structure of claim 1 wherein said at least two power devices are arranged in said receiving cavity in a modular spacing.
9. The layout structure of a power supply product according to claim 1, wherein the housing is made of an electromagnetic shielding material, and/or an inner surface of the housing is provided with a shielding layer.
10. A power supply product comprising a layout structure of the power supply product according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322227946.9U CN220822883U (en) | 2023-08-17 | 2023-08-17 | Power supply product and layout structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322227946.9U CN220822883U (en) | 2023-08-17 | 2023-08-17 | Power supply product and layout structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220822883U true CN220822883U (en) | 2024-04-19 |
Family
ID=90702899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322227946.9U Active CN220822883U (en) | 2023-08-17 | 2023-08-17 | Power supply product and layout structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220822883U (en) |
-
2023
- 2023-08-17 CN CN202322227946.9U patent/CN220822883U/en active Active
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