CN211481773U - Power supply module - Google Patents
Power supply module Download PDFInfo
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- CN211481773U CN211481773U CN201921931887.0U CN201921931887U CN211481773U CN 211481773 U CN211481773 U CN 211481773U CN 201921931887 U CN201921931887 U CN 201921931887U CN 211481773 U CN211481773 U CN 211481773U
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Abstract
The utility model discloses a power module, including power board, radiator, first electric capacity board, second electric capacity board, the power board includes the first power plate body of being connected with first electric capacity board electricity and the second power plate body of being connected with second electric capacity board electricity, and first power plate body and second power plate body set up respectively on two heat dissipation sides that the radiator set up dorsad, and first electric capacity board and second electric capacity board set up respectively in the both sides that first power plate body and second power plate body set up dorsad. Through being divided into first power plate body and second power plate body with the power board, first power plate body and second power plate body are connected with first electric capacity board and second electric capacity board respectively simultaneously, and first electric capacity board and second electric capacity board correspond independent power plate body respectively promptly, avoid getting through the condition of hole on first electric capacity board or second electric capacity board, consequently, the power module that this application provided has improved electric capacity board cloth effective area.
Description
Technical Field
The utility model relates to a power electronics technical field, in particular to power module.
Background
In the field of power electronics, a power supply module is used as a power supply and widely applied to the communication fields of exchange equipment, access equipment, mobile communication, microwave communication, optical transmission, routers and the like and the aspects of automotive electronics, aerospace and the like, and a high-voltage power supply module is used for outputting voltage of over kilovolt or over tens of thousands of volts.
The conventional power module comprises a power plate, a radiator, a bottom capacitor plate and a top capacitor plate arranged above the top capacitor plate, wherein the power plate is arranged on one side of the radiator, and the bottom capacitor plate is arranged between the power plate and the top capacitor plate. When the power plate is connected with the top capacitor plate, the wiring assembly passes through the through hole formed in the bottom capacitor plate.
However, because the power board needs to be punched on the bottom-layer capacitor partition board to be connected with the top-layer capacitor board, the wiring complexity is increased, the board area is large, the structure is unstable, and meanwhile, the effective board layout area of the bottom-layer capacitor board is greatly reduced.
Therefore, it is an urgent technical problem to be solved by those skilled in the art how to increase the effective layout area of the capacitor plate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a power module to improve the effective cloth board area of electric capacity board.
In order to achieve the above object, the utility model provides a power module, including power board, radiator, first electric capacity board and second electric capacity board, the power board include with first power board body that first electric capacity board electricity is connected and with the second power board body that second electric capacity board electricity is connected, first power board body with second power board body sets up respectively on two heat dissipation sides that the radiator set up dorsad, first electric capacity board with the second electric capacity board sets up respectively first power board body with the both sides that second power board body set up dorsad.
Preferably, the first power board body is electrically connected to the first capacitor board through a first conductive pillar, and the second power board body is electrically connected to the second capacitor board through a second conductive pillar.
Preferably, the heat sink includes a first heat sink substrate, a second heat sink substrate, and a heat fin set disposed between the first heat sink substrate and the second heat sink substrate, the first power board is fixedly connected to the first heat sink substrate, and the second power board is fixedly connected to the second heat sink substrate.
Preferably, the radiator further comprises a fan arranged at the air inlet end or the air outlet end of the radiating fin group.
Preferably, the number of the fans is at least two, and all the fans are sequentially arranged along the direction perpendicular to the arrangement direction of the radiating fins of the radiating fin group.
Preferably, the heat dissipation fin set comprises a second group of heat dissipation fins opposite to the first group of heat dissipation fins and the first group of heat dissipation fins, the first group of heat dissipation fins are fixedly connected with the first heat dissipation device base plate, and the second group of heat dissipation fins are fixedly connected with the second heat dissipation device base plate.
Preferably, the radiator connecting plate is symmetrically arranged at two ends of the radiating fin group, the radiator connecting plate is of a T-shaped structure and comprises a connecting part, and a first fixing part and a second fixing part which are arranged at two opposite ends of the connecting part, and the first fixing part and the second fixing part are fixedly connected with a first radiator substrate and a second radiator substrate respectively.
Preferably, the support device further comprises a first support plate and a second support plate which are arranged in an L shape;
the two first supporting plates are symmetrically arranged on two opposite sides of the first capacitor plate, two sides of the first capacitor plate are fixedly connected with first mounting and fixing parts of the two first supporting plates respectively, and the first supporting part, the first radiator substrate and the first fixing part are connected through a first fastener;
the two second supporting plates are symmetrically arranged on two opposite sides of the second capacitor plate, two sides of the second capacitor plate are fixedly connected with the second mounting and fixing parts of the two second supporting plates respectively, and the second supporting part, the second radiator substrate and the second fixing part are connected through a second fastener.
Preferably, the first fastener and the second fastener are both thread locking assemblies, and each thread locking assembly comprises a press riveting screw and a nut in thread fit with the press riveting screw.
Preferably, the radiator further comprises a control board assembly, the control board assembly and an auxiliary power supply assembly, the control board assembly is installed on one side, far away from the radiator, of the first supporting plate, and the auxiliary power supply assembly is installed on one side, far away from the radiator, of the second supporting plate.
In the technical solution, the utility model provides a power module includes power board, radiator, first electric capacity board, second electric capacity board, and the power board includes the first power plate body of being connected with first electric capacity board electricity and the second power plate body of being connected with second electric capacity board electricity, and first power plate body and second power plate body set up respectively on two heat dissipation sides that the radiator set up dorsad, and first electric capacity board and second electric capacity board set up respectively in the both sides that first power plate body and second power plate body set up dorsad.
It can be known through the above description, in the power module that this application provided, through being divided into first power plate body and second power plate body with the power board, first power plate body and second power plate body are connected with first electric capacity board and second electric capacity board respectively simultaneously, and first electric capacity board and second electric capacity board correspond independent power plate body respectively promptly, avoid getting through the condition of hole on first electric capacity board or second electric capacity board, consequently, the power module that this application provided has improved electric capacity board cloth effective area.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a three-dimensional structure diagram of a power module according to an embodiment of the present invention;
fig. 2 is a three-dimensional structure diagram of another viewing angle power module according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a power module according to an embodiment of the present invention.
Wherein in FIGS. 1-3: 1-a control board, 2-a control board tray, 3-a first capacitor board, 4-a first capacitor board tray, and 5-a first power board body;
6-a first heat sink, 61-a first heat sink base plate, 62-a first set of fins;
7-a second heat sink, 71-a second heat sink base plate, 72-a second set of heat sink fins;
8-a second power board body, 9-a second capacitor board tray, 10-a second capacitor board, 11-an auxiliary power board tray, 12-an auxiliary power board, 13-a first conductive column, 14-a second conductive column and 15-a fan;
30-a first support plate, 301-a first mounting and fixing part, 302-a first support part;
40-radiator connecting plate, 401-connecting part, 402-first fixing part, 403-second fixing part, 404-first fastening part and 405-second fastening part;
50-second support plate, 501, second mounting and fixing part, 502-second support part.
Detailed Description
The core of the utility model is to provide a power module to improve the effective cloth board area of electric capacity board.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 to fig. 3.
In a specific implementation manner, the utility model discloses the power module that specific embodiment provided includes power board, radiator, first electric capacity board 3, second electric capacity board 10, and the power board includes the first power board body 5 of being connected with first electric capacity board 3 electricity and the second power board body 8 of being connected with second electric capacity board 10 electricity, and first power board body and second power board body 8 set up respectively on two heat dissipation sides that the radiator set up dorsad, and first electric capacity board 3 and second electric capacity board 10 set up respectively in the both sides that first power board body and second power board body 8 set up dorsad.
Specifically, the power board may further include a plurality of power board bodies stacked in a power manner, wherein the first power board body and the second power board body 8 may be connected in a power manner through a metal conductive pillar. Specifically, the power board is provided with a PCBA module.
It can be known from the above description that, in the power module provided in this application embodiment, through dividing the power board into the first power board 5 and the second power board 8, the first power board 5 and the second power board 8 are respectively connected with the first capacitor plate 3 and the second capacitor plate 10, that is, the first capacitor plate 3 and the second capacitor plate 10 respectively correspond to independent power boards, and the situation of passing through holes on the first capacitor plate 3 or the second capacitor plate 10 is avoided, therefore, the power module provided in this application has improved the effective area of capacitor plate layout.
This application divides into two traditional power boards, arranges respectively in the radiator both sides, when reducing single power board body area greatly, has also reduced the unilateral height of piling up of radiator.
Specifically, the first power board body 5 is electrically connected to the first capacitor plate 3 through the first conductive pillar 13, and the second power board body 8 is electrically connected to the second capacitor plate 10 through the second conductive pillar 14, specifically, the first conductive pillar 13 and the second conductive pillar 14 are both metal conductive pillars. This application leads electrical pillar through the metal and connects, and the thread is the shortest, saves installation space, and is clean and tidy pleasing to the eye.
In one embodiment, the heat sink includes a first heat sink base plate 61, a second heat sink base plate 71, and a heat dissipating fin set disposed between the first heat sink base plate 61 and the second heat sink base plate 71, wherein the first power plate 5 is fixedly connected to the first heat sink base plate 61, the second power plate 8 is fixedly connected to the second heat sink base plate 71, and two ends of the fins are fixedly connected to the first heat sink base plate 61 and the second heat sink base plate 71. Wherein the group of heat radiating fins includes a group of fins arranged in parallel, and the first heat radiator base plate 61 and the second heat radiator base plate 71 are arranged at opposite ends of the fins.
In order to improve the heat dissipation efficiency, the heat sink preferably further comprises a fan 15 disposed at the air inlet end or the air outlet end of the heat dissipation fin set. Specifically, at least one fan 15 may be disposed at a middle position of the bottom of the fin group. Specifically, the fan 15 may be a fan.
As shown in fig. 3, further, there are at least two fans 15, and all the fans 15 are sequentially arranged along a direction perpendicular to the arrangement direction of the fins of the fin group.
In one embodiment, the heat sink fin set includes a second set of heat sink fins 72 opposite to the first set of heat sink fins 62 and the first set of heat sink fins 62, the first set of heat sink fins 62 is fixedly connected to the first heat sink base plate 61, and the second set of heat sink fins 72 is fixedly connected to the second heat sink base plate 71. Specifically, the first group of fins 62 is fixed to the first heat sink base plate 61 to form the first heat sink 6, and the second group of fins 72 is fixed to the second heat sink base plate 71 to form the second heat sink 7. The two radiators are oppositely arranged, the heat of the power board is distributed to the two radiators, and the area of a single power board body can be reduced. Compared with single-power plate arrangement, when the power plate is connected with the upper-layer capacitor plate, the capacitor plate does not need to be perforated, and the plate arrangement responsibility of the capacitor plate is reduced.
Specifically, when the power module works, the first power plate 5 close to the first heat sink 6 is fixed on the first heat sink base plate 61, and the module heat on the first power plate 5 is transferred to the first group of heat dissipation fins 62 through the first heat sink base plate 61; the second power board body 8 adjacent to the second heat sink 7 is fixed to the second heat sink base plate 71, and the module heat on the second power board body 8 is transferred to the second group of heat dissipation fins 72 through the second heat sink base plate 71.
In a specific embodiment, the power module further includes radiator connecting plates 40 symmetrically disposed at two ends of the heat dissipation fin set, and the radiator connecting plates 40 are T-shaped. Specifically, the heat sink connecting plate 40 includes a connecting portion 401, and a first fixing portion 402 and a second fixing portion 403 disposed at two opposite ends of the connecting portion 401, and the first fixing portion 402 and the second fixing portion 403 are fixedly connected to the first heat sink substrate 61 and the second heat sink substrate 71, respectively.
In order to improve the assembly efficiency, it is preferable that the radiator connecting plate 40 is an integrally formed structure, and specifically, the radiator connecting plate 40 may be formed by bending a plate flange.
In one embodiment, the power module further includes a first support plate 30 and a second support plate 50, both of which are L-shaped. In order to improve the assembling efficiency, the first support plate 30 and the second support plate 50 may be formed as an integral structure, and specifically, the first support plate 30 and the second support plate 50 are formed by bending a plate flange.
The two first supporting plates 30 are symmetrically arranged on two opposite sides of the first capacitor plate 3, two sides of the first capacitor plate 3 are fixedly connected with the first mounting fixing parts 301 of the two first supporting plates 30 respectively, the first supporting part 302 of the first supporting plate 30, the first radiator base plate 61 and the first fixing part 402 of the radiator connecting plate 40 are connected through a first fastener 404, and specifically, the first fixing part 402 and the first supporting part 302 are attached to two sides of the first radiator base plate 61, which are arranged oppositely.
The two second supporting plates 50 are symmetrically arranged on two opposite sides of the second capacitor plate 10, two sides of the second capacitor plate 10 are respectively and fixedly connected with the second mounting fixing portions 501 of the two second supporting plates 50, the second supporting portion 502 of the second supporting plate 50, the second heat sink base plate 71 and the second fixing portion 403 of the heat sink connecting plate 40 are connected through a second fastener 405, and specifically, the two sides of the human heat sink base plate 71, to which the second supporting portion 502 and the second fixing portion 403 are attached, are arranged oppositely. The first supporting plate 30 and the second supporting plate 50 of the L-shaped structure ensure the relative distance position between the PCBAs, and are convenient to fasten and good in bending rigidity.
Preferably, the first fastener 404 and the second fastener 405 are both screw locking assemblies, and the screw locking assemblies include a rivet pressing screw and a nut in threaded fit with the rivet pressing screw. Specifically, the heat sink connecting plate 40 is provided with press-riveting screws, and the corresponding press-riveting screws pass through corresponding through holes of the first heat sink base plate 61 and the second heat sink base plate 71 and are then fastened together by nuts.
The rivet pressing screw is beneficial to attaching the first fixing portion 402 and the second fixing portion 403 of the radiator connecting plate 40 to the radiator when the nut is locked, and the screw is not easy to slip and clamp.
Specifically, the first capacitor plate 3 is mounted on the first capacitor plate tray 4, the second capacitor plate 10 is mounted on the second capacitor plate tray, two ends of the first capacitor plate tray 4 are respectively and fixedly connected to the first mounting and fixing portion 301 of the first supporting plate 30, and two ends of the second capacitor plate tray 9 are respectively and fixedly connected to the second mounting and fixing portion 501 of the second supporting plate 50.
In one embodiment, the power module further includes a control board assembly mounted on the side of the first support plate 30 remote from the heat sink, and an auxiliary power supply assembly mounted on the side of the second support plate 50 remote from the heat sink.
Specifically, the control panel assembly includes a control panel tray 2 and a control panel 1 installed on the control panel tray 2, and both ends of the capacitor plate tray 4 are respectively fixed on the first supporting portions 302 of the two first supporting plates 30. The auxiliary power supply assembly comprises an auxiliary power supply board tray 11 and an auxiliary power supply board 12 installed on the auxiliary power supply board tray 11, wherein two ends of the auxiliary power supply board tray 11 are respectively fixed on the second supporting parts 502 of the two second supporting plates 50.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a power module, includes power board, radiator, first condenser plate (3) and second condenser plate (10), its characterized in that, the power board include with first power plate body (5) that first condenser plate (3) electricity is connected and with second power plate body (8) that second condenser plate (10) electricity is connected, first power plate body (5) with second power plate body (8) set up respectively on two heat dissipation sides that the radiator set up dorsad, first condenser plate (3) with second condenser plate (10) set up respectively first power plate body (5) with the both sides that second power plate body (8) set up dorsad.
2. The power supply module according to claim 1, wherein the first power board body (5) is electrically connected to the first capacitive plate (3) by a first conductive pillar (13), and the second power board body (8) is electrically connected to the second capacitive plate (10) by a second conductive pillar (14).
3. The power module according to claim 1, wherein the heat sink comprises a first heat sink substrate (61), a second heat sink substrate (71) and a set of heat dissipation fins disposed between the first heat sink substrate (61) and the second heat sink substrate (71), the first power board body (5) is fixedly connected to the first heat sink substrate (61), and the second power board body (8) is fixedly connected to the second heat sink substrate (71).
4. The power module of claim 3, wherein the heat sink further comprises a fan (15) disposed at the air inlet end or the air outlet end of the fin assembly.
5. The power supply module according to claim 4, wherein the number of the fans (15) is at least two, and all the fans (15) are arranged in sequence along a direction perpendicular to the arrangement direction of the radiating fins of the radiating fin group.
6. The power module according to claim 3, wherein the heat dissipation fin set comprises a second set of heat dissipation fins (72) opposite to the first set of heat dissipation fins (62) and the first set of heat dissipation fins (62), the first set of heat dissipation fins (62) are fixedly connected with the first heat sink base plate (61), and the second set of heat dissipation fins (72) are fixedly connected with the second heat sink base plate (71).
7. The power module according to claim 3, further comprising heat sink connecting plates (40) symmetrically disposed at two ends of the heat sink fin set, wherein the heat sink connecting plates (40) are T-shaped, the heat sink connecting plates (40) comprise connecting portions (401) and first fixing portions (402) and second fixing portions (403) disposed at two opposite ends of the connecting portions (401), and the first fixing portions (402) and the second fixing portions (403) are fixedly connected to a first heat sink substrate (61) and a second heat sink substrate (71), respectively.
8. The power supply module according to claim 7, further comprising a first support plate (30) and a second support plate (50) both arranged in an L-shape;
the number of the first supporting plates (30) is two, the two first supporting plates (30) are symmetrically arranged on two opposite sides of the first capacitor plate (3), two sides of the first capacitor plate (3) are respectively and fixedly connected with first mounting and fixing parts (301) of the two first supporting plates (30), and a first supporting part (302) of the first supporting plate (30), the first radiator base plate (61) and the first fixing part (402) are connected through a first fastener (404);
the two second supporting plates (50) are symmetrically arranged on two opposite sides of the second capacitor plate (10), two sides of the second capacitor plate (10) are respectively fixedly connected with the second mounting fixing portions (501) of the second supporting plates (50), and the second supporting portion (502) of the second supporting plate (50), the second radiator base plate (71) and the second fixing portions (403) are connected through a second fastener (405).
9. The power module of claim 8, wherein the first fastener (404) and the second fastener (405) are each a threaded locking assembly comprising a clinch screw and a nut threadedly engaged with the clinch screw.
10. A power supply module according to claim 8, further comprising a control board assembly mounted on the first support plate (30) on a side remote from the heat sink and an auxiliary power supply assembly mounted on the second support plate (50) on a side remote from the heat sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921931887.0U CN211481773U (en) | 2019-11-08 | 2019-11-08 | Power supply module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921931887.0U CN211481773U (en) | 2019-11-08 | 2019-11-08 | Power supply module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211481773U true CN211481773U (en) | 2020-09-11 |
Family
ID=72363045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921931887.0U Active CN211481773U (en) | 2019-11-08 | 2019-11-08 | Power supply module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211481773U (en) |
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2019
- 2019-11-08 CN CN201921931887.0U patent/CN211481773U/en active Active
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