CN213548151U - Power supply heat dissipation device and power supply device - Google Patents
Power supply heat dissipation device and power supply device Download PDFInfo
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- CN213548151U CN213548151U CN202022919250.9U CN202022919250U CN213548151U CN 213548151 U CN213548151 U CN 213548151U CN 202022919250 U CN202022919250 U CN 202022919250U CN 213548151 U CN213548151 U CN 213548151U
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Abstract
The utility model provides a power heat abstractor and power supply unit, including radiator, AC/DC power module, fan, printed circuit board PCB. The device divides the power supply module into two paths, each group is connected in parallel, the power supply module is arranged above the radiator and is tightly attached to the radiator, and the fan is arranged on the right side plate of the device, so that an air channel is formed inside the radiator, and heat generated by the power supply device is efficiently discharged. Meanwhile, the positions of the capacitor, the filter circuit board, the power supply control circuit board and other electronic devices are reasonably arranged, so that the efficient utilization of the internal space of the device is realized. Through the utility model discloses a device overall arrangement can realize keeping long-term stable operation under the high temperature environment of 80 ℃ and the condition in the electrical power generating system fuselage space of limit to realize electrical power generating system's output's upgrading.
Description
Technical Field
The utility model relates to a power supply unit field especially relates to a power heat abstractor and power supply unit.
Background
The power supply system is a whole composed of a rectifying device, a direct current distribution device, a storage battery pack, a direct current converter, a rack power supply device and the like and related distribution lines. The power supply system provides various high-frequency, low-frequency, alternating-current and direct-current power supplies for various motors, and maintains the stable operation of the connected motor system. The power supply device of high power density is required to realize stable operation for a long time at a high temperature of 80 c and in a fixed internal size space of the power supply device to satisfy high reliability and high durability. In addition, the power supply device needs to have a certain power boosting space, so that the power supply system can still stably operate after the power is boosted. In order to achieve the above object, a power supply device with high power density needs a power supply heat sink device that has a good layout arrangement of internal devices and achieves efficient heat dissipation.
In the prior art, the layout of the existing power supply device with high power density comprises a fan and a radiator, the size of a machine body is fixed according to the requirements of customers, and the efficiency of output power supply is low. However, due to the spatial layout of the electronic devices inside the power supply device and the installation of the heat sink, the performance corresponding to the temperature and the size condition of the machine body is not achieved, so that when the power supply device runs, a large amount of heat is accumulated inside the power supply. In addition, the layout of the internal electronic devices completely occupies the internal space of the power supply body, and the space utilization rate is low, so that the conventional high-power-density power supply device cannot increase the output power of the power supply device and cannot stably operate in a high-temperature environment of 80 ℃ for a long time.
SUMMERY OF THE UTILITY MODEL
The above-mentioned not enough to prior art exists, the utility model aims to provide a power heat abstractor and power supply unit can satisfy long-time steady operation under the high temperature condition, realizes output's promotion.
In order to achieve the above object, the utility model provides a power supply heat dissipation device, include: the device comprises a shell, a radiator, a fan and a power supply module;
the shell is a rectangular shell, and the radiator, the fan and the power supply module are all arranged in the rectangular shell;
the radiator is arranged in the center of the bottom plate of the rectangular shell, the fan is arranged on one side panel of the rectangular shell, a heat dissipation channel is formed between an air outlet of the fan and the interior of the radiator, and an air outlet of the heat dissipation channel is arranged on the other side panel of the rectangular shell;
the radiator comprises radiating fins and a radiating plate; the radiating fins are arranged in the radiating channel, and the radiating plate is arranged above the radiating channel;
the power module is mounted on the heat dissipation plate.
As a preferred embodiment, the power supply heat sink further includes: a capacitive component and a printed circuit board;
the capacitor part and the printed circuit board are mounted on both sides of the heat sink.
As a preferred embodiment, the power module includes a plurality of power sub-modules;
the power supply submodules are divided into two groups of independently output power supply groups, and the power supply groups are directly connected in parallel.
Correspondingly, the embodiment of the utility model provides a still provide a power supply unit, it includes aforementioned arbitrary one the power heat abstractor.
As a preferred embodiment, the power supply device further includes: the power supply control panel, the filter circuit board and the side panel;
the power supply control board is arranged on the side panel of the rectangular shell;
the filter circuit board is installed at a position between the heat sink and the side panel.
As a preferred embodiment, the power supply device further includes: the device comprises a switch, a touch-proof slot, a front panel, a voltage display meter and a current display meter;
wherein the anti-touch groove is arranged around the switch; the switch, the voltage display meter and the current display meter are arranged on the front panel of the rectangular shell through clamping grooves.
As a preferred embodiment, the power supply module is provided with an indicator lamp and a buzzer.
As a preferred embodiment, the power module is provided with an indicator light and a buzzer, and specifically includes:
the indicator light is connected with the power supply control board and is fixed on the front panel of the rectangular shell through threads;
the buzzer is arranged on the bottom panel of the rectangular shell, and a sound hole is formed in the position, corresponding to the front panel, in front of the buzzer.
As a preferred embodiment, the power supply device further includes a bottom panel provided with a fixing hole for fitting the mounting device.
The utility model discloses compare in prior art's beneficial effect and lie in:
the utility model provides a power heat abstractor and power supply unit, wherein, power heat abstractor includes: the device comprises a shell, a radiator, a fan and a power supply module; the shell of the device is a rectangular shell, and the radiator, the fan and the power supply module are all arranged in the rectangular shell; the radiator is arranged in the center of the bottom plate of the rectangular shell, the fan is arranged on one side panel of the rectangular shell, a heat dissipation channel is formed between an air outlet of the fan and the interior of the radiator, and an air outlet of the heat dissipation channel is arranged on the other side panel of the rectangular shell; the radiator comprises radiating fins and a radiating plate; the radiating fins are arranged in the radiating channel, and the radiating plate is arranged above the radiating channel; the power module is installed on the heat dissipation plate. The power supply heat dissipation device further comprises: a capacitive component and a printed circuit board; the capacitor component and the printed circuit board are arranged on two sides of the radiator; the power module comprises a plurality of power sub-modules; the power supply submodules are divided into two groups of independently output power supply groups, and the power supply groups are directly connected in parallel. Compared with the prior art, the utility model discloses an efficient heat abstractor structure obtains promoting on heat dispersion, realizes moving under 80 ℃ high temperature condition.
Further, the power supply device further includes: the power supply control panel, the filter circuit board and the side panel; the power supply control board is arranged on the side panel of the rectangular shell; the filter circuit board is installed at a position between the heat sink and the side panel.
Further, the power supply device further includes: the device comprises a switch, a touch-proof slot, a front panel, a voltage display meter and a current display meter; wherein, the periphery of the switch is provided with an anti-touch groove; the switch, the voltage display meter and the current display meter are arranged on the front panel of the rectangular shell through the clamping groove;
further, power module is provided with pilot lamp and bee calling organ, and it specifically is: the indicator light is connected with the power supply control board and is fixed on the panel of the rectangular shell through threads; the buzzer is arranged on the bottom plate of the rectangular shell, and a sound hole is formed in the position, corresponding to the panel, in front of the buzzer;
further, the power supply device further comprises a bottom panel, and the bottom panel is provided with a fixing hole for adapting to the installation equipment.
Compared with the prior art, the utility model discloses a rationally arrange the inside device of power supply unit, obtain promoting on space utilization, realize the long-time steady operation under 80 ℃ high temperature condition, realize output's promotion.
Drawings
FIG. 1: a heat sink diagram of an embodiment of a power supply heat sink and a power supply apparatus provided by the present invention;
FIG. 2: the internal circuit board device diagram of an embodiment of the power supply heat dissipation device and the power supply device provided by the utility model is shown;
FIG. 3: the power supply heat dissipation device and the overall circuit schematic diagram of one embodiment of the power supply device provided by the utility model are shown in the drawing;
FIG. 4: a top view of an embodiment of a power supply heat dissipation device and a power supply device provided by the present invention;
FIG. 5: the utility model provides a power supply heat dissipation device and a perspective view of an embodiment of the power supply device;
FIG. 6: a right side view of an embodiment of a power supply heat dissipation device and a power supply device provided by the present invention;
FIG. 7: a front view of an embodiment of a power supply heat dissipation device and a power supply device provided by the present invention;
FIG. 8: a left side view of an embodiment of a power supply heat dissipation device and a power supply device provided by the present invention;
FIG. 9: do the utility model provides a pair of power heat abstractor and power supply unit's a filtering schematic diagram of an embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
please refer to the heat dissipation device diagram of an embodiment of the power heat dissipation device of fig. 1; please refer to fig. 2, which is a diagram of an internal circuit board device of an embodiment of a power heat dissipation device; please refer to fig. 3, which is a schematic diagram of an internal overall circuit of an embodiment of the power heat dissipation device; please refer to the top view of an embodiment of the power heat dissipation device of fig. 4; please refer to fig. 5, which is a perspective view of an embodiment of a power heat dissipation device.
As shown in fig. 1, fig. 2 and fig. 5, an embodiment of the present invention provides a power supply heat dissipation device, including: a housing, a heat sink 17, a fan 26, and a power module 27; wherein, the upper and lower surfaces of the shell are divided into a top panel 1 and a bottom panel 4. The front, the back, the left and the right surfaces are respectively a front panel 12, a back panel 15, a left side panel 16 and a right side panel 2; wherein, the radiator 17, the fan 26 and the power module 27 are all arranged inside the shell; the radiator 17 is arranged in the center of the bottom panel 4 of the shell, the fan 26 is arranged on the left side plate 16 of the shell, a heat dissipation channel is formed by the air outlet of the fan 26 and the interior of the radiator 17, and the air outlet of the heat dissipation channel is arranged on the left side plate 16 of the shell; the heat sink 17 includes fins 28 and a heat radiation plate; the radiating fins 28 are arranged in the radiating channel, and the radiating plate is arranged above the radiating channel; the power module 27 is mounted on the heat sink plate. The power supply heat dissipation device further comprises: a capacitor part, a printed circuit board; the capacitor assembly and the printed circuit board are mounted on both sides of the heat sink, wherein the capacitor assembly has a front capacitor assembly 24 and a rear capacitor assembly 18; the power module 27 includes a plurality of power sub-modules; the power supply submodules are divided into two groups of independently output power supply groups, and the power supply groups are directly connected in parallel.
In the present embodiment, as shown in fig. 4 and 5, the housing is a rectangular housing, which is made of an ABS material, an ABS + PC material, a pure PC material, or a metal material; the rectangular housing is divided into a top panel 1 and a bottom panel 4 on the upper and lower surfaces thereof. The front, back, left and right surfaces of the rectangular shell are respectively a front panel 12, a back panel 15, a left side panel 16 and a right side panel 2, and corresponding electronic devices are installed on the rectangular shell.
In the present embodiment, as shown in fig. 1 and 2, the number of the fans 26 is preferably 2, and the number of the power modules 27 is preferably 8. The arrangement of power modules 27 is mounted snugly in a staggered manner over the heat sink 17; in the embodiment, the power module 27 is tightly attached to the heat dissipation plate of the heat sink 17 to form efficient heat transfer, so that the heat generated by the high-power heating power module 27 is brought into the air duct of the heat sink 17; meanwhile, the air channel corresponds to the direction of the fan 26, the fan 26 continuously pumps air, and heat in the air channel of the radiator 17 is carried out to the outside of the device from gaps of the radiating fins 28, so that efficient heat dissipation is realized.
In the present embodiment, as shown in fig. 3 and 2, the preferred model of the power module 27 is AFB10S 48B; the power module 27 includes a plurality of power sub-modules; the power supply submodules are divided into two groups of independently output power supply groups, and the power supply groups are directly connected in parallel. The power supply module 27 of the circuit works in parallel, and when any module fails, the failure module does not influence the normal output of other modules; the input voltage range of each group of parallel power module circuits is AC90-AC290V, the rated output is 48V/10.5A, and the parallel power module circuits have the functions of overvoltage protection, overcurrent protection and short-circuit protection.
In the present embodiment, as shown in fig. 1 and 2, the capacitor plates and other peripheral circuits required for the module are mounted on both sides of the heat sink 17. The heat sink 17 is installed at the center of the bottom panel 4, and the capacitor parts 24 and 18 are installed beside the heat sink 17, and the peripheral circuit board is installed in the space of the two-sided device. The arrangement mode is favorable for air on two sides to flow from the middle, and is more helpful for heat dissipation.
In the present embodiment, by adopting the above technical solution, the power supply heat dissipation device collectively mounts the high-power supply module 27 at the middle position of the device for centralized heat dissipation, and closely mounts the high-power supply module 27 and the heat sink 17 together. In the operation process of the device, a large amount of heat generated by the power module 27 is transferred to gaps between the radiating teeth of the radiating fins 28 through the radiator 17, and then two fans 26 are installed on the right side plate 2, and the fans 26 continuously pump air outwards, so that a good air duct is formed between the right side plate 2 and the left side plate 16, the heat emission is accelerated, and a high-efficiency radiating mode is realized. Meanwhile, the positions of the circuit board and the capacitor are reasonably arranged, so that air in the device flows to the middle heat dissipation channel to dissipate heat in a concentrated manner, and the improvement of a heat dissipation structure is realized.
Example two:
please refer to a right side view of an embodiment of the power device of fig. 6; please refer to a front side view of an embodiment of the power device of fig. 7; please refer to the left side view of an embodiment of the power device of fig. 8; please refer to fig. 9, which is a schematic diagram of a filtering method of an embodiment of a power supply apparatus.
The embodiment of the utility model provides a pair of power supply unit still includes: a power control board 25, a filter circuit board, a power module power printed board 21, an indicator light installation printed board 23, and all panels of the housing; the power supply control board 25 is arranged on the right side board 2 of the rectangular shell; the filter circuit board is mounted at a position between the heat sink 17 and the side panel. The power supply device further includes: the switch 6, the anti-touch slot 9, the front panel 12, the first binding post 13, the second binding post 14, the flange 5, the filter 19, the grounding post 13, the overhead support 20, the voltage display meter 7 and the current display meter 10; wherein, the periphery of the switch 6 is provided with an anti-touch groove 9; the switch 6, the voltage display meter 7 and the current display meter 10 are mounted on a front panel 12 of the rectangular shell through card slots. The power module 27 is provided with a first indicator light 8, a second indicator light 11 and a buzzer 22, and specifically includes: the first indicator light 8 and the second indicator light 11 are connected with the power supply control board 25 and are fixed on the front panel 12 of the rectangular shell through threads; the buzzer 22 is arranged on the bottom panel 4 of the rectangular shell, and a sound hole is arranged at the position of the front panel 12 corresponding to the front of the buzzer 22; the bottom panel 4 is provided with fixing holes for fitting the mounting apparatus. The more detailed working principle and the process steps of the present invention can be seen in, but not limited to, the description related to the embodiment 1.
In the present embodiment, the filter circuit board is mounted at a position between the heat sink 17 and the side panel; the power supply control board 25 is arranged on the right side board 2 of the rectangular shell; in the embodiment, the output filter plate is arranged at the gap between the radiator 17 and the cover plate, and the power control plate 25 is fixed on the right side plate 2; the circuit board with large occupied space is arranged at the gap between the modules in the mode, so that the internal space is greatly saved, and the space utilization rate is improved.
In the present embodiment, as shown in fig. 6 and 8, the power supply device is provided with a first terminal 13 and a second ground terminal 14, the interface of which is mounted on the rear panel 15, and the power supply output is outputted to the outside through the first terminal 13 and the second terminal 14. Meanwhile, the power supply wiring mode can be changed into a terminal type wiring mode, and connection with an external system is also realized.
In the present embodiment, as shown in fig. 7, a touch prevention groove 9 is provided around the switch 6. The switch 6 is surrounded by the anti-touch groove 9, the height of the groove surface is higher than that of the switch, the switch is prevented from being touched by mistake, and the stability of power supply operation is improved.
In this embodiment, as shown in fig. 7, the switch 6, the voltage display meter 7, and the current display meter 10 are mounted on the front panel 12 of the housing through a card slot, and the card slot is adapted to the devices of the two display meters and can be mounted and fixed in a buckling manner; the first indicator light 8 and the second indicator light 11 are electrically connected with the power supply control board 25 and are fixed on the front panel 12 of the shell by screw threads; the first indicator light 8 and the second indicator light 11 are green light and red light indicator lights respectively, are provided with lamp holders of type M5, and are used for displaying the state of the power supply module; the device is through reasonable assembly for above device is steady fixed at front panel 12, and convenient the dismantlement is overhauld.
In the present embodiment, as shown in fig. 7, the buzzer 22 is mounted on the bottom panel 4 of the housing, and is provided with a sound hole at a position corresponding to the front panel 12 in front, so as to ensure that sound can be smoothly transmitted out of the sound hole; the bottom panel 4 is provided with a fixing hole, so that the bottom panel can be conveniently matched with installation equipment of different customers. When the power supply fails, the fault indicator lamps 8 and 11 are turned on, and the buzzer 22 gives an alarm to sound, thereby realizing the monitoring of the operating state of the power supply device.
In this embodiment, as shown in fig. 3, the power supply apparatus is implemented by using a signal conditioning circuit, and outputs a sampling voltage and a sampling current from each path, and performs corresponding comparison after signal conditioning, thereby accurately determining an output state. High voltage is taken from a module Boost pin, the high voltage is reduced through a DC/DC isolation module to serve as an auxiliary power supply, and the auxiliary power supply is electrified without being limited by a main loop module. When the main loop module breaks down, the auxiliary power supply ensures that the power is not cut off, and the display lamp can correctly display the state of the whole module.
In the present embodiment, as shown in fig. 9, the filter circuit on the filter circuit board includes an input filter circuit and an output filter circuit. In the aspect of electromagnetic compatibility, a double pi type LC filter is added at the end of a filter circuit and used for suppressing interference. In the selection of the materials of the common mode inductor, the common mode inductor selects an ultra-crystalline material with high magnetic permeability. By adopting the mode, the inductance can reach the mH level, so that the electromagnetic compatibility is better improved, and the operation stability of the power supply device is guaranteed.
In the embodiment, by adopting the technical scheme, the power supply device reasonably arranges the electronic devices in the power supply device, and the electronic devices are fixed on each panel in a reasonable and simple manner, so that the position of the devices is stabilized, and the later maintenance of the power supply device is facilitated; the buzzer 22, the indicator light 8, the indicator light 11, the current display meter 10 and the voltage display meter 7 of the power supply device are used for detecting the running state of the power supply and ensuring the long-term running of the power supply device. The power supply device provided by the embodiment has high-efficiency heat dissipation performance and reasonable and compact device layout, so that the power supply device can stably operate at high temperature for a long time.
Through the utility model discloses a device, reasonable arrangement device internal part installs power module in the radiator top, through fan and radiator wind channel intercommunication, realizes that the efficient takes the heat out of the device outside, realizes more excellent heat dispersion and higher space utilization to solve the problem that can't be in the long-term steady operation under the condition in 80 ℃ high temperature environment and the electrical power generating system fuselage space of limit, realize electrical power generating system's output's upgrading. Meanwhile, the utility model has the advantages that the power modules are connected in parallel in groups, and the indicator lamp, the voltage and current meter and the buzzer of the power device are added, so that the running condition of the power device system can be better monitored, and the running stability of the device is ensured; the operation stability of the power supply device can be guaranteed by selecting a material with higher inductance for the inductor and adding an anti-interference circuit at the input filter circuit end. Therefore, this the utility model discloses a device can realize keeping long-term stable operation under the high temperature environment of 80 ℃ and the condition in the electrical power generating system fuselage space of limit to realize electrical power generating system's output's upgrading.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the scope of the present invention. It should be understood that any modification, equivalent replacement, or improvement made by those skilled in the art without departing from the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A power supply heat sink, comprising: the device comprises a shell, a radiator, a fan and a power supply module;
the shell is a rectangular shell, and the radiator, the fan and the power supply module are all arranged in the rectangular shell;
the radiator is arranged in the center of the bottom plate of the rectangular shell, the fan is arranged on one side panel of the rectangular shell, a heat dissipation channel is formed between an air outlet of the fan and the interior of the radiator, and an air outlet of the heat dissipation channel is arranged on the other side panel of the rectangular shell;
the radiator comprises radiating fins and a radiating plate; the radiating fins are arranged in the radiating channel, and the radiating plate is arranged above the radiating channel;
the power module is mounted on the heat dissipation plate.
2. The power supply heat sink of claim 1, further comprising: a capacitive component and a printed circuit board;
the capacitor part and the printed circuit board are mounted on both sides of the heat sink.
3. The power heatsink apparatus of claim 1, wherein the power module comprises a plurality of power sub-modules;
the power supply submodules are divided into two groups of independently output power supply groups, and the power supply groups are directly connected in parallel.
4. A power supply device, comprising: the power supply heat sink of any of claims 1-3.
5. The power supply device according to claim 4, further comprising: the power supply control panel, the filter circuit board and the side panel;
the power supply control board is arranged on the side panel of the rectangular shell;
the filter circuit board is installed at a position between the heat sink and the side panel.
6. The power supply device according to claim 4, further comprising: the device comprises a switch, a touch-proof slot, a front panel, a voltage display meter and a current display meter;
wherein the anti-touch groove is arranged around the switch; the switch, the voltage display meter and the current display meter are arranged on the front panel of the rectangular shell through clamping grooves.
7. The power supply device according to claim 4, wherein the power supply module is provided with an indicator lamp and a buzzer.
8. The power supply device according to claim 7, wherein the power supply module is provided with an indicator light and a buzzer, and specifically is:
the indicator light is connected with the power supply control board and is fixed on the panel of the rectangular shell through threads;
the buzzer is arranged on the bottom plate of the rectangular shell, and a sound hole is formed in the position, corresponding to the panel, in front of the buzzer.
9. The power supply device according to claim 4, further comprising a bottom panel; wherein the bottom panel is provided with a fixing hole for fitting a mounting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022919250.9U CN213548151U (en) | 2020-12-08 | 2020-12-08 | Power supply heat dissipation device and power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022919250.9U CN213548151U (en) | 2020-12-08 | 2020-12-08 | Power supply heat dissipation device and power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213548151U true CN213548151U (en) | 2021-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022919250.9U Active CN213548151U (en) | 2020-12-08 | 2020-12-08 | Power supply heat dissipation device and power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213548151U (en) |
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2020
- 2020-12-08 CN CN202022919250.9U patent/CN213548151U/en active Active
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