LU502185B1

LU502185B1 - Differential mode inductor system for computer switch power supply

Info

Publication number: LU502185B1
Application number: LU502185A
Authority: LU
Inventors: Ping Chen
Original assignee: Suzhou Youdan Internet Tech Co Ltd
Priority date: 2022-05-06
Filing date: 2022-05-13
Publication date: 2022-12-19
Also published as: WO2022161527A3; WO2022161527A2

Abstract

The present invention discloses a differential mode inductor system for computer switch power supply, comprising: a differential mode inductor with a plurality of grooves disposed on a side surface of the differential mode inductor, wherein a plurality of insertion slots are disposed in the each of the grooves; and a heat-dissipation fastening device installed on the differential mode inductor, comprising a storage bin, a plurality of heat-conducting plates evenly distributed under the storage bin, and a plurality of heat-conducting rods evenly installed on the heat-conducting plates, wherein the heat-conducting plates are installed in the grooves, the heat-conducting rods are inserted into the insertion slots, a coolant is stored in the storage bin, the heat-conducting plate is provided with an interior cavity structure and is in communication at an upper end with the storage bin, and the coolant circulates between the storage bin and the heat-conducting plates.

Description

DESCRIPTION LUS02185

DIFFERENTIAL MODE INDUCTOR SYSTEM FOR COMPUTER SWITCH POWER SUPPLY

TECHNICAL FIELD The present invention relates to the technical field of heat dissipation in differential mode inductors, and in particular to a differential mode inductor system for computer switch power supply.

BACKGROUND At a certain frequency of alternating current, a higher inductance of the differential mode inductor indicates a higher effect of opposing the change in current, while a lower inductance indicates a lower effect. In addition, at a certain inductance, a higher frequency of the alternating current indicates a higher effect of opposing, while a lower frequency indicates a lower effect. In other words, the inductor has the characteristic of preventing the passage of alternating current and allowing the passage of direct current. At present, differential mode inductors are generally used in television and video equipment (such as TV and VCR), office automation equipment, audio equipment, communication equipment, measurement instruments, motors and equipment thereof, and other fields. As important office equipment, computers are equipped with differential mode inductors, which facilitates the stable operation of the computer. However, existing differential mode inductors lack necessary heat dissipation devices and thus cannot dissipate heat in time after long-time operation, leading to a compromised operation. In order to solve this problem, the inventor of the present invention designed this scheme.

SUMMARY The present invention is intended to provide a differential mode inductor system for computer switch power supply so as to solve the problem that existing differential-mode inductors lack necessary heat dissipation devices and thus cannot dissipate heat in time after long-time operation, leading to a compromised operation. The present invention is implemented in the following way: Provided is a differential mode inductor system for computer switch power supply, comprising: a differential mode inductor with a plurality of grooves disposed on a side surface of the differential mode inductor, wherein a plurality of insertion slots are disposed in the each of the grooves; and a heat-dissipation fastening device installed on the differential mode inductor, LUs02185 comprising a storage bin, a plurality of heat-conducting plates evenly distributed under the storage bin, and a plurality of heat-conducting rods evenly installed on the heat-conducting plates, wherein the heat-conducting plates are installed in the grooves, the heat-conducting rods are inserted into the insertion slots, a coolant is stored in the storage bin, the heat-conducting plates is provided with an interior cavity structure and is in communication at an upper end with the storage bin, and the coolant circulates between the storage bin and the heat-conducting plates.

Furthermore, the heat-conducting plates and the heat-conducting rods are composed of composite materials made of carbon fibers with high thermal conductivity.

The carbon fibers are disposed to improve the heat transfer efficiency owning to its high thermal conductivity, providing convenience to quick heat dissipation for the differential mode inductor.

Furthermore, a partition plate is disposed in the cavity structure of the heat-conducting plate, the upper end of the partition plate is fixedly connected to the heat-conducting plate, and the lower end of the partition plate is not in contact with the inner bottom surface of the cavity structure.

The partition plates and the cavity structures are disposed to provide a one-way circulation channel for the coolant, so as to provide convenience for the coolant to flow in and out of the heat-conducting plates.

Furthermore, an upper side of the storage bin is an open structure, a plurality of through holes is disposed on an inner bottom of the storage bin, and the upper end of the heat-conducting plate is hermetically installed in the through hole.

The through holes are disposed to provide space for insertion of the upper end of the heat-conducting plate, such that a channel is provided for the coolant to flow between the storage bin and the heat-conducting plates.

Furthermore, a closing plate is disposed at the open structure, an aperture is disposed on the upper side of the closing plate, and a micro motor is hermetically disposed at the aperture.

Furthermore, an output end of the micro motor extends into the storage bin, an output hole and an input hole are respectively disposed at two sides of the partition plate on the upper side of the heat-conducting plate, and the output end of the micro motor is connected to the input holes of a plurality of the heat-conducting plates through pipelines.

Furthermore, the grooves are disposed in the height direction of the differential mode inductor, LUs02185 and the insertion slots are evenly distributed along the height of the grooves. Furthermore, an adhesive layer is disposed at a lower end of the heat-conducting plate. Compared with the prior art, the present invention has the following beneficial effects:

1.the storage bin is disposed to provide a space for the storage and flow of coolant, such that heat of the heat-conducting plates is taken away under the action of the coolant and the heat dissipation of the differential mode inductor is achieved;

2.the heat-conducting rods are disposed to facilitate insertion into the differential mode inductor, providing convenience to heat dissipation in the differential mode inductor;

3.the heat-conducting plates are disposed to, when they operate, provide a channel for the heat- conducting rods to transfer heat, which improves the heat dissipation efficiency of the heat- conducting rods; 4 the micro motor is disposed to, when it operates, drive the flow of coolant, thus realizing the circulation of the coolant between the storage bin and the heat-conducting plates;

5. the adhesive layers are disposed to fixedly install the heat-conducting plates on a working board such as a PCB board, so as to make the differential mode inductor operate stably.

BRIEF DESCRIPTION OF THE DRAWINGS In order to more clearly illustrate the technical schemes of the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. It should be understood that the following drawings are merely intended to illustrate some of the embodiments of the present invention, and thus should not be construed as limiting the scope. For those skilled in the art, other drawings can be derived from these drawings without creative effort. FIG. 1 is a schematic view of the overall structure of the present invention; FIG. 2 1s a structural schematic view of a differential mode inductor of the present invention; FIG. 3 is a structural schematic view of a heat-dissipation fastening device of the present invention; FIG. 4 is a structural schematic view of a heat-conducting plate of the present invention; FIG. 5 is a structural schematic view of a storage bin of the present invention; In the figures: 1. differential mode inductor; 11. groove; 12. insertion slot, 2. heat-dissipation fastening device; 3. storage bin; 31. through hole; 4. closing plate; 41. micro motor; 5. heat- conducting plate; 51. partition plate; 52. adhesive layer; 53. output hole; 54. input hole; 6. heat-

conducting rod. LUs02185

DETAILED DESCRIPTION In order to make the objects, technical schemes and advantages of the embodiments of the present invention clearer, the technical schemes in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some of the embodiments of the present invention, rather than all of them. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skills in the art without creative effort shall fall within the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention as shown in the drawings is not intended to limit the scope claimed by the present invention, but is merely representative of selected embodiments of the present invention. Example: Referring to FIG. 1, provided is a differential mode inductor system for computer switch power supply, comprising: a differential mode inductor 1 with a plurality of grooves 11 evenly disposed on a side surface of the differential mode inductor 1 along the height direction of the differential mode inductor 1, wherein a plurality of insertion slots 12 are evenly disposed in the each of the grooves 11. Referring to FIGs. 1 and 3, the differential mode inductor system further comprises a heat- dissipation fastening device 2 installed on the differential mode inductor 1, comprising a storage bin 3, a plurality of heat-conducting plates 5 evenly distributed under the storage bin 3, and a plurality of heat-conducting rods 6 evenly installed on the heat-conducting plates 5, wherein, the storage bin 3 is disposed to provide a space for the storage and flow of a coolant, such that heat of the heat-conducting plates 5 is taken away under the action of the coolant and the heat dissipation of the differential mode inductor is achieved; the heat-conducting rods 6 are disposed to facilitate insertion into the differential mode inductor, providing convenience to heat dissipation in the differential mode inductor; the heat-conducting plates 5 are disposed to, when they operate, provide a channel for the heat-conducting rods 6 to transfer heat, which improves the heat dissipation efficiency of the heat-conducting rods 6. Referring to FIGs. 3, 5 and 6, the coolant is stored in the storage bin 3, an upper side of the storage bin 3 is an open structure, a plurality of through holes 31 is disposed on an inner bottom of the storage bin 3, and a closing plate 4 is disposed at the open structure; a micro motor 41 is LUs02185 hermetically disposed at an aperture on the upper side of the closing plate 4, and the output end of the micro motor 41 extends into the storage bin 3 and is connected with an impeller; the through holes 31 are disposed to provide space for insertion of the upper end of the heat- conducting plate 5, such that a channel is provided for the coolant to flow between the storage bin 3 and the heat-conducting plates 5; the micro motor 41 is disposed to, when it operates, actuate the impeller, thus driving the flow of coolant, thus realizing the circulation of the coolant between the storage bin 3 and the heat-conducting plates 5. Referring to FIGs. 3 and 4, the heat-conducting plate 5 is provided with an interior cavity structure. A partition plate 51 is disposed in the cavity structure, the upper end of the partition plate 51 is fixedly connected to the heat-conducting plate 5, and the lower end of the partition plate is not in contact with the inner bottom surface of the cavity structure. An output hole 53 and an input hole 54 are disposed on the upper side of the heat-conducting plate 5 and distributed at two sides of the partition plate 51, respectively. The heat-conducting plates 5 are installed in the grooves 11, and the heat-conducting rods 6 are inserted into the insertion slots 12. The upper end of the heat-conducting plate 5 is hermetically installed in the through hole 31. The output end of the micro motor 41 is connected to the input holes 54 of a plurality of the heat-conducting plates 5 through pipelines. The coolant flows between the storage bin 3 and the heat-conducting plates 5. The partition plates 51 and the cavity structures are disposed to provide a one-way circulation channel for the coolant, so as to provide convenience for the coolant to flow in and out of the heat-conducting plates 5. Referring to FIG. 4, the heat-conducting plates 5 and the heat-conducting rods 6 are composed of composite materials made of carbon fibers with high thermal conductivity. The carbon fibers are disposed to improve the heat transfer efficiency owning to its high thermal conductivity, providing convenience to quick heat dissipation for the differential mode inductor. Referring to FIG. 4, an adhesive layer 52 is disposed at a lower end of the heat-conducting plate

5. The adhesive layers 52 are disposed to fixedly install the heat-conducting plates 5 on a working board such as a PCB board, so as to make the differential mode inductor operate stably.

When the system is in use, the heat-dissipation fastening device 2 is fixedly installed on the LUs02185 differential mode inductor, and the differential mode inductor is further fixedly installed on a workbench under the action of the adhesive layer 52. When the differential mode inductor operates, the generated heat is transferred to the heat-conducting plates 5 through the heat- conducting rods 6, and the coolant circulates in one direction between the heat-conducting plates and the storage bin 3 under the action of the micro motor 41, thus realizing rapid cooling of the heat-conducting rods 6 and heat-conducting plates 5. The above description is only preferred embodiments of the present invention and is not intended to limit the present invention.

For those skilled in the art, various modifications and changes may be made to the present invention.

Any modification, equivalent, improvement and the like made without departing from the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

CLAIMS LU502185

1. A differential mode inductor system for computer switch power supply, comprising: a differential mode inductor (1) with a plurality of grooves (11) disposed on a side surface of the differential mode inductor (1), wherein a plurality of insertion slots (12) are disposed in the each of the grooves (11); and a heat-dissipation fastening device (2) installed on the differential mode inductor (1), comprising a storage bin (3), a plurality of heat-conducting plates (5) evenly distributed under the storage bin (3), and a plurality of heat-conducting rods (6) evenly installed on the heat-conducting plates (5), wherein the heat-conducting plates (5) are installed in the grooves (11), the heat-conducting rods (6) are inserted into the insertion slots (12), a coolant is stored in the storage bin (3), the heat-conducting plate (5) is provided with an interior cavity structure and is in communication at an upper end with the storage bin (3), and the coolant flows between the storage bin (3) and the heat-conducting plates (5).

2. The differential mode inductor system for computer switch power supply according to claim 1, wherein the heat-conducting plates (5) and the heat-conducting rods (6) are composed of composite materials made of carbon fibers with high thermal conductivity.

3. The differential mode inductor system for computer switch power supply according to claim 1, wherein a partition plate (51) is disposed in the cavity structure of the heat-conducting plate (5), the upper end of the partition plate (51) is fixedly connected to the heat-conducting plate (5), and the lower end of the partition plate is not in contact with the inner bottom surface of the cavity structure.

4. The differential mode inductor system for computer switch power supply according to claim 3, wherein an upper side of the storage bin (3) is an open structure, a plurality of through holes (31) is disposed on an inner bottom of the storage bin (3), and the upper end of the heat-conducting plate (5) is hermetically installed in the through hole (31).

5. The differential mode inductor system for computer switch power supply according to claim 4, wherein a closing plate (4) is disposed at the open structure, an aperture is disposed on the upper side of the closing plate (4), and a micro motor (41) is hermetically disposed at the aperture.

6. The differential mode inductor system for computer switch power supply according to claim 5, wherein an output end of the micro motor (41) extends into the storage bin (3) and is connected with an impeller, an output hole (53) and an input hole (54) are respectively disposed at two sides of the partition plate (51) on the upper side of the heat-conducting plate (5), and the output end 5 502185 the micro motor (41) is connected to the input holes (54) of a plurality of the heat-conducting plates (5) through pipelines.

7. The differential mode inductor system for computer switch power supply according to claim 1, wherein the grooves (11) are disposed in the height direction of the differential mode inductor (1), and the insertion slots (12) are evenly distributed along the height of the grooves (11).

8. The differential mode inductor system for computer switch power supply according to claim 1, wherein an adhesive layer (52) is disposed at a lower end of the heat-conducting plate (5).