CN220493287U - Heat radiation unit for power module - Google Patents
Heat radiation unit for power module Download PDFInfo
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- CN220493287U CN220493287U CN202321817839.5U CN202321817839U CN220493287U CN 220493287 U CN220493287 U CN 220493287U CN 202321817839 U CN202321817839 U CN 202321817839U CN 220493287 U CN220493287 U CN 220493287U
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- 230000005855 radiation Effects 0.000 title abstract description 8
- 230000017525 heat dissipation Effects 0.000 claims abstract description 58
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000000087 stabilizing effect Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model discloses a heat radiation unit for a power module, and relates to the technical field of electronic technology. The utility model comprises a bottom box, a sliding rail, a heat dissipation box, heat dissipation fins and a power module body, wherein the sliding rail is arranged in the bottom box, the bottom box is in sliding connection with the power module body through the sliding rail, the heat dissipation box is arranged above the bottom box, the heat dissipation fins are inserted in the heat dissipation box, an electric telescopic rod is embedded on the bottom side wall of the bottom box, the top side wall of the electric telescopic rod is abutted against the bottom side wall of the power module body, a stop block is adhered at the corner of the upper side wall of the bottom box, and a pressure sensor is embedded on the bottom side wall of the stop block. The utility model can assist the power module to enter the bottom box by utilizing the bottom box and the sliding rail, and not only can play a role in stabilizing the power module by utilizing the electric telescopic rod and the pressure sensor, but also can detect the abutting pressure, and the radiating efficiency is improved by utilizing the radiating boxes and alternately inclining the radiating fins, and the heat reverse transfer phenomenon is avoided.
Description
Technical Field
The utility model belongs to the technical field of electronic technology, and particularly relates to a heat dissipation unit for a power module.
Background
Electronic technology is one of the technologies that are well known in the prior art, one of the most common electronic devices in electronic technology is a power module, and the power module needs to perform performance detection on the electronic device before being put into use, wherein the performance detection includes heat dissipation detection, the heat dissipation detection needs to be performed by matching with a heat dissipation unit during working, and the heat dissipation condition and scene of the power module in the actual use process can be better simulated by utilizing the heat dissipation unit to assist the power module in heat dissipation.
The prior document-CN 214429898U-a heat dissipating unit for a power module, a heat dissipating unit for a power module comprising a heat sink and a mounting bracket; the mounting bracket is used for placing a power module needing heat dissipation; a recess for placing the power module is formed in the middle part of the top surface of the mounting bracket, and the power module is placed in the recess and fixed on the mounting bracket; the concave is provided with a set depth, so that the bottom surface of the radiating fin placed on the mounting bracket is contacted with the radiating surface of the power module needing to radiate heat; the radiating fin is fixed on the top surface by a fixing mechanism arranged on the top surface, so that the heat dissipation of the power module is realized. The heat radiation unit for the power module has the following beneficial effects: the power module is short in time, low in labor cost and not easy to damage. However, the following drawbacks still exist in practical use:
1. the mounting bracket is clamped with the power module through the groove on the mounting bracket, so that the long width and the height of the recess on the mounting bracket matched with the mounting bracket are different for the power modules with different specifications, and when the mounting bracket and the power module cannot be completely matched, the power module can shake back and forth in the mounting bracket, and the problem that the power module is easy to be damaged due to collision is solved;
2. the heat dissipation unit for the power module has the advantages that the heat dissipation fins on the heat dissipation unit are of a mutually perpendicular structure with the power module, and the heat dissipation fins are arranged in a clearance mode, so that the contact surface between the heat dissipation fins and the power module is small, heat dissipation of the power module is mainly achieved through heat exchange and heat dissipation through contact with air, heat dissipation is not achieved mainly through the heat dissipation fins, and the problem that the auxiliary heat dissipation effect of the heat dissipation fins is poor is caused.
Therefore, the heat dissipation unit for the power module cannot meet the requirements in practical use, so there is a strong need for improved technology in the market to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a radiating unit for a power module, which can assist the power module to enter the bottom box by utilizing the bottom box and the sliding rail, can play a role in stabilizing the power module by utilizing the electric telescopic rod and the pressure sensor, can detect the abutting pressure, improves the radiating efficiency by utilizing the radiating box and alternately inclining the radiating fins, avoids the occurrence of the heat reverse transfer phenomenon, and solves the problems of the radiating unit for the power module.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a radiating unit for a power module, which comprises a bottom box, a sliding rail, a radiating box, radiating fins and a power module body, wherein the sliding rail is arranged in the bottom box, the bottom box is connected with the power module body in a sliding way through the sliding rail, the radiating box is arranged above the bottom box, the radiating fins are inserted into the radiating box, an electric telescopic rod is inlaid on the bottom side wall of the bottom box, the top side wall of the electric telescopic rod is abutted against the bottom side wall of the power module body, a stop block is adhered to the corner of the upper side wall of the bottom box, a pressure sensor is inlaid on the bottom side wall of the stop block, a first clamping ring is adhered to the upper side wall of the bottom box, a second clamping ring is adhered to the bottom side wall of the radiating box, the first clamping ring and the second clamping ring are mutually clamped, a plurality of groups of radiating fins are mutually inclined, and a radiating opening is formed in the radiating fins.
Further, the module groove is formed in the bottom box, the insertion notch is formed in the right side wall of the module groove, two sliding rails are arranged in total, and the two sliding rails are respectively arranged at the bottoms of the front side wall and the rear side wall of the module groove.
Further, the electric telescopic rods are arranged in four, the four electric telescopic rods are arranged at four corners of the module groove, the six check blocks are arranged in six, the six check blocks are arranged in two groups, the two check blocks are arranged on the front side and the rear side of the module groove, and the top side walls of the check blocks and the top side walls of the bottom boxes are mutually flush.
Further, the first clamping ring is arranged in a square frame structure, the upper side wall of the first clamping ring is provided with a clamping groove, the second clamping ring is also arranged in a square frame structure, the bottom side wall of the second clamping ring is adhered with a plugboard, and the clamping groove is clamped with the plugboard.
Further, the heat dissipation box is in a hollow box-packed structure without top and bottom, sliding grooves are formed in the inner wall of the heat dissipation box, two groups of sliding grooves are formed in the sliding grooves, and the two groups of sliding grooves penetrate through the left side wall or the right side wall of the heat dissipation box respectively.
Further, the radiating opening is formed in one end of the radiating fin, the heat conducting groove is formed in the side wall of the bottom of the radiating fin, the middle of the radiating fin is arranged at one end of the heat conducting groove, and the other end of the heat conducting groove is communicated with the radiating opening.
The utility model has the following beneficial effects:
1. according to the utility model, the bottom box, the sliding rail, the electric telescopic rod and the pressure sensor are arranged, when the power module is used, the sliding rail is inserted into the side wall of the bottom box, the power module body can be assisted to slide into the bottom box through the sliding rail, and after the power module body is abutted against the side wall of the bottom box, the electric telescopic rod works to jack up the power module in the bottom box and enable the power module body to be abutted against the lower side wall of the baffle plate, namely the power module body is close to the heat dissipation box, the distance between the power module bodies of different specifications and the heat dissipation box is the same, meanwhile, the pressure sensor at the bottom of the baffle plate can detect the abutting pressure of the power module body at any time, the phenomenon that the pressure is overlarge and can not be judged and adjusted is avoided, the effect of fixing the power module body is also achieved, the heat dissipation unit for the power module is solved, the mounting bracket is clamped with the power module through the grooves on the mounting bracket, the power modules of different specifications are different from the long width height of the concave on the mounting bracket, and the power module can be easily bumped back and forth when the mounting bracket and forth in the power module cannot be completely matched with the power module.
2. According to the utility model, the radiating box and the radiating fins are arranged, when the radiating box is in a box-packed structure without a top and a bottom, and a plurality of groups of radiating fins which are mutually inclined and close are inserted in the radiating box, so that the heat generated by the power module body at the bottom of the radiating box can gradually rise and alternate back and forth along the inclined radiating fins by utilizing the rising principle of hot air, the phenomenon of reverse heat transfer of the heat generated by the power module body is avoided, the problem that the radiating unit for the power module is poor in auxiliary radiating effect due to the fact that the radiating fins are mutually perpendicular to the power module and are mutually arranged in a gap mode is solved, and therefore the contact surface of the radiating fins and the power module is small, and therefore the radiating of the power module is mainly realized through heat exchange radiating through contact with air instead of mainly through the radiating fins.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that 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 heat dissipating unit for a power module;
FIG. 2 is a cross-sectional view of a heat dissipating unit for a power module;
FIG. 3 is a schematic diagram of a heat dissipating unit for a power module;
fig. 4 is a structural exploded view of a heat dissipating unit for a power module.
In the drawings, the list of components represented by the various numbers is as follows:
1. a bottom box; 101. a module slot; 1011. inserting the notch; 102. an electric telescopic rod; 103. a stop block; 1031. a pressure sensor; 2. a slide rail; 3. a first collar; 301. a clamping groove; 4. a second collar; 401. inserting plate; 5. a heat radiation box; 501. sliding into the groove; 6. a heat sink; 601. a heat radiation port; 602. a heat conduction groove; 7. a power module body.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1 to 4, the present utility model is a heat dissipation unit for a power module, including a bottom case 1, a sliding rail 2, a heat dissipation case 5, a heat dissipation plate 6 and a power module body 7, wherein the sliding rail 2 is installed in the bottom case 1, the bottom case 1 is slidably connected with the power module body 7 through the sliding rail 2, the heat dissipation case 5 is installed above the bottom case 1, the heat dissipation plate 6 is inserted in the heat dissipation case 5, an electric telescopic rod 102 is embedded on a bottom side wall of the bottom case 1, a top side wall of the electric telescopic rod 102 is abutted against a bottom side wall of the power module body 7, a stop block 103 is adhered at a corner of an upper side wall of the bottom case 1, a pressure sensor collar 1031 is embedded on a bottom side wall of the stop block 103, a first collar 3 is adhered on an upper side wall of the bottom case 1, a second collar 4 is adhered on a bottom side wall of the heat dissipation case 5, the first collar 3 and the second collar 4 are mutually clamped, a plurality of groups of heat dissipation plates 6 are mutually inclined, and a mouth 601 is opened on the heat dissipation plate 6.
As shown in fig. 1 and 2, a module groove 101 is formed in the bottom case 1, insertion slots 1011 are formed in the right side wall of the module groove 101, two slide rails 2 are provided, and the two slide rails 2 are respectively arranged at the bottoms of the front side wall and the rear side wall of the module groove 101; specifically, the sliding rail 2 has an "L" structure, and the sliding rail 2 can assist the power module body 7 to slide into the bottom case 1.
As shown in fig. 2 and 3, the four electric telescopic rods 102 are arranged in total, the four electric telescopic rods 102 are arranged at four corners of the module groove 101, six stop blocks 103 are arranged in total, two groups of six stop blocks 103 are arranged in total, two stop blocks 103 are arranged at the front side and the rear side of the module groove 101 respectively, and the top side walls of the stop blocks 103 and the top side walls of the bottom case 1 are arranged in a mutually flush manner; specifically, the electric telescopic rod 102 can lift and support the power module body 7 to make the power module body contact with the bottom side wall of the stop block 103, so that the distances between the power module body 7 and the heat dissipation box 5 with different specifications are kept consistent; the first clamping ring 3 is arranged in a square frame structure, the upper side wall of the first clamping ring 3 is provided with a clamping groove 301, the second clamping ring 4 is also arranged in a square frame structure, the bottom side wall of the second clamping ring 4 is adhered with a plugboard 401, and the clamping groove 301 is clamped with the plugboard 401; the heat dissipation box 5 is arranged in a hollow box-packed structure without a top and a bottom, the inner wall of the heat dissipation box 5 is provided with sliding grooves 501, the sliding grooves 501 are divided into two groups, and the two groups of sliding grooves 501 respectively penetrate through the left side wall or the right side wall of the heat dissipation box 5; specifically, the slide-in grooves 501 are arranged in an inclined structure of left-right alternation.
As shown in fig. 2 and 4, one end of the heat sink 6 is provided with a heat dissipation port 601, a side wall of the bottom of the heat sink 6 is provided with a heat conduction groove 602, one end of the heat conduction groove 602 is provided with the middle part of the heat sink 6, and the other end of the heat conduction groove 602 is communicated with the heat dissipation port 601; specifically, the heat radiation port 601 is provided on one end side wall of the upper portion of the heat radiation fin 6.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (6)
1. The utility model provides a radiating element for power module, includes base case (1), slide rail (2), radiating box (5), fin (6) and power module body (7), slide rail (2) are installed to the interior of base case (1), base case (1) are through slide rail (2) and power module body (7) sliding connection, radiating box (5) are installed to the top of base case (1), and alternate in radiating box (5) have fin (6), its characterized in that: the utility model discloses a power module body, including electric telescopic handle (102) and heat dissipation case (5), electric telescopic handle (102) have been inlayed on the bottom lateral wall of bottom case (1), and the top lateral wall of electric telescopic handle (102) and the bottom lateral wall butt of power module body (7), the corner department of the upper lateral wall of bottom case (1) has bonded dog (103), and the bottom lateral wall of dog (103) has inlayed pressure sensor (1031), the upper lateral wall of bottom case (1) has bonded first rand (3), and bonds on the bottom lateral wall of heat dissipation case (5) second rand (4), first rand (3) and second rand (4) joint each other, fin (6) are provided with the multiunit altogether, the mutual slope sets up between fin (6), and offered on fin (6) thermovent (601).
2. A heat dissipating unit for a power module according to claim 1, wherein: the utility model discloses a module groove, including the bottom box (1), module groove (101) has been seted up to the inside of bottom box (1), and has seted up on the right side wall of module groove (101) and inserted notch (1011), slide rail (2) are provided with two altogether, two slide rail (2) divide to establish the bottom at the front and back both sides wall of module groove (101).
3. A heat dissipating unit for a power module according to claim 2, wherein: the utility model discloses a motor-driven telescopic handle, including electric telescopic handle (102), dog (103), bottom box (1), electric telescopic handle (102) are provided with four altogether, four electric telescopic handle (102) divide to establish in four corners departments of module groove (101), dog (103) are provided with six altogether, six dog (103) divide to establish two sets of, two dog (103) divide to establish in the front and back both sides of module groove (101), the top lateral wall of dog (103) flushes each other with the top lateral wall of bottom box (1) and sets up.
4. A heat dissipating unit for a power module according to claim 1, wherein: the first clamping ring (3) is arranged in a square frame structure, the upper side wall of the first clamping ring (3) is provided with a clamping groove (301), the second clamping ring (4) is also arranged in a square frame structure, the bottom side wall of the second clamping ring (4) is adhered with a plugboard (401), and the clamping groove (301) is clamped with the plugboard (401).
5. A heat dissipating unit for a power module according to claim 1, wherein: the heat dissipation box (5) is of a hollow box-packed structure without top and bottom, sliding grooves (501) are formed in the inner wall of the heat dissipation box (5), two groups of sliding grooves (501) are formed in the two groups, and the sliding grooves (501) penetrate through the left side wall or the right side wall of the heat dissipation box (5) respectively.
6. A heat dissipating unit for a power module according to claim 1, wherein: the heat dissipation device is characterized in that a heat dissipation opening (601) is formed in one end of the heat dissipation fin (6), a heat conduction groove (602) is formed in the side wall of the bottom of the heat dissipation fin (6), the middle of the heat dissipation fin (6) is arranged at one end of the heat conduction groove (602), and the other end of the heat conduction groove (602) is communicated with the heat dissipation opening (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321817839.5U CN220493287U (en) | 2023-07-11 | 2023-07-11 | Heat radiation unit for power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321817839.5U CN220493287U (en) | 2023-07-11 | 2023-07-11 | Heat radiation unit for power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220493287U true CN220493287U (en) | 2024-02-13 |
Family
ID=89833445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321817839.5U Active CN220493287U (en) | 2023-07-11 | 2023-07-11 | Heat radiation unit for power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220493287U (en) |
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2023
- 2023-07-11 CN CN202321817839.5U patent/CN220493287U/en active Active
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