CN213304114U - Connecting structure of radiator on power module - Google Patents
Connecting structure of radiator on power module Download PDFInfo
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- CN213304114U CN213304114U CN202022872317.8U CN202022872317U CN213304114U CN 213304114 U CN213304114 U CN 213304114U CN 202022872317 U CN202022872317 U CN 202022872317U CN 213304114 U CN213304114 U CN 213304114U
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- screw rod
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Abstract
The utility model relates to a connection structure of radiator on power module, including radiator and power module, the surface of radiator is provided with the recess, and the both sides of recess are the interior oblique draw-in groove of mutual symmetry, power module sets up in the recess, and power module's lower bottom surface contacts with the surface of recess, is provided with at least a set of oblique pushing-type kelly subassembly among the power module, and every oblique pushing-type kelly subassembly of group sets up two kellies in power module and is used for driving two kellies respectively to the drive arrangement of power module's both sides removal including the activity, and the outer terminal surface of two kellies is the inclined plane that corresponds with interior oblique draw-in groove. The power module can be tightly attached to the radiator by adopting an inclined pushing structure, and when the power module needs to be maintained and replaced, the power module and the radiator can be conveniently separated from each other, the power module cannot be damaged, and the radiator can be repeatedly used.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of heat dissipation equipment, concretely relates to connection structure of last radiator of power module.
[ background of the invention ]
In various devices, the power module belongs to a heating element, and usually needs to be equipped with a corresponding heat sink to work. The heat sink needs to be closely attached to the power module to achieve the best heat dissipation effect. In the power module and the radiator used at present, the power module and the radiator are usually directly and fixedly connected together, and when the power module needs to be maintained and replaced, the power module and the radiator are usually separated from each other, so that time and labor are wasted, the operation is complicated, and the power module is easily damaged.
[ Utility model ] content
In order to solve the above problem, an object of the present invention is to provide a connection structure for a heat sink on a power module, which can not only realize tight attachment, but also be detached conveniently.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a connection structure of radiator on power module, includes radiator and power module, the surface of radiator is provided with the recess, and the both sides of recess are the interior oblique draw-in groove of mutual symmetry, power module sets up in the recess, and power module's lower bottom surface contacts with the surface of recess, is provided with at least a set of oblique pushing-type kelly subassembly in the power module, and every oblique pushing-type kelly subassembly of group is including two kellies of activity setting in power module and the drive arrangement who is used for driving two kellies and removes respectively to power module's both sides, and the outer terminal surface of two kellies is the inclined plane that corresponds with interior oblique draw-in groove.
The utility model provides a connection structure of radiator further sets up to on power module: the driving device comprises a screw rod arranged in the power module, two ends of the screw rod are respectively connected with the power module through screw rod and screw shaft bearings, one end of the screw rod penetrates out of the power module to serve as a driving end of the screw rod in a rotating mode, at least one sliding block is arranged on the screw rod and is in threaded connection with the screw rod, the sliding block is of a triangular structure, the inner end face of the clamping rod is an inclined plane, and two side faces of the sliding block are attached to the inner end face of the clamping rod.
The utility model provides a connection structure of radiator further sets up to on power module: and a handle is connected to the screw rod penetrating out of the power module.
The utility model provides a connection structure of radiator further sets up to on power module: and the screw rod penetrating out of the power module is connected with a servo motor.
The utility model provides a connection structure of radiator further sets up to on power module: each clamping rod is also provided with a rebound and return spring device used for enabling the clamping rod to move inwards.
The utility model provides a connection structure of radiator further sets up to on power module: the power module is provided with three groups of oblique push type clamping rod assemblies which are arranged in parallel, and the lead screw is provided with three sliding blocks corresponding to the oblique push type clamping rod assemblies
Compared with the prior art, the utility model discloses following beneficial effect has: the connecting structure of the radiator on the power module adopts the inclined pushing structure, so that the power module can be tightly attached to the radiator, and when the power module needs to be maintained and replaced, the power module and the radiator can be conveniently separated from each other, the power module cannot be damaged, and the radiator can be repeatedly used.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic bottom view of the structure of fig. 1.
Fig. 3 is a schematic structural view of the inclined push type clamping rod assembly and the screw rod part in fig. 1.
In the figure: 1. the device comprises a radiator, 2, a power module, 3, a groove, 4, an inner inclined clamping groove, 5, a clamping rod, 6, a rebound homing spring device, 7, a screw rod, 8, a screw rod and screw shaft bearing, 9, a handle, 10 and a sliding block.
[ detailed description ] embodiments
The present invention relates to a connecting structure of a heat sink on a power module, and more particularly, to a connecting structure of a heat sink on a power module.
As shown in fig. 1 and 2, a connection structure of a heat sink on a power module includes a heat sink 1 and a power module 2, a groove 3 is formed on a surface of the heat sink 1, inner oblique notches 4 are formed on two sides of the groove 3, the power module 2 is disposed in the groove 3, a lower bottom surface of the power module 2 contacts with the surface of the groove 3, at least one set of oblique pushing type clamping rod assemblies is disposed in the power module 2, as shown in fig. 3, each set of oblique pushing type clamping rod assemblies includes two clamping rods 5 movably disposed in the power module 2 and a driving device for driving the two clamping rods 5 to move to two sides of the power module 2, and outer end surfaces of the two clamping rods 5 are inclined surfaces corresponding to the inner oblique notches 4. Each clamping rod 5 is also provided with a rebound return spring device 6 for enabling the clamping rod 5 to move inwards.
The driving device comprises a screw rod 7 arranged in the power module 2, two ends of the screw rod 7 are respectively connected with the power module 2 through screw rod and screw shaft bearings 8, one end of the screw rod 7 penetrates out of the power module 2 to serve as a driving end of the screw rod 7 in a rotating mode, and a handle 9 is connected to the screw rod 7 penetrating out of the power module 2. The screw rod 7 penetrating out of the power module 2 can be connected with a servo motor in an electric mode. The screw rod 7 is provided with at least one sliding block 10, the sliding block 10 is in threaded connection with the screw rod 7, the sliding block 10 is of a triangular structure, the inner end face of the clamping rod 5 is an inclined plane, and two side faces of the sliding block 10 are attached to the inner end face of the clamping rod 5.
In this embodiment, be provided with three group parallel arrangement's oblique pushing-type kelly 5 subassemblies in the power module 2, it is corresponding with it, be provided with three slider 10 on the lead screw 7 the utility model discloses an operating principle is: during the use, scribble oily heat conduction silicone grease in recess 3 and power module 2's bottom, set up power module 2 in the recess 3 of radiator 1, rotate through handle 9 or servo motor drive lead screw 7, thereby make slider 10 move down, when slider 10 moves down, through two sides of slider 10, promote the card pole 5 and move outside mutually, thereby make the outer end inclined plane of card pole 5 and the interior oblique draw-in groove 4 of recess 3 contact, through the principle of the contact on inclined plane, make card pole 5 drive whole power module 2 and move down gradually, until closely laminating with radiator 1. When the power module 2 needs to be maintained and replaced, the clamping rod 5 can move inwards under the action of the rebound and return spring device 6 only by reversely rotating the screw rod 7 to move the slide block 10 upwards until the power module 2 is loosened from the radiator 1. It adopts the structure of oblique pushing-type for power module 2 can closely laminate with radiator 1, and when power module 2 needs maintenance to be changed, also can be convenient realize the break away from between power module 2 and the radiator 1, and can not lead to power module 2 impaired, radiator 1 also can used repeatedly.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.
Claims (6)
1. A connection structure of radiator on power module, includes radiator and power module, its characterized in that: the surface of radiator is provided with the recess, and the both sides of recess are the interior oblique draw-in groove of mutual symmetry, power module sets up in the recess, and power module's lower bottom surface contacts with the surface of recess, is provided with at least a set of oblique pushing-type kelly subassembly in the power module, and every group oblique pushing-type kelly subassembly includes two kellies that the activity set up in power module and is used for driving two kellies respectively to the drive arrangement of power module's both sides removal, and the outer terminal surface of two kellies is the inclined plane that corresponds with interior oblique draw-in groove.
2. The connecting structure of a heat sink on a power module according to claim 1, wherein: the driving device comprises a screw rod arranged in the power module, two ends of the screw rod are respectively connected with the power module through screw rod and screw shaft bearings, one end of the screw rod penetrates out of the power module to serve as a driving end of the screw rod in a rotating mode, at least one sliding block is arranged on the screw rod and is in threaded connection with the screw rod, the sliding block is of a triangular structure, the inner end face of the clamping rod is an inclined plane, and two side faces of the sliding block are attached to the inner end face of the clamping rod.
3. The connection structure of a heat sink on a power module according to claim 2, wherein: and a handle is connected to the screw rod penetrating out of the power module.
4. The connection structure of a heat sink on a power module according to claim 2, wherein: and the screw rod penetrating out of the power module is connected with a servo motor.
5. The connection structure of a heat sink on a power module according to claim 2, wherein: each clamping rod is also provided with a rebound and return spring device used for enabling the clamping rod to move inwards.
6. The connection structure of a heat sink on a power module according to claim 2, wherein: the power module is provided with three groups of oblique push type clamping rod assemblies which are arranged in parallel, and the screw rod is provided with three sliding blocks corresponding to the oblique push type clamping rod assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022872317.8U CN213304114U (en) | 2020-12-04 | 2020-12-04 | Connecting structure of radiator on power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022872317.8U CN213304114U (en) | 2020-12-04 | 2020-12-04 | Connecting structure of radiator on power module |
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| Publication Number | Publication Date |
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| CN213304114U true CN213304114U (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022872317.8U Active CN213304114U (en) | 2020-12-04 | 2020-12-04 | Connecting structure of radiator on power module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112420642A (en) * | 2020-12-04 | 2021-02-26 | 江苏东方四通科技股份有限公司 | Connecting structure of radiator on power module |
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2020
- 2020-12-04 CN CN202022872317.8U patent/CN213304114U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112420642A (en) * | 2020-12-04 | 2021-02-26 | 江苏东方四通科技股份有限公司 | Connecting structure of radiator on power module |
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