CN215011219U - Close-attaching heat dissipation mechanism for plug-in heating element - Google Patents
Close-attaching heat dissipation mechanism for plug-in heating element Download PDFInfo
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- CN215011219U CN215011219U CN202120369190.XU CN202120369190U CN215011219U CN 215011219 U CN215011219 U CN 215011219U CN 202120369190 U CN202120369190 U CN 202120369190U CN 215011219 U CN215011219 U CN 215011219U
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Abstract
The utility model discloses a belong to the technical field of electron, specifically be a plug-in components heating element pastes tight heat dissipation mechanism, its technical scheme is: including radiator and cooling lid, installation heating element in the middle of the radiator inner wall both ends, the PCB board is connected to the heating element bottom, the draw-in groove structure is seted up to radiator inner wall top, draw-in groove structure inner wall mounting nut, nut inner wall connection combination screw rod, the spacing post of through-hole is cup jointed to the combination screw rod outer wall, be equipped with the shell fragment between spacing post of through-hole and the combination screw rod, heating element is connected to the shell fragment bottom, install heat conduction silicone grease between radiator and the heating element, the radiating groove is evenly seted up at radiator outer wall both ends, the utility model discloses beneficial effect is: the elastic sheet has certain elasticity when being heated and expanded, so that certain elastic space can be provided for the volume expansion of the heating element, and the heating element cannot be damaged.
Description
Technical Field
The utility model relates to an electron field, concretely relates to plug-in components heating element pastes tight heat dissipation mechanism.
Background
The back of a heating element such as a transistor, a field effect transistor, etc. is usually provided with a metal surface attached to a heat sink, the upper portion of the metal surface is provided with a through hole, and a screw generally passes through the through hole on the metal surface to lock the heating element on the heat sink for heat dissipation, so that the heating element and the heat sink generally need to be coupled in a short, effective and stable path, so as to ensure that the minimum thermal resistance state is always maintained in the heat dissipation process as much as possible, thereby ensuring the heat dissipation effect.
The prior art has the following defects: the existing method is that a heating element is directly or indirectly fixed on a radiator through a plurality of screws, the fixing process not only wastes time, but also the stress of the heating element is not uniform enough due to multi-point fixing of the screws, the end part of the heating element is tilted, the heat dissipation path is not uniform, the heat dissipation effect is influenced, a certain elastic space cannot be provided when the heating element is heated and expanded, and the heating element is extremely easy to damage.
Therefore, it is necessary to develop a heat dissipation mechanism for attaching the heat generating element to the package.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a plug-in components heating element pastes tight heat dissipation mechanism through setting up the setting of the spacing post of shell fragment and through-hole, shell fragment fixed to heating element to the solution probably leads to heating element's atress inhomogeneous with the fix with screw, influences the radiating effect, can not provide certain elasticity space when heating element is heated the inflation, thereby leads to the very easily impaired problem of heating element.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a plug-in components heating element pastes tight heat dissipation mechanism, includes radiator and heat dissipation lid, installation heating element in the middle of the radiator inner wall both ends, the PCB board is connected to the heating element bottom, the draw-in groove structure is seted up to radiator inner wall top, draw-in groove structure inner wall mounting nut, nut inner wall connection combination screw rod, the spacing post of through-hole is cup jointed to the combination screw rod outer wall, be equipped with the shell fragment between spacing post of through-hole and the combination screw rod, heating element is connected to the shell fragment bottom, install heat conduction silicone grease between radiator and the heating element, the radiating groove is evenly seted up at radiator outer wall both ends.
Preferably, the radiator top both ends are equipped with the joint round pin, the joint groove is seted up at heat dissipation lid bottom both ends, the joint round pin inserts joint inslot wall.
Preferably, installation positions are arranged at two ends below the inner wall of the radiator, the PCB is fixedly installed on the installation positions, and the clamping groove structure is arranged above the radiating groove.
Preferably, the top of the inner wall of the radiator is provided with a clamping position, the clamping position is arranged above the clamping groove structure, and the top of the elastic piece is inserted into the inner wall of the clamping position.
Preferably, the distance between the bottom of the heating element and the top of the PCB is set to be a group of height for transversely placing the heating element.
Preferably, the inner wall of the nut is connected with a metal strip, and the elastic sheet is arranged between the through hole limiting column and the metal strip.
The utility model has the advantages that: insert the joint inslot of cooling cap one end through the joint round pin with radiator one end, evenly paint heat conduction silicone grease in radiator one end, aim at heating element heat conduction silicone grease laminating, with PCB board fixed mounting on the installation position, the interval at heating element bottom and PCB board top sets up to a set of height of transversely putting heating element, aim at the draw-in groove structure with the spacing post of through-hole, with the spacing post fixed mounting of through-hole in draw-in groove structure one end, peg graft at joint position inner wall with shell fragment one end, the shell fragment is placed at the heating element top, through aiming at spacing post inner wall of through-hole and nut threaded connection with the combination screw rod, because the shell fragment has certain elasticity when the thermal expansion, can provide certain elastic space for heating element's volume expansion, solve the stress problem, can not cause heating element's damage.
Drawings
Fig. 1 is a side view of the heating element and the elastic piece according to embodiment 1 of the present invention;
fig. 2 is a side view of embodiment 1 provided by the present invention;
fig. 3 is a side view of the heating element and the elastic piece according to embodiment 2 of the present invention.
In the figure: the heat dissipation device comprises a combined screw rod 1, a clamping groove structure 2, an elastic sheet 3, a heating element 4, a radiator 5, heat conduction silicone grease 6, a PCB 7, a through hole limiting column 8, the combined screw rod 1, a nut 9, a clamping pin 10, a heat dissipation cover 11, a clamping groove 12, an installation position 13, a heat dissipation groove 14, a clamping position 15 and a metal strip 16.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1:
referring to the attached drawings 1-2, the utility model provides a plug-in heating element clings heat dissipation mechanism, including a heat sink 5 and a heat dissipation cover 11, the heating element 4 is installed in the middle of the two ends of the inner wall of the heat sink 5, the bottom of the heating element 4 is connected with a PCB 7, a slot structure 2 is arranged above the inner wall of the heat sink 5, a nut 9 is installed on the inner wall of the slot structure 2, the inner wall of the nut 9 is connected with a combined screw 1, the outer wall of the combined screw 1 is sleeved with a through hole limiting column 8, an elastic sheet 3 is arranged between the through hole limiting column 8 and the combined screw 1, the bottom of the elastic sheet 3 is connected with the heating element 4, a heat conduction silicone grease 6 is arranged between the heat sink 5 and the heating element 4, the two ends of the outer wall of the heat sink 5 are uniformly provided with heat dissipation slots 14, the heating element 4 is also called an electric heating element, and the finger electricity can be converted into the technical application of heat energy through a resistance element, the heat radiator 5 is a device or an instrument which can timely transfer heat generated by machinery or other appliances in the working process to avoid influencing the normal work of the machinery or other appliances, the heat radiator 4 has the function of supporting and fixing the heating element 4 and also has the function of transferring the heat of the heating element 4, the clamping groove structure 2 has the functions of positioning and connecting and fixing the through hole limiting column 8, the elastic sheet 3 has the function of fixing the heating element 4, meanwhile, when the heating element expands, a certain elastic space can be provided for the volume expansion of the heating element 4 due to the fact that the elastic sheet has certain elasticity, the stress problem is solved, the heating element cannot be damaged, the heat-conducting silicone grease 6 is commonly called as heat-dissipating paste, the heat-conducting silicone grease 6 takes organic silicone as a main raw material, and heat resistance are added, The material with excellent heat-conducting property is used for heat conduction and heat dissipation of electronic components such as a power amplifier, a transistor, an electronic tube, a CPU and the like, so that the stability of the electrical properties of electronic instruments, meters and the like is ensured, the heat-conducting connection effect is realized on the heating element 4 and the radiator 5, the PCB 7 is named as a printed circuit board (also called as a printed circuit board) in the Chinese character, is an important electronic component, is a support body of the electronic component and is a carrier for electrical connection of the electronic component, the through hole limiting column 8 has the functions of positioning, connecting and fixing the combination screw rod 1 on the elastic sheet 3 and the through hole limiting column 8, the heat-radiating groove 14 is favorable for increasing the contact area of the radiator 5 and air, and the heat-radiating effect is better;
furthermore, clamping pins 10 are arranged at two ends of the top of the radiator 5, clamping grooves 12 are formed in two ends of the bottom of the radiating cover 11, the clamping pins 10 are inserted into the inner walls of the clamping grooves 12, the radiator 5 has a connecting and fixing effect on the clamping pins 10, and the clamping pins 10 and the clamping grooves 12 have a connecting and fixing effect;
furthermore, mounting positions 13 are arranged at two ends below the inner wall of the radiator 5, the PCB 7 is fixedly mounted on the mounting positions 13, the clamping groove structure 2 is arranged above the heat dissipation groove 14, and the mounting positions 13 have positioning, mounting and fixing effects on the PCB 7;
furthermore, a clamping position 15 is arranged at the top of the inner wall of the radiator 5, the clamping position 15 is arranged above the clamping groove structure 2, the top of the elastic sheet 3 is inserted into the inner wall of the clamping position 15, and the clamping position 15 has positioning and connecting and fixing effects on the elastic sheet 3;
further, the distance between the bottom of the heating element 4 and the top of the PCB 7 is set to a group of heights for horizontally placing the heating element 4;
the utility model discloses a use as follows: when the utility model is used, a person skilled in the art inserts the clamping pin 10 at one end of the radiator 5 into the clamping groove 12 at one end of the radiating cover 11, evenly coats the heat-conducting silicone grease 6 at one end of the radiator 5, aligns the heating element 4 with the heat-conducting silicone grease 6 for lamination, fixedly installs the PCB 7 on the installation position 13, sets the distance between the bottom of the heating element 4 and the top of the PCB 7 as a group of height for horizontally placing the heating element 4, aligns the through hole spacing column 8 with the clamping groove structure 2, fixedly installs the through hole spacing column 8 at one end of the clamping groove structure 2, inserts one end of the elastic sheet 3 on the inner wall of the clamping position 15, places the elastic sheet 3 on the top of the heating element 4, fixes the heating element 4 by aligning the combined screw 1 with the inner wall of the through hole spacing column 8 and the nut 9 for threaded connection, and can be used for supporting the elastic sheet 3 for positioning on one hand by arranging the elastic sheet 3 and the through hole spacing column 8, meanwhile, the compression on the heating element 4 is avoided, the bottom of the radiator 5 is attached to the metal surface of the heating element 4, the heating element 4 is pressed to one side of the PCB 7, the first protrusion on the elastic sheet 3 is used for abutting against the heating element 4, the metal surface of the heating element 4 is pressed against the bottom of the radiator 5, and the elastic sheet 3 has certain elasticity when heated and expanded, so that certain elastic space can be provided for the volume expansion of the heating element 4, the stress problem is solved, and the damage of the heating element cannot be caused.
Example 2:
referring to fig. 3, the present invention provides a plug-in heating element attaching heat dissipation mechanism;
further, the inner wall of the nut 9 is connected with a metal strip 16, the elastic sheet 3 is arranged between the through hole limiting column 8 and the metal strip 16, and the nut 9 has a connecting and fixing effect on the metal strip 16.
The utility model discloses a use as follows: when the utility model is used, a person skilled in the art inserts the clamping pin 10 at one end of the radiator 5 into the clamping groove 12 at one end of the radiating cover 11, evenly coats the heat-conducting silicone grease 6 at one end of the radiator 5, aligns the heating element 4 with the heat-conducting silicone grease 6 for lamination, fixedly installs the PCB 7 on the installation position 13, sets the distance between the bottom of the heating element 4 and the top of the PCB 7 as a group of height for horizontally placing the heating element 4, aligns the through hole limiting column 8 with the clamping groove structure 2, fixedly installs the through hole limiting column 8 at one end of the clamping groove structure 2, inserts one end of the elastic sheet 3 on the inner wall of the clamping position 15, places the elastic sheet 3 on the top of the heating element 4, drills screw thread at the bottom of the metal strip 16, aligns the metal strip 16 with the inner wall of the through hole limiting column 8 and is in threaded connection with the nut 9, can fix the heating element 4, through setting the elastic sheet 3 and the through hole limiting column 8, can be used to support shell fragment 3 location on the one hand, avoided the oppression to heating element 4 simultaneously, and can make the bottom of radiator 5 paste mutually with heating element 4's metal covering and press heating element 4 to one side of PCB board 7, utilize first arch on the shell fragment 3 to come the top to lean on heating element 4, make heating element 4's metal covering compress tightly the bottom of radiator 5, because shell fragment 3 has certain elasticity when the thermal expansion, can provide certain elastic space for heating element 4's volume expansion, solve the stress problem, can not cause heating element's damage.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (6)
1. The utility model provides a plug-in components heating element pastes tight heat dissipation mechanism, includes radiator (5) and heat dissipation lid (11), its characterized in that: install heating element (4) in the middle of radiator (5) inner wall both ends, PCB board (7) is connected to heating element (4) bottom, draw-in groove structure (2) are seted up to radiator (5) inner wall top, draw-in groove structure (2) inner wall mounting nut (9), nut (9) inner wall connection combination screw rod (1), combination screw rod (1) outer wall cup joints spacing post of through-hole (8), be equipped with shell fragment (3) between spacing post of through-hole (8) and combination screw rod (1), heating element (4) are connected to shell fragment (3) bottom, install heat conduction silicone grease (6) between radiator (5) and heating element (4), radiating groove (14) are evenly seted up at radiator (5) outer wall both ends.
2. The heat dissipation mechanism of claim 1, wherein: radiator (5) top both ends are equipped with joint round pin (10), joint groove (12) are seted up at radiator cap (11) bottom both ends, joint round pin (10) insert joint groove (12) inner wall.
3. The heat dissipation mechanism of claim 1, wherein: radiator (5) inner wall below both ends are equipped with installation position (13), PCB board (7) fixed mounting is on installation position (13), draw-in groove structure (2) set up in radiating groove (14) top.
4. The heat dissipation mechanism of claim 1, wherein: the heat radiator is characterized in that a clamping position (15) is arranged at the top of the inner wall of the heat radiator (5), the clamping position (15) is arranged above the clamping groove structure (2), and the top of the elastic sheet (3) is inserted into the inner wall of the clamping position (15).
5. The heat dissipation mechanism of claim 1, wherein: the distance between the bottom of the heating element (4) and the top of the PCB (7) is set to be a group of height for transversely placing the heating element (4).
6. The heat dissipation mechanism of claim 1, wherein: the inner wall of the nut (9) is connected with a metal strip (16), and the elastic sheet (3) is arranged between the through hole limiting column (8) and the metal strip (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120369190.XU CN215011219U (en) | 2021-02-08 | 2021-02-08 | Close-attaching heat dissipation mechanism for plug-in heating element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120369190.XU CN215011219U (en) | 2021-02-08 | 2021-02-08 | Close-attaching heat dissipation mechanism for plug-in heating element |
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| Publication Number | Publication Date |
|---|---|
| CN215011219U true CN215011219U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120369190.XU Active CN215011219U (en) | 2021-02-08 | 2021-02-08 | Close-attaching heat dissipation mechanism for plug-in heating element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230378884A1 (en) * | 2022-05-23 | 2023-11-23 | Elmatek International Corp. | Power transistor conversion device |
-
2021
- 2021-02-08 CN CN202120369190.XU patent/CN215011219U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230378884A1 (en) * | 2022-05-23 | 2023-11-23 | Elmatek International Corp. | Power transistor conversion device |
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