CN210379022U - Graphene heat transfer radiator - Google Patents
Graphene heat transfer radiator Download PDFInfo
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- CN210379022U CN210379022U CN201921068187.3U CN201921068187U CN210379022U CN 210379022 U CN210379022 U CN 210379022U CN 201921068187 U CN201921068187 U CN 201921068187U CN 210379022 U CN210379022 U CN 210379022U
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Abstract
The utility model relates to a radiator field especially relates to a graphite alkene heat transfer radiator. The heat collector comprises a heat collector body, wherein a graphene heat transfer sheet is closely attached to and connected with the lower surface of a heat collection base of the heat collection base, a heat dissipation cover shell matched with the heat collection base in shape and size is sleeved above the heat collection base, a mounting groove is formed in the center of the upper side of the heat dissipation cover shell, an air circulation hole is formed in the center of the heat dissipation cover shell, a fan assembly is arranged inside the mounting groove, and the fan assembly comprises an outer shell body and a fan arranged at the center of the outer. The utility model overcomes the defects that the radiator and the heating element are not in direct contact, the heat transfer speed is slow when in contact, and the passive spiral wind has poor heat dissipation effect in the prior art, and has the advantages of close attachment with the heating element and guarantee of heat transfer efficiency; the cyclone is actively generated, so that heat is quickly dissipated, and the temperature of the heating element is reduced; and all parts are connected tightly, and the safety is high.
Description
Technical Field
The utility model relates to a radiator field especially relates to a graphite alkene heat transfer radiator.
Background
Electronic components usually generate a large amount of heat and temperature rise during use or operation, for example, 20% of the energy of LED lamps and CPUs used in computers is used for work, and the remaining 80% of the energy is converted into heat, which causes the electronic components to rapidly heat up. Neglecting these heat dissipation problems can lead to the life of the LED lamp and the CPU being greatly reduced, and even burning out under high heat burning, which seriously affects the operation efficiency and the safety of the electronic device.
For example, a LED radiator disclosed in chinese patent document, whose publication number is CN204084277U, the utility model discloses a LED radiator, which includes a hollow cylindrical radiator body, a plurality of heat dissipation fins are evenly arranged on the outer surface of the radiator body, the heat dissipation fins are arc-shaped on the cross section, the other side of the heat dissipation fins corresponding to the radiator body is provided with a reinforcing structure which is connected in series with a plurality of heat dissipation fins, a spiral air duct is formed between every two adjacent heat dissipation fins, and the reinforcing structure is provided with an air hole which runs through the spiral air duct. The utility model discloses a thereby can be heated at the radiator axial and form the spiral shell whirlwind, the air flow with higher speed, heat dispersion is good, and rate of heat dissipation is fast. However, the utility model also has the disadvantages that the radiator is not directly connected with the heating element in the LED lamp, and the heat dissipation is carried away by the passive spiral wind, so the heat dissipation efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome radiator and the not direct contact of heating element among the prior art, and the heat transfer rate during contact is slower, the relatively poor defect of passive spiral wind radiating effect simultaneously provides one kind and can effectively laminate radiator and heating element, promotes the speed of heating element heat transfer to radiator simultaneously, and can initiatively produce whirlwind and take away thermal graphite alkene heat transfer radiator.
In order to realize the purpose of the utility model, the utility model discloses a following technical scheme realizes:
the utility model provides a graphite alkene heat transfer radiator, includes a heat collector, the heat collector includes a thermal-arrest base, and fixed surface is connected with a plurality of fin and heat dissipation carbon-point on the thermal-arrest base, thermal-arrest base lower surface closely laminates to connect and is provided with a graphite alkene heat transfer piece, thermal-arrest base top cover be equipped with one rather than the heat dissipation housing of shape size looks adaptation, heat dissipation housing top center department is provided with a mounting groove, and its center department is provided with an air flow through hole who link up the heat dissipation housing, the inside fan assembly that is provided with of mounting groove, fan assembly includes a shell body and sets up the fan at shell body center, the shell body inlays to be located inside the mounting groove, the fan is established directly over the air.
The utility model provides a it includes a thermal-arrest base of radiator, the graphite alkene heat transfer piece of thermal-arrest base below has high heat-conduction efficiency, consequently can effectively conduct heating element's heat to the graphite alkene heat transfer piece after laminating it with heating element (for example LED lamp plate and CPU) mutually, later can conduct the fin in the heat collector and the heat dissipation carbon-point surface with the heat on the graphite alkene heat transfer piece again, because utility model provides a heat dissipation housing top is provided with fan assembly, therefore can constantly produce the spiral wind of initiative, thermal effective giving off has been guaranteed, thereby make heating element's temperature reduction rapidly.
Preferably, the heat collection base comprises a heat conduction seat and a heat transfer seat which are arranged at the bottom, the lower end face of the heat conduction seat is provided with a heat conduction groove, and the shape and size of the heat conduction groove are matched with those of the graphene heat transfer sheet; the heat transfer seat is the same as the heat conduction seat in shape and size, the heat transfer seat and the heat conduction seat are bonded through a high-heat-conductivity adhesive, and the upper end face of the heat transfer seat is fixedly connected with the radiating fin.
The utility model provides a heat conduction seat and heat transfer seat all have the red copper that has high heat conduction efficiency, but its forming process is difficult, if with heat conduction seat and heat transfer seat separately set up can be under the prerequisite that reduces forming process, can also improve the shaping rate. The utility model provides an in graphite alkene heat transfer piece embedding heat conduction seat, therefore area of contact between the two is great, therefore the heat of graphite alkene heat transfer piece can be taken away by the heat conduction seat very fast to in transferring the heat conduction seat from the heat conduction seat, and then give off the heat through the fin.
Preferably, the heat collection base is provided with a plurality of heat transfer holes for inserting the heat dissipation carbon rods, the heat transfer holes penetrate through the heat transfer base and penetrate into the heat conduction base, and the heat transfer holes are internally cast with high-heat-conductivity adhesive.
The heat dissipation carbon rod is made of graphite and has extremely high heat conduction efficiency, so that the heat dissipation carbon rod is inserted into the heat penetrating hole, and heat can be effectively conducted.
Preferably, a layer of high-thermal-conductivity adhesive is further arranged below the heat collection base, and graphene powder particles are filled in the high-thermal-conductivity adhesive.
Although the conventional heat-conducting adhesive has a certain heat-conducting effect, the heat-conducting effect still has a space for improving, so that graphene powder particles with extremely high heat-conducting efficiency are doped in the heat-conducting adhesive, and the heat-conducting efficiency of the heat-conducting adhesive is effectively improved.
Preferably, the cross section of the heat dissipation carbon rod is C-shaped.
The heat dissipation carbon rod is arranged to be C-shaped, so that the contact area between the carbon rod and the air can be increased on the premise of not increasing the volume of the carbon rod, and the heat dissipation efficiency is improved.
Preferably, the edge of the upper end face of the heat transfer seat is also provided with an annular metal ring block which is vertically upward, and the outer side of the annular metal ring block is tightly attached to the heat dissipation housing.
The annular metal block is also capable of conducting heat, and the annular metal block is tightly attached to the heat dissipation housing and can conduct the heat to the heat dissipation housing.
Preferably, the upper end surface of the heat dissipation cover casing is provided with a plurality of first air circulation grooves surrounding the mounting groove, and the side wall of the heat dissipation cover casing between the adjacent first air circulation grooves is provided with a vertical second air circulation groove.
The utility model provides a heat dissipation housing has the first air circulation groove and the second air circulation groove of position difference, can effectually carry out the circulation of air, has guaranteed the radiating efficiency of air.
Preferably, the air flow hole in the heat dissipation housing is internally provided with internal threads, and correspondingly, one end of the outer shell in the fan assembly, which faces the heat dissipation housing, is provided with a connecting pipe with an external thread structure, and the air flow hole is in threaded connection with the connecting pipe.
The utility model provides a threaded connection between the connecting pipe that has the external screw thread structure in the internal thread that sets up through the air circulation hole inside and the fan assembly has guaranteed zonulae occludens between fan assembly and the heat dissipation housing, and the security improves.
Therefore, the utility model has the following beneficial effects;
(1) the radiator and the heating element in the utility model are closely attached, thereby ensuring the heat conduction efficiency;
(2) the utility model can actively generate whirlwind, quickly dissipate heat and reduce the temperature of the heating element;
(3) the utility model discloses connect closely between each part, the security is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a schematic view of the cross-sectional structure of the heat collecting base of the present invention.
Wherein: the heat collector comprises a heat collector 100, a heat collection base 101, a heat radiating fin 102, a heat radiating carbon rod 103, a graphene heat transfer fin 104, a heat conducting seat 105, a heat conducting seat 106, a heat conducting groove 107, a high heat conducting adhesive 108, a heat conducting hole 109, graphene powder particles 110, an annular metal ring block 111, a heat radiating cover shell 200, a mounting groove 201, an air circulation hole 202, a first air circulation groove 203, a second air circulation groove 204, an internal thread 205, a fan assembly 300, an outer shell 301, a fan 302, an external thread 303 and a connecting pipe 304.
Detailed Description
The invention is further described with reference to the drawings and the specific embodiments.
As shown in fig. 1 to 3, a graphene heat transfer radiator includes a heat collector 100, a heat dissipation cover 200 and a fan assembly 300, wherein the heat dissipation cover 200 is sleeved on the heat collector 100, and the fan assembly 300 is disposed on the heat dissipation cover 200.
The heat collector 100 comprises a heat collecting base 101, which is composed of a heat conducting base 105 and a heat transferring base 106. The lower end surface of the heat conducting seat 105 is provided with a heat conducting groove 107, the heat conducting groove 107 is filled with a graphene heat transfer sheet 104 tightly attached to the heat conducting groove 107, and a high heat conducting adhesive 108 containing graphene powder particles 110 and used for bonding with a heating element is further arranged below the heat conducting seat 105 and the graphene heat transfer sheet 104. The heat transfer base 106 is the same as the heat conduction base 105 in shape and size, a plurality of radiating fins 102 are spirally distributed and fixedly connected on the upper surface of the heat transfer base 106, and a vertical upward annular metal ring block 111 is further arranged at the edge of the upper end surface of the heat transfer base 106. The heat conducting base 105 and the heat transfer base 106 are bonded together by a high thermal conductive adhesive 108 to form a whole.
The center of the upper end surface of the heat dissipation cover casing 200 is provided with a mounting groove 201, the center of the heat dissipation cover casing 200 is provided with an air flow through hole 202 penetrating through the heat dissipation cover casing 200, the inside of the heat dissipation cover casing is provided with internal threads 205, the upper end surface of the heat dissipation cover casing 200 is also provided with three first air circulation grooves 203 around the mounting groove 201, and the side wall of the heat dissipation cover casing 200 between the adjacent first air circulation grooves 203 is provided with a vertical second air circulation groove 204.
The fan assembly 300 includes an outer casing 301 and a fan 302 disposed directly above the central air flow hole 202 of the outer casing 301, the outer casing 301 is embedded in the mounting groove 201, and a connecting pipe 304 having a structure of an external thread 303 is disposed at an end of the outer casing 301 facing the heat dissipating casing 200, and the external thread 303 and the internal thread 205 are connected to each other by a thread.
The utility model discloses application method as follows: the heat collector 100, the heat collector 100 and the fan assembly 300 are assembled into a whole, then the high thermal conductive adhesive 108 below the heat collector 100 is tightly attached to the heating element, so that heat generated by the heating element is sequentially conducted to the surfaces of the heat radiating fin 102 and the heat radiating carbon rod 103 through the graphene heat conducting fin, the heat conducting seat 105 and the heat conducting seat 106, cold air is conducted to the surfaces of the heat radiating fin 102 and the heat radiating carbon rod 103 through the first air circulation groove 203 and the second air circulation groove 204 through the work of the fan assembly 300, heat of the heat radiating fin 102 and the heat radiating carbon rod 103 is radiated, and the temperature of the heating element is effectively reduced.
Claims (8)
1. The graphene heat transfer radiator is characterized by comprising a heat collector (100), wherein the heat collector (100) comprises a heat collection base (101), a plurality of spirally distributed radiating fins (102) and radiating carbon rods (103) are fixedly connected to the upper surface of the heat collection base (101), a graphene heat transfer fin (104) is closely attached to the lower surface of the heat collection base (101), a radiating cover shell (200) matched with the heat collection base (101) in shape and size is sleeved above the heat collection base (101), a mounting groove (201) is formed in the center of the upper portion of the radiating cover shell (200), an air flow through hole (202) penetrating through the radiating cover shell (200) is formed in the center of the mounting groove (201), a fan assembly (300) is arranged inside the mounting groove (201), and the fan assembly (300) comprises an outer shell (301) and a fan (302) arranged at the center of the outer shell, the outer shell (301) is embedded in the mounting groove (201), and the fan (302) is arranged right above the air circulation hole (202).
2. The graphene heat transfer and dissipation device as claimed in claim 1, wherein the heat collection base (101) includes a heat conducting base (105) and a heat transfer base (106) disposed at the bottom, the lower end surface of the heat conducting base (105) is provided with a heat conducting groove (107), and the shape and size of the heat conducting groove are matched with those of the graphene heat transfer sheet (104); the shape and size of the heat transfer seat (106) are the same as those of the heat conduction seat (105), the heat transfer seat and the heat conduction seat are bonded through a high-heat-conductivity adhesive (108), and the upper end face of the heat transfer seat (106) is fixedly connected with the radiating fin (102).
3. The graphene heat transfer radiator according to claim 2, wherein a plurality of heat transfer holes (109) for inserting and connecting heat dissipation carbon rods (103) are formed in the heat collection base (101), the heat transfer holes (109) penetrate through the heat transfer base (106) and penetrate into the heat conduction base (105), and a high thermal conductive adhesive (108) is cast in the heat transfer holes (109).
4. The graphene heat transfer radiator according to claim 3, wherein a layer of high thermal conductive adhesive (108) is further disposed below the heat collecting base (101), and graphene powder particles (110) are filled in the high thermal conductive adhesive (108).
5. The graphene heat transfer radiator according to claim 3, wherein the cross section of the heat dissipation carbon rod (103) is C-shaped.
6. The graphene heat transfer radiator according to claim 3, wherein a vertical upward annular metal ring block (111) is further disposed at the edge of the upper end surface of the heat transfer base (106), and the outer side of the ring block is tightly attached to the heat dissipation casing (200).
7. The graphene heat transfer radiator according to claim 6, wherein a plurality of first air circulation grooves (203) surrounding the mounting groove (201) are formed in the upper end surface of the heat dissipation cover (200), and vertical second air circulation grooves (204) are formed in the side wall of the heat dissipation cover (200) between the adjacent first air circulation grooves (203).
8. The graphene heat transfer radiator according to claim 1, wherein the air circulation hole (202) in the heat dissipation housing (200) is internally provided with an internal thread (205), and correspondingly, the end of the outer housing (301) of the fan assembly (300) facing the heat dissipation housing (200) is provided with a connection pipe (304) having an external thread (303), and the air circulation hole (202) is in threaded connection with the connection pipe (304).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921068187.3U CN210379022U (en) | 2019-07-10 | 2019-07-10 | Graphene heat transfer radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921068187.3U CN210379022U (en) | 2019-07-10 | 2019-07-10 | Graphene heat transfer radiator |
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| Publication Number | Publication Date |
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| CN210379022U true CN210379022U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921068187.3U Active CN210379022U (en) | 2019-07-10 | 2019-07-10 | Graphene heat transfer radiator |
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| CN (1) | CN210379022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112543580A (en) * | 2020-11-17 | 2021-03-23 | 河北北方学院 | Production process of high-thermal-conductivity graphene-metal copper composite layer radiator |
-
2019
- 2019-07-10 CN CN201921068187.3U patent/CN210379022U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112543580A (en) * | 2020-11-17 | 2021-03-23 | 河北北方学院 | Production process of high-thermal-conductivity graphene-metal copper composite layer radiator |
| CN112543580B (en) * | 2020-11-17 | 2022-04-15 | 河北北方学院 | Production process of high-thermal-conductivity graphene-metal copper composite layer radiator |
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