CN219040463U

CN219040463U - Die-casting type automobile radiator structure

Info

Publication number: CN219040463U
Application number: CN202223285081.3U
Authority: CN
Inventors: 殷玉婷; 牛志强; 庄珂
Original assignee: Suzhou Dongshan Precision Manufacturing Co Ltd
Current assignee: Suzhou Dongyue New Energy Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-16
Anticipated expiration: 2032-12-08

Abstract

The utility model belongs to the technical field of automobile radiators, in particular to a die-casting type automobile radiator structure, which comprises a radiator, and further comprises a bottom plate and a cover plate, wherein bosses are arranged on the outer sides of the radiator and the bottom plate, water nozzles are fixed on the cover plate, a first radiating platform is arranged on the inner sides of the bottom plate and the cover plate, radiating fins are arranged on the first radiating platform, in order to obtain more radiating areas, fin shapes are formed on the inner sides of an upper cover plate and a lower cover plate, materials extend into a water flow channel, comb-shaped radiating fins are formed on the head, the contact area of the comb-shaped radiating fins and cooling liquid is larger, the convection area can be increased, the heat transfer quantity is increased, compared with the prior art, the width of the first radiating platform at the root of each fin is wider, the heat transfer area can be increased, the heat transfer quantity is increased, more heat is conducted into the flow channel to be transmitted to cooling liquid, and the heat transfer efficiency is improved.

Description

Die-casting type automobile radiator structure

Technical Field

The utility model belongs to the technical field of automobile radiators, and particularly relates to a die-casting type automobile radiator structure.

Background

With the development of new energy and chip industry, the computing power of the chip is greatly improved, and the chip is required to be smaller in size so as to achieve miniaturization and light weight. The problem is that the heat generated by the chip increases during use, and the heat flux density increases greatly due to the reduced volume. Therefore, the conventional air-cooling heat dissipation cannot meet the heat dissipation requirement of the chip. Therefore, a radiator (water cooling plate) of a water cooling mode appears;

fins are arranged in the water cooling plate, so that the contact area between the fins and cooling liquid is increased, and a larger heat dissipation area is obtained. In order to realize the fin structure, the fin structure is required to be attached to a chip on a PCB, so that a plurality of layers of parts are required to be welded together to obtain a required structure;

as shown in fig. 1 and 2: the assembly of various parts is required to be followed by brazing, the number of parts is large, the working procedures are large, and the problem of precision after assembly is also required to be solved. The working procedure comprises the following steps: stamping fins, stamping flat plates, stamping runner plates, stamping bosses or cutting bosses, machining a water nozzle, assembling, fixing by laser welding, and then brazing in a furnace. And each welding surface is likely to have welding problems, so that gaps are formed on the contact surface, heat transfer is affected, and heat dissipation efficiency is reduced.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a die-casting type automobile radiator structure, which has the characteristics of improving heat transfer efficiency, reducing production complexity, improving yield, reducing cost and reducing the number of parts.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a die-casting formula auto radiator structure, includes the radiator, the radiator still includes bottom plate and apron, radiator and bottom plate outside all are provided with the boss, be fixed with the water injection well choke on the apron, bottom plate, apron inboard all are provided with the heat dissipation platform, all be provided with radiating fin on the heat dissipation platform.

As an optimized technical scheme of the die-casting type automobile radiator structure, the first radiating platform and the radiating fins are formed on the front side and the back side of the boss arranged on the bottom plate and the cover plate.

As a preferable technical scheme of the die-casting type automobile radiator structure, two adjacent first radiating platforms and radiating fins in the bottom plate and the cover plate are distributed diagonally and are sequentially and uniformly arranged in parallel.

As a preferable technical scheme of the die-casting type automobile radiator structure, the first cooling platform and the cooling fins which are distributed diagonally form a first runner at a gap after the bottom plate and the cover plate are in butt joint.

As a preferable technical scheme of the die-casting type automobile radiator structure, the bottom plate, the boss, the first radiating platform and the radiating fins are integrally die-cast.

As a preferable technical scheme of the die-casting type automobile radiator structure, the cover plate, the boss, the water nozzle, the first radiating platform and the radiating fins are integrally die-cast.

Compared with the prior art, the utility model has the beneficial effects that:

1. in order to obtain more heat dissipation areas, fin shapes are formed on the inner sides of the upper cover plate and the lower cover plate, materials are stretched into the water flow channel, comb-tooth-shaped heat dissipation fins are formed on the head, the contact area between the comb-tooth-shaped heat dissipation fins and cooling liquid is larger, the convection area can be increased, and the heat transfer quantity is increased;

2. compared with the prior art, the width of the first cooling platform at the root of the fin is wider than that of the prior art, the heat conduction area can be increased, the heat transfer quantity is increased, more heat is led into the flow channel to be conducted to the cooling liquid, and the heat transfer efficiency is improved;

3. because the upper cover plate and the lower cover plate are integrally molded through die casting, welding is not needed, procedures are reduced, namely, contact thermal resistance formed by welding is avoided, and heat transfer is quicker;

4. the die-casting integrated molding is adopted, so that the number of the bosses on the outer side is not limited, and the die-casting integrated molding can be adjusted according to the needs without increasing the cost.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a prior art exploded view;

FIG. 2 is a schematic diagram of a prior art welded rear half-section;

FIG. 3 is a schematic diagram of the welded structure of the present utility model;

FIG. 4 is a schematic diagram of the structure of the utility model before welding;

FIG. 5 is a schematic view of the bottom view of FIG. 4 according to the present utility model;

FIG. 6 is a schematic view of the structure of embodiment 1 of the present utility model in half section;

FIG. 7 is a schematic view showing a semi-sectional structure in embodiment 2 of the present utility model;

in the figure 1-2, 10, a bottom plate; 102. a cover plate; 103. a boss; 104. a water tap; 105. and (3) a fin.

In figures 3-7: 1. a heat sink; 2. a bottom plate; 3. a cover plate; 4. a boss; 5. a water tap; 6. a first heat dissipation table; 7. a heat radiation fin; 8. a first runner; 9. a second heat dissipation table; 10. a U-shaped groove; 11. an embedding stage; 12. and a second flow passage.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 3-6, the present utility model provides the following technical solutions: the utility model provides a die-casting formula auto radiator structure, including radiator 1, radiator 1 still includes bottom plate 2 and apron 3, radiator 1 and bottom plate 2 outside all are provided with boss 4, be fixed with water injection well choke 5 on the apron 3, bottom plate 2, apron 3 inboard all is provided with heat dissipation platform 6 No. one, all be provided with radiating fin 7 on the heat dissipation platform 6, this embodiment die-casting shaping applicable multisection platform (the boss can with the chip contact, because the chip is many on the PCB board, and the size is different, so the boss is too many, the size is also different), do not have the influence to the die-casting, but prior art will increase the quantity of boss, and when boss size is inconsistent, can need a large amount of parts, cause very big pressure to production technology, easily produce the piece that leaks, fall, quality problems such as assembly precision.

Specifically, the first heat dissipating platform 6 and the heat dissipating fins 7 are formed on the front and back surfaces of the boss 4 arranged on the bottom plate 2 and the cover plate 3.

Specifically, two adjacent first heat dissipation tables 6 and heat dissipation fins 7 in the bottom plate 2 and the cover plate 3 are distributed diagonally and are sequentially and uniformly arranged in parallel.

Specifically, a first cooling platform 6 and cooling fins 7 which are distributed diagonally form a first runner 8 at the gap after the butt joint of the bottom plate 2 and the cover plate 3.

Specifically, bottom plate 2, boss 4, heat dissipation platform 6, heat dissipation fin 7 integrative die casting shaping, apron 3, boss 4, water injection well choke 5, heat dissipation platform 6, heat dissipation fin 7 integrative die casting shaping, integrative die casting shaping structural consistency is good in this embodiment, the error that produces when can not appear many parts assembly, need not the welding, reduces the process, does not have the contact thermal resistance that forms because of the welding promptly, and heat transfer is more rapid.

Example 2

Referring to fig. 3-5 and fig. 7, the present utility model provides the following technical solutions: the utility model provides a die-casting formula auto radiator structure, includes radiator 1, and radiator 1 still includes bottom plate 2 and apron 3, and radiator 1 and bottom plate 2 outside all are provided with boss 4, are fixed with water injection well choke 5 on the apron 3, and bottom plate 2, apron 3 inboard all are provided with No. two heat dissipation platform 9, and No. two heat dissipation bench 9 go up the shaping and have U type groove 10, and bottom plate 2, apron 3 homonymy surface still are provided with embedding platform 11.

Specifically, the second heat dissipation platform 9, the U-shaped groove 10 and the embedded platform 11 are formed on the front and back surfaces of the boss 4 arranged on the bottom plate 2 and the cover plate 3.

Specifically, the U-shaped groove 10 on the bottom plate 2 is in plug-in fit with the adjacent embedded table 11 on the cover plate 3.

Specifically, a second flow channel 12 is formed among the second heat dissipation platform 9, the U-shaped groove 10 and the embedding platform 11 which are matched after the bottom plate 2 and the cover plate 3 are in butt joint.

Specifically, the bottom plate 2, the boss 4, the second heat dissipation table 9, the U-shaped groove 10 and the embedding table 11 are integrally formed by die casting, and the cover plate 3, the boss 4, the water nozzle 5, the second heat dissipation table 9, the U-shaped groove 10 and the embedding table 11 are integrally formed by die casting.

The working principle and the using flow of the utility model are as follows:

the utility model adopts the modes of die casting and friction stir welding to manufacture the water-cooled plate. The die-casting die has the advantages that only two parts (an upper cover plate and a lower cover plate) are needed to be die-cast, the use amount of the die is greatly reduced, the fixing of the parts is not needed to be performed by laser welding, only two plates are needed to be assembled together, friction stir welding is performed on a joint surface, and the joint surface is sealed;

the first cooling table 6 and the cooling fins 7 on the inner side of the bottom plate 2, the outer boss 4 and the water nozzle 5 are integrally formed through die casting, and the first cooling table 6 and the cooling fins 7 on the inner side of the cover plate 3 and the outer boss 4 are integrally formed through die casting;

the bottom plate 2 and the cover plate 3 are in butt joint to form the radiator 1, the first radiating platforms 6 and the radiating fins 7 adjacent to the upper end of the bottom plate 2 and the cover plate 3 are distributed diagonally in an inserted mode during butt joint, and are sequentially arranged in parallel, and the first radiating platforms 6 and the radiating fins 7 between the bottom plate 2 and the cover plate 3 form a first flow channel 8 after butt joint.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A die-casting type automobile radiator structure is characterized in that: including radiator (1), radiator (1) still includes bottom plate (2) and apron (3), radiator (1) and bottom plate (2) outside all are provided with boss (4), be fixed with water injection well choke (5) on apron (3), bottom plate (2), apron (3) inboard all are provided with first cooling platform (6), all be provided with fin (7) on first cooling platform (6).

2. A die-cast automotive radiator structure as defined in claim 1, wherein: the first radiating table (6) and the radiating fins (7) are formed on the front side and the back side of the base plate (2) and the front side and the back side of the boss (4) of the cover plate (3).

3. A die-cast automotive radiator structure as defined in claim 1, wherein: two adjacent first radiating platforms (6) and radiating fins (7) in the bottom plate (2) and the cover plate (3) are distributed diagonally and are sequentially and uniformly arranged in parallel.

4. A die-cast automotive radiator structure as defined in claim 3, wherein: the first cooling tables (6) and the cooling fins (7) which are distributed diagonally form a first runner (8) at the gap after the butt joint of the bottom plate (2) and the cover plate (3).

5. A die-cast automotive radiator structure as defined in claim 1, wherein: the base plate (2), the boss (4), the first radiating table (6) and the radiating fins (7) are integrally formed through die casting.

6. A die-cast automotive radiator structure as defined in claim 1, wherein: the cover plate (3), the boss (4), the water nozzle (5), the first radiating table (6) and the radiating fins (7) are integrally formed through die casting.