Cooling stamping part formed by cold stamping

Abstract

The utility model discloses a heat dissipation stamping part formed by cold stamping, which comprises a heat dissipation substrate, a plurality of main heat dissipation fins are clamped on the inner wall of the heat dissipation substrate, a plurality of auxiliary heat dissipation fins are clamped on the inner wall of the heat dissipation substrate, a flow guide cover is fixedly arranged at the top end of the heat dissipation substrate, and a plurality of heat dissipation holes formed by stamping are formed in the surfaces of the main heat dissipation fins. The auxiliary radiating fins are triangular from the side view, and one sides of the auxiliary radiating fins are attached to the main radiating fins; the dense circular heat dissipation holes in the main heat dissipation fins greatly increase the surface area in contact with air, the heat dissipation efficiency is remarkably improved, heat can be dissipated to the surrounding environment more quickly, the heat dissipation holes arranged in a staggered mode enable airflow to generate complex turbulent flow when the airflow passes through the heat dissipation holes, and the heat dissipation efficiency is improved. And meanwhile, the spiral flow guide grooves in the inner side wall of the flow guide cover can accurately guide airflow to flow according to a specific path, so that the staying time of the air in the cooling fin area is longer, the turbulent flow can destroy a heat boundary layer formed by the air on the surfaces of the cooling fins, and heat exchange is more sufficient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a heat dissipation stamping part technical field especially relates to a cold stamping forming heat dissipation stamping part. BACKGROUND

[0002] The heat dissipation stamping part is a heat dissipation component manufactured through stamping process, is widely used in electronic, automobile and other fields, and is an important heat dissipation component, and its type, material, process and application have strict requirements and standards.

[0003] The existing cold stamping forming heat dissipation stamping part is often not efficient enough in heat exchange process, and when cooperating with the installation and use of the device and fan, noise is often generated due to the flow of wind.

[0004] Therefore, the utility model provides a cold stamping forming heat dissipation stamping part. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of heat dissipation stamping parts of cold stamping forming, to solve the shortcomings in prior art.

[0006] To achieve the above object, the utility model adopts the following technical scheme:

[0007] A kind of heat dissipation stamping part of cold stamping forming, including heat dissipation base plate, the inner wall of the heat dissipation base plate is engaged with a plurality of main heat dissipation fins, the inner wall of the heat dissipation base plate is engaged with a plurality of auxiliary heat dissipation fins, the top of the heat dissipation base plate is fixedly provided with flow guide cover, the surface of the main heat dissipation fin is provided with a plurality of stamping forming heat dissipation holes, the auxiliary heat dissipation fin is triangle in side view, and one side is attached to the main heat dissipation fin.

[0008] As a further scheme of the utility model: the main heat dissipation fin should have certain heat conduction characteristics, and the bottom four corners are fixedly provided with connecting rods, the top four corners of the main heat dissipation fin are provided with insertion holes, the connecting rod corresponds with the insertion hole, and the plurality of main heat dissipation fins are engaged with the connecting column through the insertion hole to form a multilayer heat dissipation structure.

[0009] As a further scheme of the utility model: the heat dissipation holes are irregularly staggered, and the heat dissipation holes between the plurality of main heat dissipation fins are staggered.

[0010] As a further scheme of the utility model: the heat dissipation base plate is a square top opening shell in plan view, and the material of the heat dissipation base plate has heat conduction characteristics.

[0011] As a further scheme of the utility model: the outer side four corners of the heat dissipation base plate are fixedly provided with fixed sheets, and the surface of the fixed sheet is provided with fixed threaded holes.

[0012] As a further scheme of the utility model: the surface of the heat dissipation base plate is provided with a plurality of limiting grooves, the auxiliary heat dissipation fin one side is fixedly provided with a limiting block, the limiting block is clamped with the limiting block.

[0013] As a further scheme of the utility model: the auxiliary heat dissipation fin side is regarded as isosceles triangle, and the top angle angle should be 30 ° to 45 ° interval, and make the surface of auxiliary heat dissipation fin substantially adhere to the side of main heat dissipation fin, the flow guide cover is half surrounding structure, clamps and is arranged above heat dissipation base plate, and covers the top and both sides of main heat dissipation fin, the inner side wall of flow guide cover is provided with a plurality of flow guide grooves, the surface of flow guide cover is provided with air guide groove, and air guide groove is communicated with flow guide groove.

[0014] Compared with the prior art, the utility model provides a kind of heat dissipation stamping piece of cold stamping forming, with following beneficial effects:

[0015] 1.The utility model discloses, the circular heat dissipation hole of intensive on main heat dissipation fin greatly increases the surface area of contact with air, significantly improves the heat dissipation efficiency, can more quickly dissipate heat to the surrounding environment, and the heat dissipation hole of staggered arrangement makes complex turbulence when airflow passes, and this turbulence can destroy the thermal boundary layer formed on the surface of heat dissipation fin, so that heat exchange is more sufficient.

[0016] 2.The utility model discloses, the helical flow guide groove on the inner side wall of flow guide cover can accurately guide airflow to flow according to specific path, so that air stays in heat dissipation fin area for a longer time, and carries out more sufficient heat exchange with heat dissipation fin, since flow guide groove makes airflow flow in order, reduces local high-pressure area and vortex due to airflow turbulence, thereby reducing wind resistance, and lower wind resistance not only can reduce the energy consumption of fan adapted to overall device, but also can significantly reduce noise generated due to airflow impact.

[0017] The part not involved in the device is the same as or can be realized by the prior art, and the utility model has simple structure and convenient operation. ACCURACY OF DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of the heat dissipation stamping piece of cold stamping forming proposed in the utility model;

[0019] Figure 2 It is a structure schematic view of the main heat dissipation fin of the heat dissipation stamping piece of cold stamping forming proposed in the utility model;

[0020] Figure 3 It is a three-dimensional structure schematic view of the auxiliary heat dissipation fin of the heat dissipation stamping piece of cold stamping forming proposed in the utility model;

[0021] Figure 4The utility model provides a kind of inner wall structure schematic diagram of fairing of heat dissipation stamping part of cold stamping forming.

[0022] In the drawing: 1, heat dissipation substrate; 2, main heat dissipation fin; 3, auxiliary heat dissipation fin; 4, fairing; 5, heat dissipation hole; 6, connecting rod; 7, plug-in hole; 8, fixed sheet; 9, threaded hole; 10, limiting groove; 11, limiting block; 12, flow guide groove; 13, air induction groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0025] Embodiment: a kind of heat dissipation stamping part of cold stamping forming, as shown in Figure 1 Figure 4 It includes heat dissipation substrate 1, the inner wall of heat dissipation substrate 1 is engaged with a plurality of main heat dissipation fins 2, the inner wall of heat dissipation substrate 1 is engaged with a plurality of auxiliary heat dissipation fins 3, the top of heat dissipation substrate 1 is fixedly provided with fairing 4, the surface of main heat dissipation fin 2 is provided with a plurality of stamping forming heat dissipation holes 5, auxiliary heat dissipation fin 3 is triangular in side view, and one side is attached to main heat dissipation fin 2, main heat dissipation fin 2 should have certain heat conduction characteristics, and the bottom four corners are fixedly provided with connecting rod 6, the top four corners of main heat dissipation fin 2 are provided with plug-in hole 7, connecting rod 6 corresponds to plug-in hole 7, and a plurality of main heat dissipation fins 2 are engaged with connecting rod 6 through plug-in hole 7 to form a multi-layer heat dissipation structure, main heat dissipation fin 2 is vertically inserted into the corresponding clamping groove pre-punched on heat dissipation substrate through the connecting rod 6 at one end, to ensure that main heat dissipation fin 2 can be tightly and stably fixed on heat dissipation substrate 1, and heat can be effectively conducted from the substrate to main heat dissipation fin 2.

[0026] As shown in Figure 1 Figure 4 The heat dissipation holes 5 are arranged irregularly and staggered, and the heat dissipation holes 5 between the plurality of main heat dissipation fins 2 are staggered, the heat dissipation substrate 1 is a square top opening shell in plan view, the material of heat dissipation substrate 1 has heat conduction characteristics, the outer four corners of heat dissipation substrate 1 are fixedly provided with fixed sheet 8, and the surface of fixed sheet 8 is provided with fixed threaded hole 9. ​​

[0027] As Figure 1 - Figure 3 As shown in the drawings, the surface of the heat dissipation base plate 1 is provided with a plurality of limiting grooves 10, and the auxiliary heat dissipation fins 3 are fixedly provided with limiting blocks 11 on one side, the limiting blocks 11 are clamped together, the auxiliary heat dissipation fins 3 are viewed as isosceles triangles, and the top angle should be in the interval of 30° to 45°, and the surface of the auxiliary heat dissipation fins 3 is greatly attached to the side surface of the main heat dissipation fins 2, the flow guide cover 4 is a semi-enclosed structure, is clamped on the upper side of the heat dissipation base plate 1, and covers the upper side and both sides of the main heat dissipation fins 2, a plurality of flow guide grooves 12 are formed in the inner side wall of the flow guide cover 4, and air guide grooves 13 are formed in the surface of the flow guide cover 4, the air guide grooves 13 are communicated with the flow guide grooves 12, and the staggered arrangement of the heat dissipation holes makes the airflow generate complex turbulence when passing through, and such turbulence can destroy the thermal boundary layer formed on the surface of the heat dissipation fins, so that the heat exchange is more sufficient.

[0028] Working principle: install the whole device at the fan of the equipment that needs to be cooled, heat is first transmitted to the heat dissipation base plate 1 through heat conduction, and then uniformly transmitted to the main heat dissipation fins 2 which are closely connected with the heat dissipation base plate 1. Because the main heat dissipation fins 2 have heat dissipation holes 5 and the two sides have auxiliary heat dissipation fins 3, the heat is quickly spread to the surface of the main heat dissipation fins 2 and the auxiliary heat dissipation fins 3. At this time, the airflow generated by the external fan enters from one end of the flow guide cover 4 under the guidance of the flow guide grooves 12 of the flow guide cover 4, and flows through the main heat dissipation fins 2 and the auxiliary heat dissipation fins 3 along the spiral flow guide grooves 12. In this process, the airflow exchanges heat with the surface of the fins and fins, and carries away the heat, and finally flows out from the other end of the flow guide cover 4, so as to realize the heat dissipation and cooling of the equipment. In the whole heat dissipation process, each mechanical structure cooperates with each other, the heat dissipation holes 5 of the main heat dissipation fins 2 and the auxiliary heat dissipation fins 3 increase the heat dissipation area and strengthen the heat exchange, and the flow guide grooves 12 of the flow guide cover 4 ensure the effective flow of the airflow, so as to complete the heat dissipation task together.

[0029] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A cold-stamped heat-dissipating stamping, comprising a heat-dissipating substrate (1), characterized in that, The inner wall of the heat dissipation base plate (1) is provided with a plurality of main heat dissipation fins (2), and the inner wall of the heat dissipation base plate (1) is provided with a plurality of auxiliary heat dissipation fins (3), the top end of the heat dissipation base plate (1) is fixedly provided with a flow guide cover (4), the surface of the main heat dissipation fin (2) is provided with a plurality of stamping formed heat dissipation holes (5), the auxiliary heat dissipation fin (3) is triangular in side view, and one side is attached to the main heat dissipation fin (2).

2. A cold-stamped heat-dissipating stamping according to claim 1, characterized in that, The main heat dissipation fin (2) should have certain heat conduction characteristics, and the bottom end four corners are fixedly provided with a connecting rod (6), the top end four corners of the main heat dissipation fin (2) are provided with a plug-in hole (7), the connecting rod (6) corresponds to the plug-in hole (7), and a plurality of main heat dissipation fins (2) are clamped to form a multi-layer heat dissipation structure by means of the plug-in hole (7) and the connecting column.

3. A cold-stamped heat-dissipating stamping according to claim 1, characterized in that, The heat dissipation holes (5) are arranged in a random staggered manner, and the heat dissipation holes (5) between the plurality of main heat dissipation fins (2) are staggered.

4. A cold-stamped heat-dissipating stamping according to claim 3, characterized in that, The heat dissipation base plate (1) is a square top opening shell, and the material of the heat dissipation base plate (1) has heat conduction characteristics.

5. A cold-stamped heat-dissipating stamping according to claim 4, characterized in that, The outer side four corners of the heat dissipation base plate (1) are fixedly provided with a fixed sheet (8), and the surface of the fixed sheet (8) is provided with a fixed threaded hole (9).

6. A cold-stamped heat-dissipating stamping according to claim 5, characterized in that, The surface of the heat dissipation base plate (1) is provided with a plurality of limiting grooves (10), one side of the auxiliary heat dissipation fin (3) is fixedly provided with a limiting block (11), and the limiting block (11) is clamped with the limiting block (11).

7. A cold-stamped heat-dissipating stamping according to claim 6, characterized in that, The auxiliary heat dissipation fin (3) is an isosceles triangle in side view, and the top angle should be in the range of 30° to 45°, and the surface of the auxiliary heat dissipation fin (3) is substantially attached to the side surface of the main heat dissipation fin (2).

8. The cold-stamped heat-dissipating stamping of claim 1, wherein, The flow guide cover (4) is a semi-enclosed structure, which is clamped above the heat dissipation base plate (1) and covers the top and two sides of the main heat dissipation fin (2), the inner wall of the flow guide cover (4) is provided with a plurality of flow guide grooves (12), the surface of the flow guide cover (4) is provided with an air guide groove (13), and the air guide groove (13) is communicated with the flow guide groove (12).

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