CN214592554U

CN214592554U - Radiator and electronic equipment

Info

Publication number: CN214592554U
Application number: CN202120380740.8U
Authority: CN
Inventors: 张亚飞; 时晓蕾; 郭晨辉
Original assignee: Sungrow Power Supply Co Ltd
Current assignee: Sungrow Power Supply Co Ltd
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2021-11-02
Anticipated expiration: 2031-02-19

Abstract

The utility model relates to a heat dissipation technical field especially relates to a radiator and electronic equipment. The utility model provides a radiator includes casing and shrouding, has seted up the circulation passageway on the casing, and the shrouding includes lid and coupling assembling, and coupling assembling fixes on the lower terminal surface of lid, has seted up the draw-in groove on one in the lateral wall of circulation passageway and the coupling assembling, is provided with the couple on another in the lateral wall of circulation passageway and the coupling assembling, and the couple can the joint in the draw-in groove, and the lid covers on the casing. Through with couple and draw-in groove looks joint, increased the joint strength of shrouding in circulation passageway department and casing for the shrouding is in the same place with casing zonulae occludens in circulation passageway department, avoids the shrouding to take place to warp under the pressure of coolant liquid. In addition, through setting up couple and draw-in groove structure, under the circumstances of guaranteeing shrouding joint strength, avoid seting up the mounting hole on the shrouding, guaranteed the leakproofness of shrouding to guarantee the cooling effect of radiator.

Description

Radiator and electronic equipment

Technical Field

The utility model relates to a heat dissipation technical field especially relates to a radiator and electronic equipment.

Background

In recent years, with the continuous development of power electronic technology, the power density of electronic equipment is increasingly improved, so that high-power electronic equipment is gradually and widely applied to household appliances, electric locomotives, photovoltaic and wind power large-scale equipment, and the high-efficiency working performance of the equipment in various fields is ensured. Meanwhile, the stable and efficient working performance of the high-power electronic equipment can provide guarantee for the rapid development of the technology in the related field. Therefore, under the increasingly high requirements for compactness and reliability of electronic equipment, a heat sink is required to effectively dissipate heat for the electronic equipment, so as to ensure the effective working performance of the electronic equipment under a large load.

In order to improve the heat dissipation effect of the radiator on the electronic equipment, the sealing plate on the radiator is usually thinner, and in addition, the arrangement of the circulation channel on the shell enables a certain gap to exist between the sealing plate and the shell, and when the cooling liquid circulates in the circulation channel, the cooling liquid can generate a certain impact force on the sealing plate, so that the sealing plate is easy to deform. In order to avoid the shrouding to take place to warp, the mounting hole is seted up usually on the shrouding to current radiator, fixes the shrouding on circulation channel's lateral wall through retaining members such as bolts for the coolant liquid takes place to leak through the mounting hole department on the shrouding easily, thereby has reduced the leakproofness of shrouding, influences the cooling effect of radiator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radiator has not only increased the joint strength of shrouding and casing in circulation passageway department, avoids the shrouding to take place to warp, has also guaranteed the leakproofness of shrouding to guarantee the cooling effect of radiator.

Another object of the utility model is to provide an electronic equipment, through using above-mentioned radiator, not only increased the joint strength of shrouding and casing in circulation passageway department, avoided the shrouding to take place to warp, also guaranteed the leakproofness of shrouding to guarantee the cooling effect of radiator to electronic equipment.

To achieve the purpose, the utility model adopts the following technical proposal:

a heat sink, comprising:

the shell is provided with a circulation channel; and

the shrouding, the shrouding includes lid and coupling assembling, coupling assembling fixes on the lower terminal surface of lid, the lateral wall of circulation passageway with the draw-in groove has been seted up on one in the coupling assembling, the lateral wall of circulation passageway with be provided with the couple on another in the coupling assembling, the couple can the joint be in the draw-in groove, the lid covers on the casing.

As the preferred scheme, seted up a plurality ofly on the lateral wall of circulation passageway the draw-in groove, it is a plurality of the draw-in groove separately sets up, it is a plurality of to correspond on the lower terminal surface of lid coupling assembling, every all be provided with on the coupling assembling the couple.

Preferably, the hook and the clamping groove are in interference fit.

As preferred scheme, the couple is the L type, the couple is including connecting portion and the joint portion that links gradually, connecting portion fix on coupling assembling, joint portion joint is in the draw-in groove.

Preferably, the hook further comprises:

the elastic abutting portion is arranged on the clamping portion and can abut against the inner wall of the clamping groove.

Preferably, the elastic abutting part is an elastic bump or an elastic sheet.

Preferably, the cover body comprises a covering part and a mounting part which are connected, the mounting part is arranged on the periphery of the covering part, and the covering part covers the circulation channel;

the casing includes the heat dissipation portion and the fixed part that are connected, the fixed part sets up the periphery of heat dissipation portion, seted up on the heat dissipation portion the circulation passageway, the installation department can be dismantled and fix on the fixed part.

Preferably, the housing further comprises:

an input conduit in communication with the flow-through channel configured to input a cooling fluid; and

an output conduit in communication with the flow channel configured to output a cooling fluid.

Preferably, the shell and the sealing plate are both made of aluminum profiles.

An electronic device comprising a heat sink as described above.

The utility model has the advantages that:

the utility model provides a radiator, this radiator includes casing and shrouding, the shrouding includes lid and coupling assembling, coupling assembling fixes on the lower terminal surface of lid, through seted up the draw-in groove on one in the lateral wall of circulation passageway and coupling assembling, be provided with the couple on another in the lateral wall of circulation passageway and the coupling assembling, when the lid lock is on the casing, make the couple can the joint in the draw-in groove, thereby increase the joint strength of shrouding in circulation passageway department and casing, make the shrouding in circulation passageway department and casing zonulae occludens together, avoid the shrouding to take place to warp under the pressure of coolant liquid in the circulation passageway. In addition, through setting up couple and draw-in groove structure, under the circumstances of guaranteeing shrouding joint strength, avoid seting up the mounting hole on the shrouding, guaranteed the leakproofness of shrouding to guarantee the cooling effect of radiator.

The utility model provides an electronic equipment through using above-mentioned radiator, has increased the joint strength of shrouding and casing in circulation passageway department for the shrouding is in the same place at circulation passageway department and casing zonulae occludens, avoids the shrouding to take place to warp under the pressure of coolant liquid in the circulation passageway. In addition, through setting up couple and draw-in groove structure, under the circumstances of guaranteeing shrouding joint strength, avoid seting up the mounting hole on the shrouding, guaranteed the leakproofness of shrouding to guarantee the cooling effect of radiator.

Drawings

Fig. 1 is a schematic structural diagram of a heat sink in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a housing in an embodiment of the present invention;

fig. 3 is a cross-sectional view of a heat sink in an embodiment of the present invention;

FIG. 4 is a schematic structural view of a closure plate in the novel embodiment of the present invention;

fig. 5 is a partially enlarged view of a portion a in fig. 3.

In the figure:

1. a housing; 11. a heat dissipating section; 111. a flow-through channel; 1111. a card slot; 12. a fixed part; 121. a second mounting hole; 13. an input pipe; 14. an output pipe;

2. closing the plate; 21. a cover body; 211. a cover portion; 212. an installation part; 2121. a first mounting hole; 22. a connecting assembly; 221. hooking; 2211. a connecting portion; 2212. a clamping part; 2213. an elastic abutting portion;

3. a fastener.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides a radiator, which mainly cools electronic equipment by entering cooling liquid, so as to ensure the effective working performance of the electronic equipment under heavy load.

As shown in fig. 1 to 2, the heat sink includes a housing 1 and a sealing plate 2, wherein the housing 1 is provided with a flow channel 111, the sealing plate 2 covers the housing 1 to seal the flow channel 111, and a cooling liquid circulates in the flow channel 111, so as to cool the electronic device. Specifically, the flow channel 111 may have a serpentine shape and pass through the entire inside of the case 1, thereby improving the heat dissipation effect of the heat sink. It should be noted that the cooling liquid may be cooling water, and the cost of the cooling water is low, but not limited thereto, and a user may select different cooling liquids according to needs.

As shown in fig. 1 to 2, the housing 1 includes an input pipe 13 and an output pipe 14, the input pipe 13 and the output pipe 14 are both communicated with the flow channel 111, the input pipe 13 is used for inputting the cooling liquid, and the output pipe 14 is used for outputting the cooling liquid, so as to ensure the circulation flow of the cooling liquid in the flow channel 111.

However, in order to improve the heat dissipation effect of the heat sink on the electronic device, the sealing plate 2 on the heat sink is usually thin, and in addition, the arrangement of the flow channel 111 on the housing 1 allows a certain gap to exist between the sealing plate 2 and the housing 1, so that when the coolant flows through the flow channel 111, a certain impact force is generated on the sealing plate 2, and the sealing plate 2 is easily deformed. In order to avoid deformation of the sealing plate 2, the existing radiator is usually provided with mounting holes on the sealing plate 2, and the sealing plate 2 is fixed on the side wall of the circulation channel 111 through locking members such as bolts, so that the coolant is easy to leak through the mounting holes on the sealing plate 2, thereby reducing the sealing performance of the sealing plate 2 and affecting the cooling effect of the radiator.

In order to solve the above problem, as shown in fig. 2 to 5, the sealing plate 2 includes a cover 21 and a connecting assembly 22, the connecting assembly 22 is fixed on the lower end surface of the cover 21, a slot 1111 is formed on the side wall of the circulation channel 111, a hook 221 is provided on the connecting assembly 22, and by horizontally sliding the cover 21, when the cover 21 completely covers the housing 1, the hook 221 can be just clamped in the slot 1111, so that the connection strength of the sealing plate 2 with the housing 1 at the circulation channel 111 is increased, so that the sealing plate 2 is tightly connected with the housing 1 at the circulation channel 111, and the sealing plate 2 is prevented from deforming under the pressure of the cooling liquid in the circulation channel 111. In addition, through with couple 221 joint in draw-in groove 1111, under the circumstances of guaranteeing shrouding 2 joint strength, avoid seting up the mounting hole on shrouding 2, guaranteed shrouding 2's leakproofness to guarantee the cooling effect of radiator. In other embodiments, the above effect can also be achieved by forming the slot 1111 in the connection component 22 and forming the hook 221 on the side wall of the flow channel 111.

Specifically, the case 1 and the cover plate 2 are both made of aluminum profiles. The aluminum profile is convenient for heat dissipation of electronic equipment, and has the advantages of oxidation resistance, corrosion resistance and low cost.

The electronic device provided by this embodiment, through applying the above heat sink, increases the connection strength between the sealing plate 2 and the housing 1 at the flow channel 111, so that the sealing plate 2 is tightly connected to the housing 1 at the flow channel 111, and the sealing plate 2 is prevented from deforming under the pressure of the coolant in the flow channel 111. In addition, through with couple 221 joint in draw-in groove 1111, under the circumstances of guaranteeing shrouding 2 joint strength, avoid seting up the mounting hole on shrouding 2, guaranteed shrouding 2's leakproofness to guarantee the cooling effect of radiator to electronic equipment.

In addition, in order to avoid the problem that the sealing plate 2 is easily deformed, the sealing plate 2 and the side wall of the flow channel 111 are welded together in the conventional heat sink, which not only requires a high-tech welding process, but also causes a leakage phenomenon on the welding surface, thereby affecting the sealing effect of the sealing plate 2. In addition, weld shrouding 2 and the lateral wall of circulation passageway 111 together, not only increased the welding cost, also made between shrouding 2 and the casing 1 undetachable.

The radiator that this embodiment provided, through establishing with couple 221 joint in draw-in groove 1111 for simple structure, not only reduce cost, the leakproofness is good, also be convenient for dismantle shrouding 2 from casing 1 get off, dredge cleanly to circulation passageway 111 on the casing 1, avoid the coolant liquid to take place blocking phenomenon in circulation passageway 111, be convenient for clean and maintain circulation passageway 111, thereby guarantee the normal work of radiator.

Preferably, as shown in fig. 2 to 5, a plurality of clamping grooves 1111 are formed in the side wall of the circulation passage 111, the plurality of clamping grooves 1111 are separately disposed, a plurality of connecting assemblies 22 are correspondingly disposed on the lower end surface of the cover body 21, each connecting assembly 22 is provided with a hook 221, when the cover body 21 completely covers the housing 1, the plurality of hooks 221 can be correspondingly clamped in the clamping grooves 1111, the connection strength of the sealing plate 2 at the circulation passage 111 with the housing 1 is further increased, it is ensured that the sealing plate 2 is more tightly connected with the housing 1 at the circulation passage 111, and deformation of the sealing plate 2 under the pressure of the cooling liquid in the circulation passage 111 is avoided. It should be noted that, according to the actual size and the requirement of the sealing plate 2, the hooks 221 are disposed at the position of the sealing plate 2 that is easy to change, and the flow channel 111 is correspondingly provided with the clamping grooves 1111.

In order to further ensure the connection strength of the sealing plate 2 with the housing 1 at the position of the flow channel 111, the hook 221 and the clamping groove 1111 are in interference fit, so as to further enhance the tight connection of the sealing plate 2 with the housing 1 at the position of the flow channel 111.

First, a connection relationship between the cover 21 and the housing 1 is described with reference to fig. 1 to 4, as shown in fig. 4, the cover 21 includes a cover portion 211 and a mounting portion 212 connected to each other, the mounting portion 212 is disposed on an outer periphery of the cover portion 211, the cover portion 211 covers the circulation channel 111, as shown in fig. 2, the housing 1 includes a heat dissipation portion 11 and a fixing portion 12 connected to each other, the fixing portion 12 is disposed on an outer periphery of the heat dissipation portion 11, the heat dissipation portion 11 is provided with the circulation channel 111, and the mounting portion 212 is detachably fixed to the fixing portion 12.

Specifically, the mounting portion 212 has a first mounting hole 2121, the fixing portion 12 has a second mounting hole 121, and the fastener 3 passes through the first mounting hole 2121 and the second mounting hole 121 in this order to fix the mounting portion 212 to the fixing portion 12. The fastener 3 can be bolted connection, and bolted connection is for dismantling the connection, is convenient for realize the dismantlement installation of lid 21 and casing 1 to be convenient for the circulation passageway 111 cleans and maintains. In addition, bolted connection simple structure, it is convenient to dismantle, and is with low costs and the reliability is high.

Preferably, as shown in fig. 2 and 4, the mounting portion 212 is provided with a plurality of first mounting holes 2121, the plurality of first mounting holes 2121 are separately provided, the fixing portion 12 is correspondingly provided with a plurality of second mounting holes 121, and the plurality of fasteners 3 sequentially pass through the first mounting holes 2121 and the second mounting holes 121 to fix the mounting portion 212 on the fixing portion 12, so as to ensure that the cover 21 and the housing 1 are fixed more stably.

Referring to fig. 5, a specific structure of the hook 221 will be described, as shown in fig. 5, the hook 221 is L-shaped, the hook 221 includes a connecting portion 2211 and a clamping portion 2212, which are connected in sequence, the connecting portion 2211 is fixed on the connecting assembly 22, and the clamping portion 2212 is clamped in the clamping groove 1111. In this embodiment, the fastening portion 2212 is in interference fit with the fastening slot 1111.

As shown in fig. 5, the hook 221 further includes an elastic contact portion 2213, the elastic contact portion 2213 is disposed on the clamping portion 2212, and the elastic contact portion 2213 can contact with the inner wall of the clamping groove 1111. When joint portion 2212 joint is in draw-in groove 1111, elasticity butt portion 2213 can guarantee that joint portion 2212 realizes interference fit with draw-in groove 1111 to guarantee that couple 221 and draw-in groove 1111 joint ground are more firm. From outside, because elasticity butt portion 2213 possesses certain elasticity, also be convenient for break away from joint portion 2212 from draw-in groove 1111, realize lid 21 and casing 1's quick dismantlement and installation.

Specifically, as shown in fig. 5, the elastic contact portion 2213 is a spring piece, and the elastic deformation of the spring piece can be used to provide the fastening force for the fastening portion 2212 to be fastened in the fastening slot 1111. In other embodiments, the elastic abutting portion 2213 can also be an elastic bump, the utility model discloses do not do specific restriction to the form of elastic abutting portion 2213, as long as can provide the fastening force of joint portion 2212 joint on draw-in groove 1111 and can both use the utility model discloses in.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A heat sink, comprising:

the device comprises a shell (1), wherein a circulation channel (111) is formed in the shell (1); and

shrouding (2), shrouding (2) include lid (21) and coupling assembling (22), coupling assembling (22) are fixed on the lower terminal surface of lid (21), the lateral wall of circulation passageway (111) with draw-in groove (1111) have been seted up on one in coupling assembling (22), the lateral wall of circulation passageway (111) with be provided with couple (221) on another in coupling assembling (22), couple (221) can the joint in draw-in groove (1111), lid (21) cover is in on casing (1).

2. The heat sink according to claim 1, wherein a plurality of the slots (1111) are opened on a side wall of the circulation channel (111), the slots (1111) are separately disposed, a plurality of the connection assemblies (22) are correspondingly disposed on a lower end surface of the cover body (21), and the hook (221) is disposed on each of the connection assemblies (22).

3. The heat sink according to claim 1, characterized in that the hook (221) is an interference fit with the slot (1111).

4. The heat sink as claimed in claim 1, wherein the hook (221) is L-shaped, the hook (221) comprises a connecting portion (2211) and a clamping portion (2212) connected in sequence, the connecting portion (2211) is fixed on the connecting assembly (22), and the clamping portion (2212) is clamped in the clamping slot (1111).

5. A heat sink according to claim 4, wherein the hook (221) further comprises:

the elastic abutting part (2213) is arranged on the clamping part (2212), and the elastic abutting part (2213) can abut against the inner wall of the clamping groove (1111).

6. A heat sink according to claim 5, wherein the elastic abutment (2213) is an elastic bump or spring.

7. A heat sink according to claim 1, wherein the cover body (21) comprises a cover portion (211) and a mounting portion (212) connected, the mounting portion (212) is disposed at an outer periphery of the cover portion (211), and the cover portion (211) covers the circulation passage (111);

the casing (1) comprises a heat dissipation part (11) and a fixing part (12) which are connected, the fixing part (12) is arranged on the periphery of the heat dissipation part (11), the circulation channel (111) is formed in the heat dissipation part (11), and the mounting part (212) is detachably fixed on the fixing part (12).

8. A heat sink according to claim 6, wherein the housing (1) further comprises:

an input duct (13) communicating with the flow-through channel (111) and configured to input a cooling liquid; and

an output duct (14) communicating with the flow channel (111) and configured to output the cooling liquid.

9. A radiator according to claim 1, wherein the housing (1) and the sealing plate (2) are made of aluminium profiles.

10. An electronic device comprising the heat sink according to any one of claims 1 to 9.