Heat dissipation structure of high-speed connector

Abstract

The utility model relates to a heat dissipation structure of a high-speed connector. The heat dissipation structure comprises a cage, a liquid cooling pipe and a heat dissipation assembly. The cage is provided with insertion cavities, the insertion cavities comprise an upper-layer insertion cavity and a lower-layer insertion cavity, and a heat dissipation interlayer is arranged between the upper-layer insertion cavity and the lower-layer insertion cavity and used for containing the liquid cooling pipe and the heat dissipation assembly; a preset heat source module is arranged in the insertion cavity, the heat dissipation assembly and the liquid cooling pipe are arranged in a laminated mode and arranged on the insertion cavity, one side of the heat dissipation assembly abuts against the heat source module in the insertion cavity, and the other side of the heat dissipation assembly abuts against the liquid cooling pipe. The connector has the following beneficial effects that the heat dissipation assemblies are arranged on the top layer and the interlayer of the connector, and the liquid cooling pipes are arranged on the heat dissipation assemblies, so that heat on the heat dissipation assemblies can be quickly transmitted out through cooling liquid in the liquid cooling pipes, the heat dissipation efficiency of the connector is effectively improved, the heat dissipation assemblies are detachably arranged, and the service life of the connector is prolonged. And the subsequent maintenance of the connector is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to connector technical field more specifically, relate to a high speed connector's heat radiation structure. BACKGROUND

[0002] The greater the current that the connector carries, the more heat is generated. Especially for high power density connectors in high frequency, high power applications, heat dissipation is particularly important. As the speed of the connector continues to rise, the requirement for the heat dissipation of the connector is also getting higher and higher. Low heat dissipation efficiency will cause poor contact, oxidation or even failure of the connector.

[0003] The heat sink is mainly used to improve the heat dissipation performance of the connector, help the heat transfer from the heat source part of the connector to the heat dissipation assembly, and effectively improve the heat dissipation efficiency of the connector, prolong the service life of the equipment, and ensure the stable operation of the system under high load.

[0004] At present, the middle layer of the existing laminated connector is a closed structure, and there is not enough heat sink, heat dissipation fin or air flow space, which causes the heat to be unable to be released in time, the heat dissipation efficiency is low, and the stability and performance of the connector are affected. UTILITY MODEL CONTENTS

[0005] The technical problem to be solved by the utility model is the low heat dissipation efficiency of the high transmission power connector. In view of the above defects of the prior art, a heat dissipation structure of high speed connector is provided.

[0006] The technical scheme adopted by the utility model to solve its technical problem is:

[0007] A heat dissipation structure of high speed connector is constructed, which comprises a cage, a liquid cooling pipe and a heat dissipation assembly.

[0008] The cage is provided with a plurality of plug-in cavities for placing the preset heat source module.

[0009] The heat dissipation assembly is arranged on the plug-in cavity, and the heat dissipation assembly and the liquid cooling pipe are arranged in a laminated manner.

[0010] One side of the plug-in cavity is provided with a placing hole, and a part of the heat dissipation assembly penetrates through the placing hole and abuts against the heat source module in the plug-in cavity. Another part is located on the outside of the plug-in cavity and abuts against the liquid cooling pipe.

[0011] The plug-in cavity comprises an upper plug-in cavity and a lower plug-in cavity, and a heat dissipation layer is arranged between the upper plug-in cavity and the lower plug-in cavity for placing the liquid cooling pipe and the heat dissipation assembly.

[0012] Further, the heat dissipation assembly comprises at least a heat dissipation fin and a heat dissipation block, the heat dissipation fin is provided with a heat dissipation groove corresponding to the placing hole, the heat dissipation groove is used for placing the heat dissipation block and makes the heat dissipation block abut against the liquid cooling pipe, and the heat dissipation groove abuts against the heat source module.

[0013] Further, the heat dissipation groove is recessed to the inside of the plug-in cavity and abuts against the heat source module.

[0014] Further, the heat dissipation fin is provided with a fixed part and an elastic arm, the elastic arm is arranged between the heat dissipation groove and the fixed part, and the fixed part is arranged on the plug-in cavity.

[0015] Further, the fixed part is provided with a plurality of fixed holes, and the cage is provided with a plurality of fixed feet corresponding to the fixed holes.

[0016] Further, the cage comprises a frame body and a shell body, wherein the shell body comprises an upper shell body and a lower shell body.

[0017] Part of the frame body and the lower shell body constitute the upper plug-in cavity, and another part of the frame body, the upper shell body and the lower shell body constitute the lower plug-in cavity.

[0018] Further, the upper shell body and the heat dissipation assembly constitute a heat dissipation module.

[0019] Further, the upper shell body and the lower shell body are respectively provided with a plurality of notches, part of the notches are provided with an extension part, the frame body is provided with a plurality of protrusions corresponding to the notches, and the notches and the protrusions are clamped and fixed.

[0020] Further, the cage is also provided with a buckle, a socket and a guide structure, the socket corresponds to the buckle, and the guide structure is located at the side of the plug-in cavity.

[0021] Further, the elastic arm, the fixed part and the heat dissipation fin are integrally formed.

[0022] The beneficial effects of the utility model lie in that the cage of the connector is provided with a plurality of plug-in cavities, and the plug-in cavities are arranged in a laminated mode. The plug-in cavities comprise upper plug-in cavities and lower plug-in cavities, the heat dissipation assembly and the liquid cooling pipe are arranged in a laminated mode and arranged on the plug-in cavities. The heat dissipation layer is arranged between the upper plug-in cavities and the lower plug-in cavities and used for placing the liquid cooling pipe and the heat dissipation assembly, so that the heat dissipation structure occupies a smaller area of the connector. The preset heat source module is arranged in the plug-in cavity, one side of the heat dissipation assembly abuts against the heat source module in the plug-in cavity, and the other side abuts against the liquid cooling pipe, so that the heat on the heat dissipation assembly can be transmitted from the cooling liquid in the liquid cooling pipe, the heat dissipation of the connector is accelerated, and the stability of the connector is improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is an overall structure of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0024] Figure 2 is a perspective view of the overall structure of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0025] Figure 3 is a front view of the overall structure of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0026] Figure 4 is a right view of the overall structure of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0027] Figure 5 is a perspective view of the cage and the heat dissipation assembly of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0028] Figure 6 is a front view of the cage and the heat dissipation assembly of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0029] Figure 7 is a right view of the cage and the heat dissipation assembly of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0030] Figure 8 is a perspective view of the cage of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0031] Figure 9 is a perspective view of the frame body of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0032] Figure 10 is a right view of the frame body of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0033] Figure 11 is a perspective view of the heat dissipation module of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0034] Figure 12 is a perspective view of the heat dissipation assembly of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0035] Figure 13 is a perspective view of the heat dissipation fin of the heat dissipation structure of the high-speed connector in an embodiment of the utility model;

[0036] Figure 14 is a top view of the heat dissipation fin of the heat dissipation structure of the high-speed connector in an embodiment of the utility model.

[0037] Cage 110;

[0038] Frame body 111, protrusion 1111, first protrusion 11111, second protrusion 11112, buckle 1112;

[0039] Housing 112, upper housing 1121, lower housing 1122, notch 1123, extension 11231, bayonet 1124;

[0040] Fixing foot 113;

[0041] Guide structure 114;

[0042] Plug-in cavity 115, upper plug-in cavity 1151, lower plug-in cavity 1152, placement hole 1153;

[0043] Thermal barrier 120;

[0044] Liquid cooling pipe 140;

[0045] Heat dissipation assembly 150, heat dissipation fin 151, fixing part 1511, fixing hole 15111, elastic arm 1512, heat dissipation block 152, heat dissipation groove 1521;

[0046] Heat dissipation module 160. DETAILED DESCRIPTION

[0047] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the following will combine the technical scheme in the embodiments of the utility model to make clear and complete description, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0048] Please refer to the attached Figures 1-14 The utility model proposes a kind of heat dissipation structure of high-speed connector, including cage 110, liquid cooling pipe 140 and heat dissipation assembly 150;Cage 110 is equipped with several plug-in cavities 115, for placing preset heat source module;Heat dissipation assembly 150 is located on plug-in cavity 115, and heat dissipation assembly 150 and liquid cooling pipe 140 are stacked arrangement;Plug-in cavity 115 side is equipped with placement hole 1153, part of heat dissipation assembly 150 passes through placement hole 1153, and abuts with heat source module in plug-in cavity 115;Another part is located on the outside of plug-in cavity 115, and abuts with liquid cooling pipe 140;Plug-in cavity 115 includes upper plug-in cavity 1151 and lower plug-in cavity 1152, and heat dissipation barrier 120 is equipped between upper plug-in cavity 1151 and lower plug-in cavity 1152, for placing liquid cooling pipe 140 and heat dissipation assembly 150.

[0049] In the embodiment, the cage 110 is provided with a plurality of plug-in cavities 115, and the plug-in cavities 115 include upper plug-in cavities 1151 and lower plug-in cavities 1152. The plug-in cavities 115 are mainly used for placing preset heat source modules, and one side of the plug-in cavities 115 is provided with a placing hole 1153, and the liquid cooling pipe 140 is arranged outside the plug-in cavities 115. The heat dissipation assembly 150 at least includes a heat dissipation fin 151 and a heat dissipation block 152, and the heat dissipation fin 151 is provided with a heat dissipation groove 1521 corresponding to the placing hole 1153, the heat dissipation groove 1521 is used for placing the heat dissipation block 152, so that the heat dissipation block 152 can be fixed above the heat source module without deviation. The heat dissipation assembly 150 is arranged between the heat source module and the liquid cooling pipe 140, and the heat dissipation assembly 150 and the liquid cooling pipe 140 are arranged in a stack, specifically, the heat dissipation groove 1521 of the heat dissipation assembly 150 penetrates through the placing hole 1153 and abuts against the heat source module in the plug-in cavity 115, and the heat dissipation groove 1521 is recessed towards the inside of the plug-in cavity 115, so that the surface of the heat dissipation groove 1521 is more closely contacted with the heat source module, and the contact surface of the heat dissipation groove 1521 and the heat source module is adjusted by arranging an elastic arm 1512 on the side of the heat dissipation groove 1521, so as to ensure that the contact surface of the heat dissipation fin 151 and the heat source module always maintains a good contact state; the heat dissipation block 152 is placed in the heat dissipation groove 1521, and one side of the heat dissipation block 152 abuts against the heat dissipation groove 1521, and the other side abuts against the liquid cooling pipe 140. The heat generated by the heat source module is transmitted to the heat dissipation block 152 through the heat dissipation groove 1521, the heat dissipation block 152 abuts against the liquid cooling pipe 140, so that the heat on the heat dissipation block 152 can be transmitted from the cooling liquid circulating in the liquid cooling pipe 140, and the cooling liquid in the liquid cooling pipe 140 can provide higher heat dissipation capacity than traditional air cooling. The thermal conductivity of liquid is generally higher than that of air, which can more effectively take away the heat inside the connector and accelerate the heat dissipation of the connector, thereby improving the stability of the connector.

[0050] Please refer to Figure 2 , Figure 5 , Figure 8 and Figure 12 , the heat dissipation assembly 150 at least includes a heat dissipation fin 151 and a heat dissipation block 152, the heat dissipation fin 151 is provided with a heat dissipation groove 1521 corresponding to the placing hole 1153, the heat dissipation groove 1521 is used for placing the heat dissipation block 152, and the heat dissipation block 152 abuts against the liquid cooling pipe 140, and the heat dissipation groove 1521 abuts against the heat source module.

[0051] In a specific implementation, the heat dissipation fin 151 is provided with a heat dissipation groove 1521 for placing a heat dissipation block 152, so that the heat dissipation block 152 can be fixed on the heat source module, avoiding the heat dissipation block 152 from deviating or being damaged, and affecting the heat dissipation of the heat source module. The side of the heat dissipation block 152 away from the heat dissipation groove 1521 abuts against the liquid cooling pipe 140, so that the heat on the heat dissipation block 152 can be transferred from the cooling liquid in the liquid cooling pipe 140, so that the heat dissipation efficiency of the heat dissipation block 152 is higher, and the heat dissipation of the connector is faster, thereby improving the stability of the connector. The heat dissipation block 152 includes but is not limited to heat-conducting silica gel, epoxy resin heat-conducting glue, polyurethane heat-conducting glue, metal filler heat-conducting glue, heat-conducting hydrogel, and ceramic heat-conducting glue.

[0052] The heat source module is arranged in the plug-in cavity 115, one side of the plug-in cavity 115 is provided with a placing hole 1153, the heat dissipation groove 1521 of the heat dissipation assembly 150 is arranged in the placing hole 1153, and the bottom of the heat dissipation groove 1521 abuts against the heat source module. The heat dissipation groove 1521 has a flat contact surface, so that the heat transfer of the heat source module is more stable.

[0053] In a specific embodiment, the heat dissipation block 152 can be detached from the heat dissipation groove 1521, so as to replace the aged or damaged heat dissipation block 152. At the same time, the heat dissipation groove 1521 and the heat dissipation block 152 can also be cleaned regularly to avoid the influence of dust, corrosion and other problems on the heat dissipation performance of the heat dissipation assembly 150.

[0054] Please refer to Figure 3 , Figure 5 , Figure 11 and Figure 13 , the heat dissipation groove 1521 is recessed towards the inside of the plug-in cavity 115 and abuts against the heat source module.

[0055] In a specific implementation, the heat dissipation groove 1521 is recessed towards the inside of the plug-in cavity 115, so that the surface of the heat dissipation groove 1521 is more closely contacted with the heat source module, so as to ensure that the contact surface between the heat dissipation fin 151 and the heat source module always maintains a good contact state, avoiding poor contact between the surface of the heat dissipation groove 1521 and the heat source module, which affects the heat transfer of the heat source module.

[0056] Please refer to Figure 2 and Figures 12-14 , the heat dissipation fin 151 is provided with a fixed part 1511 and an elastic arm 1512, the elastic arm 1512 is arranged between the heat dissipation groove 1521 and the fixed part 1511, and the fixed part 1511 is arranged on the plug-in cavity 115.

[0057] In a specific implementation, the heat dissipation fin 151 is provided with an elastic arm 1512, which is located between the heat dissipation groove 1521 and the fixing portion 1511; and the heat dissipation fin 151 is fixed on the plug-in cavity 115 through the fixing portion 1511, so that the heat dissipation groove 1521 can be fixed in the placement hole 1153. Through the adjustment of the elastic arm 1512, the heat dissipation groove 1521 and the heat source module maintain good close contact and continuous pressure maintenance, and the contact surface of the heat dissipation fin 151 and the heat source module always maintains good contact state, avoiding poor contact caused by thermal expansion and cold contraction or external force, affecting the heat dissipation effect of the connector. At the same time, the heat source module can neither be too loose to cause poor contact, nor be too tight to cause difficulty in plugging or damage.

[0058] In a specific embodiment, the elastic arm 1512 between the heat dissipation groove 1521 and the fixing portion 1511 is in a wave shape, which can disperse stress when the elastic arm 1512 is bent, reduce concentrated stress points, and reduce the risk of material fatigue or fracture caused by excessive bending; at the same time, it can also better absorb and buffer the impact and vibration in the plugging process, so as to reduce the influence on the internal elements of the connector.

[0059] Please refer to Figure 5 、 Figure 8 and Figures 11-14 , the fixing portion 1511 is provided with a plurality of fixing holes 15111, and the cage 110 is provided with a plurality of fixing feet 113 corresponding to the fixing holes 15111.

[0060] In a specific implementation, the fixing portion 1511 on the heat dissipation fin 151 is provided with a plurality of fixing holes 15111, and the heat dissipation fin 151 is connected with the plug-in cavity 115 through the fixing holes 15111. Specifically, the plug-in cavity 115 of the cage 110 is provided with a fixing foot 113 corresponding to the fixing hole 15111, the fixing foot 113 penetrates through the fixing hole 15111 of the fixing portion 1511, and is fixedly connected with the fixing hole 15111. The connection mode includes but is not limited to riveting, welding and laser connection.

[0061] Please refer to Figures 8-10 , the cage 110 includes a frame body 111 and a shell 112, wherein the shell 112 includes an upper shell 1121 and a lower shell 1122; a part of the frame body 111 and the lower shell 1122 constitute an upper plug-in cavity 1151, and another part of the frame body 111, the upper shell 1121 and the lower shell 1122 constitute a lower plug-in cavity 1152.

[0062] In a specific implementation, one side of the frame body 111 is in the shape of an inverted U; a portion of the frame body 111 and the lower shell 1122 form the upper layer plug-in cavity 1151, and the heat dissipation assembly 150 is arranged on the frame body 111 away from the heat dissipation partition layer 120; another portion of the frame body 111, the upper shell 1121 and the lower shell 1122 form the lower layer plug-in cavity 1152. Among them, the heat dissipation assembly 150 is arranged on the upper shell 1121 and forms a heat dissipation module 160 with the upper shell 1121, facilitating subsequent disassembly. Among them, the connection between the shell 112 and the frame body 111 is detachably arranged.

[0063] Please refer to Figure 11 , the upper shell 1121 and the heat dissipation assembly 150 form a heat dissipation module 160.

[0064] In a specific implementation, the heat dissipation assembly 150 is arranged on the frame body 111 and the shell 112, specifically, when the heat dissipation assembly 150 is arranged in the upper layer plug-in cavity 1151, the heat dissipation assembly 150 is mainly arranged on the frame body 111; when the heat dissipation assembly 150 is arranged in the lower layer plug-in cavity 1152, the heat dissipation assembly 150 is mainly arranged on the shell 112.

[0065] When the heat dissipation assembly 150 is arranged on the side of the plug-in cavity 115 close to the heat dissipation partition layer, specifically in the heat dissipation partition layer 120, and only the heat dissipation assembly 150 is disassembled, the difficulty is increased, and the flatness of the plug-in cavity 115 is easily damaged. The heat dissipation assembly 150 can form a heat dissipation module 160 with the upper shell 1121 or the lower shell 1122, and when the heat dissipation assembly 150 needs to be repaired or replaced, the upper shell 1121 or the lower shell 1122 (i.e. the heat dissipation module 160) can be disassembled.

[0066] In a specific embodiment, when the heat dissipation assembly 150 is arranged on the lower layer plug-in cavity 1152 of the connector, the heat dissipation structure is arranged on the upper shell 1121 of the lower layer plug-in cavity 1152 and forms a heat dissipation module 160 with the upper shell 1121 of the lower layer plug-in cavity 1152. When the heat dissipation structure is damaged or aged, the detachable arrangement of the upper shell 1121 of the lower layer plug-in cavity 1152 makes the replacement process of the heat dissipation structure more convenient and fast, and does not need to disassemble the entire plug-in cavity 115 of the connector, only needs to disassemble the upper shell 1121 (i.e. the heat dissipation module 160) to replace the heat dissipation structure, reduces the maintenance cost and time. At the same time, the upper shell 1121 of the lower layer plug-in cavity 1152 forms a heat dissipation module 160, which makes the assembly process of the connector simpler and faster, and improves the assembly efficiency.

[0067] Please refer to Figure 1 , Figure 5 and Figures 8-10The upper shell 1121 and the lower shell 1122 are respectively provided with a plurality of notches 1123, and part of the notches 1123 are provided with extension parts. The frame body 111 is provided with a plurality of protrusions 1111 corresponding to the notches 1123, and the notches 1123 and the protrusions 1111 are clamped and fixed.

[0068] In specific implementation, the shell 112 is provided with notches 1123, and part of the notches 1123 are provided with extension parts. The frame body 111 is provided with protrusions 1111 corresponding to the notches 1123, and the heights of the protrusions 1111 are different. The protrusions 1111 include first protrusions 11111 and second protrusions 11112, and the height of the first protrusions 11111 is greater than the height of the second protrusions 11112. When assembled, the first protrusions 11111 can abut against the extension parts in part of the notches 1123, and the first protrusions 11111 of the frame body 111 realize vertical support of the shell 112. The second protrusions 11112 cooperate with the notches 1123 when assembled, so as to realize limiting and fixing of the shell 112 and prevent displacement of the shell 112 in the horizontal direction.

[0069] Please refer to Figure 1 , Figure 4 , Figure 5 and Figure 8 , the cage 110 is also provided with buckles 1112, a bayonet 1124 and a guide structure 114, and the bayonet 1124 corresponds to the buckle 1112, and the guide structure 114 is located at the side of the plug-in cavity 115.

[0070] In specific implementation, the buckle 1112 is arranged on the frame body 111, specifically at the side of the frame body 111, and the bayonet 1124 is arranged on the shell 112. The specific position of the bayonet 1124 corresponds to the buckle 1112. When assembled, the buckle 1112 on the frame body 111 is clamped with the bayonet 1124 on the shell 112, so that the connection between the frame body 111 and the shell 112 is more firm.

[0071] The guide structure 114 is arranged at the side of the plug-in cavity 115, which includes a dovetail-shaped plug and a slot. The plug and the slot cooperate to make the assembly of the connector more fast and accurate, and the guide structure 114 can be quickly connected or disassembled through simple insertion or pulling out, avoiding a complex assembly process.

[0072] Please refer to Figures 12-14 , the elastic arm 1512, the fixed part 1511 and the heat dissipation fin 151 are integrally formed.

[0073] In the specific implementation, the heat dissipation fin 151 is formed with a heat dissipation groove 1521, an elastic arm 1512 and a fixing portion 1511, wherein the elastic arm 1512 is specifically arranged between the heat dissipation groove 1521 and the fixing portion 1511. The heat dissipation fin 151 is integrally formed, avoiding connection failure, part loosening or aging failure caused by connection points or joints, and reducing labor, equipment and time cost, so that the manufacturing process is more simple and the production efficiency is higher.

[0074] It should be noted that in this document, the terms "comprise", "comprising", or any other variant thereof are intended to cover a non-exclusive inclusion, such that a process, device, article or method that comprises a list of elements does not only include those elements, but can also include other elements not expressly listed or inherent to such process, device, article or method. Without more limitations, the element defined by the statement "comprises a" does not exclude the presence of additional identical elements in the process, device, article or method that includes the element.

[0075] The above description is only the preferred embodiment of the present application, and does not limit the patent scope of the present application. Any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which is made by using the content of the specification and drawings, is also included in the patent protection scope of the present application.

Claims

1. A heat dissipation structure of a high-speed connector, characterized by comprising: The cage, the liquid cooling pipe and the heat dissipation assembly are included; The cage is provided with a plurality of plug-in cavities for placing a preset heat source module; The heat dissipation assembly is arranged on the plug-in cavity, and the heat dissipation assembly and the liquid cooling pipe are arranged in a stack. One side of the plug-in cavity is provided with a placing hole, and a part of the heat dissipation assembly penetrates through the placing hole and abuts against the heat source module in the plug-in cavity, and another part is located on the outside of the plug-in cavity and abuts against the liquid cooling pipe. The plug-in cavity includes an upper plug-in cavity and a lower plug-in cavity, and a heat dissipation layer is arranged between the upper plug-in cavity and the lower plug-in cavity for placing the liquid cooling pipe and the heat dissipation assembly.

2. The heat dissipation structure of a high-speed connector according to claim 1, wherein The heat dissipation assembly at least includes a heat dissipation fin and a heat dissipation block, the heat dissipation fin is provided with a heat dissipation groove corresponding to the placing hole, the heat dissipation groove is used for placing the heat dissipation block and abutting against the liquid cooling pipe, and the heat dissipation groove abuts against the heat source module.

3. The heat dissipation structure of a high-speed connector according to claim 2, wherein The heat dissipation groove is recessed to the inside of the plug-in cavity and abuts against the heat source module.

4. The heat dissipation structure of a high-speed connector according to claim 3, wherein The heat dissipation fin is provided with a fixed part and an elastic arm, the elastic arm is arranged between the heat dissipation groove and the fixed part, and the fixed part is arranged on the plug-in cavity.

5. The heat dissipation structure of a high-speed connector according to claim 4, wherein The fixed part is provided with a plurality of fixing holes, and the cage is provided with a plurality of fixing feet corresponding to the fixing holes.

6. The heat dissipation structure of a high-speed connector according to claim 1, wherein The cage includes a frame body and a shell, wherein the shell includes an upper shell and a lower shell. Part of the frame body and the lower shell constitute the upper plug-in cavity, and another part of the frame body, the upper shell and the lower shell constitute the lower plug-in cavity.

7. The heat dissipation structure of a high-speed connector according to claim 6, wherein The upper shell and the heat dissipation assembly constitute a heat dissipation module.

8. The heat dissipation structure of a high-speed connector according to claim 7, wherein The upper shell and the lower shell are respectively provided with a plurality of notches, and part of the notches are provided with an extension part, the frame body is provided with a plurality of protrusions corresponding to the notches, and the notches and the protrusions are clamped and fixed.

9. The heat dissipation structure of a high-speed connector according to claim 8, wherein The cage is also provided with a buckle, a socket and a guide structure, the socket corresponds to the buckle, and the guide structure is located on the side of the plug-in cavity.

10. The heat dissipation structure of a high-speed connector according to claim 4, wherein The elastic arm, the fixed part and the heat dissipation fin are integrally formed.

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