Heat radiation module with high heat exchange efficiency
Technical Field
The invention relates to the technical field of heat exchange and heat dissipation, in particular to a heat dissipation module with high heat exchange efficiency.
Background
Heat exchange and dissipation refers to a process of transferring heat from one medium to another medium through a heat exchanger to achieve efficient heat dissipation, and this process is widely used in many fields, most commonly in electronic devices, such as heat dissipation of chips in computers and display cards.
In the prior art, chinese patent publication No. CN1536311a discloses a heat-dissipating device of a heat exchanger, which is composed of a split tube base, a split tube and a heat sink. The split tube seats are used for guiding gas, split tubes are arranged between the split tube seats according to certain width and length, gas is guided from one split tube seat to the other split tube seat, and cooling fins are arranged between the split tubes and used for cooling. In the heat exchanger with the above structure, the front protruding part is formed on the heat radiating fin, and the front protruding part protrudes towards the air flow direction by a certain length compared with the width of the shunt pipe. The fin has a rear projection projecting in the opposite direction of the air flow, and projecting a predetermined length from the width of the shunt tube.
Then like among the prior art, chinese patent with publication No. CN221924676U discloses a high-efficient radiator based on dysmorphism cross-section high laminating degree heat pipe, including the radiator main part, polylith radiating fin is installed to one side of radiator main part, one side of radiating fin is provided with the fin, the inside of radiating fin alternates there is many cooling tubes, the one end of cooling tube is cylindrically, the other end of cooling tube is provided with trapezoidal connector, trapezoidal connector is connected with the fin, and is a plurality of laminating welding each other between the trapezoidal connector, the setting of the trapezoidal connector of cooling tube one end makes can zonulae occludens between the cooling tube, increases the heat conduction efficiency between the cooling tube, makes it can become same whole, avoids different, because the uneven circumstances of the radiating efficiency that causes of length etc. between the cooling tube to increase the radiating efficiency of radiator main part by a wide margin, balance the radiating efficiency of each part of radiator.
In addition, as disclosed in the prior art, chinese patent publication No. CN211601637U discloses a heat dissipation module structure with staggered heat dissipation fins, which at least includes a first heat dissipation fin and a second heat dissipation fin arranged side by side at an upper and a lower interval, a base line is defined along a side edge of an air intake side of the heat dissipation fin, wherein the first heat dissipation fin is provided with a first fastening portion fastened with the second heat dissipation fin on the air intake side, the first fastening portion partitions the air intake side of the first heat dissipation fin into a first section and a second section adjacent to each other, the second heat dissipation fin is provided with a second fastening portion fastened with the first heat dissipation fin on the air intake side, and the second fastening portion partitions the air intake side of the second heat dissipation fin into a third section and a fourth section adjacent to each other, which are adjacent to the positions of the first section and the second section.
As can be seen from the above materials, in the prior art, the heat exchange radiator generally adopts the heat dissipation fins to cooperate with the copper tubes to achieve the purpose of heat dissipation, but in the actual use process, the copper tubes have limited surface area, so that the contact area between the copper tubes and the air flow is limited, and finally, the integral heat dissipation effect cannot achieve the ideal effect.
Disclosure of Invention
The invention aims to provide a heat dissipation module with high heat exchange efficiency, which is used for solving the problem that the heat exchange contact area of a copper pipe is limited in the background technology.
In order to achieve the above purpose, the invention provides a heat dissipation module with high heat exchange efficiency, which comprises a heat dissipation fin, wherein a front fan is arranged on the front side of the heat dissipation fin, a rear fan is arranged on the rear side of the heat dissipation fin, and the heat dissipation module further comprises:
the heat dissipation fins are of a uniformly stacked flaky aluminum structure, heat exchange copper pipes penetrate through the heat dissipation fins, evaporation liquid is stored in the heat exchange copper pipes, and an expansion mechanism for increasing the heat exchange area is arranged at the upper ends of the heat exchange copper pipes;
The heat exchange copper pipe is characterized in that a contact block is fixedly arranged outside the lower end of the heat exchange copper pipe, a plugging bolt is arranged at the upper end of the heat exchange copper pipe in a threaded manner, a sealing ring matched with the heat exchange copper pipe is arranged on the lower surface of the plugging bolt, and a soaking plate with a smooth surface is fixedly arranged on the lower surface of the contact block;
the side surfaces of the radiating fins are fixedly provided with mounting blocks for mounting the front fan and the rear fan;
Guide rods which are symmetrically arranged are fixedly arranged above the radiating fins, a mounting plate is arranged between the guide rods on two sides, and a vibration mechanism for knocking ash is arranged between the mounting plate and the radiating fins.
Preferably, the expansion mechanism comprises an expansion pipe fixedly arranged at the upper end of the heat exchange copper pipe, the adjacent heat exchange copper pipes are mutually communicated through the expansion pipe, and the expansion pipe is also made of copper material.
Preferably, the surface convex ball for enlarging the surface of the expansion pipe is fixedly arranged on the outer surface of the expansion pipe, and the inner side of the expansion pipe is uniformly provided with through grooves for air flow.
Preferably, a first guide plate is fixedly arranged between the upper radiating fin and the lower radiating fin, an included angle between the first guide plate and the expansion pipe is 45 degrees, and a second guide plate is fixedly arranged on the side surface of the first guide plate.
Preferably, the second guide plates are uniformly arranged at equal intervals, and an included angle between the second guide plates and the expansion pipe is 90 degrees.
Preferably, a storage box for storing the evaporating liquid is fixedly arranged above the contact block, the storage box is communicated with the heat exchange copper pipe through a conveying pipe fixedly arranged on the lower surface of the storage box, and a temperature sensor is fixedly arranged inside the storage box.
Preferably, the mounting block is provided with a thread groove with an internal thread structure on the outer surface, the thread groove is of a strip-shaped structure, and a rubber shock pad is fixedly arranged at the edge of the outer surface of the mounting block.
Preferably, the vibration mechanism comprises a knocking ball arranged below the mounting plate, and an extrusion spring is fixedly arranged between the knocking ball and the mounting plate.
Preferably, the left side and the right side of the mounting plate are fixedly provided with sliding sleeves, and a penetrating sliding structure is formed between the sliding sleeves and the guide rods.
Preferably, the upper surface of the mounting plate is fixedly provided with a pushing handle for manual operation, the knocking ball and the extrusion strip are correspondingly extruded, and the extrusion strip is fixedly arranged on the upper surface of the radiating fin at equal intervals.
Compared with the prior art, the heat dissipation module with high heat exchange efficiency has the beneficial effects that the heat dissipation module with high heat exchange efficiency adopts a novel structural design, and the heat dissipation module has the following specific contents:
1. the vapor liquid in the heat exchange copper pipe is evaporated when the temperature rises by utilizing the contact between the vapor-soaking plate on the lower surface of the contact block and the device needing heat dissipation, and the heat is absorbed by utilizing evaporation, so that the heat exchange and dissipation purposes are achieved, and meanwhile, the fan drives the airflow to flow, and the vapor liquid evaporated in the heat exchange copper pipe is cooled;
further, the upper end of the heat exchange copper pipe is provided with the expansion pipe, the expansion pipe is used for increasing the whole surface area of the heat exchange copper pipe, so that the contact area between the whole heat exchange copper pipe and air flow during heat dissipation is increased, the whole heat dissipation effect is improved, the surface area can be better increased due to the fact that the surface convex balls are arranged on the outer surface of the expansion pipe, and the inner side of the expansion pipe is provided with the through groove, so that the air flow can normally pass through;
Furthermore, the first guide plate and the second guide plate are fixedly arranged between the upper radiating fin and the lower radiating fin, and because the first guide plate is obliquely arranged, the air flow generated by the fan collides with the first guide plate to change the air direction, and then is matched with the second guide plate to guide the air flow to the side surface of the expansion pipe, so that the heat exchange copper pipe is prevented from being blocked to influence the heat dissipation effect.
2. The evaporating liquid is stored in the storage box, flows into the heat exchange copper pipe through the conveying pipe during evaporation, and at the moment, the temperature of the evaporating liquid can be detected in real time by utilizing the temperature sensor in the storage box, and the side reaction is subjected to the temperature of the heat radiation equipment to judge the heat radiation effect.
3. After the device is used for a period of time, a worker drives the mounting plate to move through pushing the handle, at the moment, the sliding sleeves on two sides of the mounting plate correspondingly slide outside the guide rod, the knocking balls on the lower ends of the mounting plate move intermittently squeeze the extrusion strips, the elastic reset effect of the extrusion springs is matched to enable the knocking balls to knock the radiating fins, dust on the surfaces of the radiating fins is vibrated off, the vibrated off dust is taken out along with air flow, the cleaning purpose is achieved, and the heat exchange effect is avoided from being affected by dust adhesion.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the installation relationship between a heat dissipation fin and a heat exchange copper pipe;
FIG. 3 is a schematic view of a mounting block according to the present invention;
FIG. 4 is a schematic view of the lower surface structure of the contact block according to the present invention;
FIG. 5 is a schematic view showing the internal structure of the storage case according to the present invention;
FIG. 6 is a schematic view of the lower surface structure of the plugging bolt according to the present invention;
FIG. 7 is a schematic cross-sectional view of a stent of the present invention;
FIG. 8 is a heat dissipation device of the present invention schematic diagram of the inner side structure of the fin;
FIG. 9 is a schematic view of the mounting plate structure of the present invention;
Fig. 10 is an enlarged schematic view of the structure of fig. 9 a according to the present invention.
In the figure, 1, a radiating fin, 2, a front fan, 3, a rear fan, 4, a heat exchange copper pipe, 5, a contact block, 6, a storage box, 7, a soaking plate, 8, a conveying pipe, 9, a temperature sensor, 10, a plugging bolt, 11, a sealing ring, 12, a mounting block, 13, a thread groove, 14, a shock pad, 15, an expansion pipe, 16, a surface convex ball, 17, a through groove, 18, a first guide plate, 19, a second guide plate, 20, a guide rod, 21, a mounting plate, 22, a sliding sleeve, 23, a pressing spring, 24, a knocking ball, 25, a pressing strip and 26, and pushing a handle.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the embodiment specifically discloses a heat dissipation fin 1, a front fan 2 is installed on the front side of the heat dissipation fin 1, a rear fan 3 is installed on the rear side of the heat dissipation fin 1, the heat dissipation fin 1 is of a uniformly stacked sheet aluminum structure, a heat exchange copper pipe 4 is installed inside the heat dissipation fin 1 in a penetrating manner, evaporation liquid is stored in the heat exchange copper pipe 4, a contact block 5 is fixedly installed outside the lower end of the heat exchange copper pipe 4, a plugging bolt 10 is installed at the upper end of the heat exchange copper pipe 4 in a threaded manner, a sealing ring 11 matched with the heat exchange copper pipe 4 is installed on the lower surface of the plugging bolt 10, a soaking plate 7 with a smooth surface is fixedly installed on the lower surface of the contact block 5, a thread groove 13 with an internal thread structure is formed on the outer surface of the installation block 12, the thread groove 13 is of a strip structure, a rubber shock pad 14 is fixedly installed at the edge of the outer surface of the installation block 12, a storage box 6 for storing evaporation liquid is fixedly installed above the contact block 5, a temperature sensor 6 is fixedly installed between the copper pipe 6 and a heat exchange pipe 4 through the lower surface of the contact block 8, and the heat exchanger is fixedly installed between the copper pipe and the heat exchanger 6 and the inner container 9.
When the device is used, the front fan 2 and the rear fan 3 are firstly arranged on the front side and the rear side of the radiating fin 1 respectively, the front fan 2 and the rear fan 3 are in butt joint with the mounting blocks 12 on the outer surface of the radiating fin 1 through bolts, the bolts are screwed into thread grooves 13 formed in the surfaces of the mounting blocks 12 (the thread grooves 13 are of strip structures and can adapt to the mounting and fixing of fans of different sizes), after the fixing is finished, the damping pad 14 is used for damping the fan, noise in the using process of the fan is reduced, afterwards, the contact block 5 at the lower end of the device is used for fixing the parts (such as a computer CPU (central processing unit) and a graphic card chip) of the device, at the moment, the heat-equalizing plate 7 is directly contacted with equipment after being smeared with silicone grease, heat generated during the working of the equipment is transferred into the heat exchange copper pipe 4, so that evaporating liquid in the referred heat exchange copper pipe 4 flows into the heat exchange copper pipe 4 through the conveying pipe 8, the evaporating liquid temperature is monitored in real time through the conveying pipe 8, the evaporating liquid temperature can be judged in the process, the evaporating effect in the heat exchange copper pipe 4 can be opened according to the actual condition, and meanwhile, the front fan 2 and the rear fan 3 are driven to flow to the evaporating liquid in the air flow to form cooling liquid to drop down for opening the evaporating liquid.
Referring to fig. 7-8, the present embodiment provides a technical solution for enlarging a contact area between a heat exchange copper tube 4 and an air flow in order to achieve an objective of increasing a heat exchange heat dissipation effect, and specifically discloses that an expansion mechanism for increasing the heat exchange area is disposed at an upper end of the heat exchange copper tube 4, the expansion mechanism comprises an expansion tube 15 fixedly disposed at an upper end of the heat exchange copper tube 4, adjacent heat exchange copper tubes 4 are mutually communicated through the expansion tube 15, the expansion tube 15 is also made of copper material, a surface convex ball 16 for enlarging a surface of the expansion tube 15 is fixedly disposed on an outer surface of the expansion tube 15, through grooves 17 for the air flow to pass through are uniformly formed inside the expansion tube 15, a first guide plate 18 is fixedly disposed between an upper heat dissipation fin 1 and a lower heat dissipation fin 1, an included angle between the first guide plate 18 and the expansion tube 15 is 45 °, a second guide plate 19 is fixedly disposed at a side of the first guide plate 18, the second guide plates 19 are uniformly arranged at equal intervals, and an included angle between the second guide plate 19 and the expansion tube 15 is 90 °
The fan drives the air flow to pass through the gaps between the radiating fins 1, when the air flow hits the first guide plates 18, the flowing direction of the air flow is changed, and meanwhile, the air flow is guided to the direction vertical to the heat exchange copper tubes 4 by the second guide plates 19 matched with the side surfaces of the first guide plates 18, so that the heat exchange copper tubes 4 are prevented from being shielded to influence the radiating effect, in the process, the contact area between the expansion tube 15 at the upper end of the heat exchange copper tubes 4 and the air flow is increased (the surface of the expansion tube 15 is provided with the surface convex balls 16, and the air flow passes through the through grooves 17 formed in the expansion tube 15).
Referring to fig. 9-10, the present embodiment provides a technical scheme for increasing a manual vibration dust removing mechanism in order to solve the problem that the heat exchange effect is affected by long-time dust accumulation in the conventional device, and specifically discloses a symmetrically arranged guide rods 20 are fixedly installed above a heat dissipation fin 1, a mounting plate 21 is arranged between the guide rods 20 on two sides, the mounting plate 21 and the heat dissipation fin 1 are provided with a vibration mechanism for knocking ash removal, the vibration mechanism comprises a knocking ball 24 installed below the mounting plate 21, an extrusion spring 23 is fixedly installed between the knocking ball 24 and the mounting plate 21, sliding sleeves 22 are fixedly installed on the left side and the right side of the mounting plate 21, a penetrating sliding structure is formed between the sliding sleeves 22 and the guide rods 20, a pushing handle 26 for manual operation is fixedly installed on the upper surface of the mounting plate 21, the knocking ball 24 and the extrusion strip 25 are correspondingly extruded, and the extrusion strip 25 is fixedly installed on the upper surface of the heat dissipation fin 1 at equal intervals.
After a period of use, the staff promotes mounting panel 21 through pushing handle 26, and the sliding sleeve 22 of mounting panel 21 side is at this moment corresponding slip in the outside of guide bar 20, thereby make mounting panel 21 drive the striking ball 24 of its below remove, strike intermittent type nature each other extrudees (fixed connection between extrusion strip 25 and the radiating fin 1) between ball 25 and the extrusion strip 25, cooperate the elasticity promotion effect of extrusion spring 23 to promote striking ball 24 and radiating fin 1 each other to strike after the extrusion, utilize to strike and make radiating fin 1 produce the vibration, shake the dust of falling radiating fin 1 surface accumulation under the vibration effect, the dust that shakes down is taken along with the air current, thereby reach the purpose of deashing.
In the description of the present invention, unless otherwise indicated, the meaning of "plurality" is two or more, and the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.