Low-resistance plate-fin heat exchange structure suitable for high-speed airflow

Abstract

The invention discloses a low-resistance plate-fin heat exchange structure suitable for high-speed airflow, and relates to the technical field of aviation, the low-resistance plate-fin heat exchange structure comprises a heat exchange outer ring, the inner wall of the heat exchange outer ring is fixedly connected with a plurality of plate-fin bodies, the other ends of the plurality of plate-fin bodies are fixedly connected with the same heat exchange outer ring, and the interior of the heat exchange outer ring is fixedly connected with a heat exchange shell; a fixed base is fixedly connected to the bottom surface of the heat exchange shell, a movable hole is formed in the top surface of the heat exchange shell, a heat exchange rod is movably connected to the interior of the movable hole, a water-cooling heat dissipation assembly is arranged outside the heat exchange rod, and an air-cooling heat dissipation assembly is fixedly connected to the outer side wall of the heat exchange rod. The low-resistance plate-fin heat exchange structure suitable for the high-speed airflow has the technical effects that the good heat dissipation effect is achieved, the situation that in the long-time flight process, the using effect is affected due to overheating of equipment is avoided, normal operation of a heat exchanger is not affected, and the equipment can operate normally.

Description

Technical Field

[0001] The invention relates to the technical field of aviation heat exchange, and in particular to a low-resistance plate-fin heat exchange structure suitable for high-speed airflow. Background Art

[0002] Heat exchangers are important heat exchange components in the industrial field, playing a key role in aerospace, shipbuilding, chemical industry and energy. In the aviation field, with the increase of the Mach number of high-performance aircraft, the temperature of the hot end components of aircraft engines has reached the temperature limit of current advanced materials, and it is necessary to use heat exchangers to indirectly conduct the heat of the hot end components; in addition, the pursuit of high performance of aircraft has put forward higher requirements for the energy utilization efficiency of the system, and heat exchangers are also key components for realizing heat transfer between multiple energy flows such as air / gas / lubricating oil / fuel inside aircraft engines.

[0003] Over a long period of time, since the heat exchanger is in working condition for a long time and friction and collision are inevitable during operation, the internal temperature is high, which causes the heat exchanger to work more slowly or even stop working, causing equipment failure, affecting the normal operation of the equipment, and even major accidents such as personal injury. Summary of the invention

[0004] The present invention discloses a low-resistance plate-fin heat exchange structure suitable for high-speed airflow, which aims to solve the problem that due to the heat exchanger being in working state for a long time and the inevitable friction and collision during the working process, the internal temperature is high, which causes the heat exchanger to work slowly or even stop working, causing equipment failure, affecting the normal operation of the equipment, and even major accidents such as personal injury.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A low-resistance plate-fin heat exchange structure suitable for high-speed airflow comprises a heat exchange outer ring, a plurality of plate-fin bodies are fixedly connected to the inner wall of the heat exchange outer ring, the other ends of the plurality of plate-fin bodies are fixedly connected to the same heat exchange inner ring, a heat exchange outer shell is fixedly connected to the interior of the heat exchange inner ring, a fixed base is fixedly connected to the bottom surface of the heat exchange outer shell, a movable hole is provided on the top surface of the heat exchange outer shell, a heat exchange rod is movably connected to the interior of the movable hole, a water-cooled heat dissipation component is arranged on the outside of the heat exchange rod, an air-cooled heat dissipation component is fixedly connected to the outer side wall of the heat exchange rod, a mounting opening is provided on the bottom surface of the fixed base, and a conveniently detachable filter assembly is arranged inside the mounting opening.

[0007] By providing a heat exchange shell, a heat exchange rod, a water-cooled heat dissipation component, an air-cooled heat dissipation component and a detachable filter component, during the working process, water-cooled heat dissipation is formed by the water-cooled heat dissipation component to quickly reduce the temperature inside the heat exchange shell. At the same time, air-cooled heat dissipation is formed by the air-cooled heat dissipation component. Water-cooled heat dissipation and air-cooled heat dissipation are carried out simultaneously to quickly dissipate the heat inside the heat exchange shell, with good heat dissipation effect, avoiding the internal hydraulic medium from becoming viscous and blocking the push rod to ensure the normal operation of the equipment, and utilizing the detachable filter component to prevent external dust and other substances from entering the heat exchange shell, so that the heat in the heat exchange shell can be dissipated outward in time to ensure the heat dissipation effect.

[0008] In a preferred embodiment, the water-cooling heat dissipation component includes a water storage tank, which is in a circular cylindrical structure. The heat exchange rod is arranged on the inner side of the inner ring of the water storage tank. The outer side wall of the outer ring of the water storage tank is provided with a water outlet. The outer side wall of the water storage tank is fixedly connected with a circulation pump. The water outlet is fixedly connected to the input end surface of the circulation pump through a pipeline. The output end of the circulation pump is fixedly connected with a return pipe. The end of the return pipe away from the circulation pump is fixedly connected with a shunt pipe. The end of the shunt pipe away from the return pipe is fixedly connected with a guide plate. The top surface of the guide plate is provided with a through hole that runs through from top to bottom. The heat exchange rod is arranged inside the through hole, and the guide plate is arranged at the upper end of the water tank; the bottom surface of the guide plate is provided with a plurality of water outlet holes, and each water outlet hole is fixedly connected to a cooling water pipe, and the cooling water pipe is arranged in a continuous S-shaped structure, and the end of the cooling water pipe away from the guide plate is fixedly connected to the top surface of the water tank, and the end of the cooling water pipe away from the guide plate is connected to the inside of the water tank; the inner side wall of the water tank is fixedly connected to a spiral drainage sheet, and the spiral drainage sheet is arranged in a spiral structure along the inner side wall of the water tank, and the spiral drainage sheet is arranged on the cooling water pipe. A plurality of drainage holes are provided inside the spiral drainage plate on the lower side away from one end of the guide plate; a plurality of coupling seats distributed in a circumferential array are fixedly connected to the outer side wall of the water storage tank, the rotating end of the coupling seat is arranged inside the water storage tank, and a stirring shaft is rotatably connected inside the coupling seat, and two symmetrically arranged stirring blades are fixedly connected to the outer side wall of the stirring shaft; the stirring blade is arranged in a right-angle trapezoidal structure, and a vibration groove is provided on the outer wall of the side of the stirring blade perpendicular to the stirring shaft away from the coupling seat, and a vibration plate is movably connected inside the vibration groove, and the vibration plate is vibrated. Two symmetrically arranged vibration springs are fixedly connected to the outer wall of the plate, and the ends of the two vibration springs that are far away from each other are fixedly connected to the inner walls on both sides of the vibration groove. A number of guide holes are provided on the horizontal end faces of the stirring blade rod and the vibration plate. A rotating rod is fixedly connected to the outer walls on both sides of the vibration plate, and two symmetrical flapping wing guide plates are provided on both sides of the vibration plate. A rotating hole that runs through both side surfaces is provided on the end of the flapping wing guide plate close to the vibration plate, and the flapping wing guide plate is rotatably connected to the surface of the rotating rod through the rotating hole, and a number of guide grooves distributed in an array are provided on the top surface of the flapping wing guide plate.

[0009] By providing a water-cooled heat dissipation component, during operation, the circulating pump draws out the cooling water inside the water tank, and the cooling water flows along the cooling water pipe, quickly reducing the temperature around the heat exchange rod, and the cooling water drips from the cooling water pipe onto the surface of the spiral drainage plate to form flowing water, thereby accelerating the cooling speed and improving the subsequent cooling effect. The stirring shaft drives the stirring blade rod to rotate, and the stirring blade rod stirs the water in the water tank to accelerate the cooling speed of the water. With the elastic effect of the vibration spring, the vibration plate vibrates up and down to increase the fluidity of the water, and the flapping wing guide plates on both sides shake up and down, and with the vibration action, the fluidity of the water is further improved, the cooling speed of the water is accelerated, and the water-cooled heat dissipation effect is improved.

[0010] In a preferred embodiment, the outer side wall of the heat exchange rod is fixedly connected with a plurality of heat conductive patches distributed in a circular array, the outer wall of the heat conductive patch away from the heat exchange rod is fixedly connected with a plurality of heat sinks distributed in an array, and each heat sink is provided with a heat dissipation hole inside, and a heat conductive plate is fixedly connected to the inner ring side wall of the water storage tank, and the heat conductive plate is arranged on the outside of the heat dissipation hole; the bottom surface of the heat conductive plate is fixedly connected with a fixed bottom plate, the diameter of the fixed bottom plate is larger than the diameter of the heat conductive plate, and a plurality of heat exhaust holes corresponding to the heat sinks are provided inside the fixed bottom plate, and the heat exhaust holes are arranged at the lower end of the heat dissipation hole, and a cooling fan is fixedly connected to the bottom surface of the fixed bottom plate.

[0011] By setting up an air-cooled heat dissipation component, starting the cooling fan, and guiding the heat on the surface of the heat exchange rod through the thermal conductive patch, the heat conductive plate quickly absorbs the heat transferred outward from the heat exchange rod, and the heat dissipation effect is good. Part of the heat flows downward under the action of the wind generated by the cooling fan, forming air-cooled heat dissipation, which cooperates with water-cooled heat dissipation, has a good heat dissipation effect, avoids the internal hydraulic medium from becoming viscous, does not affect the normal operation of the heat exchanger, and enables the normal operation of the equipment.

[0012] In a preferred embodiment, the detachable filter assembly includes an annular filter rack, the diameter of the annular filter rack is smaller than the inner diameter of the mounting opening, and the inner wall of the annular filter rack is fixedly connected to the filter, and the filter is arranged at the lower end of the cooling fan; an annular groove is provided on the inner side wall of the mounting opening on the fixed base, and two mounting grooves that are connected to the annular groove and symmetrically arranged are provided on the top surface of the fixed base, and two symmetrically arranged mounting blocks are fixedly connected on the outer side wall of the annular filter rack, the width of the mounting block is smaller than the groove width of the mounting groove, and the mounting block is movably connected in the annular groove, and the annular filter rack and the top surface of the mounting block are provided with an extrusion groove, and the bottom surface of the extrusion groove is fixedly connected to an extrusion spring, and one end of the extrusion spring away from the mounting block is fixedly connected to a limiting pressure plate, and a plurality of friction protrusions are fixedly connected to the top surface of the limiting pressure plate, and the top surface of the friction protrusion contacts the top wall of the annular groove, and the top surface of the limiting pressure plate is fixedly connected to an adjusting rod, and the adjusting rod is arranged on the upper side of the annular filter rack.

[0013] By providing an easily removable filter assembly, during the operation of the equipment, the filter net is used to isolate dust and particles from entering the outside world. Dust and the like are adsorbed on the filter net. The filter net can be disassembled and assembled through simple operations such as pressing and rotating, making it easy to replace the filter net.

[0014] From the above, it can be seen that the low-resistance plate-fin heat exchange structure suitable for high-speed airflow provided by the present invention has a good heat dissipation effect, which can prevent the equipment from overheating and affecting the use effect during long-term flight, and does not affect the normal operation of the heat exchanger, so that the equipment can operate normally. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The present invention is a schematic diagram of the overall structure of a low-resistance plate-fin heat exchange structure suitable for high-speed airflow.

[0016] Figure 2 A sectional view of the side structure of a heat exchange shell of a low-resistance plate-fin heat exchange structure suitable for high-speed airflow proposed by the present invention.

[0017] Figure 3 A sectional view of the side structure of a fixed base of a low-resistance plate-fin heat exchange structure suitable for high-speed airflow proposed by the present invention.

[0018] Figure 4 A side structural cross-sectional view of a water-cooled heat dissipation component with a low-resistance plate-fin heat exchange structure suitable for high-speed airflow proposed by the present invention.

[0019] Figure 5 This is a schematic diagram of the structure of a water-cooled heat dissipation component with a low-resistance plate-fin heat exchange structure suitable for high-speed airflow proposed by the present invention.

[0020] Figure 6 A side structural cross-sectional view of an air-cooled heat dissipation component with a low-resistance plate-fin heat exchange structure suitable for high-speed airflow proposed by the present invention.

[0021] Figure 7 A side structural cross-sectional view of a detachable filter assembly of a low-resistance plate-fin heat exchange structure suitable for high-speed airflow proposed by the present invention.

[0022] Figure 8 A low-resistance plate-fin heat exchange structure suitable for high-speed airflow proposed by the present invention Figure 7 A magnified view of the structure in Figure 2.

[0023] In the figure: 1, heat exchange shell; 2, fixed base; 3, heat exchange rod; 4, heat exchange inner ring; 5, water cooling component; 501, water storage tank; 502, circulation pump; 503, return pipe; 504, diverter pipe; 505, guide plate; 506, cooling water pipe; 507, spiral guide plate; 508, drainage hole; 509, coupling seat; 510, stirring shaft; 511, stirring blade rod; 512, vibration plate; 513, vibration spring; 514, guide hole; 515, flapping wing guide plate; 516, guide groove; 6 , air-cooled heat dissipation component; 601, thermal conductive patch; 602, heat sink; 603, heat dissipation hole; 604, heat conductive plate; 605, fixed bottom plate; 606, heat exhaust hole; 607, cooling fan; 7, easy-to-disassemble filter component; 701, annular filter rack; 702, filter; 703, annular groove; 704, mounting groove; 705, mounting block; 706, extrusion groove; 707, extrusion spring; 708, limit pressure plate; 709, friction bump; 710, adjustment rod; 8, plate fin body; 9, heat exchange outer ring. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0025] The low-resistance plate-fin heat exchange structure suitable for high-speed airflow disclosed in the present invention is mainly used in scenarios where the heat exchanger is in working state for a long time and friction and collision are inevitable during operation, resulting in high internal temperature, causing the heat exchanger to work more slowly or even stop working, causing equipment failure, affecting the normal operation of the equipment, and even major accidents such as personal injury.

[0026] Reference Figure 1-Figure 8 A low-resistance plate-fin heat exchange structure suitable for high-speed airflow includes a heat exchange outer ring 9, a plurality of plate-fin bodies 8 are fixedly connected to the inner wall of the heat exchange outer ring 9, the other ends of the plurality of plate-fin bodies 8 are fixedly connected to the same heat exchange inner ring 4, a heat exchange outer shell 1 is fixedly connected to the inside of the heat exchange inner ring 4, a fixed base 2 is fixedly connected to the bottom surface of the heat exchange outer shell 1, and a movable hole is opened on the top surface of the heat exchange outer shell 1, a heat exchange rod 3 is movably connected to the inside of the movable hole, a water-cooled heat dissipation component 5 is arranged on the outside of the heat exchange rod 3, an air-cooled heat dissipation component 6 is fixedly connected to the outer side wall of the heat exchange rod 3, an installation opening is opened on the bottom surface of the fixed base 2, and a conveniently disassembled filter component 7 is arranged inside the installation opening.

[0027] Specifically, during the working process, the heat exchange rod 3 moves inside the heat exchange shell 1 and collides with its inner shell and the heat exchange rod 3. During the working process, water cooling is formed through the water cooling heat dissipation component 5 to quickly reduce the temperature inside the heat exchange shell 1. At the same time, air cooling is formed through the air cooling heat dissipation component 6. Water cooling and air cooling are carried out simultaneously to quickly dissipate the heat inside the heat exchange shell 1, with good heat dissipation effect, avoiding the internal hydraulic medium from becoming viscous and blocking the push rod to ensure the normal operation of the equipment. During the air cooling heat dissipation process, the easily disassembled filter component 7 is used to prevent external dust and other substances from entering the heat exchange shell 1, so that the heat in the heat exchange shell 1 can be dissipated outward in time, ensuring the heat dissipation effect, and at the same time, it can also reduce resistance to a certain extent.

[0028] Reference Figure 2 , Figure 3 , Figure 4 and Figure 5In a preferred embodiment, the water-cooling heat dissipation component 5 includes a water storage tank 501, which is in a circular cylindrical structure. The heat exchange rod 3 is arranged on the inner side of the inner circle of the water storage tank 501. The outer side wall of the outer circle of the water storage tank 501 is provided with a water outlet. The outer side wall of the water storage tank 501 is fixedly connected with a circulation pump 502. The water outlet is fixedly connected to the input end surface of the circulation pump 502 through a pipeline. The output end of the circulation pump 502 is fixedly connected with a return pipe 503. The end of the return pipe 503 away from the circulation pump 502 is fixedly connected with a shunt pipe 504. The end of the shunt pipe 504 away from the return pipe 503 is fixedly connected with a guide plate 505. The top surface of the guide plate 505 is provided with an upper and lower through hole. The heat exchange rod 3 is arranged inside the through hole, and the guide plate 505 is arranged at the upper end of the water tank 501; a plurality of water outlet holes are opened on the bottom surface of the guide plate 505, and each water outlet hole is fixedly connected with a cooling water pipe 506, and the cooling water pipe 506 is arranged in a continuous S-shaped structure, and the end of the cooling water pipe 506 away from the guide plate 505 is fixedly connected to the top surface of the water tank 501, and the end of the cooling water pipe 506 away from the guide plate 505 is connected to the interior of the water tank 501; the inner side wall of the water tank 501 is fixedly connected with a spiral drainage sheet 507, and the spiral drainage sheet 507 is arranged in a spiral structure along the inner side wall of the water tank 501, and the spiral drainage sheet 507 is arranged on the cooling A plurality of drainage holes 508 are provided inside the spiral drainage plate 507 at the lower side of the water pipe 506 away from the guide plate 505; a plurality of coupling seats 509 distributed in a circumferential array are fixedly connected to the outer side wall of the water storage tank 501, the rotating end of the coupling seat 509 is arranged inside the water storage tank 501, and the inner part of the coupling seat 509 is rotatably connected to a stirring shaft 510, and the outer side wall of the stirring shaft 510 is fixedly connected to two symmetrically arranged stirring blades 511; the stirring blades 511 are arranged in a right-angle trapezoidal structure, and a vibration groove is provided on the outer wall of the side of the stirring blade 511 away from the coupling seat 509 at a vertical part thereof, and a vibration plate 51 is movably connected inside the vibration groove. 2. Two symmetrically arranged vibration springs 513 are fixedly connected to the outer wall of the vibration plate 512, and the ends of the two vibration springs 513 that are away from each other are fixedly connected to the inner walls of both sides of the vibration groove. A plurality of guide holes 514 are provided on the horizontal end faces of the stirring blade rod 511 and the vibration plate 512. A rotating rod is fixedly connected to the outer walls of both sides of the vibration plate 512, and two symmetrical flapping wing guide plates 515 are provided on both sides of the vibration plate 512. A rotating hole that runs through both sides is provided on one end of the flapping wing guide plate 515 close to the vibration plate 512, and the flapping wing guide plate 515 is rotatably connected to the surface of the rotating rod through the rotating hole, and a plurality of array-distributed guide grooves 516 are provided on the top surface of the flapping wing guide plate 515.

[0029] Specifically, during the working process, the circulation pump 502 is started, and the circulation pump 502 draws out the cooling water in the water tank 501. The cooling water is evenly introduced into the guide plate 505 through the return pipe 503 and the shunt pipe 504, and then the cooling water enters the multiple cooling water pipes 506 through the guide plate 505. The cooling water flows along the cooling water pipes 506 to quickly reduce the temperature around the heat exchange rod 3. The cooling water flowing out of the cooling water pipes 506 re-enters the water tank 501, and the cooling water entering the water tank 501 drips on the surface of the spiral drainage sheet 507. Part of the cooling water flows along the spiral drainage sheet 507, and the other part drips downward from the drainage hole 508, so that the cooling water returning to the water tank 501 is evenly distributed inside it to form flowing water, thereby accelerating the cooling speed and improving the subsequent Cooling effect: the cooling water flowing down through the spiral drainage sheet 507 drops on the surface of the stirring blade rod 511. Under the action of gravity, the stirring shaft 510 drives the stirring blade rod 511 to rotate, and the stirring blade rod 511 stirs the water in the water tank 501 to accelerate the cooling rate of the water. At the same time, the cooling water drops on the surface of the vibration plate 512 and the flapping wing guide plate 515. With the elastic action of the vibration spring 513, the vibration plate 512 vibrates up and down to increase the fluidity of the water. At the same time, since the amount of flowing water on the two flapping wing guide plates 515 is not exactly the same, the flapping wing guide plates 515 on both sides shake up and down, and the water on the flapping wing guide plate 515 flows along the guide groove 516. With the vibration effect, the fluidity of the water is further improved, the cooling rate of the water is accelerated, and the water cooling effect is improved.

[0030] Reference Figure 4 and Figure 6 In a preferred embodiment, a plurality of heat-conducting patches 601 distributed in a circular array are fixedly connected to the outer side wall of the heat exchange rod 3, a plurality of heat-dissipating fins 602 distributed in an array are fixedly connected to the outer wall of the heat-conducting patch 601 away from the heat exchange rod 3, and a heat-dissipating hole 603 is opened inside each heat-dissipating fin 602, a heat-conducting plate 604 is fixedly connected to the inner side wall of the water storage tank 501, and the heat-conducting plate 604 is arranged on the outer side of the heat-dissipating hole 603; a fixed bottom plate 605 is fixedly connected to the bottom surface of the heat-conducting plate 604, and the diameter of the fixed bottom plate 605 is larger than the diameter of the heat-conducting plate 604, and a plurality of heat-dissipating holes 606 corresponding to the heat-dissipating fins 602 are opened inside the fixed bottom plate 605, and the heat-dissipating holes 606 are arranged at the lower end of the heat-dissipating hole 603, and a heat-dissipating fan 607 is fixedly connected to the bottom surface of the fixed bottom plate 605.

[0031] Specifically, during the operation, the cooling fan 607 is started, and the heat on the surface of the heat exchange rod 3 is guided by the heat conductive patch 601. The heat is transferred to the surface of the heat conductive plate 604 through the heat sink 602, and the outer side wall of the heat conductive plate 604 is in contact with the inner circle side wall of the water storage tank 501. The temperature of the heat conductive plate 604 is very low, and the heat transferred to the outside by the heat exchange rod 3 is quickly absorbed, and the heat dissipation effect is good. Part of the heat flows downward under the action of the wind force generated by the cooling fan 607, and the heat is discharged to the outside through the heat dissipation holes 603 and the heat exhaust holes 606, forming air-cooled heat dissipation, which cooperates with water-cooled heat dissipation, has a good heat dissipation effect, avoids the internal hydraulic medium from becoming deteriorating and becoming viscous, does not affect the normal operation of the heat exchanger, and enables the equipment to operate normally.

[0032] Reference Figure 3 , Figure 7 and Figure 8 In a preferred embodiment, the detachable filter assembly 7 includes an annular filter rack 701, the diameter of the annular filter rack 701 is smaller than the inner diameter of the installation opening, and the inner ring wall of the annular filter rack 701 is fixedly connected with a filter 702, and the filter 702 is arranged at the lower end of the cooling fan 607; an annular groove 703 is provided on the inner side wall of the installation opening on the fixed base 2, and two installation grooves 704 that are connected to the annular groove 703 and symmetrically arranged are provided on the top surface of the fixed base 2, and two symmetrically arranged installation blocks 705 are fixedly connected to the outer side wall of the annular filter rack 701, and the width of the installation block 705 is smaller than the width of the installation block The groove width of the mounting groove 704 is small, and the mounting block 705 is movably connected in the annular groove 703. An extrusion groove 706 is provided on the top surface of the annular filter rack 701 and the mounting block 705. An extrusion spring 707 is fixedly connected to the bottom surface of the extrusion groove 706. One end of the extrusion spring 707 away from the mounting block 705 is fixedly connected to a limiting pressure plate 708. A plurality of friction protrusions 709 are fixedly connected to the top surface of the limiting pressure plate 708. The top surface of the friction protrusion 709 contacts the top wall of the annular groove 703. An adjusting rod 710 is fixedly connected to the top surface of the limiting pressure plate 708. The adjusting rod 710 is arranged on the upper side of the annular filter rack 701.

[0033] Specifically, during the operation of the equipment, the filter screen 702 is used to isolate the dust and particulate matter from the outside from entering. The dust and the like are adsorbed on the filter screen 702. When the filter screen 702 needs to be disassembled and replaced, the adjusting rod 710 is squeezed to make the friction protrusion 709 not contact the inner wall of the annular groove 703, and then the annular filter screen frame 701 is rotated to make the mounting block 705 rotate to the position of the mounting groove 704. At this time, the filter screen 702 can be removed, which is convenient for quick disassembly and replacement of the filter screen 702. During installation, the mounting block 705 is aligned with the mounting groove 704, and then the annular filter screen frame 701 is placed in the installation port, the adjusting rod 710 is pressed and rotated, the mounting block 705 is not aligned with the mounting groove 704, and the adjusting rod 710 is released. Under the elastic action of the squeezing spring 707, the friction protrusion 709 is abutted against the inner wall of the annular groove 703, so that the position of the filter screen 702 is fixed, which is convenient for installation.

[0034] Working principle: During the working process, the heat exchange rod 3 moves inside the heat exchange shell 1 and collides with its inner shell and the heat exchange rod 3. During the working process, the circulation pump 502 is started, and the circulation pump 502 pumps the cooling water inside the water storage tank 501. The cooling water is evenly introduced into the guide plate 505 through the return pipe 503 and the diverter pipe 504. Then the cooling water enters the multiple cooling water pipes 506 through the guide plate 505. The cooling water flows along the cooling water pipes 506 to quickly reduce the temperature around the heat exchange rod 3. The cooling water flowing out of the cooling water pipes 506 re-enters the water storage tank 501. The cooling water entering the water storage tank 501 drips on the surface of the spiral drainage sheet 507, and part of it The cooling water flows along the spiral drainage piece 507, and the other part drips downward from the drainage hole 508, so that the cooling water flowing back into the water storage tank 501 is evenly distributed inside it to form flowing water, which speeds up the cooling speed and improves the subsequent cooling effect. The cooling water flowing down through the spiral drainage piece 507 drips on the surface of the stirring blade rod 511. Under the action of gravity, the stirring shaft 510 drives the stirring blade rod 511 to rotate, and the stirring blade rod 511 stirs the water in the water storage tank 501 to speed up the cooling speed of the water. At the same time, the cooling water drips on the surface of the vibration plate 512 and the flapping wing guide plate 515, and cooperates with the elastic action of the vibration spring 513 to make the vibration plate 512 vibrate up and down. , increasing the fluidity of water. At the same time, because the amount of flowing water on the two flapping wing guide plates 515 is not exactly the same, the flapping wing guide plates 515 on both sides shake up and down, and the water on the flapping wing guide plates 515 flows along the guide grooves 516. The vibration effect further improves the fluidity of water, accelerates the cooling speed of water, and improves the water cooling and heat dissipation effect. At the same time, the cooling fan 607 is started to guide the heat on the surface of the heat exchange rod 3 through the heat conductive patch 601. The heat is transferred to the surface of the heat conductive plate 604 through the heat sink 602. The outer side wall of the heat conductive plate 604 is in contact with the inner circle side wall of the water storage tank 501. The temperature of the heat conductive plate 604 is very low, and the heat transferred outward from the heat exchange rod 3 is quickly absorbed. , the heat dissipation effect is good, part of the heat flows downward under the action of the wind force generated by the cooling fan 607, and the heat is discharged to the outside through the heat dissipation holes 603 and the heat exhaust holes 606, forming air-cooled heat dissipation, which cooperates with the water-cooled heat dissipation, and has a good heat dissipation effect, avoiding the deterioration and viscosity of the internal hydraulic medium, and does not affect the normal operation of the heat exchanger, so that the equipment can operate normally, and quickly dissipate the heat inside the heat exchange shell 1, and the heat dissipation effect is good, avoiding the deterioration and viscosity of the internal hydraulic medium, and blocking the push rod to ensure the normal operation of the equipment. During the air-cooled heat dissipation process, the filter net 702 is used to prevent external dust and other substances from entering the heat exchange shell 1, so that the heat in the heat exchange shell 1 can be dissipated to the outside in time to ensure the heat dissipation effect.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow, comprising a heat exchange outer ring (9), characterized in that: A plurality of plate-fin bodies (8) are fixedly connected to the inner wall of the heat exchange outer ring (9), and the other ends of the plurality of plate-fin bodies (8) are fixedly connected to the same heat exchange inner ring (4). The interior of the heat exchange inner ring (4) is fixedly connected to the heat exchange outer shell (1). The bottom surface of the heat exchange outer shell (1) is fixedly connected to a fixed base (2), and a movable hole is provided on the top surface of the heat exchange outer shell (1). A heat exchange rod (3) is movably connected inside the movable hole. A water-cooled heat dissipation component (5) is arranged outside the heat exchange rod (3), and an air-cooled heat dissipation component (6) is fixedly connected to the outer side wall of the heat exchange rod (3). A mounting opening is provided on the bottom surface of the fixed base (2), and a conveniently detachable filter component (7) is arranged inside the mounting opening.

2. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 1, characterized in that: The water-cooling heat dissipation component (5) comprises a water storage tank (501), the water storage tank (501) is in a circular cylindrical structure, the heat exchange rod (3) is arranged on the inner side of the inner circle of the water storage tank (501), the outer side wall of the outer circle of the water storage tank (501) is provided with a water outlet, the outer side wall of the water storage tank (501) is fixedly connected to a circulation pump (502), the water outlet is fixedly connected to the input end surface of the circulation pump (502) through a pipeline, and the circulation pump (502) The output end of the heat exchanger (501) is fixedly connected to a return pipe (503), one end of the return pipe (503) away from the circulation pump (502) is fixedly connected to a shunt pipe (504), one end of the shunt pipe (504) away from the return pipe (503) is fixedly connected to a guide plate (505), a through hole extending upward and downward is provided on the top surface of the guide plate (505), the heat exchange rod (3) is arranged inside the through hole, and the guide plate (505) is arranged at the upper end of the water storage tank (501).

3. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 2, characterized in that: The bottom surface of the guide plate (505) is provided with a plurality of water outlet holes, and each water outlet hole is fixedly connected to a cooling water pipe (506), the cooling water pipe (506) is arranged in a continuous S-shaped structure, and one end of the cooling water pipe (506) away from the guide plate (505) is fixedly connected to the top surface of the water storage tank (501), and one end of the cooling water pipe (506) away from the guide plate (505) is connected to the interior of the water storage tank (501).

4. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 3, characterized in that: The inner side wall of the water storage tank (501) is fixedly connected with a spiral drainage sheet (507), which is arranged in a spiral structure along the inner side wall of the water storage tank (501), and the spiral drainage sheet (507) is arranged on the lower side of one end of the cooling water pipe (506) away from the guide plate (505), and a plurality of drainage holes (508) are opened inside the spiral drainage sheet (507).

5. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 4, characterized in that: The outer side wall of the water storage tank (501) is fixedly connected to a plurality of coupling seats (509) distributed in a circumferential array, the rotating end of the coupling seat (509) is arranged inside the water storage tank (501), and the interior of the coupling seat (509) is rotatably connected to a stirring shaft (510), and the outer side wall of the stirring shaft (510) is fixedly connected to two symmetrically arranged stirring blade rods (511).

6. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 5, characterized in that: The stirring blade rod (511) is arranged in a right-angle trapezoidal structure. A vibration groove is provided on the outer wall of the side of the stirring blade rod (511) and the stirring shaft (510) which is perpendicular to the side of the stirring blade rod (511) and away from the coupling seat (509). A vibration plate (512) is movably connected inside the vibration groove. Two symmetrically arranged vibration springs (513) are fixedly connected to the outer wall of the vibration plate (512). The ends of the two vibration springs (513) which are away from each other are fixedly connected to the inner walls of the two sides of the vibration groove. The stirring blade rod (511) and the vibration plate (512) are A plurality of guide holes (514) are provided on the horizontal end surface of the vibration plate (512), the outer walls on both sides of the vibration plate (512) are fixedly connected to a rotating rod, and two symmetrical flapping guide plates (515) are provided on both sides of the vibration plate (512), and a rotating hole penetrating through the two side surfaces is provided on one end of the flapping guide plate (515) close to the vibration plate (512), and the flapping guide plate (515) is rotatably connected to the surface of the rotating rod through the rotating hole, and a plurality of guide grooves (516) distributed in an array are provided on the top surface of the flapping guide plate (515).

7. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 6, characterized in that: The outer side wall of the heat exchange rod (3) is fixedly connected to a plurality of heat conductive patches (601) distributed in a circumferential array, and the outer wall of the heat conductive patch (601) away from the heat exchange rod (3) is fixedly connected to a plurality of heat sinks (602) distributed in an array, and each heat sink (602) is provided with a heat dissipation hole (603) inside, and the inner side wall of the water storage tank (501) is fixedly connected to a heat conductive plate (604), and the heat conductive plate (604) is arranged on the outer side of the heat dissipation hole (603).

8. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 7, characterized in that: The bottom surface of the heat conducting plate (604) is fixedly connected to a fixed bottom plate (605); the diameter of the fixed bottom plate (605) is larger than the diameter of the heat conducting plate (604); a plurality of heat dissipation holes (606) corresponding to the heat dissipation fins (602) are provided inside the fixed bottom plate (605); the heat dissipation holes (606) are arranged at the lower ends of the heat dissipation holes (603); and a heat dissipation fan (607) is fixedly connected to the bottom surface of the fixed bottom plate (605).

9. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 8, characterized in that: The detachable filter assembly (7) comprises an annular filter frame (701), the diameter of the annular filter frame (701) is smaller than the inner diameter of the installation opening, and a filter screen (702) is fixedly connected to the inner ring wall of the annular filter frame (701), and the filter screen (702) is arranged at the lower end of the cooling fan (607).

10. A low-resistance plate-fin heat exchange structure suitable for high-speed airflow according to claim 9, characterized in that: An annular groove (703) is provided on the inner side wall of the mounting opening on the fixed base (2), and two mounting grooves (704) which are connected to the annular groove (703) and are symmetrically arranged are provided on the top surface of the fixed base (2). Two symmetrically arranged mounting blocks (705) are fixedly connected to the outer side wall of the annular filter rack (701), the width of the mounting blocks (705) is smaller than the groove width of the mounting grooves (704), and the mounting blocks (705) are movably connected in the annular groove (703). The annular filter rack (701) and the top surface of the mounting blocks (705) are provided with An extrusion groove (706) is provided, and an extrusion spring (707) is fixedly connected to the bottom surface of the extrusion groove (706), and one end of the extrusion spring (707) away from the mounting block (705) is fixedly connected to a limiting pressure plate (708), and a plurality of friction protrusions (709) are fixedly connected to the top surface of the limiting pressure plate (708), and the top surface of the friction protrusion (709) contacts the top wall of the annular groove (703), and an adjustment rod (710) is fixedly connected to the top surface of the limiting pressure plate (708), and the adjustment rod (710) is arranged on the upper side of the annular filter frame (701).

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