CN110671189A

CN110671189A - Heat radiator

Info

Publication number: CN110671189A
Application number: CN201911023573.5A
Authority: CN
Inventors: 周佳敏
Original assignee: Zhejiang Guochao Technology Co Ltd
Current assignee: Zhejiang Guochao Technology Co Ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-01-10

Abstract

The invention discloses a heat dissipation device, which relates to the field of automobile parts and comprises a lower fixing plate, wherein a cooling liquid inlet is formed in one side of the lower fixing plate, an installation clamping groove is formed in the outer wall of one end of the lower fixing plate, and a fan fixing frame is arranged at one side, located at the installation clamping groove, of one end of the lower fixing plate. According to the invention, through the rotatable radiating pipe, the connecting pipe, the radiating fins, the radiating chamber and the fan, flowing air is provided for the radiating device by the fan when the automobile runs at a low speed, after the air flow reaches the radiating pipe through the filter screen, the air flow pushes the radiating fins to move, and the radiating fins drive the radiating pipe to rotate around the connecting pipe, so that each radiating fin can be fully contacted with the air flow, the radiating pipe is uniformly heated, the radiating effect of the radiating pipe is improved, the temperature distribution of the radiating pipe is uniform, the problem of nonuniform radiation of the radiating device is effectively solved, and the problem that the temperature difference of the radiating pipe is large due to high temperature of the.

Description

Heat radiator

Technical Field

The invention relates to the field of automobile parts, in particular to a heat dissipation device.

Background

The automobile is driven by power, has the non-rail vehicle that bears of four or more than four wheels, mainly used carrying personnel and or goods, the vehicle of pulling carrying personnel or goods, along with the development of present science and technology, the automobile has appeared gradually in people's life, the operation of automobile is through petrol or diesel oil burning in the engine and produce power, drive the automobile operation, the engine mainly comprises 2 major mechanisms 5 major systems: the automobile radiator mainly comprises a water inlet chamber, a water outlet chamber, a main sheet, a radiator core and the like, is an indispensable important part in the cooling system of the water-cooled engine of the automobile, carries away a large amount of heat energy through forced convection heat exchange formed by internal circulation of cooling liquid in a radiator flat tube and operation of an external fan, enables the engine to normally work under common working conditions, and prevents the engine from being overcooled or overheated.

The existing automobile heat dissipation device in the market is generally arranged at the front section of an automobile, when the automobile heat dissipation device is used, heat dissipation air enters from an air inlet, and only one side of the heat dissipation device can dissipate heat, when an automobile engine operates under different conditions, the heat dissipation effect is poor, the temperature of one side of the heat dissipation device is low, the temperature of one side of the heat dissipation device is high, cracks are easily generated on the heat dissipation device after expansion and contraction, and finally the automobile heat dissipation device is damaged, and generally, a filter screen is of an integral hollowed-out net structure and is weak, so that the filter screen is easily deformed when the air speed is too high, the filter screen is damaged finally, the heat dissipation air directly sucks external air when the automobile generally advances, a large amount of dust and impurities contained in the air are absorbed by the filter screen, but after a long time, the dust and impurities on the filter screen are agglomerated, the filter, finally reduce the radiating efficiency, and heat abstractor installs and basically adopts the bolt fastening in the car, when later stage maintains heat abstractor, need one by one dismantle the bolt, could just decompose heat abstractor afterwards, very inconvenient.

Disclosure of Invention

The invention aims to: the heat dissipation device is provided for solving the problems that the heat dissipation of the heat dissipation device is uneven, a filter screen structure is weak and easy to damage, and a bolt structure is fixed and is not easy to install and detach.

In order to achieve the purpose, the invention provides the following technical scheme: a heat dissipation device comprises a lower fixing plate, wherein a cooling liquid inlet is formed in one side of the lower fixing plate, an installation clamping groove is formed in the outer wall of one end of the lower fixing plate, a fan fixing frame is arranged at one side, located at the installation clamping groove, of one end of the lower fixing plate, a plurality of groups of fans are arranged in the fan fixing frame, a dust filter screen is arranged at the top end of the lower fixing plate, a filter screen fixing plate is arranged at the top end of the dust filter screen, a plurality of groups of filter screen fixing clamping grooves are formed in the two sides of the top end of the filter screen fixing plate, a filter screen mounting plate is arranged at the bottom end of the dust filter screen, a plurality of groups of filter screen supporting frames are arranged in the dust filter screen, a plurality of groups of, the outside of cooling tube sets up the multiunit fin, the top and the bottom of cooling tube are provided with multiunit connecting pipe, the multiunit the outside of connecting pipe is provided with connecting thread, be provided with the top fixed plate directly over the bottom plate, the filter screen spacing groove has all been seted up with the inside of bottom plate to the top fixed plate, the top of top fixed plate is located the filter screen spacing groove and is provided with fixed kayser directly over, one side of fixed kayser is provided with the pivot, one side that the pivot was kept away from to fixed kayser is provided with fixed buckle, one side of top fixed plate is provided with the coolant liquid export.

Preferably, the lower fixing plate and the upper fixing plate have the same shape, and pipelines are arranged in the lower fixing plate and the upper fixing plate, the lower fixing plate is connected with the cooling liquid inlet through a pipeline, and the upper fixing plate is connected with the cooling liquid outlet through a pipeline.

Preferably, the dust filter screen passes through filter screen spacing groove and bottom plate, an upper fixed plate sliding connection, the filter screen fixed plate is located the top of upper fixed plate, the dust filter screen is located between fan mount and the cooling tube.

Preferably, the inside support frame of filter screen is perpendicular filter screen support frame and filter screen support frame welding, the filter screen fixed plate passes through filter screen support frame and filter screen mounting panel welding.

Preferably, the fixed lock is connected with the filter screen fixing plate in a clamping manner through a filter screen fixing clamping groove, a protruding block is arranged on one side of the fixed lock, and the fixed lock is connected with the fixed buckle in a clamping manner through the protruding block.

Preferably, the material of cooling tube and fin can be by brass, aluminium, zinc alloy, heat dissipation plastics and constitute, the inside of cooling tube is provided with the heat dissipation room.

Preferably, the one end of connecting pipe is provided with the turn trough, the multiunit the connecting pipe passes through the turn trough and is connected with the cooling tube rotation, the multiunit the connecting pipe passes through connecting thread and bottom plate, upper fixed plate fixed connection.

Preferably, one side of the fan fixing frame is provided with a clamping block, the fan fixing frame is connected with the mounting clamping groove in a clamping mode through the clamping block, and the top end of the fan fixing frame is connected with the bottom end of the upper fixing plate.

Preferably, the top and the bottom of fan are provided with the connecting block, the fan passes through connecting block and fan mount welding.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the rotatable radiating pipe, the connecting pipe, the radiating fins, the radiating chamber and the fan, flowing air is provided for the radiating device by the fan when the automobile is at low speed, after the air flow reaches the radiating pipe through the filter screen, the air flow pushes the radiating fins to move, and the radiating fins drive the radiating pipe to rotate around the connecting pipe, so that each radiating fin can be fully contacted with the air flow, the radiating pipe is uniformly heated, the radiating effect of the radiating pipe is improved, the temperature distribution of the radiating pipe is uniform, the problem of nonuniform radiation of the radiating device is effectively solved, the problem that the temperature difference of the radiating pipe is large due to high temperature of cooling liquid when the automobile runs at high speed is prevented, the radiating pipe is cracked due to nonuniform thermal;

2. the filter screen is integrally divided into a plurality of groups of small filter screens by the filter screen internal support frame through the filter screen mounting plate, the filter screen support frame, the filter screen internal support frame and the filter screen limiting groove, when the wind speed is high when an automobile moves forward, most of wind pressure is borne by the filter screen internal support frame, the damage of the filter screen caused by overlarge wind pressure is reduced, the filter screen limiting groove and the filter screen support frame can protect the filter screen from being deviated, the filter screen is prevented from being damaged due to contact with other parts in the heat dissipation device, and the problem that the filter screen is weak in structure and easy to damage;

3. through the arrangement of the fixing latch, the filter screen fixing clamp groove, the filter screen limiting groove, the connecting thread and the mounting clamp groove, the dust filter screen is arranged between the fan and the radiating pipe through the filter screen fixing clamping groove, the dust filter screen is fixed through the fixing clamping lock and the fixing buckle arranged on the upper fixing plate, the connecting pipe is rotationally connected with the radiating pipe through the groove arranged on one side, the fan fixing frame is connected with the lower fixing plate through the mounting clamping groove in a clamping way, and fixing slot's direction is just to the wind gap direction, prevents that the wind pressure is too big with fan mount and bottom plate separation, need not to use the bolt can be connected each part, has effectively solved the fixed difficult problem of installation dismantlement of bolted construction, and filter screen fixing slot can effectually prevent that the dust filter screen from taking place the skew because of reasons such as wind pressure or vibration, has reduced the collision with other parts in the heat abstractor, has protected heat abstractor's safety.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the mounting structure of the present invention;

FIG. 3 is a schematic view of a heat pipe installation structure according to the present invention;

FIG. 4 is a schematic view of the dust filter according to the present invention;

FIG. 5 is a schematic view of the internal structure of the dust filter according to the present invention;

FIG. 6 is a schematic view of a heat pipe structure according to the present invention;

FIG. 7 is a schematic view of the inner structure of the heat sink tube according to the present invention;

FIG. 8 is a schematic view of the latch of the present invention.

In the figure: 1. a lower fixing plate; 2. a coolant inlet; 3. a dust filter screen; 4. an upper fixing plate; 5. fixing the card lock; 6. a filter screen fixing plate; 7. a coolant outlet; 8. a radiating pipe; 9. a connecting pipe; 10. a filter screen limiting groove; 11. a filter screen mounting plate; 12. the filter screen is fixed with a clamping groove; 13. a filter screen support frame; 14. a support frame inside the filter screen; 15. connecting threads; 16. a heat sink; 17. a heat dissipation chamber; 18. a fan fixing frame; 19. a fan; 20. installing a clamping groove; 21. fixing the buckle; 22. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, a heat dissipation device comprises a lower fixing plate 1, a cooling liquid inlet 2 is disposed on one side of the lower fixing plate 1, an installation clamping groove 20 is disposed on an outer wall of one end of the lower fixing plate 1, a fan fixing frame 18 is disposed on one side of the installation clamping groove 20 at one end of the lower fixing plate 1, a plurality of sets of fans 19 are disposed inside the fan fixing frame 18, a dust filter screen 3 is disposed at a top end of the lower fixing plate 1, a filter screen fixing plate 6 is disposed at a top end of the dust filter screen 3, a plurality of sets of filter screen fixing clamping grooves 12 are disposed on two sides of the top end of the filter screen fixing plate 6, a filter screen mounting plate 11 is disposed at a bottom end of the dust filter screen 3, a plurality of sets of filter screen support frames 13 are disposed inside the dust filter screen 3, a plurality of sets, the outside of cooling tube 8 sets up multiunit fin 16, the top and the bottom of cooling tube 8 are provided with multiunit connecting pipe 9, the outside of multiunit connecting pipe 9 is provided with connecting thread 15, be provided with upper fixed plate 4 directly over bottom plate 1, filter screen spacing groove 10 has all been seted up with the inside of bottom plate 1 to upper fixed plate 4, be provided with fixed kayser 5 directly over the top of upper fixed plate 4 is located filter screen spacing groove 10, one side of fixed kayser 5 is provided with pivot 22, one side that pivot 22 was kept away from to fixed kayser 5 is provided with fixed buckle 21, one side of upper fixed plate 4 is provided with coolant liquid export 7.

Please refer to fig. 1, the lower fixing plate 1 and the upper fixing plate 4 have the same shape, and the lower fixing plate 1 and the upper fixing plate 4 are both provided with a pipeline therein, the lower fixing plate 1 is connected with the cooling liquid inlet 2 through a pipeline, the upper fixing plate 4 is connected with the cooling liquid outlet 7 through a pipeline, so that the heat dissipation device can be maintained on the same vertical line, and the pipeline can enable the cooling liquid to flow in the heat dissipation device.

Please refer to fig. 4, the dust filter screen 3 is slidably connected to the lower fixing plate 1 and the upper fixing plate 4 through the filter screen limiting groove 10, the filter screen fixing plate 6 is located above the upper fixing plate 4, the dust filter screen 3 is located between the fan fixing frame 18 and the heat dissipation pipe 8, the dust filter screen 3 can filter dust and impurities in the heat dissipation air to prevent the impurities from damaging the heat dissipation device, and the dust filter screen 3 is conveniently cleaned through the sliding connection.

Please refer to fig. 5, the inner supporting frame 14 of the filter screen is welded to the supporting frame 13 of the filter screen, the fixing plate 6 of the filter screen is welded to the mounting plate 11 of the filter screen through the supporting frame 13 of the filter screen, and the inner supporting frame 14 of the filter screen can divide the dust filter screen 3 into a plurality of small filter screens, so as to reduce the wind pressure borne by the dust filter screen 3 and reduce the damage probability of the dust filter screen 3.

Please refer to fig. 1 and 8, the fixing latch 5 is connected to the filter fixing plate 6 through the filter fixing slot 12, a protrusion is disposed on one side of the fixing latch 5, the fixing latch 5 is connected to the fixing buckle 21 through the protrusion, and the fixing latch 5 can fasten the dust filter 3 in the heat sink to prevent the dust filter 3 from separating from the heat sink when the vehicle moves and vibrates.

Please refer to fig. 6 and 7, the heat dissipation pipe 8 and the heat dissipation plate 16 may be made of brass, aluminum, zinc alloy, and heat dissipation plastic, which are all favorable for heat conduction, so that the heat dissipation pipe 8 can dissipate the high temperature coolant inside, the heat dissipation chamber 17 is disposed inside the heat dissipation pipe 8, and the heat dissipation chamber 17 is convenient for the heat exchange between the heat dissipation pipe 8 and the coolant.

Please refer to fig. 3 and 7, a plurality of connection pipes 9 are provided with a rotary slot at one end, the connection pipes 9 are rotatably connected to the heat dissipation pipe 8 through the rotary slot, the connection pipes 9 are fixedly connected to the lower fixing plate 1 and the upper fixing plate 4 through the connection screw 15, and the heat dissipation pipe 8 can rotate through the rotary slot, so that the heat dissipation fins 16 around can uniformly contact with the heat dissipation wind along with the rotation of the heat dissipation pipe 8.

Please refer to fig. 1 and fig. 2, a clamping block is disposed on one side of the fan fixing frame 18, the fan fixing frame 18 is connected to the mounting clamping groove 20 by the clamping block, and the top end of the fan fixing frame 18 is connected to the bottom end of the upper fixing plate 4, so that the fan fixing frame 18 can be connected to the lower fixing plate 1 without using bolts.

Please refer to fig. 1, the top and bottom of the fan 19 are provided with connecting blocks, the fan 19 is welded to the fan fixing frame 18 through the connecting blocks, when the vehicle moves at a low speed, the external wind force is not enough to dissipate the heat of the heat dissipating pipe 8, and the fan 19 is needed to assist in supplying the wind.

The working principle is as follows: starting the automobile to normally run, firstly, when the automobile moves at a low speed, the wind speed of the outside entering the heat dissipation device is insufficient, then the fan 19 provides main heat dissipation wind, when the speed of the automobile reaches a certain speed, the heat dissipation wind is provided by the outside wind, high-temperature cooling liquid enters the heat dissipation device from the cooling liquid inlet 2 through the outside pressurization and enters the heat dissipation chamber 17 through the connecting pipe 9, meanwhile, the heat dissipation wind reaches the heat dissipation pipe 8 through the dust filter screen 3, when the heat dissipation wind passes through the dust filter screen 3, the dust filter screen 3 filters dust and impurities in the heat dissipation wind, the damage of the dust to the heat dissipation device is reduced, the heat dissipation wind blows the heat dissipation fins 16 to displace, the heat dissipation pipe 8 starts to rotate around the connecting pipe 9 under the driving of the heat dissipation fins 16, the heat dissipation pipe 8 also starts to drive the high-temperature cooling liquid in the heat dissipation pipe 8 to rotate to generate vortex, so that the cooling liquid with, the temperature of the cooling liquid is uniformly distributed, the heat dissipation efficiency is improved, each group of cooling fins 16 can be fully contacted with heat dissipation wind when rotating, the heat dissipation pipes 8 can uniformly dissipate heat, the temperature outside the heat dissipation pipes 8 is kept the same, the temperature difference of different parts of the heat dissipation pipes 8 caused by overhigh temperature of the cooling liquid when an automobile runs at high speed is reduced, the heat dissipation pipes 8 crack due to expansion and contraction, the service life of the heat dissipation pipes 8 is effectively prolonged, the temperature of the high-temperature cooling liquid in a plurality of groups of heat dissipation pipes 8 is continuously reduced to be normal-temperature cooling liquid, the heat dissipation device is discharged through a cooling liquid outlet 7, a plurality of groups of filter screen inner support frames 14 are arranged in the dust filter screen 3, the automobile can run at high speed, the wind pressure is overlarge, the plurality of groups of filter screen inner support frames 14 can share, improve dust filter screen 3's life, and fan mount 18 is connected with bottom plate 1 through mounting groove 20, dust filter screen 3 and filter screen spacing groove 10 sliding connection, it is fixed through fixed kayser 5, connecting pipe 9 passes through connecting thread 15 and installs between bottom plate 1 and upper fixed plate 4, most parts all need not to use the bolt to fix in the messenger heat abstractor, made things convenient for and dismantled heat abstractor when maintaining, improved work efficiency.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A heat dissipation device comprises a lower fixing plate (1), and is characterized in that: one side of the lower fixing plate (1) is provided with a cooling liquid inlet (2), the outer wall of one end of the lower fixing plate (1) is provided with an installation clamping groove (20), one end of the lower fixing plate (1) located at one side of the installation clamping groove (20) is provided with a fan fixing frame (18), a plurality of groups of fans (19) are arranged inside the fan fixing frame (18), the top end of the lower fixing plate (1) is provided with a dust filter screen (3), the top end of the dust filter screen (3) is provided with a filter screen fixing plate (6), two sides of the top end of the filter screen fixing plate (6) are provided with a plurality of groups of filter screen fixing clamping grooves (12), the bottom end of the dust filter screen (3) is provided with a filter screen mounting plate (11), a plurality of groups of filter screen support frames (13) are arranged inside the dust filter screen (3), a plurality of groups, the top end of the lower fixing plate (1) is arranged at one side of the dust filter screen (3) and is provided with a plurality of groups of radiating pipes (8), a plurality of groups of radiating fins (16) are arranged on the outer side of the radiating pipe (8), a plurality of groups of connecting pipes (9) are arranged at the top end and the bottom end of the radiating pipe (8), connecting threads (15) are arranged on the outer sides of the plurality of groups of connecting pipes (9), an upper fixing plate (4) is arranged right above the lower fixing plate (1), filter screen limiting grooves (10) are formed in the upper fixing plate (4) and the lower fixing plate (1), a fixed latch (5) is arranged at the top end of the upper fixed plate (4) right above the filter screen limiting groove (10), a rotating shaft (22) is arranged on one side of the fixed lock (5), a fixed buckle (21) is arranged on one side of the fixed lock (5) far away from the rotating shaft (22), and a cooling liquid outlet (7) is formed in one side of the upper fixing plate (4).

2. The heat dissipating device of claim 1, wherein: the shape of bottom plate (1) is the same with upper fixed plate (4), and all is provided with the pipeline in bottom plate (1) and upper fixed plate (4), bottom plate (1) is connected with coolant liquid entry (2) through the pipeline, upper fixed plate (4) are connected with coolant liquid export (7) through the pipeline.

3. The heat dissipating device of claim 1, wherein: dust filter screen (3) are through filter screen spacing groove (10) and bottom plate (1), upper fixed plate (4) sliding connection, filter screen fixed plate (6) are located the top of upper fixed plate (4), dust filter screen (3) are located between fan mount (18) and cooling tube (8).

4. The heat dissipating device of claim 1, wherein: the filter screen fixing plate is characterized in that the inner support frame (14) of the filter screen is perpendicular to the filter screen support frame (13) and welded with the filter screen support frame (13), and the filter screen fixing plate (6) is welded with the filter screen mounting plate (11) through the filter screen support frame (13).

5. The heat dissipating device of claim 1, wherein: the fixed clamping lock (5) is connected with the filter screen fixing plate (6) in a clamping mode through the filter screen fixing clamping groove (12), a protruding block is arranged on one side of the fixed clamping lock (5), and the fixed clamping lock (5) is connected with the fixed clamping buckle (21) in a clamping mode through the protruding block.

6. The heat dissipating device of claim 1, wherein: the material of cooling tube (8) and fin (16) can be by brass, aluminium, zinc alloy, heat dissipation plastics and constitute, the inside of cooling tube (8) is provided with heat dissipation chamber (17).

7. The heat dissipating device of claim 1, wherein: multiunit the one end of connecting pipe (9) is provided with the rotary trough, the multiunit connecting pipe (9) are rotated through rotary trough and cooling tube (8) and are connected, the multiunit connecting pipe (9) are through connecting thread (15) and bottom plate (1), upper fixed plate (4) fixed connection.

8. The heat dissipating device of claim 1, wherein: one side of the fan fixing frame (18) is provided with a clamping block, the fan fixing frame (18) is connected with the mounting clamping groove (20) in a clamping mode through the clamping block, and the top end of the fan fixing frame (18) is connected with the bottom end of the upper fixing plate (4).

9. The heat dissipating device of claim 1, wherein: the top and the bottom of fan (19) are provided with the connecting block, fan (19) pass through the connecting block and fan mount (18) welding.