CN213620204U - Unmanned aerial vehicle uses heat radiation structure - Google Patents

Abstract

The utility model discloses a heat radiation structure for unmanned aerial vehicle, including fuselage shell, fan housing, circuit box, heat dissipation frame and radiating groove, fuselage shell bottom central authorities are provided with the bottom plate, and the bottom plate has seted up the louvre all around to the louvre bottom is seted up and is the equipment groove, fan housing installs at the equipment inslot, and the fan housing bottom side is connected with the filter screen to fan housing rear side is provided with the circuit board, circuit box connects on the circuit board, and is provided with the mounting panel on the circuit box to the circuit box top is provided with square convex block, the heat dissipation frame is connected at fan housing middle part, and installs little fan in the fan housing to be provided with the heating panel in the heat dissipation frame, the radiating groove symmetry is seted up in equipment groove both sides. This heat radiation structure for unmanned aerial vehicle can strengthen the circulation of air between the unmanned aerial vehicle internal plant, can in time derive the heat conduction to can effectively increase heat radiation structure's heat dissipation capacity, be convenient for strengthen unmanned aerial vehicle's life.

Description

Unmanned aerial vehicle uses heat radiation structure

Technical Field

The utility model relates to an unmanned aerial vehicle heat dissipation technical field specifically is a heat radiation structure for unmanned aerial vehicle.

Background

Along with the continuous development of science and technology, the unmanned aerial vehicle technique has matured more, utilizes unmanned aerial vehicle to carry out geological exploration and replace human labor and has become the normality gradually, and unmanned aerial vehicle often needs to fly for several hours in the during operation, and the inside mobile device of unmanned aerial vehicle and power control center belong to high power equipment, if the operation is overheated to lead to equipment to damage easily, consequently equipment is overheated to lead to the circuit component to damage also is the important reason that unmanned aerial vehicle life shortens.

The heat dissipation plays crucial effect to the normal operating that slows down high power equipment, however the unmanned aerial vehicle heat radiation structure is wanted to the current, can not carry out the high efficiency heat dissipation for unmanned aerial vehicle's internal plant, and the radiating effect is limited, and the inside circulation of air of organism is not smooth and easy, can not in time derive the heat, makes unmanned aerial vehicle's life shorten easily, to above-mentioned problem, the urgent need carries out the innovative design on original unmanned aerial vehicle heat radiation structure's basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat radiation structure for unmanned aerial vehicle to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat radiation structure for unmanned aerial vehicle, includes fuselage shell, fan casing, circuit box, heat dissipation frame and radiating groove, fuselage shell bottom central authorities are provided with the bottom plate, and the bottom plate has seted up the louvre all around to the louvre bottom is seted up and is the equipment groove, fan casing installs at the equipment inslot, and fan casing bottom side is connected with the filter screen to fan casing rear side is provided with the circuit board, the circuit box is connected on the circuit board, and is provided with the mounting panel on the circuit box to circuit box top is provided with square convex block, and square groove has been seted up to square convex block both sides simultaneously, the heat dissipation frame is connected at fan casing middle part, and installs little fan in the fan casing to be provided with the heating panel in the heat dissipation frame, be connected with annular convex block in the fan casing simultaneously.

Preferably, the heat dissipation holes are of a sunken concave structure on the machine body shell, are in penetrating connection with the machine body shell and are in an inclined oval shape.

Preferably, fan housing is aluminium system material, and fan housing and filter screen constitution dismantlement structure to fan housing and circuit board constitution intercommunication structure, fan housing is provided with 2 about circuit board centrosymmetric simultaneously.

Preferably, the square bumps are distributed and arranged on the circuit board at equal intervals along the edges of the two sides, the square bumps and the square grooves are in a staggered distribution structure, and the square grooves, the circuit board and the circuit box form a communication structure.

Preferably, the heat dissipation frame is in a hollow circular ring shape, heat dissipation plates are distributed and arranged in the heat dissipation frame at equal intervals in the horizontal direction, and the heat dissipation frame and the fan shell form a clamp and a structure through the annular convex blocks.

Preferably, the radiating groove is provided with 2 about equipment groove centrosymmetry, and the radiating groove is hemispherical hollow out construction to the radiating groove constitutes with the fuselage shell and dismantles the structure.

Compared with the prior art, the beneficial effects of the utility model are that: the heat dissipation structure for the unmanned aerial vehicle adopts a novel structural design, when the device is used, the structure of the heat dissipation holes and the heat dissipation grooves is arranged on the body shell, so that the device is convenient to enhance the air circulation of the internal space of the unmanned aerial vehicle, the heat dissipation rate of the unmanned aerial vehicle can be accelerated, the heat dissipation effect is improved, the filter screen, the heat dissipation frame, the small fan and the heat dissipation plate can be connected on the fan shell, the device can quickly conduct heat generated by equipment, the heat is not easy to gather at the periphery of a circuit element, the heat dissipation efficiency of the device can be improved, the heat dissipation space between a power supply and a circuit can be enlarged through the structure of the square bumps and the square grooves arranged on the circuit board, the heat dissipation rate of heat dissipation can be accelerated, the damage of original components such as circuit equipment of the unmanned aerial vehicle;

1. the structure of the heat dissipation holes and the heat dissipation grooves is arranged on the shell of the unmanned aerial vehicle body, the heat dissipation holes are of an inclined inward concave structure and the arc-shaped structures of the heat dissipation grooves, so that the principle of increasing the air circulation speed inside the case is facilitated, the device can facilitate enhancing the air circulation in the internal space of the unmanned aerial vehicle, the heat dissipation speed of the unmanned aerial vehicle can be increased, and the purpose of improving the heat dissipation effect is achieved;

2. the fan shell is connected with a structure of the filter screen, the radiating frame, the small fan and the radiating plate, the transmission rate of heat is accelerated through the fan shell, the radiating frame and the radiating plate made of aluminum materials, and the small fan is used for heat evacuation of equipment, so that the principle of equipment cooling is facilitated, the device can rapidly conduct heat generated by the equipment, the heat is not easy to gather at the periphery of a circuit element, and the radiating efficiency of the device can be improved;

3. set up the structure of square convex block and square groove on the circuit board, the difference in height through square convex block and square groove increases the area of circulation of air to in time sparse thermal principle, the realization device can enlarge the heat dissipation space between power and circuit, can accelerate the speed of heat dispersion, be convenient for reduce the damage of original paper such as unmanned aerial vehicle circuit equipment, can effectively promote unmanned aerial vehicle's life's function.

Drawings

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

FIG. 2 is a schematic view of the three-dimensional structure of the heat dissipation holes of the present invention;

FIG. 3 is a schematic perspective view of the fan casing of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the heat dissipation plate of the present invention;

FIG. 5 is a schematic view of a three-dimensional structure of the heat dissipation frame of the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the heat sink of the present invention.

In the figure: 1. a fuselage shell; 2. a base plate; 3. heat dissipation holes; 4. an equipment groove; 5. a fan housing; 6. a filter screen; 7. a circuit board; 8. a circuit box; 9. mounting a plate; 10. a square bump; 11. a square groove; 12. a heat dissipation frame; 13. a small fan; 14. a heat dissipation plate; 15. an annular projection; 16. a heat dissipation groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a heat dissipation structure for an unmanned aerial vehicle comprises a body shell 1, a bottom plate 2, heat dissipation holes 3, an equipment groove 4, a fan shell 5, a filter screen 6, a circuit board 7, a circuit box 8, a mounting plate 9, square bumps 10, square grooves 11, a heat dissipation frame 12, a small fan 13, a heat dissipation plate 14, annular bumps 15 and a heat dissipation groove 16, wherein the bottom center of the bottom of the body shell 1 is provided with the bottom plate 2, the heat dissipation holes 3 are formed in the periphery of the bottom plate 2, the bottom of each heat dissipation hole 3 is provided with the equipment groove 4, the fan shell 5 is mounted in the equipment groove 4, the bottom side of the fan shell 5 is connected with the filter screen 6, the circuit board 7 is arranged on the rear side of the fan shell 5, the circuit box 8 is connected onto the circuit board 7, the mounting plate 9 is arranged on the circuit box 8, the square bumps 10 are arranged on the top of the circuit, and a small fan 13 is arranged in the fan shell 5, a heat dissipation plate 14 is arranged in the heat dissipation frame 12, an annular convex block 15 is connected in the fan shell 5, and heat dissipation grooves 16 are symmetrically formed in two sides of the equipment groove 4.

Louvre 3 is sunken formula indent structure on fuselage shell 1, and louvre 3 and fuselage shell 1 through connection to louvre 3 is the oval shape of slope, and the setting up of above-mentioned structure makes the device can be convenient for promote the air flow, and makes the speed increase of the inside circulation of air of unmanned aerial vehicle, is favorable to quick heat dissipation.

Fan housing 5 is aluminium system material, and fan housing 5 constitutes with filter screen 6 and dismantles the structure to fan housing 5 constitutes the connectivity with circuit board 7, fan housing 5 is provided with 2 about 7 centrosymmetric of circuit board simultaneously, the setting up of above-mentioned structure makes the device can conduct the heat fast, promotes the radiating efficiency, reduces the proportion that radiator plant occupied the whole weight of unmanned aerial vehicle simultaneously, is favorable to the long-time flight work of unmanned aerial vehicle.

Square convex block 10 distributes along both sides edge equidistance on circuit board 7 and arranges, and square convex block 10 is the structure that the staggered arrangement set up with square groove 11 to square groove 11 constitutes the connectivity structure with circuit board 7 and circuit box 8, and the setting up of above-mentioned structure makes the heat that circuit board 7 and circuit box 8 produced can the fast dispersion discharge, is favorable to increasing the circulation area of air, can effectively promote the radiating effect.

The heat dissipation frame 12 is the annular shape of fretwork, and has the heating panel 14 with horizontal direction equidistance distribution arrangement in the heat dissipation frame 12 to heat dissipation frame 12 passes through annular lug 15 and constitutes card and structure with fan housing 5, and the setting up of above-mentioned structure makes the heat dissipation space of device increase, can conduct heat fast, and the later stage of being convenient for is dismantled cleanly.

The radiating groove 16 is provided with 2 about 4 centrosymmetric in equipment groove, and radiating groove 16 is hemispherical hollow out construction to the structure is dismantled with fuselage shell 1 constitution to radiating groove 16, and the setting up of above-mentioned structure makes the inside air energy fast dispersion of unmanned aerial vehicle flow, and can be convenient for unmanned aerial vehicle's installation and repair.

The working principle is as follows: when the device is used, according to the structure shown in fig. 3, 4 and 5, firstly after the unmanned aerial vehicle works for a period of time, the circuit board 7 mounted in the equipment slot 4 and the line box 8 connected to the circuit board 7 by the mounting plate 9 generate a large amount of heat due to high-load operation, a part of the heat is transferred to the outside through the square projections 10 and the square grooves 11 provided between the circuit board 7 and the circuit box 8, wherein the heat enters the fan shell 5 connected with the circuit board 7 through the square groove 11, then the small fan 13 arranged in the fan shell 5 is used for blowing air to the lower side, then the small fan 13 blows the heat to the radiating plate 14 arranged in the middle of the fan shell 5, and the heat is conducted by the radiating plate 14 made of aluminum and the radiating frame 12, meanwhile, the two groups of small fans 13 can effectively accelerate the heat dissipation efficiency of the unmanned aerial vehicle, and finally, heat can be blown to the filter screen 6 by the fans and is discharged outwards;

according to the structure shown in fig. 1, fig. 2 and fig. 6, the air in the slot 4 of the unmanned aerial vehicle equipment flows due to the rotation of the fan, another part of the heat generated between the equipment is dispersed and transferred through the heat dissipation slots 16 arranged at the two sides of the body shell 1, and the resistance of the air flow is reduced by using the arc-shaped surfaces and the grooves of the heat dissipation slots 16 so as to accelerate the heat dissipation, and finally the heat is dispersed through the heat dissipation holes 3 at the outer side of the bottom of the body shell 1, and the inner concave structures of the heat dissipation holes 3 can also be convenient for blocking the dust from entering, so as to prevent the dust from blocking the heat dissipation holes 3, if the unmanned aerial vehicle is used for a period of time, the dust which is electrostatically adsorbed due to the rotation of the small fan 13 is adhered to the filter screen 6 and the heat dissipation plate 14 of the fan shell 5, at this time, the filter screen 6 and the heat dissipation plate, so that clean, this is the theory of operation of this unmanned aerial vehicle with heat radiation structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a heat radiation structure for unmanned aerial vehicle, includes fuselage shell (1), fan housing (5), circuit box (8), heat dissipation frame (12) and radiating groove (16), its characterized in that: the central part of the bottom of the machine body shell (1) is provided with a bottom plate (2), radiating holes (3) are formed in the periphery of the bottom plate (2), equipment grooves (4) are formed in the bottoms of the radiating holes (3), the fan shell (5) is installed in the equipment grooves (4), a filter screen (6) is connected to the bottom side of the fan shell (5), a circuit board (7) is arranged on the rear side of the fan shell (5), a circuit box (8) is connected to the circuit board (7), a mounting plate (9) is arranged on the circuit box (8), a square bump (10) is arranged at the top of the circuit box (8), square grooves (11) are formed in two sides of the square bump (10), the radiating frame (12) is connected to the middle part of the fan shell (5), a small fan (13) is installed in the fan shell (5), and a radiating plate (14) is arranged, meanwhile, an annular bump (15) is connected in the fan shell (5), and the heat dissipation grooves (16) are symmetrically arranged on two sides of the equipment groove (4).

2. The heat radiation structure for the unmanned aerial vehicle of claim 1, wherein: the heat dissipation holes (3) are of a sunken concave structure on the machine body shell (1), the heat dissipation holes (3) are in through connection with the machine body shell (1), and the heat dissipation holes (3) are in an inclined oval shape.

3. The heat radiation structure for the unmanned aerial vehicle of claim 1, wherein: fan housing (5) are aluminium system material, and fan housing (5) constitute with filter screen (6) and dismantle the structure to fan housing (5) and circuit board (7) constitute the intercommunication structure, and fan housing (5) are provided with 2 about circuit board (7) centrosymmetric simultaneously.

4. The heat radiation structure for the unmanned aerial vehicle of claim 1, wherein: the square bumps (10) are distributed and arranged on the circuit board (7) along two side edges at equal intervals, the square bumps (10) and the square grooves (11) are in staggered distribution, and the square grooves (11), the circuit board (7) and the circuit box (8) form a communicating structure.

5. The heat radiation structure for the unmanned aerial vehicle of claim 1, wherein: the heat dissipation frame (12) is in a hollow circular ring shape, heat dissipation plates (14) are distributed and arranged in the heat dissipation frame (12) at equal intervals in the horizontal direction, and the heat dissipation frame (12) and the fan shell (5) form a clamp and a structure through the annular convex blocks (15).

6. The heat radiation structure for the unmanned aerial vehicle of claim 1, wherein: the heat dissipation groove (16) is arranged 2 about the central symmetry of the equipment groove (4), the heat dissipation groove (16) is of a hemispherical hollow structure, and the heat dissipation groove (16) and the machine body shell (1) form a disassembly structure.

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