CN209305820U

CN209305820U - High temperature heat dissipation unmanned plane propeller

Info

Publication number: CN209305820U
Application number: CN201822002924.1U
Authority: CN
Inventors: 任强; 王鸿钦; 李月峰; 袁根红; 李景华
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-30
Filing date: 2018-11-30
Publication date: 2019-08-27
Anticipated expiration: 2028-11-30

Abstract

The utility model relates to unmanned plane equipment technical fields, and disclose high temperature heat dissipation unmanned plane propeller, including mounting ring and connecting shaft, the outer surface of the mounting ring is fixedly installed with mounting blocks, the other end of the mounting blocks is fixedly installed with blade, the front of the blade offers convection holes, and the outer surface movable sleeve of the mounting ring is connected to pull rod.High temperature heat dissipation unmanned plane propeller, by the way that diamondwise is arranged in blade, the resistance of air can be effectively reduced, reduce the frictional force of propeller air-flow and propeller in rotary course, convection holes are offered by the front in blade, the convection current of air can effectively be increased, it ensure that the thermal diffusivity of blade, additionally by the pivot bush unit of fixed block and fixation hole, avoid blade directly with connect axis connection, it greatly reduces connecting shaft to conduct the heat of blade, ensure that the service life of propeller, substantially increase the practicability of the propeller.

Description

High temperature heat dissipation unmanned plane propeller

Technical field

The utility model relates to unmanned plane equipment technical fields, specially high temperature heat dissipation unmanned plane propeller.

Background technique

Unmanned plane, that is, UAV, english abbreviation are " UAV ", are to utilize radio robot and the program provided for oneself The not manned aircraft of control device manipulation, or fully or intermittently automatically operated by car-mounted computer, propeller refers to Rotated in air or water by blade, convert engine rotation power in the device of propulsive force, can there are two or more leaf It is connected with hub, the one side backward of leaf is helicoid or a kind of propeller for being similar to helicoid, and propeller is the important of unmanned plane Component part.

In high-speed rotation process, on the surface of propeller, propeller can be with for gas shock for existing unmanned plane propeller Air generates friction, and in addition the connecting shaft of propeller is because high speed rotation can also generate a large amount of heat, when leading to unmanned captain Between flight rear screw shaft can generate a large amount of heat, and then it is excessively high and generate failure to will lead to propeller heat, influences unmanned plane Use be not easy to mount and dismount, therefore, need in addition, existing propeller is to adopt to be secured with nuts mostly during installation Produce a kind of high temperature heat dissipation unmanned plane propeller.

Utility model content

In view of the deficiencies of the prior art, the utility model provides high temperature heat dissipation unmanned plane propeller, has high temperature heat dissipation The advantages of with being easily installed and dismantling, solves existing unmanned plane propeller in high-speed rotation process, and gas shock is in spiral shell The surface of paddle is revolved, propeller can generate friction with air, and in addition the connecting shaft of propeller is because high speed rotation can also generate largely Heat, cause unmanned plane flying for long time rear screw shaft that can generate a large amount of heat, and then it is excessively high to will lead to propeller heat And failure is generated, the use of unmanned plane is influenced, in addition, existing propeller is to adopt to be secured with nuts mostly during installation, it is inconvenient In installation and removal the problem of.

The utility model provides the following technical solutions: high temperature heat dissipation unmanned plane propeller, including mounting ring and connecting shaft, institute The outer surface for stating mounting ring is fixedly installed with mounting blocks, and the other end of the mounting blocks is fixedly installed with blade, the blade Front offers convection holes, and the outer surface movable sleeve of the mounting ring is connected to pull rod, and the quantity of the pull rod is four, four institutes It states pull rod to run through mounting ring and extend to the outside of mounting ring, one end that the pull rod is located inside mounting ring is fixedly connected with Fixed block, the outer surface movable sleeve of the pull rod are connected to the compressed spring inside mounting ring, the outer surface of the connecting shaft Offer fixation hole.

Preferably, the quantity of the blade be four, four blades be circumferentially evenly distributed on the surface of mounting ring and Angle between two adjacent blades is 90 degree.

Preferably, four pull rods are located at one end outside mounting ring and are fixedly installed with pull ring, the pull ring it is interior Rough surface.

Preferably, one end of the compressed spring is fixedly connected with the inner wall of mounting ring, the other end of the mounting ring with Fixed block is fixedly connected.

Preferably, the quantity of the fixation hole is four, and four fixation holes are circumferentially evenly distributed on the outer of connecting shaft Surface and with fixed block pivot bush unit.

Preferably, the front of the blade is diamond shape, and the quantity of the convection holes is eight.

Be compared with the prior art, the utility model have it is following the utility model has the advantages that

1, high temperature heat dissipation unmanned plane propeller can effectively reduce the resistance of air by the way that diamondwise is arranged in blade Power reduces the frictional force of propeller air-flow and propeller in rotary course, offers convection holes by the front in blade, can Effectively to increase the convection current of air, the thermal diffusivity of blade ensure that, additionally by the pivot bush unit of fixed block and fixation hole, keep away Exempted from blade directly with connect axis connection, greatly reduce connecting shaft and the heat of blade conducted, avoid unmanned plane for a long time Flight rear screw shaft, which leads to the problem of a large amount of heat, causes propeller to generate failure, ensure that the service life of propeller, greatly The practicability of the propeller is improved greatly.

2, high temperature heat dissipation unmanned plane propeller, passes through the phase interworking between pull rod, pull ring, fixed block and compressed spring It closes, under the elastic force effect of compressed spring, fixed block and fixation hole pivot bush unit can be made to achieve the effect that fixed, pull and draw Ring can be such that fixed block and fixation hole is detached from, the efficiency for substantially increasing the propeller installation and removal when being.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the front schematic view of the utility model；

Fig. 3 is the front schematic view of the utility model fixation hole；

Fig. 4 is the cross-sectional view of the utility model connecting shaft；

Fig. 5 is the enlarged diagram at the utility model A.

In figure: 1, mounting ring；2, mounting blocks；3, blade；4, pull rod；5, pull ring；6, fixed block；7, compressed spring；8, even Spindle；9, fixation hole；10, convection holes.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1-5, high temperature heat dissipation unmanned plane propeller, including mounting ring 1 and connecting shaft 8, the outer surface of mounting ring 1 Mounting blocks 2 are fixedly installed with, the other end of mounting blocks 2 is fixedly installed with blade 3, and the front of blade 3 is diamond shape, can be effective The resistance of air is reduced, the frictional force of propeller air-flow and propeller in rotary course is reduced, the quantity of blade 3 is four, Angle between the circumferential surface for being evenly distributed on mounting ring 1 of four blades 3 and two adjacent blades 3 is 90 degree, leaf The front of piece 3 offers convection holes 10, and the quantity of convection holes 10 is eight, can effectively increase the convection current of air, ensure that The thermal diffusivity of blade 3, the outer surface movable sleeve of mounting ring 1 are connected to pull rod 4, and the quantity of pull rod 4 is four, and four pull rods 4 are located at One end outside mounting ring 1 is fixedly installed with pull ring 5, and the rough inner surface of pull ring 5 ensure that operator is pulling pull ring 5 When hand it is comfortable, four pull rods 4 through mounting ring 1 and extend to the outside of mounting ring 1, and pull rod 4 is located inside mounting ring 1 One end be fixedly connected with fixed block 6, the outer surface movable sleeve of pull rod 4 is connected to the compressed spring 7 inside mounting ring 1, pressure One end of contracting spring 7 is fixedly connected with the inner wall of mounting ring 1, compressed spring 7 elastic force effect under, can make fixed block 6 with 9 pivot bush unit of fixation hole achievees the effect that fixed, pulls pull ring 5, fixed block 6 and fixation hole 9 can be made to be detached from, substantially increased Efficiency when propeller installation and removal are, the other end of mounting ring 1 are fixedly connected with fixed block 6, the outer surface of connecting shaft 8 Offer fixation hole 9, the quantity of fixation hole 9 is four, the circumferential outer surface for being evenly distributed on connecting shaft 8 of four fixation holes 9 and With 6 pivot bush unit of fixed block.

In use, four pull rings 5 are first pulled respectively, by 1 set of the mounting ring surface in connecting shaft 8, then along connecting shaft 8 The ring 1 that is downwardly slidably installed, reach four fixed blocks 6 with 9 pivot bush unit of corresponding four fixation holes respectively Fixed effect, can be completed the installation of propeller, start unmanned plane, and during unmanned plane during flying, the blade 3 of diamond shape can be with It effectively reduces the resistance of air, reduces the frictional force of propeller air-flow and propeller in rotary course, convection holes 10 can be with The effective convection current for increasing air, ensure that the thermal diffusivity of blade 3, after the work for stopping unmanned plane, need to only pull four pull rings 5, it is detached from fixed block 6 and fixation hole 9, removing mounting ring 1 can be completed the disassembly of the propeller.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

The unmanned plane propeller 1. high temperature radiates, including mounting ring (1) and connecting shaft (8), it is characterised in that: the mounting ring (1) Outer surface be fixedly installed with mounting blocks (2), the other end of the mounting blocks (2) is fixedly installed with blade (3), the blade (3) front offers convection holes (10), and the outer surface movable sleeve of the mounting ring (1) is connected to pull rod (4), the pull rod (4) Quantity be four, four pull rods (4) through mounting ring (1) and extend to the outside of mounting ring (1), the pull rod (4) it is located at mounting ring (1) internal one end to be fixedly connected with fixed block (6), the outer surface movable sleeve of the pull rod (4) is connected to position In the internal compressed spring (7) of mounting ring (1), the outer surface of the connecting shaft (8) offers fixation hole (9).
The unmanned plane propeller 2. high temperature according to claim 1 radiates, it is characterised in that: the quantity of the blade (3) is Four, four blades (3) are circumferentially evenly distributed on the surface of mounting ring (1) and the folder between two adjacent blades (3) Angle is 90 degree.
The unmanned plane propeller 3. high temperature according to claim 1 radiates, it is characterised in that: four pull rods (4) are located at The external one end of mounting ring (1) is fixedly installed with pull ring (5), the rough inner surface of the pull ring (5).
The unmanned plane propeller 4. high temperature according to claim 1 radiates, it is characterised in that: the one of the compressed spring (7) End is fixedly connected with the inner wall of mounting ring (1), and the other end of the mounting ring (1) is fixedly connected with fixed block (6).
The unmanned plane propeller 5. high temperature according to claim 1 radiates, it is characterised in that: the quantity of the fixation hole (9) Be four, four fixation holes (9) be circumferentially evenly distributed on the outer surface of connecting shaft (8) and with fixed block (6) pivot bush unit.
The unmanned plane propeller 6. high temperature according to claim 1 radiates, it is characterised in that: the front of the blade (3) is Diamond shape, the quantity of the convection holes (10) are eight.