Dynamic wind load measurement and control system for unmanned aerial vehicle

Abstract

The utility model discloses an unmanned aerial vehicle dynamic wind load measurement and control system comprising a pedestal, and the pedestal is provided with a power supply box, a wind tunnel fan assembly capable of being assembled, and a module auxiliary positioning assembly. The wind tunnel simulation system relates to the technical field of wind tunnel simulation, and has the beneficial effects that each fan can be independently controlled to realize accurate control of airflow, the fan can generate continuous wind, tangential wind, gust and the like to simulate common wind environments in the nature, and meanwhile, the wind tunnel simulation system adopts a modular design, and is high in expandability, movable, small in occupied area, flexible and convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of wind tunnel simulation technology, and particularly relates to a dynamic wind load measurement and control system for unmanned aerial vehicle. BACKGROUND

[0002] The existing equipment for testing the wind resistance performance of unmanned aerial vehicle generally uses a wind tunnel to test, but the wind tunnel laboratory has high cost and occupies large area, and is usually used for aviation test, so that the cost of the civil unmanned aerial vehicle is too high to detect by using the wind tunnel laboratory; and the existing unmanned aerial vehicle wind resistance performance detection equipment has problems of inconvenient movement, fixed wind speed and unadjustable wind direction, and cannot meet various test requirements. In view of the problems existing in the prior art, a new test system for testing the wind resistance performance of unmanned aerial vehicle is designed, so that a test system for testing the wind resistance performance of unmanned aerial vehicle is newly launched. CONTENT OF UTILITY MODEL

[0003] In order to solve the above problems existing in the prior art, the utility model aims at providing a dynamic wind load measurement and control system for unmanned aerial vehicle.

[0004] The utility model adopts the technical scheme that:

[0005] A dynamic wind load measurement and control system for unmanned aerial vehicle comprises a base, a power supply box and an assemblable wind tunnel fan assembly and a module auxiliary positioning assembly are arranged on the base.

[0006] The assemblable wind tunnel fan assembly comprises an outer frame, a rear frame, a single fan module, an electricity receiving groove, a power supply rack, an electricity transmission wire, a power supply connector, a fan electricity receiving end, a fixing frame, a first buckle groove, a first buckle, a lifting column, a jack, a pull ring, a first spring, a second buckle groove, a second buckle, a second spring, a power supply metal sheet, a lock catch and a lock hole.

[0007] The outer frame is installed on the base, the rear frame is installed at the rear of the outer frame, the electricity receiving groove is arranged on the single fan module and the rear frame, the electricity transmission wire is installed in the electricity receiving groove, the power supply connector is installed on the power supply rack and connected with the electricity transmission wire, the fan electricity receiving end is installed in the electricity receiving groove of the single fan module, the fixing frame is installed on the power supply rack, the first buckle groove is arranged on the fixing frame, the first buckle is installed in the first buckle groove, the first spring is installed in the first buckle groove and sleeved on the first buckle, the lock hole is arranged on the surface of the single fan module, the second buckle is installed at the rear of the power supply rack, the second buckle groove is arranged on the rear frame, the jack is arranged on the rear frame, the lifting column is inserted into the jack, the lock catch is installed in the second buckle groove and connected with the lifting column, the second spring is installed in the second buckle groove and abuts against the lock catch, and the power supply metal sheet is embedded in the rear frame and connected with the power supply box.

[0008] Preferably, further, the module auxiliary positioning assembly comprises: a sliding channel, a sliding rail and a positioning plate.

[0009] The sliding channel is arranged in front of the single fan module, and the sliding rail is installed on the positioning plate and in the sliding channel.

[0010] Preferably, further, side supporting wheels are arranged on both sides of the base, and self-locking universal wheels are arranged at the bottom of the base.

[0011] Preferably, further, a maintenance door is arranged on the power supply box.

[0012] Beneficial effects

[0013] The unmanned aerial vehicle dynamic wind load measurement and control system has the following beneficial effects:

[0014] Each fan can be controlled individually, precise control of airflow is realized, and the system can emit sustained wind, tangential wind, gust and the like to simulate common wind environment in nature; meanwhile, the system adopts a modular design, has strong expandability, is movable, occupies small area and is flexible and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model will be explained in further detail in combination with the drawings and specific implementation methods.

[0016] Figures 1-3 Fig. 1 is a three-dimensional appearance structure schematic diagram of the unmanned aerial vehicle dynamic wind load measurement and control system of the utility model;

[0017] Figures 4-5 Fig. 2 is a side view sectional structure schematic diagram of the unmanned aerial vehicle dynamic wind load measurement and control system of the utility model;

[0018] Figures 6-7 Fig. 3 is a three-dimensional structure schematic diagram of the module auxiliary positioning assembly of the unmanned aerial vehicle dynamic wind load measurement and control system of the utility model;

[0019] Figures 8-11 Fig. 4 is a local enlarged structure schematic diagram of the assemblable wind tunnel fan assembly of the unmanned aerial vehicle dynamic wind load measurement and control system of the utility model.

[0020] In the drawing: 1, base; 2, power supply box; 3, outer frame; 4, rear frame; 5, single fan module; 6, power receiving groove; 7, power supply frame; 8, power transmission wire; 9, power supply connector; 10, fan power receiving end; 11, fixing frame; 12, first clamping groove; 13, first clamping buckle; 14, lifting column; 15, insertion hole; 16, pull ring; 17, first spring; 18, second clamping groove; 19, second clamping buckle; 20, second spring; 21, locking hole; 22, sliding channel; 23, sliding rail; 24, positioning plate; 25, power supply metal sheet; 26, locking buckle; DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and are not used to limit the utility model, that is, the described examples are only a part of the examples of the utility model, but not all the examples. The components of the utility model examples described and shown in the drawings herein can be arranged and designed in various different configurations.

[0022] Therefore, the detailed description of the embodiments of the utility model provided in the drawings below is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] The specific implementation of the utility model will be described below in combination with Figures 1-11 a kind of unmanned aerial vehicle dynamic wind load measurement and control system, including base 1, the base 1 is equipped with power supply box 2 and the wind tunnel fan assembly and module auxiliary positioning assembly of assemblable.

[0024] Wherein, the wind tunnel fan assembly of assemblable, include: outer frame 3, rear frame 4, single fan module 5, power supply groove 6, power supply frame 7, power transmission line 8, power supply connector 9, fan power connection end 10, fixing frame 11, first buckle slot 12, first buckle 13, lifting column 14, jack 15, pull ring 16, first spring 17, second buckle slot 18, second buckle 19, second spring 20, power supply metal sheet 25, lock hole 21 and lock 26;

[0025] The outer frame 3 is installed on the base 1, the rear frame 4 is installed behind the outer frame 3, the power connection groove 6 is opened on the single fan module 5 and the rear frame 4, the power transmission wire 8 is installed in the power connection groove 6, the power supply connector 9 is installed on the power supply frame 7 and connected with the power transmission wire 8, the fan power connection end 10 is installed in the power connection groove 6 of the single fan module 5, the fixing frame 11 is installed on the power supply frame 7, the first buckle groove 12 is opened on the fixing frame 11, the first buckle 13 is installed in the first buckle groove 12, the first spring 17 is installed in the first buckle groove 12 and sleeved on the first buckle 13, the lock hole 21 is opened on the surface of the single fan module 5, the second buckle 19 is installed behind the power supply frame 7, the second buckle groove 18 is opened on the rear frame 4, the insertion hole 15 is opened on the rear frame 4, the lifting column 14 is inserted into the insertion hole 15, the lock buckle 26 is installed in the second buckle groove 18 and connected with the lifting column 14, the second spring 20 is installed in the second buckle groove 18 and abuts against the lock buckle 26, and the power supply metal sheet 25 is embedded in the rear frame 4 and connected with the power supply box 2.

[0026] It should be noted that when the wind tunnel simulation is carried out, according to the requirements of wind power and air outlet position, nine single fan modules 5 are combined into a square module and connected with the rear frame 4, the first buckle 13 is buckled into the lock hole 21, so that the square module combined by the single fan modules 5 can be buckled behind, the installation position and the number of the single fan modules 5 in the outer frame 3 can be adjusted at will during installation, after the installation is completed, the power supply connector 9 can be connected with the fan power connection end 10, and the power supply connector 9 can be connected with the power supply metal sheet 25, so that the circuit can be connected through the power transmission wire 8, then the power supply device of the control box can supply power to each single fan module 5, when the single fan module 5 needs to be disassembled, the lifting column 14 can be lifted by pulling the pull ring 16, the lock buckle 26 can be moved upward, the second buckle 19 can be unlocked, and then the single fan module 5 can be disassembled.

[0027] Preferably, further, the module auxiliary positioning assembly comprises a sliding channel 22, a sliding rail 23 and a positioning plate 24.

[0028] The sliding channel 22 is opened in front of the single fan module 5, and the sliding rail 23 is installed on the positioning plate 24 and installed into the sliding channel 22.

[0029] It should be noted that by installing the sliding rail 23 of the positioning plate 24 into the sliding channel 22, the front ends of the single fan modules 5 can be connected and fixed, so that the stability of installation is greatly increased.

[0030] Preferably, further, the base 1 is provided with side support wheels on both sides and self-locking universal wheels at the bottom.

[0031] It should be noted that the self-locking universal wheel is used for conveniently moving and fixing position during working, and the side supporting wheel can make the whole better keep stable.

[0032] Preferably, further, the power supply box 2 is provided with an access door.

[0033] It should be noted that the access door is used for conveniently maintaining the inside of the power supply box 2.

[0034] The above is only an example and description of the structure of the utility model, and those skilled in the art can make various modifications or supplements or adopt similar ways to replace the described specific embodiments, as long as the modifications or supplements or replacements do not deviate from the structure of the utility model or exceed the range defined by the present claims, which shall belong to the protection range of the utility model.

Claims

1. An unmanned aerial vehicle dynamic wind load measurement and control system, comprising a base, characterized in that, The base is provided with a power supply box, an assemblable wind tunnel fan assembly and a module auxiliary positioning assembly; The assemblable wind tunnel fan assembly comprises an outer frame, a rear frame, a single fan module, an electricity receiving groove, a power supply frame, an electricity transmission wire, a power supply connector, a fan electricity receiving end, a fixing frame, a first buckle groove, a first buckle, a lifting column, a jack, a first spring, a second buckle groove, a second buckle, a second spring, a power supply metal sheet, a lock and a lock hole. The outer frame is installed on the base, the rear frame is installed at the back of the outer frame, the electricity receiving groove is arranged on the single fan module and the rear frame, the electricity transmission wire is installed in the electricity receiving groove, the power supply connector is installed on the power supply frame and connected with the electricity transmission wire, the fan electricity receiving end is installed in the electricity receiving groove of the single fan module, the fixing frame is installed on the power supply frame, the first buckle groove is arranged on the fixing frame, the first buckle is installed in the first buckle groove, the first spring is installed in the first buckle groove and sleeved on the first buckle, the lock hole is arranged on the surface of the single fan module, the second buckle is installed at the back of the power supply frame, the second buckle groove is arranged on the rear frame, the jack is arranged on the rear frame, the lifting column is inserted into the jack, the lock is installed in the second buckle groove and connected with the lifting column, the second spring is installed in the second buckle groove and abuts against the lock, and the power supply metal sheet is embedded in the rear frame and connected with the power supply box.

2. The unmanned aerial vehicle dynamic wind load measurement and control system according to claim 1, wherein, The module auxiliary positioning assembly comprises a slide, a slide rail and a positioning plate. The slide is arranged in front of the single fan module, and the slide rail is installed on the positioning plate and inserted into the slide.

3. The unmanned aerial vehicle dynamic wind load measurement and control system of claim 1, wherein, The base is provided with side support wheels on both sides and a self-locking universal wheel at the bottom.

4. The unmanned aerial vehicle dynamic wind load measurement and control system of claim 1, wherein, The power supply box is provided with an access door.

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