Anti-impact unmanned aerial vehicle protection frame

Abstract

The utility model provides an anti-impact unmanned aerial vehicle protection frame, and relates to the technical field of unmanned aerial vehicles, the anti-impact unmanned aerial vehicle protection frame comprises an arc-shaped outer frame, a supporting rod, an elastic frame, a damping frame and a fixing ring, the arc-shaped outer frame comprises an upper outer frame, a lower outer frame and a middle outer frame between the upper outer frame and the lower outer frame, and the arc-shaped outer frame provides basic shape and structural support for the protection frame; elastic materials of the upper outer frame and the lower outer frame play a role in buffering during collision, and the unmanned aerial vehicle is protected against direct impact; the middle outer frame is elastically connected with the elastic frame, so that the impact force is transmitted while the structural stability is ensured; the damping frame is elastically connected with the lower portion of the unmanned aerial vehicle, so that the damping function is achieved, impact force from the upper portion or other directions is converted into elastic potential energy, and the internal structure of the unmanned aerial vehicle is protected against serious damage. The anti-impact unmanned aerial vehicle emphasizes on providing anti-impact protection for the whole unmanned aerial vehicle, reducing the damage of collision and impact to the fuselage and the internal structure of the unmanned aerial vehicle, protecting precise parts in the unmanned aerial vehicle and prolonging the service life of the unmanned aerial vehicle.

Description

TECHNICAL FIELD

[0001] The utility model relates to an unmanned plane technical field, concretely is a kind of anti-impact unmanned plane protection frame. BACKGROUND

[0002] With the rapid development of unmanned plane technology, its application field is increasingly extensive, covers aerial photography, surveying and mapping, agricultural plant protection and logistics distribution multiple industries.However, in actual use environment, unmanned plane inevitably will face various collision and impact risk, such as collision with barrier, building or branch object, or the impact caused by falling in landing process due to operation error or complex terrain.

[0003] The existing unmanned plane protection structure has certain limitations currently.Some protection device structure is simple, can only provide limited buffer protection, cannot effectively protect the key components of unmanned plane when facing larger impact force, is prone to cause unmanned plane fuselage deformation, internal component damage, and further influence the flight performance and service life of unmanned plane.In addition, although part of protection device has certain buffer capacity, there is the problem of larger weight and influence on unmanned plane mobility, or not fully considering the dispersion and absorption of impact force in different directions in design, leading to undesirable protection effect.For example, some traditional protection frame is made of single material, and the buffer performance is poor;some protection device is not stable enough in connection mode, and is prone to looseness or falling off when being impacted, cannot continuously and effectively play protection role. UTILITY MODEL CONTENT

[0004] In view of the problems existing in prior art, the utility model provides an anti-impact unmanned plane protection frame, the arc-shaped outer frame provides basic shape and structural support for the protection frame, the elastic material of upper outer frame and lower outer frame plays a buffering role when colliding, to protect unmanned plane from direct impact;intermediate outer frame is elastically connected with elastic frame, to transfer impact force while ensuring structural stability;shock-absorbing frame is elastically connected with unmanned plane main body below, to realize shock-absorbing function, convert impact force from above or other directions into elastic potential energy, to protect unmanned plane internal structure from serious damage.The protection frame focuses on providing anti-impact protection for unmanned plane as a whole, to reduce the damage of collision and impact to unmanned plane fuselage and internal structure, to protect unmanned plane internal precision components, to prolong the service life of unmanned plane.

[0005] Therefore, the utility model provides an anti-impact unmanned plane protection frame, which comprises an arc-shaped outer frame, a support rod, an elastic frame, a shock-absorbing frame and a fixing ring, wherein:

[0006] The arc-shaped outer frame is divided into two parts, each part of the arc-shaped outer frame comprises an upper outer frame, a lower outer frame and an intermediate outer frame between the upper outer frame and the lower outer frame; the upper outer frame and the lower outer frame are made of elastic material, the intermediate outer frame is made of hard material, the upper part of the upper outer frame comprises a circular ring, the circular rings of the two parts of the arc-shaped outer frame are connected to each other through a supporting rod, and the lower outer frame is connected to the unmanned aerial vehicle body through a fixing ring; the intermediate outer frame is elastically connected with the elastic frame; the shock-absorbing frame is arranged below the unmanned aerial vehicle and is elastically connected with the unmanned aerial vehicle.

[0007] Preferably, the upper outer frame and the lower outer frame are made of soft silica gel material, and the intermediate outer frame is made of hard acrylic material.

[0008] Preferably, the elastic frame is connected with the intermediate outer frame of the arc-shaped outer frame through a small spring.

[0009] Preferably, the shock-absorbing frame is connected with the unmanned aerial vehicle in sequence through a lower top ring, an upper top ring and a large spring, and the large spring is nested between the lower top ring and the upper top ring.

[0010] The utility model discloses the beneficial effect that:

[0011] 1. In the utility model, the arc-shaped outer frame provides basic shape and structure support for the protection frame, the elastic material of the upper outer frame and the lower outer frame plays a buffering role when colliding, protects the unmanned aerial vehicle from direct impact, the intermediate outer frame is elastically connected with the elastic frame, and impact force is transmitted while ensuring structural stability, the shock-absorbing frame is elastically connected below the unmanned aerial vehicle body, thereby realizing the shock-absorbing function, converting the impact force from the upper side or other directions into elastic potential energy, and protecting the internal structure of the unmanned aerial vehicle from serious damage. The protection frame focuses on providing impact protection for the whole unmanned aerial vehicle, reducing the damage of collision and impact to the unmanned aerial vehicle body and internal structure, protecting the internal precision components of the unmanned aerial vehicle, and prolonging the service life of the unmanned aerial vehicle.

[0012] 2. In the utility model, the upper outer frame and the lower outer frame are made of soft silica gel material, and the intermediate outer frame is made of hard acrylic material, when the unmanned aerial vehicle is subjected to collision, the soft silica gel material of the upper outer frame and the lower outer frame plays a buffering role, protecting the unmanned aerial vehicle from direct impact, the intermediate outer frame is made of hard acrylic material and is used for connecting the elastic frame, ensuring the stability of the structure while transmitting impact force, the whole protection frame is made of light material, which slightly increases the weight of the unmanned aerial vehicle, can effectively resist impact, reduces the risk of damage of the unmanned aerial vehicle due to collision, and helps to maintain the stable performance of the unmanned aerial vehicle in the long run.

[0013] 3. In the utility model, the elastic frame is connected with the intermediate outer frame of the arc-shaped outer frame through a small spring, when the protection frame is subjected to external impact, the elastic frame will deform, the impact force is absorbed and dispersed through the expansion and contraction of the small spring, reducing the direct influence on the unmanned aerial vehicle, and playing a preliminary buffering role.

[0014] 4、In the utility model, the combination of the lower top ring, the upper top ring and the large spring can effectively buffer the impact force, convert the impact force from the upper or other directions into the elastic potential energy of the spring, and protect the internal structure of the unmanned aerial vehicle from being seriously damaged; the telescopic property of the large spring effectively reduces the influence of the instantaneous impact force on the unmanned aerial vehicle, so that the impact force is slowly released, and the impact damage to the precise components of the unmanned aerial vehicle is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is an overall structure schematic view of the utility model in use;

[0016] Figure 2 It is an overall structure front view of the utility model in use;

[0017] Figure 3 It is a local schematic view of the elastic frame and the arc-shaped outer frame connecting mode of the utility model;

[0018] Figure 4 It is a local schematic view of the damping frame and the unmanned aerial vehicle connecting mode of the utility model.

[0019] In the drawing: 1, arc-shaped outer frame; 2, support rod; 3, elastic frame; 4, damping frame; 5, fixed ring; 6, small spring; 7, lower top ring; 8, upper top ring; 9, large spring. DETAILED DESCRIPTION

[0020] The technical scheme of the utility model will be further explained in detail in combination with the drawings and specific embodiments.

[0021] Referring to Figures 1 to 4 The utility model discloses an anti-impact unmanned aerial vehicle protection frame, including arc-shaped outer frame 1, support rod 2, elastic frame 3, damping frame 4 and fixed ring 5, wherein:

[0022] The arc-shaped outer frame 1 is divided into two parts, and each part of the arc-shaped outer frame 1 includes upper outer frame, lower outer frame and intermediate outer frame between the upper outer frame and the lower outer frame; the upper outer frame and the lower outer frame adopt elastic materials, and the intermediate outer frame adopts hard materials; the upper part of the upper outer frame includes a circular ring, the circular rings of the two parts of arc-shaped outer frames 1 are connected with each other through the support rod 2, and the lower outer frame is connected with the unmanned aerial vehicle main body through the fixed ring 5; the intermediate outer frame is elastically connected with the elastic frame 3; the damping frame 4 is arranged below the unmanned aerial vehicle and is elastically connected with the unmanned aerial vehicle.

[0023] In the embodiment, the unmanned aerial vehicle protection frame comprises two arc-shaped outer frames 1, each arc-shaped outer frame 1 covers two propellers, and the four propellers of the unmanned aerial vehicle are symmetrically covered and protected by the two arc-shaped outer frames 1. Each arc-shaped outer frame 1 is divided into two parts, and a circular ring is arranged above each part of the arc-shaped outer frame 1. The circular rings on the two parts of the arc-shaped outer frame 1 are fixed together by a support rod 2 to form a protection frame which covers the outside of the unmanned aerial vehicle as a whole. Each part of the arc-shaped outer frame 1 comprises an upper outer frame, a lower outer frame and a middle outer frame between the upper outer frame and the lower outer frame, and the upper outer frame, the lower outer frame and the middle outer frame jointly form an arc-shaped outer frame in a hollow structure. The upper outer frame and the lower outer frame are made of elastic material, and the middle outer frame is made of hard material. The lower outer frame is fixedly connected with the main body of the unmanned aerial vehicle through a fixing ring 5. An arc-shaped elastic frame 3 is elastically connected to the outside of the middle outer frame of each part of the arc-shaped outer frame 1, which plays a role in absorbing and dispersing impact force. The four parts of the arc-shaped outer frame 1 combine to provide basic shape and structural support for the protection frame. The elastic material of the upper outer frame and the lower outer frame plays a buffering role in the collision, protecting the unmanned aerial vehicle from direct impact. The middle outer frame is elastically connected with the elastic frame, which transmits impact force while ensuring the stability of the structure. The shock-absorbing frame 4 is arranged below the main body of the unmanned aerial vehicle and is elastically connected with the lower part of the main body of the unmanned aerial vehicle, thereby realizing the shock-absorbing function. The impact force from above or other directions is converted into elastic potential energy, protecting the internal structure of the unmanned aerial vehicle from serious damage. The protection frame focuses on providing impact protection for the whole unmanned aerial vehicle, reducing the damage of collision and impact to the unmanned aerial vehicle body and internal structure, protecting the internal precision components of the unmanned aerial vehicle and prolonging the service life of the unmanned aerial vehicle.

[0024] The upper outer frame and the lower outer frame are made of soft silicone material, and the middle outer frame is made of hard acrylic material.

[0025] In the embodiment, when the unmanned aerial vehicle is subjected to collision, the soft silicone material of the upper outer frame and the lower outer frame plays a buffering role, protecting the unmanned aerial vehicle from direct impact. The middle outer frame is made of hard acrylic material and is used to connect the elastic frame 3, ensuring the stability of the structure while transmitting impact force. The whole protection frame is made of light material, which slightly increases the weight of the unmanned aerial vehicle and can effectively resist impact, reducing the risk of damage to the unmanned aerial vehicle due to collision. In the long run, it helps to maintain the stable performance of the unmanned aerial vehicle.

[0026] Referring to Figure 3 As shown in the figure, the elastic frame 3 is connected with the middle outer frame of the arc-shaped outer frame 1 through a small spring 6.

[0027] In the embodiment, the elastic frame 3 is a polyurethane elastomer, and the middle outer frame of each part of the arc-shaped outer frame 1 is connected with an elastic frame 3 through eight small springs 6. The two ends of the small spring 6 are fixed on the elastic frame 3 and the middle outer frame respectively. When the protection frame is subjected to external impact, the elastic frame 3 will deform, absorbing and dispersing the impact force through the expansion and contraction of the small spring 6, reducing the direct impact on the unmanned aerial vehicle and playing a preliminary buffering role.

[0028] Referring to Figure 4 As shown, the shock-absorbing frame 4 is connected with the UAV in turn through the lower top ring 7, the upper top ring 8 and the large spring 9, and the large spring 9 is nested between the lower top ring 7 and the upper top ring 8.

[0029] In the embodiment, the shock-absorbing frame 4 is arranged below the UAV body, and the connecting part of the shock-absorbing frame 4 with the UAV body is sequentially provided with the lower top ring 7, the upper top ring 8 and the large spring 9. The large spring 9 is fixed in the nested manner in the middle of the lower top ring 7 and the upper top ring 8, and the shock-absorbing function is realized through the combined structure of the lower top ring 7, the upper top ring 8 and the large spring 9. When the UAV is subjected to a large impact, the shock-absorbing frame 4 further plays a role, and the combination of the lower top ring 7, the upper top ring 8 and the large spring 9 can effectively buffer the impact force and convert the impact force from the upper side or other directions into the elastic potential energy of the spring, thereby protecting the internal structure of the UAV from being severely damaged. The telescopic property of the large spring 9 effectively reduces the influence of the instantaneous impact force on the UAV, so that the impact force is slowly released and the impact damage to the precise components of the UAV is reduced.

Claims

1. An impact resistant drone protection frame, characterized by, Including arc outer frame, support rod, elastic frame, shock absorbing frame and fixed ring, wherein: The arc outer frame is divided into two parts, each part of the arc outer frame comprises upper outer frame, lower outer frame and intermediate outer frame between the upper outer frame and the lower outer frame; the upper outer frame and the lower outer frame are made of elastic material, the intermediate outer frame is made of hard material, the upper part of the upper outer frame comprises a circular ring, the circular rings of the two parts of the arc outer frame are connected with each other through the support rod, the lower outer frame is connected with the unmanned aerial vehicle body through the fixed ring; the intermediate outer frame is elastically connected with the elastic frame; the shock absorbing frame is arranged below the unmanned aerial vehicle and is elastically connected with the unmanned aerial vehicle.

2. The impact-resistant drone protection frame of claim 1, wherein, The upper outer frame and the lower outer frame are made of soft silica gel material, and the intermediate outer frame is made of hard acrylic material.

3. The impact-resistant drone protection frame of claim 1, wherein, The elastic frame is connected with the intermediate outer frame of the arc outer frame through a small spring.

4. The impact-resistant drone protection frame of claim 1, wherein, The shock absorbing frame is connected with the unmanned aerial vehicle in sequence through a lower top ring, an upper top ring and a large spring, and the large spring is nested between the lower top ring and the upper top ring.

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