CN211253034U - Can dismantle horn mechanism for unmanned aerial vehicle of change - Google Patents

Abstract

The utility model discloses a detachable and replaceable arm mechanism for unmanned aerial vehicles, which relates to the technical field of unmanned aerial vehicles. Including an unmanned aerial vehicle body, both sides of the unmanned aerial vehicle body are fixedly connected with connecting blocks, the interior of the connecting block is fixedly connected to the machine arm body through the connecting mechanism, and the upper surface of the end of the machine arm body is fixedly connected with A propeller, a support rod is fixedly connected to the lower end of the drone body. By setting the connecting block, the connecting mechanism and the arm body, the connecting mechanism is used to connect the arm body and the connecting block. If the arm body is damaged by impact, you can press the spring limit button and limit hole in the connecting mechanism. To detach, disassemble the arm body, and then replace it with a new one. It does not need to spend more money to replace a new aerial photography drone, and it is convenient for the maintenance of the arm body and reduces the use of the drone. cost.

Description

A detachable and replaceable arm mechanism for unmanned aerial vehicles

technical field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a detachable and replaceable arm mechanism for unmanned aerial vehicles.

Background technique

With the gradual deepening of China's reform and opening up, the rapid development of economic construction, and the great changes in the landforms of various regions, the existing aerial remote sensing technology has been unable to meet the needs of economic development. The technology of using unmanned aircraft as the aerial remote sensing platform is a new type of applied technology developed to meet this need. information is updated. UAV is an unmanned aircraft controlled by radio remote control equipment or airborne computer program control system. UAV has a simple structure and low cost of use. It can not only complete the tasks performed by manned aircraft, but also is suitable for manned aircraft. It plays a great role in emergency response and early warning of emergencies. However, the drones for aerial photography in the prior art still have the following problems:

1. In the prior art, drones for aerial photography are popular because of their small size and easy to carry, but the arm part of the drone is relatively fragile, and the drone is often damaged due to impact. The arm is damaged, and the arm cannot be replaced, so that the entire UAV is scrapped and cannot be used;

2. In the prior art, the drone will be subjected to a large impact force when landing, and over time the drone will be damaged due to the impact force of the landing, which will affect the life of the drone.

SUMMARY OF THE INVENTION

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the utility model provides a detachable and replaceable arm mechanism for an unmanned aerial vehicle, which has the advantages of replacing the arm and reducing the damage received when the unmanned aerial vehicle is landed. The problem of damage to the arm of the drone due to impact and damage to the drone when it is landed.

(2) Technical solutions

In order to realize the purpose of the above-mentioned replaceable arms and reduce the damage received when the drone is landed, the utility model provides the following technical solutions: a detachable and replaceable drone arm mechanism, including the drone body, Both sides of the drone body are fixedly connected with connecting blocks, the interior of the connecting block is fixedly connected to the arm body through a connecting mechanism, and the upper surface of the end of the arm body is fixedly connected with a propeller, and the unmanned aerial vehicle body is fixedly connected to the upper surface. The lower end of the machine body is fixedly connected with a support rod, the lower end of the support rod is movably connected to the legs through the shock absorption mechanism, the legs are sleeved inside the support rod, and the lower ends of the legs are fixedly connected with a cross bar.

As a preferred technical solution of the present invention, the connection mechanism includes a slot, a spring limit button, a limit hole, a conductive column and a conductive hole, the slot is opened inside the connection block, and the spring limit The buttons are arranged on the upper and lower sides of the end of the arm body away from the propeller, the limit holes are arranged on the upper and lower ends of the slot, and the spring limit buttons are pinned to the limit holes, and the conductive posts are fixedly connected to At one end of the arm body, the conductive hole is arranged inside the slot, and the conductive column is inserted into the conductive hole.

As a preferred technical solution of the present invention, guide grooves are provided on the upper and lower sides of the slot, and the guide grooves are slidably connected with the spring limit button.

As a preferred technical solution of the present invention, one end of the arm body provided with the propeller is fixedly connected with a guardrail, and the guardrail covers the outer half of the propeller.

As a preferred technical solution of the present invention, the damping mechanism includes a spring cavity, a damping spring, a spring base and a chute, the spring cavity is fixedly opened inside the support rod, and the damping spring is fixedly connected to the Inside the spring cavity, the spring base is fixedly connected to the upper end of the leg, and the spring base is fixedly connected to the shock-absorbing spring, the chute is opened inside the spring cavity, and the spring base is slidably connected to the chute.

As a preferred technical solution of the present invention, both ends of the horizontal bar are sleeved with shock-absorbing cotton sleeves.

(3) Beneficial effects

Compared with the prior art, the utility model provides a detachable and replaceable drone arm mechanism, which has the following beneficial effects:

1. The detachable and replaceable arm mechanism for drones is provided with a connecting block, a connecting mechanism and an arm body, and the connecting mechanism is used to connect the arm body and the connecting block. If the arm body is damaged by impact, it can be By pressing the spring limit button in the connection mechanism to disengage from the limit hole, disassemble the arm body, and then replace it with a new one, without the need to spend more economical replacement of a new aerial photography drone, and It facilitates the maintenance of the arm body and reduces the cost of using the drone.

2. The detachable and replaceable UAV arm mechanism, by setting the support rod, the shock absorption mechanism and the outrigger, uses the shock absorption mechanism inside the support rod, when the drone body lands, the reduction in the shock absorption mechanism is reduced. The shock spring is retracted by the impact force, so that the outrigger slides inside the support rod, so as to achieve the effect of unloading, reduce the impact force to the minimum, and minimize the damage to the drone body when landing, preventing long-term The body of the drone is damaged by impact, which prolongs the service life of the drone.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the enlarged view of A part of the utility model;

Figure 3 is a left side view of the utility model.

In the figure: 1. UAV body; 2. Connecting block; 3. Connecting mechanism; 31. Slot; 32. Spring limit button; 33. Limiting hole; 34. Conductive column; 35. Conductive hole; 4. Arm body; 5. Propeller; 6. Support rod; 7. Damping mechanism; 71. Spring cavity; 72. Damping spring; 73. Spring base; 74. Chute; 8. Outrigger; 9. Cross bar; 10. Guide groove; 11. Guardrail; 12. Shock-absorbing cotton sleeve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-3, a detachable and replaceable drone arm mechanism, including a drone body 1, the two sides of the drone body 1 are fixedly connected with connecting blocks 2, the connecting blocks The interior of 2 is fixedly connected to the arm body 4 through the connecting mechanism 3, the upper surface of the end of the arm body 4 is fixedly connected with a propeller 5, and the lower end of the drone body 1 is fixedly connected with a support rod 6, and the support The lower end of the rod 6 is movably connected to the outrigger 8 through the shock absorbing mechanism 7 , and the outrigger 8 is sleeved inside the support rod 6 , and the lower end of the outrigger 8 is fixedly connected with the cross bar 9 .

Specifically, the connection mechanism 3 includes a slot 31, a spring limit button 32, a limit hole 33, a conductive column 34 and a conductive hole 35. The slot 31 is opened inside the connection block 2, and the spring limit The button 32 is arranged on the upper side and the lower side of the end of the arm body 4 away from the propeller 5, the limit hole 33 is arranged on the upper end and the lower end inside the slot 31, and the spring limit button 32 is pinned to the limit hole 33, The conductive post 34 is fixedly connected to one end of the arm body 4 , the conductive hole 35 is arranged inside the slot 31 , and the conductive post 34 is inserted into the conductive hole 35 .

In this embodiment, the connecting mechanism 3 is used to connect the arm body 4 and the connecting block 2. When connecting, one end of the arm body 4 is inserted into the slot 31, and the conductive column 34 and the conductive hole 35 are inserted into the arm to connect the arm body 4. Power supply, if the arm body 4 is damaged by impact, the arm body 4 can be disassembled by pressing the spring limit button 32 in the connection mechanism 3 to disengage from the limit hole 33, and then replaced with a new arm body 4 That's it, no need to spend more money to replace a new aerial photography drone.

Specifically, guide grooves 10 are defined on the upper and lower sides of the slot 31 , and the guide grooves 10 are slidably connected to the spring limit button 32 .

In this embodiment, when the arm body 4 is installed, the spring limit button 32 is pinned to the limit hole 33 along the guide groove 10 , which facilitates the entry of the spring limit button 32 into the slot 31 .

Specifically, one end of the arm body 4 with the propeller 5 is fixedly connected with a guardrail 11 , and the guardrail 11 covers the outer half of the propeller 5 .

In this embodiment, the propeller 5 can be protected by the guardrail 11 to prevent the propeller 5 from coming into contact with foreign objects.

Specifically, the damping mechanism 7 includes a spring cavity 71 , a damping spring 72 , a spring base 73 and a chute 74 , the spring cavity 71 is fixedly opened inside the support rod 6 , and the damping spring 72 is fixedly connected to Inside the spring cavity 71, the spring base 73 is fixedly connected to the upper end of the outrigger 8, and the spring base 73 is fixedly connected to the shock-absorbing spring 72, the chute 74 is opened inside the spring cavity 71, and the spring base 73 is connected with The chute 74 is slidably connected.

In this embodiment, the shock absorbing mechanism 7 inside the support rod 6 is used, and the shock absorbing spring 72 inside the shock absorbing mechanism 7 is retracted by the impact force, so that the outrigger 8 slides inside the support rod 6, so as to achieve the effect of unloading, The impact force is reduced to the minimum, so that the damage suffered by the drone body 1 when it is landed is also reduced to the minimum, and the drone body 1 is prevented from being damaged by impact for a long time.

Specifically, both ends of the horizontal bar 9 are sleeved with shock-absorbing cotton sleeves 12 .

In this embodiment, the shock-absorbing effect of the drone body 1 when it is dropped is enhanced by the shock-absorbing cotton cover 12 .

The working principle and use process of the present utility model: when in use, use the connecting mechanism 3 to connect the arm body 4 and the connecting block 2, and insert one end of the arm body 4 into the slot 31 when connecting, and the spring is limited during insertion. The position button 32 is pinned to the limit hole 33 along the guide groove 10, and the conductive post 34 and the conductive hole 35 are plugged to supply power to the arm. If the arm body 4 is damaged by impact, you can press the The spring limit button 32 is disengaged from the limit hole 33, the arm body 4 is disassembled, and then the new arm body 4 can be replaced. It does not need to spend more money to replace the new aerial photography drone, and it is convenient to use. The maintenance of the arm body 4 reduces the cost of using the drone. When the drone body 1 lands, the shock-absorbing mechanism 7 inside the support rod 6 is used, and the shock-absorbing spring 72 inside the shock-absorbing mechanism 7 is retracted by the impact force. The outriggers 8 slide inside the support rods 6, so as to achieve the effect of unloading force, reduce the impact force to the minimum, and minimize the damage suffered by the drone body 1 when landing, preventing the drone body 1 for a long time. It is damaged by impact and prolongs the service life of the drone. The guardrail 11 prevents the propeller 5 from contacting with external foreign objects, and the shock-absorbing cotton cover 12 enhances the shock-absorbing effect.

To sum up, the detachable and replaceable arm mechanism for unmanned aerial vehicle uses the connecting block 2, the connecting mechanism 3 and the arm body 4 to connect the arm body 4 and the connecting block 2 by the connecting mechanism 3. If the arm body 4 is damaged by impact, the arm body 4 can be disassembled by pressing the spring limit button 32 in the connection mechanism 3 to disengage from the limit hole 33, and then replaced with a new arm body 4. There is no need to spend more and more economical replacement of a new aerial photography drone, and the maintenance of the arm body 4 is convenient, reducing the cost of using the drone; by setting the support rod 6, the shock absorption mechanism 7 and the outrigger 8, the The shock-absorbing mechanism 7 inside the rod 6, when the drone body 1 falls, the shock-absorbing spring 72 inside the shock-absorbing mechanism 7 is retracted by the impact force, so that the outriggers 8 slide inside the support rod 6, so as to achieve the unloading force. As a result, the impact force is reduced to the minimum, so that the damage suffered by the drone body 1 when landing is also reduced to a minimum, preventing the drone body 1 from being damaged by impact for a long time, and prolonging the service life of the drone.

It should be noted that, herein, terms such as "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements , but also other elements not expressly listed or inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

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

Claims (6)

1. The utility model provides a can dismantle horn mechanism for unmanned aerial vehicle of change, includes unmanned aerial vehicle body (1), its characterized in that: the equal fixedly connected with connecting block (2) in both sides of unmanned aerial vehicle body (1), coupling mechanism (3) fixedly connected with horn body (4) are passed through to the inside of connecting block (2), fixed surface is connected with screw (5) on the tip of horn body (4), the lower extreme fixedly connected with bracing piece (6) of unmanned aerial vehicle body (1), the lower extreme of bracing piece (6) passes through damper (7) swing joint landing leg (8), and landing leg (8) cup joint in the inside of bracing piece (6), the lower extreme fixedly connected with horizontal pole (9) of landing leg (8).

2. The robot arm mechanism for detachable replacement according to claim 1, wherein: coupling mechanism (3) include slot (31), spring limit button (32), spacing hole (33), lead electrical pillar (34) and electrically conductive hole (35), the inside at connecting block (2) is seted up in slot (31), upside and the downside of screw (5) one end are kept away from in horn body (4) are established in spring limit button (32), upper end and lower extreme in slot (31) inside are established in spacing hole (33), and spring limit button (32) and spacing hole (33) pin joint, lead electrical pillar (34) fixed connection in the one end of horn body (4), electrically conductive hole (35) are established in the inside of slot (31), and lead electrical pillar (34) and electrically conductive hole (35) and peg graft.

3. The robot arm mechanism for detachable replacement according to claim 2, wherein: guide grooves (10) are formed in the upper side and the lower side of the inner portion of the slot (31), and the guide grooves (10) are connected with the spring limiting buttons (32) in a sliding mode.

4. The robot arm mechanism for detachable replacement according to claim 1, wherein: the machine arm body (4) is provided with a guardrail (11) fixedly connected with one end of the propeller (5), and the outer half side of the propeller (5) is covered by the guardrail (11).

5. The robot arm mechanism for detachable replacement according to claim 1, wherein: damper (7) include spring chamber (71), damping spring (72), spring base (73) and spout (74), the inside at bracing piece (6) is fixed seting up in spring chamber (71), damping spring (72) fixed connection is in the inside of spring chamber (71), spring base (73) fixed connection is in the upper end of landing leg (8), and spring base (73) and damping spring (72) fixed connection, the inboard at spring chamber (71) is seted up in spout (74), and spring base (73) and spout (74) sliding connection.

6. The robot arm mechanism for detachable replacement according to claim 1, wherein: and the two ends of the cross rod (9) are sleeved with damping cotton sleeves (12).

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