Fixed-wing unmanned aerial vehicle frame capable of achieving anti-collision protection

Abstract

The utility model discloses a fixed-wing unmanned aerial vehicle frame capable of achieving anti-collision protection, and relates to the technical field of unmanned aerial vehicle devices. The four connecting protruding blocks are arranged on the front side and the rear side of the longitudinal block correspondingly, and the connecting protruding blocks are slidably inserted into connecting grooves formed in the inner sides of the transverse blocks correspondingly. The four studs are arranged in the transverse block and the connecting protruding block in a screwed and penetrating mode through threads correspondingly. The four positioning convex blocks are fixedly arranged on the inner wall of the transverse block on one side of the connecting groove respectively; the four threaded pipes are fixedly arranged on the inner walls of the positioning protruding blocks correspondingly, and threaded rods are arranged in the threaded pipes in a screwed and penetrating mode through threads. The four circular truncated cones are arranged between the threaded rods and the longitudinal blocks correspondingly, the threaded rods are arranged in the circular truncated cones in a screwed mode through bearings, and first springs are fixedly arranged on the other sides of the circular truncated cones; the fixing of the side plates is enhanced, meanwhile, a buffer structure is additionally arranged, and when the side plates are impacted, the internal structure can be better protected.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicle devices, and in particular to a fixed-wing unmanned aerial vehicle frame capable of anti-collision protection. Background Art

[0002] Fixed-wing drones are widely used in surveying and mapping, geology, petroleum, agriculture and forestry, and other industries. The "Frame structure for drone and drone" with publication number CN213535084U discloses the structure of the frame. However, since the fuselage is made of plastic, it is not strong enough. When it is hit by a bird, the structure inside the frame is easily damaged. Utility Model Content

[0003] The purpose of the present invention is to address the defects and shortcomings of the existing technology and provide a fixed-wing UAV frame with anti-collision protection that is simple in structure, rational in design, and easy to use. While strengthening the fixation of the side panels, a buffer structure is also added, which can better protect the internal structure when the side panels are hit.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical solution: it comprises a transverse block and a longitudinal block, wherein the transverse blocks are two and are arranged correspondingly in the front and rear, and a longitudinal block is arranged oppositely between the front and rear transverse blocks;

[0005] It also contains:

[0006] Connecting protrusions, there are four connecting protrusions, which are respectively arranged on the front and rear sides of the longitudinal block, and the connecting protrusions are respectively slidably inserted into the connecting grooves provided on the inner side of the transverse block;

[0007] Studs, there are four studs, which are respectively screwed through the transverse block and the connecting protrusion, and nuts are screwed on the upper and lower ends of the studs;

[0008] Positioning protrusions, there are four positioning protrusions, each fixedly provided on the inner wall of the transverse block on one side of the connecting groove;

[0009] Threaded tubes, there are four of them, which are fixedly arranged on the inner wall of the positioning protrusion, and the interior of the threaded tubes is screwed with threaded rods;

[0010] There are four round platforms, each of which is arranged between the threaded rod and the longitudinal block. The threaded rod is screwed into the round platform through a bearing, and a No. 1 spring is fixed on the other side of the round platform.

[0011] Through the above technical solution design, the cooperation between the stud and the connecting protrusion can install and disassemble the longitudinal block from the transverse block; the threaded rod is manually rotated to move the round table, and the No. 1 spring supports and buffers the longitudinal block.

[0012] As a further improvement of the present invention, a spring sleeve is provided on the circular platform through a sliding pair sliding sleeve, a pad is fixedly provided on one side of the spring sleeve, and the other end of the No. 1 spring is fixedly connected to the pad, and the pad is contacted with the longitudinal block;

[0013] Through the above technical solution design, the spring sleeve covers the No. 1 spring, and the pad limits the longitudinal block.

[0014] As a further improvement of the present invention, the upper sides of the longitudinal blocks are provided with support shafts which are relatively screwed together through bearings, and connecting pieces are sleeved and fixed on the support shafts, and the other ends of the connecting pieces are respectively contacted and provided on the corresponding transverse blocks; a through groove is provided in the connecting piece, a threaded groove is provided on the upper side of the transverse block, a boss is inserted into the through groove, and a screw is provided at the bottom of the boss, the screw is screwed into the threaded groove through a thread, a limit platform is provided on the upper side of the boss, and the limit platform is contacted and provided on the connecting piece;

[0015] Through the above technical solution design, the connecting piece strengthens the stability between the longitudinal block and the transverse block.

[0016] As a further improvement of the present invention, a buffer block is provided on the outside of the longitudinal block, and a second spring is provided between the buffer block and the longitudinal block;

[0017] Through the above technical design, the No. 2 spring cooperates with the buffer pad to buffer external impact.

[0018] The working principle of the utility model is as follows: the connection between the front and rear sides of the longitudinal block and the transverse block is locked by screwing the studs and the connecting protrusions, and at the same time, the connecting block is rotated so that its outer end contacts the transverse block, and the screw is manually passed through the through slot and tightened in the threaded groove until the limit platform contacts the connecting piece, so that the connecting piece is fixedly installed on the transverse block, further strengthening the stability of the longitudinal block; and when the longitudinal block is installed between the transverse blocks, the threaded rod is manually rotated to drive the pad to move until the inner wall of the longitudinal block contacts the pad; when subjected to external impact, the buffer pad and the No. 2 spring buffer the external impact force and protect the longitudinal block. When the impact force is too large and collides with the longitudinal block, the No. 1 spring and the pad provide buffering support to the longitudinal block.

[0019] Compared with the prior art, the beneficial effects of the present invention are:

[0020] 1. The studs are set to position the connecting protrusions so that the longitudinal block is fixed between the front and rear transverse blocks, and the connection between the transverse block and the longitudinal block is reinforced by the connecting piece;

[0021] 2. Add a No. 1 spring and a pad on the inner side of the longitudinal block to provide buffer support for the longitudinal block, and adjust the position of the pad in time by rotating the threaded rod so that it contacts the longitudinal block;

[0022] 3. Add a second spring and a buffer pad on the outside of the longitudinal block to cushion the external impact force. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural diagram of the present utility model.

[0024] Figure 2 It is a structural diagram of the longitudinal block in the utility model.

[0025] Figure 3 It is a structural diagram of the connection between the transverse block and the longitudinal block in the utility model.

[0026] Figure 4 It is a schematic diagram of the connection structure between the positioning protrusion, the threaded tube, the threaded rod, the No. 1 spring and the pad in the utility model.

[0027] Description of reference numerals:

[0028] Transverse block 1, connecting groove 1-1, longitudinal block 2, connecting protrusion 3, stud 4, positioning protrusion 5, threaded tube 6, threaded rod 7, round table 8, No. 1 spring 9, spring sleeve 10, pad 11, connecting piece 12, boss 13, screw 14, limit table 15, buffer pad 16, No. 2 spring 17. DETAILED DESCRIPTION

[0029] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments in the description are only used as examples. All other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the present invention.

[0030] Example 1: Please refer to Figure 1-Figure 4 This embodiment includes a transverse block 1 and a longitudinal block 2. The transverse blocks 1 are two and are arranged correspondingly in the front and rear. A longitudinal block 2 is arranged between the front and rear transverse blocks 1. A buffer block 16 is arranged on the outside of the longitudinal block 2, and a second spring 17 is arranged between the buffer block 16 and the longitudinal block 2.

[0031] Also includes:

[0032] Connecting protrusions 3, there are four connecting protrusions 3, which are respectively arranged on the front and rear sides of the longitudinal block 2, and the connecting protrusions 3 are respectively slidably inserted into the connecting grooves 1-1 opened on the inner side of the transverse block 1;

[0033] Studs 4, there are four studs 4, which are respectively screwed through the transverse block 1 and the connecting protrusion 3, and nuts are screwed on the upper and lower ends of the studs 4;

[0034] Positioning protrusions 5, there are four positioning protrusions 5, which are respectively fixed on the inner wall of the transverse block 1 on one side of the connecting groove 1-1;

[0035] Threaded tubes 6, there are four of them, which are fixed on the inner wall of the positioning protrusion 5, and the interior of the threaded tubes 6 is screwed with threaded rods 7;

[0036] There are four round platforms 8, each of which is arranged between the threaded rod 7 and the longitudinal block 2, and the threaded rod 7 is screwed into the round platform 8 through a bearing. A spring 9 is fixedly provided on the other side of the round platform 8; a spring sleeve 10 is provided on the round platform 8 through a sliding pair sliding sleeve, and a pad 11 is fixedly provided on one side of the spring sleeve 10, and the other end of the spring 9 is fixedly connected to the pad 11, and the pad 11 is provided in contact with the longitudinal block 2;

[0037] Through the above technical solution design, the cooperation between the stud 4 and the connecting protrusion 3 can install and disassemble the longitudinal block 2 from the transverse block 1; the threaded rod 7 is manually rotated to move the table 8, and the No. 1 spring 9 supports and buffers the longitudinal block 2.

[0038] Example 2: Please refer to Figure 1-Figure 4 , further improved on the basis of Example 1, the upper side of the longitudinal block 2 is provided with a support shaft through a bearing screw connection, and a connecting piece 12 is sleeved and fixed on the support shaft, and the other end of the connecting piece 12 is respectively contacted and set on the corresponding transverse block 1; a through groove is provided in the connecting piece 12, and a threaded groove is provided on the upper side of the transverse block 1. The boss 13 is inserted into the through groove, and a screw 14 is provided at the bottom of the boss 13. The screw 14 is screwed and set in the threaded groove through a thread. A limit platform 15 is provided on the upper side of the boss 13, and the limit platform 15 is contacted and set on the connecting piece 12;

[0039] Through the above technical solution design, the connecting piece 12 strengthens the stability between the longitudinal block 2 and the transverse block 1.

[0040] When using the present invention, the connection between the front and rear sides of the longitudinal block 2 and the transverse block 1 is locked by screwing the studs 4 and the connecting protrusions 3, and at the same time, the connecting block is rotated so that its outer end contacts the transverse block 1, and the screw 14 is manually passed through the through slot and tightened in the threaded groove until the limit platform 15 contacts the connecting piece 12, so that the connecting piece 12 is fixedly installed on the transverse block 1, further strengthening the stability of the longitudinal block 2; and when the longitudinal block 2 is installed between the transverse blocks 1, the threaded rod 7 is manually rotated to drive the pad 11 to move until the inner wall of the longitudinal block 2 contacts the pad 11; when subjected to external impact, the buffer pad 16 and the No. 2 spring 17 buffer the external impact force and protect the longitudinal block 2. When the impact force is too large and hits the longitudinal block 2, the No. 1 spring 9 and the pad 11 provide buffering support to the longitudinal block 2.

[0041] Compared with the prior art, the beneficial effects of the present invention are:

[0042] 1. The studs 4 are provided to position the connecting protrusions 3 so that the longitudinal block 2 is fixed between the front and rear transverse blocks 1, and the connection between the transverse block 1 and the longitudinal block 2 is reinforced by the connecting piece 12;

[0043] 2. Add a No. 1 spring 9 and a pad 11 on the inner side of the longitudinal block 2 to provide buffer support for the longitudinal block 2, and adjust the position of the pad 11 in time by rotating the threaded rod 7 so that it contacts the longitudinal block 2;

[0044] 3. Add a second spring 17 and a buffer pad 16 on the outside of the longitudinal block 2 to buffer the external impact force.

[0045] For those skilled in the art, they can modify the technical solutions described in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the scope of protection of the present utility model.

Claims

1. A fixed-wing UAV frame capable of collision protection, comprising a transverse block (1) and a longitudinal block (2), wherein the transverse blocks (1) are two and are arranged in a front-to-rear manner, and a longitudinal block (2) is arranged between the front and rear transverse blocks (1); It is characterized by: It also contains: Connecting protrusions (3), there are four connecting protrusions (3), which are respectively arranged on the front and rear sides of the longitudinal block (2), and the connecting protrusions (3) are respectively slidably inserted into the connecting grooves (1-1) provided on the inner side of the transverse block (1); Studs (4), there are four studs (4), which are respectively threaded and inserted into the transverse block (1) and the connecting protrusion (3), and nuts are provided at both upper and lower ends of the studs (4) through threaded connection; Positioning protrusions (5), there are four positioning protrusions (5), which are respectively fixed on the inner wall of the transverse block (1) on one side of the connecting groove (1-1); Threaded tubes (6), there are four threaded tubes (6), which are respectively fixed on the inner wall of the positioning protrusion (5), and the interior of the threaded tubes (6) is provided with a threaded rod (7) through which a thread is screwed; There are four round platforms (8), which are respectively arranged between the threaded rod (7) and the longitudinal block (2), and the threaded rod (7) is screwed into the round platform (8) through a bearing, and a spring (9) is fixedly arranged on the other side of the round platform (8).

2. The fixed-wing UAV frame with anti-collision protection according to claim 1, characterized in that: The circular table (8) is provided with a spring sleeve (10) through a sliding pair sliding sleeve, a pad (11) is fixedly provided on one side of the spring sleeve (10), and the other end of the No. 1 spring (9) is fixedly connected to the pad (11), and the pad (11) is contacted with the longitudinal block (2).

3. The fixed-wing UAV frame with anti-collision protection according to claim 1, characterized in that: The upper side of the longitudinal block (2) is provided with a support shaft through a bearing screw connection, and a connecting piece (12) is sleeved and fixed on the support shaft, and the other end of the connecting piece (12) is respectively contacted and provided on the corresponding transverse block (1); a through groove is provided in the connecting piece (12), and a thread groove is provided on the upper side of the transverse block (1), and a boss (13) is inserted into the through groove, and a screw (14) is provided at the bottom of the boss (13), and the screw (14) is screwed into the thread groove through a thread, and a limit platform (15) is provided on the upper side of the boss (13), and the limit platform (15) is contacted and provided on the connecting piece (12).

4. The fixed-wing UAV frame with anti-collision protection according to claim 1, characterized in that: A buffer block (16) is provided on the outer side of the longitudinal block (2), and a No. 2 spring (17) is provided between the buffer block (16) and the longitudinal block (2).

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