CN220809836U

CN220809836U - Inertial navigation mounting structure of unmanned aerial vehicle

Info

Publication number: CN220809836U
Application number: CN202322492820.4U
Authority: CN
Inventors: 刘囡南; 常悦; 张远; 邬军; 王能俊; 张倩; 郑皓天
Original assignee: Zhongke Hehua Yangzhou Photoelectric Technology Co ltd
Current assignee: Zhongke Hehua Yangzhou Photoelectric Technology Co ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-04-19
Anticipated expiration: 2033-09-13

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, and provides an inertial navigation mounting structure of an unmanned aerial vehicle, which comprises a fixed base; the fixed base is provided with a first chute and a second chute; the fixing assembly comprises a first fixing column and the like, a second fixing column is arranged in the second sliding groove, the inertial navigation body is placed on the fixing base, the fixing motor drives the screw to rotate, the first fixing column is further moved towards the middle, the inertial navigation body can be clamped by a fixing plate on the first fixing column after contacting the inertial navigation body, the telescopic table at the top of the first fixing column and the telescopic column drive top plate downwards after clamping, the inertial navigation body is abutted against from the top, after two groups of fixing assemblies clamp from the two sides of the inertial navigation body, the inertial navigation body can be clamped back and forth by the fixing plate on the second fixing column, and the phenomenon that the inertial navigation body falls down in the flight process of the unmanned aerial vehicle is prevented.

Description

Inertial navigation mounting structure of unmanned aerial vehicle

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an inertial navigation installation structure of an unmanned aerial vehicle.

Background

The basic working principle of the inertial navigation device is that the inertial navigation device is independent of external information and does not radiate energy to the outside, and is based on Newton's law of mechanics, and the inertial navigation device can obtain information such as speed, yaw angle, position and the like in a navigation coordinate system by measuring acceleration of a carrier in an inertial reference system, integrating the acceleration with time and transforming the acceleration into the navigation coordinate system, and is widely applied to transportation means such as airplanes, submarines, space planes and the like and missiles at present.

The patent of CN219237408U discloses an inertial navigation mounting structure for intelligent unmanned aerial vehicle, through setting up fixed establishment, when the installation, hold the pull handle at first and pull the pull rod outside, the pull rod can drive the fixture block and move, can extrude the spring when the fixture block moves, can guarantee the stationarity of pull rod motion, run through first through-hole with the locating lever bottom and extend to inside the fixed box, run through second through-hole and locating hole inside in proper order with the locating lever bottom, can realize fixing the locating lever, the quick installation and the dismantlement of navigation equipment of being convenient for, avoid wasting the time that the staff overhauld, staff's intensity of labour has been reduced, staff's work efficiency has been improved, be favorable to staff's use.

In the prior art, because the dimensional specifications of the navigator on the market are different, the navigator cannot be well installed and fixed according to the navigator with different sizes during installation, so that the navigator can possibly fall off during use, and serious accidents are easily caused.

Disclosure of utility model

Through long-term production practice, the navigator with different sizes cannot be fixed in the prior art, and accidents are easy to occur.

In view of the above, the present utility model aims to provide an inertial navigation mounting structure of an unmanned aerial vehicle, which includes a fixed base; the fixed base is provided with a first chute and a second chute; the first sliding groove and the second sliding groove are arranged in a cross shape; a fixed component is arranged in the first chute;

The first chute is rotationally connected with a screw rod; a clamping groove is formed in the inner side wall of the first sliding groove; the screw is rotationally connected with a first sliding block; the fixing assembly comprises a first fixing column; the first fixing column is fixedly connected with the first sliding block; the top of the first fixed column is fixedly connected with a telescopic table; the tail end of the telescopic table is fixedly connected with a telescopic column; a top plate is fixedly connected to one end of the telescopic column, which is not connected with the telescopic table; a rubber pad is fixedly connected to the top plate; damping is fixedly connected to the side wall of the first fixed column; a telescopic spring is fixedly connected to the first damping outer fixed column; the damping tail end is fixedly connected with a fixing plate; an anti-slip pad is fixedly connected to the fixed plate; the second sliding groove inner structure is consistent with the first sliding groove inner structure; a second sliding block is rotationally connected to the screw rod in the second sliding groove; a second fixed column is fixedly connected to the second sliding block; and the fixed base is provided with an inertial navigation body.

In one embodiment, the fixed base is provided with a protective cover; the top of the protective cover is provided with a wind hole; a fan base is fixedly connected to the inner top of the protective cover; a fan shaft is rotatably connected to the fan base; the fan shaft is fixedly connected with a fan blade.

In one embodiment, the bottom of the protective cover is fixedly connected with a protective bolt; the protective cover is fixedly connected to the fixed base through a protective bolt.

In one embodiment, the fixing base is provided with a fixing hole; the fixing holes are formed in four corners of the fixing base.

In one embodiment, the first fixing column in the fixing assembly is provided with two groups; the structures in the two groups of first fixing columns are identical.

In one embodiment, a fixed motor is fixedly connected to the side wall of the fixed base corresponding to the first chute and the second chute; the screw is driven by a fixed motor.

In one embodiment, a fan motor is fixedly connected to the top of the protective cover corresponding to the fan base; the fan shaft is driven by the fan motor.

In one embodiment, the top of the second fixing column is not provided with a telescopic table; the telescopic platform is only arranged at the top end of the first fixed column.

In one embodiment, the wind holes are provided with a plurality of groups, and the groups are uniformly arrayed circumferentially around the fan motor.

In one embodiment, the fixing base may be fixedly connected to the unmanned aerial vehicle through a fixing hole.

The utility model provides an inertial navigation mounting structure of an unmanned aerial vehicle, which is characterized in that the inertial navigation mounting structure of the unmanned aerial vehicle is used for fixing inertial navigation bodies with different specifications through a fixing assembly, the fixing assembly comprises a first fixing column and the like, a second fixing column is arranged in a second sliding groove, after the inertial navigation bodies are placed on a fixing base, a fixing motor drives a screw rod to rotate, the first fixing column moves towards the middle, a fixing plate on the first fixing column contacts with the inertial navigation bodies, the inertial navigation bodies can be clamped, a telescopic table at the top of the first fixing column and a telescopic column drive a top plate downwards after the clamping are used for propping up the inertial navigation bodies from the top, the inertial navigation bodies can be clamped back and forth after the two groups of fixing assemblies clamp the inertial navigation bodies from two sides of the inertial navigation bodies, the inertial navigation bodies are arranged in the unmanned aerial vehicle, and the inertial navigation bodies can adapt to various flying postures of the unmanned aerial vehicle after the inertial navigation bodies are clamped through the fixing assembly, and the phenomenon that the inertial navigation bodies drop down when the unmanned aerial vehicle is fast lowered or climbs is prevented, so that the unmanned aerial vehicle is damaged.

In addition, can realize the protection to the body of leading by setting up the safety cover on fixed base, the safety cover passes through the guard peg rigid coupling on fixed base, and accessible safety cover protection is led the body of leading in the flight, and realizes the heat dissipation to leading the body through subassembly such as fan blade that sets up on the safety cover top, leads the body of leading can produce heat at the during operation, can influence its work efficiency when overheated, can dispel the heat through subassembly such as fan blade.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, illustrate and explain the utility model and are not to be construed as limiting the utility model. In the drawings:

FIG. 1 is a schematic perspective view of a fixing base of the present utility model;

FIG. 2 is a schematic view of the internal structure of the protective cover of the present utility model;

FIG. 3 is a schematic cross-sectional view of a fixing assembly according to the present utility model;

FIG. 4 is an enlarged schematic view of FIG. 3 at A;

FIG. 5 is a schematic cross-sectional view of a second fixing post according to the present utility model;

Reference numerals illustrate:

1 protective cover 2 wind hole

3 Fan motor 4 fan blade

5 Fan shaft 6 fan base

7 Fixed component 8 inertial navigation body

9 Fixed base 10 fixed motor

11 Protecting bolt 12 fixing hole

13 First chute 14 screw

15 Clamping groove 16 telescopic table

17 Telescopic column 18 second chute

19 Roof 20 rubber pad

21-Damping 22-telescopic spring

23 Fixed plate 24 anti-skid pad

25 First fixed column 26 first slide block

27 Second fixed column 28 second slide block

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus; "fixed" or "fixedly attached" generally refers to a common mechanical attachment means, such as a threaded connection, welding or bonding, or the like.

In order to solve the problems pointed out in the background art, the navigator with different sizes cannot be fixed in the prior art, accidents are easy to occur, in the prior art, because the navigator is different in size specification, the navigator cannot be well installed and fixed according to the navigator with different sizes during installation, so that the navigator can fall off during use, and serious accidents are easy to occur. The utility model provides an inertial navigation mounting structure of an unmanned aerial vehicle, which is shown in fig. 1-5, and comprises a fixed base 9; the fixed base 9 is provided with a first chute 13 and a second chute 18; the first chute 13 and the second chute 18 are arranged in a cross shape; a fixed component 7 is arranged in the first chute 13;

The first chute 13 is rotatably connected with a screw 14; the inner side wall of the first chute 13 is provided with a clamping groove 15; the screw 14 is rotatably connected with a first sliding block 26; the fixing assembly 7 comprises a first fixing column 25; the first fixing column 25 is fixedly connected with the first sliding block 26; the top of the first fixed column 25 is fixedly connected with a telescopic table 16; the tail end of the telescopic table 16 is fixedly connected with a telescopic column 17; a top plate 19 is fixedly connected to one end of the telescopic column 17, which is not connected with the telescopic table 16; a rubber pad 20 is fixedly connected to the top plate 19; damping 21 is fixedly connected to the side wall of the first fixing column 25; the telescopic spring 22 is fixedly connected to the first fixed column 25 outside the damper 21; the tail end of the damper 21 is fixedly connected with a fixed plate 23; the fixed plate 23 is fixedly connected with an anti-slip pad 24; the inner structure of the second chute 18 is identical to that of the first chute 13; a second sliding block 28 is rotatably connected to the screw 14 in the second sliding groove 18; a second fixing column 27 is fixedly connected to the second sliding block 28; the fixed base 9 is provided with an inertial navigation body 8.

When in operation, the first chute 13 and the second chute 18 are arranged in a cross shape, the inertial navigation body 8 is placed on the first chute 13 and the second chute 18 on the fixed base 9, the screw rod 14 is driven to rotate by the fixed motor 10, the screw rod 14 drives the first slide block 26 to move during rotation, the first slide block 26 drives the first fixed column 25 to move to the position of the proper inertial navigation body 8 and then is clamped by the fixed plate 23, the telescopic table 16 and the telescopic column 17 at the top of the first fixed column 25 work after clamping, the driving top plate 19 is downwards to tightly support the inertial navigation body 8, the anti-slip pad 24 and the rubber pad 20 are respectively arranged on the fixed plate 23 and the top plate 19, and the anti-slip effect can be realized after the two contact the inertial navigation body 8, the damping 21 and the telescopic spring 22 on the first fixed column 25 can play a role in buffering the inertial navigation body 8, the inertial navigation body 8 is prevented from being damaged when the screw 14 drives the first fixed column 25, the inner structure of the second chute 18 is consistent with that of the first chute 13, the second slider 28 is rotationally connected to the screw 14 in the second chute 18, the second slider 28 is fixedly connected with the second fixed column 27, the damping 21, the fixed plate 23 and the like are also arranged on the second fixed column 27, four sides of the inertial navigation body 8 are clamped through the cooperation of the first fixed column 25 and the second fixed column 27, and the inertial navigation body 8 with different specifications can be clamped through the first chute 13 and the second chute 18.

In order to protect the inertial navigation body 8, in another embodiment of the present invention, as shown in fig. 3, the protection cover 1 is disposed on the fixed base 9; the top of the protective cover 1 is provided with a wind hole 2; a fan base 6 is fixedly connected to the inner top of the protective cover 1; a fan shaft 5 is rotatably connected to the fan base 6; the fan shaft 5 is fixedly connected with the fan blade 4, during operation, the inertial navigation body 8 can generate heat during operation, when overheat, the operation of the inertial navigation body 8 can be influenced, the fan shaft 5 drives the fan blade 4 to rotate, wind power is generated during rotation to transfer heat from the wind hole 2, and the protective cover 1 can protect the inertial navigation body 8 from being damaged.

In order to connect the protection cover 1, in another embodiment of the present invention, as shown in fig. 2, a fixing hole 12 is formed on the fixing base 9; the fixed orifices 12 are arranged at four corners of the fixed base 9, and when the protective cover 1 is connected with the fixed base 9 through the protective bolt 11 in operation, the protective bolt 11 is of a detachable structure, and when the internal inertial navigation body 8 needs to be maintained, the protective cover 1 can be detached through rotating the protective bolt 11.

In order to connect the fixed base 9, in another embodiment of the present invention, as shown in fig. 2, a fixed hole 12 is formed on the fixed base 9; the fixed orifices 12 are arranged at four corners of the fixed base 9, and when in operation, the fixed base 9 can be connected with the unmanned aerial vehicle through the fixed orifices 12, and the unmanned aerial vehicle can be disassembled and overhauled conveniently.

In order to separate the water in the sludge, in another embodiment of the present invention, as shown in fig. 3, two groups of first fixing columns 25 are provided in the fixing assembly 7; the two groups of first fixing columns 25 have the same internal structure, and when in operation, the first fixing columns 25 are provided with two groups, so that the inertial navigation body 8 can be clamped from two sides.

In order to clamp the inertial navigation body 8, in another embodiment of the present invention, as shown in fig. 3, a fixed motor 10 is fixedly connected to the side wall of the fixed base 9 at a position corresponding to the first chute 13 and the second chute 18; the screw 14 is driven by the fixed motor 10, and when in operation, the fixed motor 10 drives the screw 14 to rotate, and the screw 14 can drive the first slide block 26 and the second slide block 28 to move when rotating, thereby driving the first fixed column 25 and the second fixed column 27 to move.

In order to drive the fan blade 4 to rotate, in another embodiment of the present invention, as shown in fig. 2, a fan motor 3 is fixedly connected to the top of the protection cover 1 at a position corresponding to the fan base 6; the fan shaft 5 is driven by the fan motor 3, and when the fan is in operation, the fan motor 3 drives the fan shaft 5 to rotate, and when the fan shaft rotates, the fan blades 4 are driven to generate wind power to transfer out internal heat.

In order to clamp the inertial navigation body 8, in another embodiment of the present invention, as shown in fig. 5, the top of the second fixing post 27 is not provided with a telescopic table 16; the telescopic table 16 is only arranged at the top end of the first fixed column 25, in operation, the top of the second fixed column 27 is not provided with components such as the telescopic table 16 and the telescopic column 17, only the top of the first fixed column 25 is provided with components such as the telescopic table 16 and the telescopic column 17, and the second fixed column 27 is only provided with components such as the damping 21 and the telescopic spring 22.

In order to better dissipate heat, in another embodiment of the present invention, as shown in fig. 1, the wind holes 2 are provided with a plurality of groups, all of which are circumferentially arrayed around the fan motor 3, and when in operation, the wind power generated by the fan blades 4 can transfer heat out through the wind holes 2.

In order to install the inertial navigation body 8, in another embodiment of the present invention, as shown in fig. 2, the fixing base 9 may be fixedly connected to the unmanned aerial vehicle through the fixing hole 12, and in operation, the unmanned aerial vehicle is connected to the fixing base 9 through the fixing hole 12, and the inertial navigation body 8 can be installed after connection.

The fixed assembly 7 is used for fixing inertial navigation bodies 8 with different specifications, the fixed assembly 7 comprises a first fixed column 25 and the like, a second fixed column 27 is arranged in a second chute 18, the inertial navigation body 8 is placed on a fixed base 9, a fixed motor 10 drives a screw 14 to rotate, the first fixed column 25 moves towards the middle, a fixed plate 23 on the first fixed column 25 contacts with the inertial navigation body 8 to clamp the inertial navigation body 8, a telescopic table 16 at the top of the first fixed column 25 and a top plate 19 are driven to downwards after clamping, the inertial navigation body 8 is abutted from the top, after two groups of fixed assemblies 7 clamp from two sides of the inertial navigation body 8, the fixed plate 23 on the second fixed column 27 can clamp the inertial navigation body 8 back and forth, the inertial navigation body 8 is arranged in the unmanned aerial vehicle, various flying postures of the unmanned aerial vehicle can be adapted after the inertial navigation body 8 is clamped through the fixed assembly 7 during flying, and the inertial navigation body 8 is prevented from falling off or being damaged during the rapid descending or climbing of the unmanned aerial vehicle.

The protection of the inertial navigation body 8 can be achieved by arranging the protection cover 1 on the fixed base 9, the protection cover 1 is fixedly connected on the fixed base 9 through the protection bolt 11, the inertial navigation body 8 can be protected by the protection cover 1 in the flying process, heat dissipation of the inertial navigation body 8 can be achieved through components such as the fan blades 4 arranged on the top of the protection cover 1, heat can be generated by the inertial navigation body 8 in the working process, the working efficiency of the inertial navigation body can be affected in the overheat process, and heat dissipation work can be achieved through the components such as the fan blades 4.

It should be noted that, for simplicity of description, the foregoing method embodiments are all described as a series of acts, but it should be understood by those skilled in the art that the present utility model is not limited by the order of acts described, as some steps may be performed in other orders or concurrently in accordance with the present utility model. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present utility model.

In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.

In the several embodiments provided by the present utility model, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, such as the division of the units, merely a logical function division, and there may be additional manners of dividing the actual implementation, such as multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices or units, or may be in electrical or other forms.

In addition, each functional unit in the embodiments of the present utility model may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An inertial navigation mounting structure of an unmanned aerial vehicle, characterized in that the inertial navigation mounting structure of an unmanned aerial vehicle comprises a fixed base (9); the fixed base (9) is provided with a first chute (13) and a second chute (18); the first sliding groove (13) and the second sliding groove (18) are arranged in a cross shape; a fixed component (7) is arranged in the first chute (13);

The first chute (13) is rotationally connected with a screw (14); a clamping groove (15) is formed in the inner side wall of the first sliding groove (13); a first sliding block (26) is rotatably connected to the screw (14); the fixing assembly (7) comprises a first fixing column (25); the first fixing column (25) is fixedly connected with the first sliding block (26); the top of the first fixed column (25) is fixedly connected with a telescopic table (16); the tail end of the telescopic table (16) is fixedly connected with a telescopic column (17); a top plate (19) is fixedly connected to one end of the telescopic column (17) which is not connected with the telescopic table (16); a rubber pad (20) is fixedly connected to the top plate (19); damping (21) is fixedly connected to the side wall of the first fixed column (25); a telescopic spring (22) is fixedly connected to the first fixed column (25) outside the damper (21); the tail end of the damper (21) is fixedly connected with a fixed plate (23); an anti-slip pad (24) is fixedly connected to the fixed plate (23); the inner structure of the second chute (18) is consistent with that of the first chute (13); a second sliding block (28) is rotatably connected to the inner screw (14) of the second sliding groove (18); a second fixing column (27) is fixedly connected to the second sliding block (28); the inertial navigation body (8) is arranged on the fixed base (9).

2. Inertial navigation mounting structure of an unmanned aerial vehicle according to claim 1, wherein the stationary base (9) is provided with a protective cover (1); the top of the protective cover (1) is provided with a wind hole (2); a fan base (6) is fixedly connected to the inner top of the protective cover (1); a fan shaft (5) is rotatably connected to the fan base (6); the fan shaft (5) is fixedly connected with a fan blade (4).

3. The inertial navigation installation structure of the unmanned aerial vehicle according to claim 2, wherein the bottom of the protective cover (1) is fixedly connected with a protective bolt (11); the protective cover (1) is fixedly connected to the fixed base (9) through a protective bolt (11).

4. An inertial navigation mounting structure of an unmanned aerial vehicle according to claim 3, wherein the fixed base (9) is provided with a fixing hole (12); the fixing holes (12) are formed at four corners of the fixing base (9).

5. Inertial navigation mounting structure of a unmanned aerial vehicle according to claim 4, wherein the first fixing column (25) in the fixing assembly (7) is provided with two groups; the inner structures of the two groups of first fixing columns (25) are identical.

6. The inertial navigation installation structure of the unmanned aerial vehicle according to claim 5, wherein a fixed motor (10) is fixedly connected at the position of the side wall of the fixed base (9) corresponding to the first chute (13) and the second chute (18); the screw (14) is driven by a fixed motor (10).

7. The inertial navigation installation structure of the unmanned aerial vehicle according to claim 6, wherein a fan motor (3) is fixedly connected to the top of the protective cover (1) corresponding to the fan base (6); the fan shaft (5) is connected and driven by the fan motor (3).

8. The inertial navigation mounting structure of an unmanned aerial vehicle according to claim 7, wherein the top of the second fixed column (27) is not provided with a telescopic table (16); the telescopic table (16) is only arranged at the top end of the first fixed column (25).

9. The inertial navigation mounting structure of an unmanned aerial vehicle according to claim 8, wherein the wind holes (2) are provided with a plurality of groups, all of which are circumferentially arrayed around the fan motor (3).

10. Inertial navigation mounting structure of an unmanned aerial vehicle according to any of claims 1-9, wherein the stationary base (9) is fixedly connected to the unmanned aerial vehicle via a stationary hole (12).