CN212022952U

CN212022952U - Four rotor unmanned aerial vehicle integral type center frame

Info

Publication number: CN212022952U
Application number: CN202020203623.XU
Authority: CN
Inventors: 胡爱华; 朱昶霖; 刘哲宁
Original assignee: Jiangsu Blue Whale Intelligent Space Research Institute Co ltd
Current assignee: Jiangsu Blue Whale Intelligent Space Research Institute Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-11-27
Anticipated expiration: 2030-02-25

Abstract

The utility model provides a four-rotor unmanned aerial vehicle integrated central framework, which structurally comprises a framework main body, a horn connecting port, an SOC module mounting area, an RTK module mounting area, a 4G module mounting area, a 2.4G module mounting area and a reserved mounting area; the frame main body is octagonal overall, 1 machine arm connecting port is arranged at each of 4 corners of the frame main body and comprises a connecting pipe and a fixing area, and 1 screw hole is formed in each corner of the top of a side plate of the fixing area. The utility model adopts the integral casting of the alloy casting mold, has high stability and collision resistance, and effectively protects the internal components; the inside module installation subregion of predetermineeing can directly install the control and the communication module of current model as required, and the practicality is high, easily marketing.

Description

Four rotor unmanned aerial vehicle integral type center frame

Technical Field

The utility model relates to a four rotor unmanned aerial vehicle integral type center frame belongs to unmanned aerial vehicle frame equipment technical field.

Background

The unmanned aerial vehicle is an unmanned flying device operated by utilizing wireless remote control equipment and a self-contained control device, and with the progress of the unmanned aerial vehicle control technology and the continuous development of the structure towards light weight and miniaturization, the unmanned aerial vehicle is gradually turned to the civil field by military reconnaissance aircraft and target drone, is widely applied to multiple industrial fields such as aerial photography, agriculture, transportation, surveying and mapping, and is more and more important and prominent under the background of modern social information.

Many rotor unmanned aerial vehicle is the special unmanned helicopter who has three and above rotor shaft, rotates through every epaxial motor and drives the rotor and produce the thrust that rises, through the relative speed who changes between the different rotors, can change the size of unipolar propulsive force to control the orbit of aircraft. Compare traditional fixed wing unmanned aerial vehicle, many rotor unmanned aerial vehicle control the principle simple, and structural reliability is high, and application prospect is very wide. Present many rotor unmanned aerial vehicle, it forms to adopt four horn of a center frame cooperation to constitute usually like four rotor unmanned aerial vehicles, the inside cavity of center frame for various required equipment of installation unmanned aerial vehicle work, like drive arrangement, a battery, detection module, accurate electronic components such as communication module, and traditional unmanned aerial vehicle often does not have unified standard center frame, the structure is loose, the mixed and disorderly unordered of inside module installation, easily break down when bumping, lead to data damage and components and parts to scrap even when serious. The robustness of the central module is therefore particularly important for stable operation of the drone.

Disclosure of Invention

The utility model discloses an above-mentioned problem that prior art exists is solved to aim at, provides a four rotor unmanned aerial vehicle integral type center frame, adopts the integrated design, and overall structure is firm seamless, and is not fragile.

The technical solution of the utility model is as follows: the integrated central framework of the quad-rotor unmanned aerial vehicle structurally comprises a framework main body, a horn connecting port, an SOC module mounting area, an RTK module mounting area, a 4G module mounting area, a 2.4G module mounting area and a reserved mounting area; the frame main part is overall octagonal, 1 machine arm connector is arranged at each of 4 corners of the frame main part, the SOC module mounting area is arranged above the middle of the frame main part, the reserved mounting area is tightly attached to the SOC module mounting area and arranged below the middle of the frame main part, 1 RTK module mounting area is arranged on each of the left side and the right side of the SOC module mounting area and the reserved mounting area, a 4G module mounting area is arranged below the left RTK module mounting area, and a 2.4G module mounting area is arranged below the right RTK module mounting area. The machine arm connecting port comprises a connecting pipe and a fixing area, wherein the fixing area is 1 isosceles triangle area arranged inside the corner of the frame main body, the connecting pipe is arranged in the center of a side plate at the corner of the frame main body, a vertical opening is formed in the side plate of the fixing area adjacent to the SOC module mounting area or the reserved mounting area, and a through hole is formed in the side plate of the fixing area adjacent to the RTK module mounting area or the 4G module mounting area or the 2.4G module mounting area; the top corners of the side plates of the fixing area are respectively provided with 1 screw hole.

Furthermore, an SOC module mounting area is arranged above the middle part of the frame main body, a reserved mounting area is arranged below the middle part of the frame main body in a manner of being clung to the SOC module mounting area, a cross-shaped mounting frame is arranged at the bottom of the SOC module mounting area, 5 raised mounting screw holes and a mounting area name steel seal are reserved on the mounting frame, a side plate at the top of the SOC module mounting area is provided with a strip-shaped open groove and 1 pair of screw holes, and a half partition plate is arranged between the bottom of the SOC module mounting area and the top of the reserved mounting area; the shape of reservation installing zone and SOC module installing zone be axisymmetric for half partition panel, the both ends of half partition panel are isosceles triangle, the both ends upper surface of half partition panel respectively is equipped with 1 group's cylindrical screw.

Furthermore, the left side and the right side of the SOC module mounting area and the reserved mounting area are respectively provided with 1 RTK module mounting area, a 4G module mounting area is arranged below the RTK module mounting area on the left side, a 2.4G module mounting area is arranged below the RTK module mounting area on the right side, the bottom of the RTK module mounting area is connected with the top of the 4G module mounting area or the top of the 2.4G module mounting area, a partition plate is arranged at the connecting part, and an arc-shaped groove is formed in the center of the partition plate; the RTK module mounting area and the 4G module mounting area or the 2.4G module mounting area are integrally communicated with each other by a side plate close to the frame main body, and an X-shaped reinforcing rib is arranged in the center of the RTK module mounting area and the side plate; fixing plates for marking the name steel seal of the mounting area are arranged in the RTK module mounting area, the 4G module mounting area and the 2.4G module mounting area.

Furthermore, the back structure of the frame also comprises a PMU module mounting area, an M1 mounting projection, an M2 mounting projection, an M3 mounting screw hole and an M4 mounting screw hole; the PMU module installation area is arranged on the back side of a half partition plate between the SOC module installation area 3 and the reserved installation area 7, and the center of the PMU module installation area is provided with 4 convex installation screw holes which are arranged at equal intervals and installation area name steel stamps; m1 installation arch and M2 installation arch are symmetrically arranged on the left and right sides of the top of PMU module installation area, and M3 installation screw holes and M4 installation screw holes are symmetrically arranged on the left and right sides of the bottom of PMU module installation area.

The utility model has the advantages that:

1) the alloy casting mold is integrally cast and manufactured, so that the stability is high, the collision is resisted, and internal components are effectively protected;

2) the module installation subareas are preset in the interior, the control and communication modules of the existing models can be directly installed according to the requirements, and the standard assembly adaptability is high;

3) strong current and weak current are separated among the module installation areas, so that electromagnetic interference among the modules can be effectively shielded;

4) the installation mode is simple, and applicable in robot assembly platform realizes automatic installation, practices thrift the human cost, easily carries out marketing.

Drawings

Figure 1 is the utility model discloses four rotor unmanned aerial vehicle integral type center frame's positive structure schematic diagrams.

Figure 2 is the utility model discloses four rotor unmanned aerial vehicle integral type center frame's back structure schematic diagrams.

In the figure, 1 is a frame main body, 2 is a horn connecting port, 3 is an SOC module mounting area, 4 is an RTK module mounting area, 5 is a 4G module mounting area, 6 is a 2.4G module mounting area, 7 is a reserved mounting area, and 8 is a PMU module mounting area.

Detailed Description

The technical scheme of the utility model is further explained in the following with the attached drawings. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction and be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in figure 1, the four-rotor unmanned aerial vehicle integrated central frame integrally adopts

The structure of the system comprises a frame main body 1, a machine arm connector 2, an SOC (system on chip) module mounting area 3, an RTK (real time kinematic positioning) module mounting area 4, a 4G module mounting area 5, a 2.4G module mounting area 6 and a reserved mounting area 7; wherein frame main part 1 wholly is the octagon, 4 angles of frame main part 1 are equipped with 1 horn connector 2 respectively, SOC module installing zone 3 is located the middle part top of frame main part 1, reserve installing zone 7 and hug closely SOC module installing zone 3 and locate the middle part below of frame main part 1, the left and right sides of SOC module installing zone 3 and reservation installing zone 7 is equipped with 1 RTK module installing zone 4 respectively, left RTK module installing zone 4 below is equipped with 4G module installing zone 5, the RTK module installing zone 4 below on right side is equipped with 2.4G module installing zone 6.

The machine arm connecting port 2 comprises a connecting pipe and a fixing area, wherein the fixing area is 1 isosceles triangle area arranged inside the corner of the frame main body 1, the connecting pipe is arranged on the longest side plate of the fixing area, namely the center of the side plate at the corner of the frame main body 1, a vertical opening is arranged on the side plate of the fixing area adjacent to the SOC module mounting area 3 or the reserved mounting area 7, and a through hole is arranged on the side plate of the fixing area adjacent to the RTK

module mounting area

4 or 4G module mounting area 5 or 2.4G module mounting area 6; the top corners of the side plates of the fixing area are respectively provided with 1 screw hole.

SOC module installing zone 3's bottom be equipped with criss-cross mounting bracket, reserve on the mounting bracket and have 5 bellied installation screws and "SOC" word class embossed seal, the curb plate at 3 tops of SOC module installing zone is equipped with rectangular shape fluting and 1 to the screw, is equipped with half partition panel between 3 bottoms of SOC module installing zone and the top of reserving installing zone 7.

The shape of reservation installing zone 7 and SOC module installing zone 3 be axisymmetric for half partition panel, the both ends of half partition panel are isosceles triangle, the both ends upper surface of half partition panel respectively is equipped with 1 group of cylindrical screw.

The bottom of the RTK module mounting area 4 is connected with the top of the 4G module mounting area 5 or the top of the 2.4G module mounting area 6, a partition plate is arranged at the joint, and an arc-shaped groove is formed in the center of the partition plate; the RTK module mounting area 4 and the 4G module mounting area 5 or the 2.4G module mounting area 6 are integrally communicated with a side plate close to the frame main body 1, and an X-shaped reinforcing rib is arranged in the center; fixing plates for marking the name steel seal of the mounting area are arranged in the RTK module mounting area 4, the 4G module mounting area 5 and the 2.4G module mounting area 6.

As shown in fig. 2, the back structure of the integrated center frame of the quad-rotor drone further includes a PMU (power management unit) module mounting area 8, M1 mounting bosses, M2 mounting bosses, M3 mounting screw holes, and M4 mounting screw holes; the PMU module installation area 8 is arranged on the back side of a half partition plate between the SOC module installation area 3 and the reserved installation area 7, and the center of the PMU module installation area is provided with 4 raised installation screw holes which are arranged at equal intervals and PMU character steel seals; the top left and right sides symmetry of PMU module installation zone 8 is equipped with M1 installation arch and M2 installation arch, and the bottom left and right sides symmetry of PMU module installation zone 8 is equipped with M3 installation screw and M4 installation screw for install other check out test set additional as required, like optical equipment such as camera, thermal imaging system.

During the in-service use, be equipped with the installation of module to four rotor unmanned aerial vehicle integral type center frame as required with 8 surfaces in PMU module installation district and correspond the installation district inside, the installation arch of reserving installation district and frame bottom and installation screw can install other electronic components as required additional, it is fixed through the screw from the area in the installation district, and accomplish the wiring, install apron and horn and the wing that correspond the shape at last, then accomplish unmanned aerial vehicle overall structure's installation. This center frame inner structure is unified and mutually noninterfere, can adopt the moment to carry out the copper installation of spreading of 3mm thickness for 6N's robot, realizes the automated production of unmanned aerial vehicle structure.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The four-rotor unmanned aerial vehicle integrated central framework is characterized by comprising a framework main body (1), a horn connecting port (2), an SOC module mounting area (3), an RTK module mounting area (4), a 4G module mounting area (5), a 2.4G module mounting area (6) and a reserved mounting area (7); wherein frame main part (1) is whole octagon, 4 angles of frame main part (1) fall and are equipped with 1 horn connector (2) respectively, the middle part top of frame main part (1) is located in SOC module installing zone (3), reserve installing zone (7) and hug closely SOC module installing zone (3) and locate the middle part below of frame main part (1), the left and right sides of SOC module installing zone (3) and reservation installing zone (7) are equipped with 1 RTK module installing zone (4) respectively, left RTK module installing zone (4) below is equipped with 4G module installing zone (5), RTK module installing zone (4) below on right side is equipped with 2.4G module installing zone (6).

2. The integrated central frame of the quad-rotor unmanned aerial vehicle as claimed in claim 1, wherein the boom connectors (2) comprise connecting pipes and fixing areas, wherein the fixing areas are 1 isosceles triangle area inside the corners of the frame body (1), the connecting pipes are arranged in the centers of the side plates at the corners of the frame body (1), vertical openings are formed in the side plates of the fixing areas adjacent to the SOC module mounting area (3) or the reserved mounting area (7), and through holes are formed in the side plates of the fixing areas adjacent to the RTK module mounting area (4) or the 4G module mounting area (5) or the 2.4G module mounting area (6); the top corners of the side plates of the fixing area are respectively provided with 1 screw hole.

3. The integrated central frame of the quad-rotor unmanned aerial vehicle as claimed in claim 1, wherein the bottom of the SOC module installation area (3) is provided with a cross-shaped installation frame, 5 protruding installation screw holes and installation area name steel stamps are reserved on the installation frame, the side plate at the top of the SOC module installation area (3) is provided with a long strip-shaped open groove and 1 pair of screw holes, and a half partition plate is arranged between the bottom of the SOC module installation area (3) and the top of the reserved installation area (7).

4. The integrated central frame of quad-rotor unmanned aerial vehicle as claimed in claim 1, wherein the shape of the reserved installation area (7) and the SOC module installation area (3) are axisymmetric with respect to a half partition board, two ends of the half partition board are isosceles triangles, and the upper surfaces of the two ends of the half partition board are respectively provided with 1 group of cylindrical screw holes.

5. The integrated central frame of the quad-rotor unmanned aerial vehicle as claimed in claim 1, wherein the bottom of the RTK module mounting area (4) is connected with the top of the 4G module mounting area (5) or the top of the 2.4G module mounting area (6), a partition plate is arranged at the connection position, and an arc-shaped groove is formed in the center of the partition plate; the RTK module mounting area (4) and the 4G module mounting area (5) or the 2.4G module mounting area (6) are integrally communicated with a side plate close to the frame main body (1), and an X-shaped reinforcing rib is arranged in the center of the RTK module mounting area; fixing plates for marking the name steel seal of the mounting area are arranged in the RTK module mounting area (4), the 4G module mounting area (5) and the 2.4G module mounting area (6).

6. The quad-rotor drone integral center frame of claim 1, wherein the back structure of the frame further includes PMU module mounting area (8), M1 mounting bosses, M2 mounting bosses, M3 mounting screws, and M4 mounting screws; the PMU module installation area (8) is arranged on the back side of a half partition plate between the SOC module installation area (3) and the reserved installation area (7), and the center of the PMU module installation area is provided with 4 convex installation screw holes which are arranged at equal intervals and installation area name steel seals; m1 installation bulges and M2 installation bulges are symmetrically arranged on the left side and the right side of the top of the PMU module installation area (8), and M3 installation screw holes and M4 installation screw holes are symmetrically arranged on the left side and the right side of the bottom of the PMU module installation area (8).