Dropping device for practice of fixed-wing aircraft

Abstract

The utility model discloses a throwing device for fixed wing aircraft practice, which comprises a shell, a steering engine is fixed on the inner wall of the top end of the shell, a rotating shaft is rotatably connected with the inner wall of the shell, an output shaft of the steering engine is connected with the rotating shaft, a plurality of partition plates are fixed on the outer wall of the steering engine, and the partition plates are connected with the rotating shaft. The inner space of the shell is divided into a plurality of containing cavities by the partition plates, a throwing opening is formed in the bottom face of the shell, a fixing base is arranged on the bottom face of the shell, an adjusting plate is fixed to the fixing base through bolts, inserting grooves are evenly formed in the side wall of the rotating shaft, and an inserting block is fixed to one end of each partition plate. Through the arrangement of the shell, the steering engine, the rotating shaft and the partition plates, the interior of the shell is divided into the multiple containing cavities, during throwing, the steering engine drives the rotating shaft to rotate, the partition plates push thrown objects placed in the containing cavities to rotate to the throwing openings to be thrown, the rotating angle of the rotating shaft is controlled according to the needed throwing amount, and the throwing effect is improved. And the carried thrown objects can be thrown in multiple times.

Description

Technical Field

[0001] The utility model relates to the technical field of aircraft launching devices, in particular to a launching device for fixed-wing aircraft practice. Background Art

[0002] Fixed-wing aircraft, also known as fixed-wing airplanes, are heavier-than-air aircraft. They are widely used in civil and military fields. In the civil field, fixed-wing aircraft can be used in air transportation, air rescue, aerial surveying, disaster rescue, and express logistics. When fixed-wing aircraft are used in disaster rescue and express logistics, a delivery device is required to deliver items.

[0003] After searching, the Chinese patent publication number CN208559766U discloses a launching device for fixed-wing UAV, including a main support, a carbon tube, a servo, a limit plate and a rope, wherein the main support is a rectangular frame, and two carbon tubes for the rope to pass through are respectively arranged at both ends of the rectangular frame; a servo is arranged in the middle of the rectangular frame, and a rocker is arranged on the servo; a limit plate is arranged on the top surface of the rectangular frame, and a limit hole is arranged on the limit plate.

[0004] The device realizes convenient and quick delivery by setting a servo and a rope, and utilizing the servo and the rope knot, and has a simple structure; however, it can only deliver the device once each time. If delivery is required at different locations, the aircraft needs to take off multiple times, which is troublesome. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a practical launching device for fixed-wing aircraft.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A delivery device for fixed-wing aircraft practice comprises a shell, a steering gear is fixed to the inner wall at the top end of the shell, a rotating shaft is rotatably connected to the inner wall of the shell, the steering gear output shaft is connected to the rotating shaft, a plurality of partitions are fixed to the outer wall of the steering gear, the partitions are slidably matched with the inner wall of the shell, the partitions divide the internal space of the shell into a plurality of accommodating chambers, a delivery port is provided on the bottom surface of the shell, and the cross-sectional area of ​​the delivery port is larger than the cross-sectional area of ​​the accommodating chamber.

[0008] As a further solution of the utility model: a baffle is fixed on one side of the shell through a connecting component, the connecting component includes a limiting groove and a connecting block, the connecting block is fixed to the outer walls on both sides of the baffle, and the limiting groove is opened on the side wall of the shell.

[0009] As a further solution of the utility model: the connecting block is slidably matched with the limiting groove, a cavity is opened inside the shell, the inner wall of the cavity is slidably connected to the limiting block, a spring is fixed to the outer wall of one side of the limiting block, and the other end of the spring is connected to the inner wall of the cavity.

[0010] As a further solution of the utility model: one end of the limit block is an arc surface, and an insertion hole is opened on the outer wall of one side of the connection block, and the limit block and the insertion hole are limitedly matched.

[0011] As a further solution of the utility model: a fixing seat is arranged on the bottom surface of the shell, and an adjusting plate is fixed on the fixing seat by bolts.

[0012] As a further solution of the utility model: a slide groove is provided at the bottom end of the shell, and a rotating ring is slidably connected inside the slide groove.

[0013] As a further solution of the utility model: one end of the adjustment plate is fixedly connected to the rotating ring.

[0014] As a further solution of the utility model: slots are evenly arranged on the side wall of the rotating shaft, an insert block is fixed to one end of the partition, and the insert block is slidably matched with the slot.

[0015] Compared with the prior art, the utility model provides a delivery device for fixed-wing aircraft practice, which has the following beneficial effects:

[0016] 1. The utility model is provided with a shell, a steering gear, a rotating shaft and a partition, and a plurality of accommodating chambers are separated inside the shell. When delivering, the steering gear drives the rotating shaft to rotate, so that the partition pushes the delivery object placed inside the accommodating chamber to rotate to the delivery port for delivery. The rotation angle of the rotating shaft is controlled according to the required delivery amount, and the carried delivery object can be delivered in multiple times.

[0017] 2. The utility model is provided with a baffle and a connecting assembly. When placing the object, the baffle is pulled upward, and the limit block is contracted toward the inside of the cavity by the extrusion force brought by the connecting block. The spring is compressed and disengaged from the jack, thereby releasing the limit on the baffle. The baffle is pulled out to expose the inside of the shell, making it easier to fill the accommodating cavity with the object.

[0018] 3. The utility model can change the size of the accommodating cavity and the delivery port as needed by providing an adjustment plate, a bolt, a fixing seat, a slide groove, a rotating ring, a slot and an insert block, thereby improving the practicality of the device.

[0019] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. The utility model has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1This is a schematic diagram of the overall structure of a delivery device for fixed-wing aircraft practice proposed by the utility model;

[0021] Figure 2 A schematic diagram of the internal structure of a delivery device for fixed-wing aircraft practice proposed by the utility model;

[0022] Figure 3 A top cross-sectional view of a delivery device for fixed-wing aircraft practice proposed by the utility model;

[0023] Figure 4 This is a schematic diagram of the connection structure of a baffle of a delivery device for a fixed-wing aircraft proposed in the utility model;

[0024] Figure 5 A schematic diagram of the structure of a delivery port of a delivery device for a fixed-wing aircraft proposed in the utility model;

[0025] Figure 6 A schematic diagram of the connection structure between the adjustment plate and the shell of a delivery device for fixed-wing aircraft practice proposed by the utility model;

[0026] Figure 7 The utility model is a schematic diagram of the connection structure of a bulkhead of a launching device for fixed-wing aircraft practice.

[0027] In the figure: 1-shell, 2-baffle, 3-dropping port, 4-servo, 5-rotating shaft, 6-partition, 7-accommodating chamber, 8-slot, 9-insertion block, 10-limiting groove, 11-connecting block, 12-jack, 13-cavity, 14-spring, 15-limiting block, 16-rotating ring, 17-slide, 18-adjusting plate, 19-bolt, 20-fixing seat. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0029] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0030] Example 1

[0031] A delivery device for fixed-wing aircraft practice, such as Figures 1 to 4 As shown, it includes a shell 1, a baffle 2 is fixed to one side of the shell 1 through a connecting assembly, a steering gear 4 is fixed to the inner wall of the top of the shell 1, a rotating shaft 5 is rotatably connected to the inner wall of the shell 1, the output shaft of the steering gear 4 is connected to the rotating shaft 5, a plurality of partitions 6 are fixed to the outer wall of the steering gear 4, the partitions 6 divide the internal space of the shell 1 into a plurality of accommodating chambers 7, the partitions 6 are slidably matched with the inner wall of the shell 1, a delivery port 3 is opened on the bottom surface of the shell 1, the area of ​​the delivery port 3 is larger than the cross-sectional area of ​​the accommodating chamber 7, and the connecting assembly includes a limiting groove 10 And a connecting block 11, the connecting block 11 is fixed to the outer walls on both sides of the baffle 2, the limiting groove 10 is opened on the side wall of the shell 1, the connecting block 11 is slidably matched with the limiting groove 10, a cavity 13 is opened inside the shell 1, and the inner wall of the cavity 13 is slidably connected with a limiting block 15, a spring 14 is fixed to the outer wall of one side of the limiting block 15, and the other end of the spring 14 is connected to the inner wall of the cavity 13, one end of the limiting block 15 is an arc surface, and a socket 12 is opened on the outer wall of one side of the connecting block 11, and the limiting block 15 is limitedly matched with the socket 12.

[0032] When placing the object, the steering gear 4 drives the shaft 5 to rotate, so that the partition 6 pushes the object placed in the accommodating chamber 7 to rotate to the delivery port 3 for placement. The rotation angle of the shaft 5 is controlled according to the required amount of placement. When placing the object, the baffle 2 is pulled upward, and the limit block 15 is squeezed by the connecting block 11 to shrink toward the inside of the cavity 13. The spring 14 is compressed and disengaged from the socket 12, releasing the limit on the baffle 2, and the baffle 2 is pulled out to expose the inside of the shell 1, so as to facilitate the filling of the object into the accommodating chamber 7.

[0033] By providing a shell 1, a steering gear 4, a rotating shaft 5 and a partition 6, a plurality of accommodating chambers 7 are separated inside the shell 1. When delivering, the steering gear 4 drives the rotating shaft 5 to rotate, so that the partition 6 pushes the delivery object placed inside the accommodating chamber 7 to rotate to the delivery port 3 for delivery. The rotation angle of the rotating shaft 5 is controlled according to the required delivery amount, and the carried delivery object can be delivered in multiple times.

[0034] By setting the baffle 2 and the connecting assembly, when placing the object, the baffle 2 is pulled upward, and the limiting block 15 is squeezed by the squeezing force brought by the connecting block 11 to shrink toward the inside of the cavity 13, and the spring 14 is compressed and disengaged from the plug hole 12, thereby releasing the limit on the baffle 2, and the baffle 2 is pulled out to expose the inside of the shell 1, so that it is convenient to fill the accommodating cavity 7 with the object.

[0035] Example 2

[0036] A delivery device for fixed-wing aircraft is provided. This embodiment makes the following improvements on the basis of the first embodiment: Figure 5 , Figure 6 , Figure 7As shown, a fixing seat 20 is provided on the bottom surface of the shell 1, and an adjusting plate 18 is fixed on the fixing seat 20 by bolts 19. A sliding groove 17 is provided at the bottom end of the shell 1, and a rotating ring 16 is slidably connected inside the sliding groove 17. One end of the adjusting plate 18 is fixedly connected to the rotating ring 16. Slots 8 are evenly provided on the side walls of the rotating shaft 5. An insert block 9 is fixed at one end of the partition plate 6, and the insert block 9 is slidably matched with the slot 8.

[0037] By changing the number and position of the insert blocks 9 inserted into the slots 8, the size of the accommodating chamber 7 can be changed as needed. When the size of the delivery port 3 is changed, the bolt 19 is screwed so that the adjustment plate 18 can rotate around the bolt 19 as the axis. The adjustment plate 18 is rotated as needed to change the size of the delivery port 3. After the adjustment is completed, the bolt 19 is tightened to fix the position of the adjustment plate 18.

[0038] By providing the adjustment plate 18, bolts 19, fixing seat 20, slide groove 17, rotating ring 16, slot 8 and insert block 9, the size of the accommodating cavity 7 and the delivery port 3 can be changed as needed to improve the practicability of the device.

[0039] Working principle: When delivering, the servo 4 drives the rotating shaft 5 to rotate, so that the partition 6 pushes the delivery object placed in the accommodating chamber 7 to rotate to the delivery port 3 for delivery. The rotation angle of the rotating shaft 5 is controlled according to the required delivery amount. When placing the delivery object, the baffle 2 is pulled upward, and the limiting block 15 is squeezed by the connecting block 11 to shrink toward the inside of the cavity 13, and the spring 14 is compressed and disengaged from the insertion hole 12, so that the limit on the baffle 2 is released, so that the inside of the shell 1 is exposed, so as to facilitate the filling of the delivery object into the accommodating chamber 7; by changing the number and position of the insert blocks 9 inserted into the slot 8, the size of the accommodating chamber 7 can be changed as needed. When changing the size of the delivery port 3, the bolt 19 is screwed so that the adjusting plate 18 can rotate with the bolt 19 as the axis. The adjusting plate 18 is rotated as needed to change the size of the delivery port 3. After the adjustment is completed, the bolt 19 is tightened to fix the position of the adjusting plate 18.

[0040] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A delivery device for fixed-wing aircraft, comprising a housing (1), characterized in that: A steering gear (4) is fixed to the inner wall at the top end of the shell (1), a rotating shaft (5) is rotatably connected to the inner wall of the shell (1), an output shaft of the steering gear (4) is connected to the rotating shaft (5), a plurality of partitions (6) are fixed to the outer wall of the steering gear (4), the partitions (6) divide the internal space of the shell (1) into a plurality of accommodating chambers (7), the partitions (6) are slidably matched with the inner wall of the shell (1), a delivery port (3) is provided on the bottom surface of the shell (1), and the cross-sectional area of ​​the delivery port (3) is larger than the cross-sectional area of ​​the accommodating chamber (7).

2. A fixed-wing aircraft practical delivery device according to claim 1, characterized in that: A baffle (2) is fixed to one side of the shell (1) via a connecting assembly, wherein the connecting assembly comprises a limiting groove (10) and a connecting block (11), wherein the connecting block (11) is fixed to the outer walls on both sides of the baffle (2), and the limiting groove (10) is provided on the side wall of the shell (1).

3. A fixed-wing aircraft practical delivery device according to claim 2, characterized in that: The connection block (11) is slidably matched with the limiting groove (10); a cavity (13) is provided inside the shell (1); the inner wall of the cavity (13) is slidably connected to the limiting block (15); a spring (14) is fixed to the outer wall of one side of the limiting block (15); and the other end of the spring (14) is connected to the inner wall of the cavity (13).

4. A fixed-wing aircraft practical delivery device according to claim 3, characterized in that: One end of the limit block (15) is an arc surface, and an insertion hole (12) is provided on an outer wall of one side of the connection block (11), and the limit block (15) and the insertion hole (12) are in position-limiting cooperation.

5. The fixed-wing aircraft practical delivery device according to claim 1, characterized in that: The bottom surface of the housing (1) is provided with a fixing seat (20), and an adjustment plate (18) is fixed to the fixing seat (20) via bolts (19).

6. A fixed-wing aircraft practical delivery device according to claim 5, characterized in that: A sliding groove (17) is provided at the bottom end of the housing (1), and a rotating ring (16) is slidably connected inside the sliding groove (17).

7. A fixed-wing aircraft practical delivery device according to claim 5, characterized in that: One end of the adjustment plate (18) is fixedly connected to the rotating ring (16).

8. The fixed-wing aircraft practical delivery device according to claim 1, characterized in that: The side wall of the rotating shaft (5) is evenly provided with slots (8), and an insert block (9) is fixed to one end of the partition plate (6), and the insert block (9) is slidably matched with the slots (8).

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