Device for testing thrust of rocket booster of unmanned aerial vehicle

Abstract

The utility model discloses an unmanned aerial vehicle rocket booster thrust testing device, which comprises a rocket booster, an angle adjusting device, a simulation frame, a plurality of horizontal detection devices, a plurality of vertical detection devices and an L-shaped fixing frame, and is characterized in that one end of the L-shaped fixing frame is connected with the side wall of the simulation frame through the plurality of horizontal detection devices; the other end of the L-shaped fixing frame is connected with the top of the simulation frame through a plurality of vertical detection devices, and the angle adjusting device is connected to the simulation frame and used for fixing a rocket booster. The angle adjusting device comprises a fixing frame, locking lead screws, a pressure sensor, a hinge rod, a first connecting rod, a swing block and a lead screw. The multiple locking lead screws are connected to the fixing frame, and one end of each locking lead screw is movably connected with an arc-shaped fixing plate for fixing the rocket booster. The thrust testing device for the rocket booster of the unmanned aerial vehicle is simple in structure, convenient and practical, the thrust angle of the rocket booster is adjusted through the lead screw, and the working state of the rocket booster is accurately simulated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to rocket booster thrust test technical field, concretely relates to a kind of unmanned plane rocket booster thrust test device. BACKGROUND

[0002] Unmanned plane rocket booster is the rocket propulsion technology applied in unmanned plane field, and it is mainly to send unmanned plane to high altitude quickly, to provide the condition of ascending for unmanned plane;Different models of unmanned plane are used in different rocket boosters, and the height and distance of unmanned plane ascending are required, so that the rocket booster thrust detection is necessary, through fine testing, it can ensure that unmanned plane rocket booster improves performance, while considering safety and task adaptability, to promote its application in military reconnaissance, communication relay and other fields;But the existing rocket booster thrust test device can only carry out horizontal thrust detection, and it is difficult to adjust the angle of rocket booster. CONTENT OF UTILITY MODEL

[0003] The utility model solves the technical problem to provide a kind of unmanned plane rocket booster thrust test device, its structure is simple, and it is convenient and practical to adjust the thrust angle of rocket booster by screw rod, to realize the state of accurate simulation when rocket booster works.

[0004] A kind of unmanned plane rocket booster thrust test device, including rocket booster, angle adjusting device, simulation frame, horizontal detection device, vertical detection device and L type fixing frame, the L type fixing frame one end is connected with the lateral wall of simulation frame by several horizontal detection devices, the L type fixing frame other end is connected with the top of simulation frame by several vertical detection devices, the angle adjusting device is connected on simulation frame and is used to fixed rocket booster;The angle adjusting device includes fixed frame, locking screw rod, pressure sensor, articulated rod, first connecting rod, swing block and screw rod, several locking screw rods are connected on fixed frame and one end movably connected with the arc-shaped fixed plate of fixed rocket booster, the fixed frame is connected with articulated rod one end by pressure sensor, the articulated rod is articulated on simulation frame and other end is articulated with first connecting rod, the swing block both sides are movably connected on simulation frame, the screw rod one end is penetrated swing block and movably connected with first connecting rod.

[0005] Preferably, the horizontal detection device and vertical detection device both include second connecting rod, thrust sensor, hydraulic oil cylinder and upper detachable shaft, the upper detachable shaft is connected on L type fixing frame and penetrates one end of hydraulic oil cylinder, the hydraulic oil cylinder piston rod is connected with second connecting rod by thrust sensor, the second connecting rod one end is articulated on simulation frame.

[0006] Preferably, the horizontal detection device and the vertical detection device further comprise a middle detachable rotating shaft and a fixed plate, one end of the two fixed plates is connected to the L-shaped fixing frame, and the two middle detachable rotating shafts penetrate through the other end of the corresponding fixed plate and are connected to the middle part of the hydraulic oil cylinder.

[0007] Preferably, a head fixing ring is arranged on the fixing frame.

[0008] Preferably, a semicircular positioning plate is arranged on the fixing frame.

[0009] Preferably, a level gauge is arranged on the fixing frame.

[0010] Preferably, a plurality of sliding blocks are slidably connected to the simulation frame, and the second connecting rod is hinged to the sliding blocks.

[0011] Beneficial effects:

[0012] (1) The unmanned aerial vehicle rocket booster thrust test device has the advantages of simple structure, convenience and practicality, and can adjust the thrust angle of the rocket booster through a lead screw, and accurately simulate the state of the rocket booster during work.

[0013] (2) The unmanned aerial vehicle rocket booster thrust test device can accurately simulate the unmanned aerial vehicle take-off state by adjusting the angle of the simulation frame through the horizontal detection device and the vertical detection device, and accurately detect the rocket booster thrust data. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structural schematic view of the thrust test device;

[0015] Fig. 2 It is a structural schematic view of the angle adjusting device;

[0016] 1-rocket booster, 2-angle adjusting device, 21-fixing frame, 22-locking lead screw, 23-arc-shaped fixed plate, 24-head fixing ring, 25-pressure sensor, 26-hinged rod, 27-first connecting rod, 28-oscillating block, 29-lead screw, 3-simulation frame, 4-horizontal detection device, 41-second connecting rod, 42-thrust sensor, 43-hydraulic oil cylinder, 44-middle detachable rotating shaft, 45-fixed plate, 46-upper detachable rotating shaft, 5-vertical detection device, 6-L-shaped fixing frame. DETAILED DESCRIPTION

[0017] The embodiments of the present application will be further described below with reference to the drawings.

[0018] Embodiment 1

[0019] As Figs. 1-2The utility model discloses a kind of unmanned aerial vehicle rocket booster thrust testing device, including rocket booster 1, angle adjusting device 2, simulation frame 3, horizontal detection device 4, vertical detection device 5 and L-shaped fixing frame 6, the L-shaped fixing frame 6 one end is connected with simulation frame 3 side wall through several horizontal detection devices 4, the L-shaped fixing frame 6 other end is connected with simulation frame 3 top through several vertical detection devices 5, and angle adjusting device 2 is connected on simulation frame 3 and is used to fixed rocket booster 1;The angle adjusting device 2 includes fixing frame 21, locking screw 22, pressure sensor 25, articulated rod 26, first connecting rod 27, swing block 28 and screw rod 29, several locking screw 22 are connected on fixing frame 21 and one end movably connected with the arc fixed plate 23 of fixed rocket booster 1, and fixing frame 21 is connected with articulated rod 26 one end through pressure sensor 25, and articulated rod 26 is hinged on simulation frame 3 and other end is hinged with first connecting rod 27, swing block 28 both sides movably connected on simulation frame 3, and screw rod 29 one end is connected with first connecting rod 27 movably through swing block 28;Horizontal detection device 4 and vertical detection device 5 all include second connecting rod 41, thrust sensor 42, hydraulic oil cylinder 43 and upper detachable pivot 46, and upper detachable pivot 46 is connected on L-shaped fixing frame 6 and penetrates one end of hydraulic oil cylinder 43, and the piston rod of hydraulic oil cylinder 43 is connected with second connecting rod 41 through thrust sensor 42, and second connecting rod 41 one end is hinged on simulation frame 3;Horizontal detection device 4 and vertical detection device 5 all also include middle detachable pivot 44 and fixed plate 45, two fixed plate 45 one end is connected on L-shaped fixing frame 6, and two middle detachable pivot 44 penetrates corresponding fixed plate 45 other end and is connected with the middle part of hydraulic oil cylinder 43;Head fixed ring 24 is connected on fixing frame 21;Semicircular positioning plate is installed on fixing frame 21;Level gauge is connected on fixing frame 21;Simulation frame 3 is slidably connected with several sliding blocks, and second connecting rod 41 is hinged on sliding block.

[0020] The head of the rocket booster 1 is placed in the semicircular positioning plate, then the arc-shaped fixing plate 23 on the rotating locking screw 22 is rotated to fix the head of the rocket booster 1, meanwhile the head of the rocket booster 1 is in contact with the head fixing ring 24 and is supported by the head fixing ring 24, so that the arc-shaped fixing plate 23 cannot be dislocated when the rocket booster 1 works; the simulation inclination angle of the simulation frame 3 is adjusted by the hydraulic oil cylinder 43 of the horizontal detection device 4 and the vertical detection device 5, the simulation frame 3 can be set according to the shape of the simulated unmanned aerial vehicle, so that the simulation data is more accurate; when the data of local points needs to be tested, the middle dismounting shaft 44 or the upper dismounting shaft 46 of the horizontal detection device 4 and the vertical detection device 5 at different positions is dismounted; the test point is adjusted by the sliding block and is fixed by the bolt after adjustment; the state of the horizontal detection thrust is reset by the level meter; by the pressure sensor 25 and the thrust sensor 42 and by using different sensors, the data including the rocket working temperature, the combustion time, the ignition delay to the maximum thrust time, the maximum stable thrust, the minimum thrust, the average thrust, the average pressure, the total impulse of the rocket and the like can be obtained.

[0021] The specific embodiments of the utility model are described in detail above, but it is only as an example, the utility model is not limited to the above description specific embodiments. For those skilled in the art, any equivalent modification and replacement to the utility model are also in the scope of the utility model. Therefore, equivalent transformation and modification made without departing from the spirit and scope of the utility model are also covered in the scope of the utility model.

Claims

1. A UAV rocket booster thrust test device, characterized by: The utility model relates to a rocket booster (1), angle adjusting device (2), simulation frame (3), level detection device (4), vertical detection device (5) and L type fixing frame (6), one end of L type fixing frame (6) is connected with the lateral wall of simulation frame (3) through a plurality of level detection devices (4), the other end of L type fixing frame (6) is connected with the top of simulation frame (3) through a plurality of vertical detection devices (5), and angle adjusting device (2) is connected on simulation frame (3) and is used for fixing rocket booster (1), and angle adjusting device (2) includes fixing frame (21), locking screw rod (22), pressure sensor (25), articulated rod (26), first connecting rod (27), swing block (28) and screw rod (29), a plurality of locking screw rod (22) are connected on fixing frame (21) and one end swing connection has the arc fixed plate (23) of fixed rocket booster (1), fixing frame (21) is connected with the one end of articulated rod (26) through pressure sensor (25), articulated rod (26) is hinged on simulation frame (3) and is hinged with first connecting rod (27) on the other end, swing block (28) both sides swing connection is on simulation frame (3), and screw rod (29) one end penetrates swing block (28) and is swing connected with first connecting rod (27).

2. The unmanned aerial vehicle rocket booster thrust test device of claim 1, wherein: The level detection device (4) and vertical detection device (5) all include second connecting rod (41), thrust sensor (42), hydraulic oil cylinder (43) and upper detachable pivot (46), the upper detachable pivot (46) is connected on L type fixing frame (6) and penetrates one end of hydraulic oil cylinder (43), and the piston rod of hydraulic oil cylinder (43) is connected with second connecting rod (41) through thrust sensor (42), and one end of second connecting rod (41) is hinged on simulation frame (3).

3. The unmanned aerial vehicle rocket booster thrust test device of claim 2, wherein: The level detection device (4) and vertical detection device (5) all further include middle detachable pivot (44) and fixed plate (45), two fixed plates (45) one end are connected on L type fixing frame (6), and two middle detachable pivots (44) penetrate the other end of corresponding fixed plate (45) and are connected with the middle part of hydraulic oil cylinder (43).

4. The unmanned aerial vehicle rocket booster thrust test device of claim 3, wherein: The utility model relates to a head fixed ring (24), the head fixed ring (24) is connected on fixing frame (21).

5. The unmanned aerial vehicle rocket booster thrust test device according to claim 2 or 4, characterized in that: The fixing frame (21) is installed with semicircular positioning plate.

6. The unmanned aerial vehicle rocket booster thrust test device of claim 5, wherein: The fixing frame (21) is connected with level.

7. The unmanned aerial vehicle rocket booster thrust test device of claim 6, wherein: The simulation frame (3) is slidably connected with a plurality of sliding blocks, and the second connecting rod (41) is hinged on the sliding block.

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