Equivalent simulation test turret device

Abstract

The utility model provides an equivalent simulation test turret device which mainly solves the problem that a target in the prior art cannot simulate radar features, infrared features, spectral features and the like. According to the scheme adopted by the equivalent simulation test turret device, a wave-absorbing material is attached to a simulation turret, and different wave-absorbing materials are replaced on the simulation turret according to test requirements, so that simulation tests of radar, infrared, spectrum and other characteristics are achieved, the equipment test identification target supply guarantee capacity is improved, and the actual combat performance of weapon equipment can be accurately evaluated.

Description

TECHNICAL FIELD

[0001] The present application belongs to the field of basic test simulation target development and research, and mainly relates to an equivalent simulation target device. BACKGROUND

[0002] A target is a substitute for a target attacked by a weapon, and is used to test the actual combat performance of the entire weapon system and its main component subsystems. The target is used throughout the performance test, combat test, in-service evaluation and army training of the weapon, and plays an irreplaceable important role in the whole life cycle of the weapon. At present, countries all over the world pay great attention to the performance verification and evaluation of weapon equipment in actual combat environment, and in the development and identification process of each new weapon system, the target range is required to set different actual equipment, effectors and simulation targets according to different combat scenes, and the target physical characteristics, motion characteristics, wide-spectrum radiation and reflection characteristics simulation have reached a very high level, and the similarity can reach more than 95%, which not only shortens the development cycle of the weapon and saves the development cost, but also accurately evaluates the actual combat performance of the weapon. The target technology in China develops relatively slowly, but in recent years, with the rapid development of new weapon equipment, the target industry has developed rapidly. The conventional weapon target range of each institution designs and develops a series of new targets according to the weapon equipment test and identification requirements, mainly simulating the size and shape of the target, but the radar, infrared and spectral characteristics of the target cannot be simulated, and the similarity with the real battlefield target is low, which cannot meet the needs of weapon equipment identification and army training in China. SUMMARY

[0003] In order to overcome the shortcomings of the prior art and solve the problem that the target of the prior art cannot simulate radar characteristics, infrared characteristics and spectral characteristics, the present application provides an equivalent simulation test turret device.

[0004] An equivalent simulation test turret device, comprising a simulation turret and wave-absorbing material; the simulation turret comprises a bottom plate and a turret body; the bottom plate is a rectangular plate; a turret body is arranged on the end face of the bottom plate; the turret body is a cuboid; a barrel is arranged on one side of the turret body; the side where the barrel is arranged is the front side of the turret body; the side opposite to the front side is the rear side; the direction along the barrel is from the rear side to the front side, and the sides on both sides of the barrel are the left side and the right side respectively; the barrel is a cylinder; two front side bevels are machined on the front side respectively; the two front side bevels intersect at the line connecting the midpoints of the two long edges of the front side; the rear side is divided into three parts along the height direction, and the faces close to the top face of the turret body and the bottom face of the turret body are machined into a rear upper bevel and a rear lower bevel respectively; the side of the turret body is pasted with wave-absorbing material; the wave-absorbing material comprises light-weight broadband structure wave-absorbing material, multi-spectrum honeycomb structure wave-absorbing material, foam sandwich multi-spectrum wave-absorbing material and polyurethane wave-absorbing foam sandwich material; the wave-absorbing material can make the radar detection signal effectively enter the internal structure of the material and realize efficient absorption and attenuation of electromagnetic waves, effectively reduce the RCS characteristics of the equipment, and can suppress and change the optical, thermal infrared and other target radiation characteristics of the equipment itself.

[0005] Further, the joint between the pasted wave-absorbing materials is less than 5mm.

[0006] Further, the flatness of each side of the turret body is not greater than 2mm.

[0007] Further, the bearing force of the side of the turret body is not less than 10kg / cm.

[0008] Further, the material of the simulation turret is a steel plate.

[0009] The beneficial effects of the present application are:

[0010] 1) The equivalent simulation test turret device is designed and manufactured, and the use mode of the turret can be adjusted according to the test task, thereby providing a simulation target with multiple stealth effects for the test.

[0011] 2) The 5mm Q235 steel plate is pasted on the rib base made of square steel, which greatly guarantees the flatness of the material pasting and ensures that the joint of the material pasting is less than 5mm.

[0012] 3) The target guaranteeing ability of the equipment test identification is improved, and the real combat performance of the weapon equipment is accurately evaluated. DETAILED DESCRIPTION

[0013] Figure 1 It is a schematic view of each part of the simulation turret;

[0014] Figure 2 It is a top view;

[0015] Figure 3 is a left side dimension drawing;

[0016] Figure 4 is a front side dimension drawing;

[0017] Figure 5 is a rear upper inclined surface dimension drawing;

[0018] Figure 6 is a rear middle surface dimension drawing;

[0019] Figure 7 is a rear lower inclined surface dimension drawing;

[0020] Figure 8 is a bottom plate dimension drawing;

[0021] In the drawing, 1 is a top surface; 2 is a left side surface; 3 is a front side inclined surface; 4 is a rear upper inclined surface; 5 is a rear middle surface; 6 is a rear lower inclined surface; 7 is a bottom plate; and 8 is a barrel. DETAILED DESCRIPTION

[0022] An equivalent simulation test turret device comprises a simulation turret and wave-absorbing material; the simulation turret comprises a bottom plate and a turret body; the bottom plate is a rectangular plate; a turret body is arranged on an end surface of the bottom plate; the turret body is a cuboid; a barrel is arranged on one side surface of the turret body; the side surface on which the barrel is arranged is a front side surface of the turret body; a side surface opposite to the front side surface is a rear side surface; a direction along the barrel is arranged from the rear side surface to the front side surface; surfaces on both sides of the barrel are a left side surface and a right side surface respectively; the barrel is a cylinder; two front side inclined surfaces are machined on the front side surface respectively; the two front side inclined surfaces intersect at a line connecting two middle points of long edges of the front side surface; the rear side surface is divided into three parts along a height direction, wherein surfaces close to a top surface of the turret body and a bottom surface of the turret body are machined as a rear upper inclined surface and a rear lower inclined surface; wave-absorbing material is attached to side surfaces of the turret body; the wave-absorbing material comprises light-weight broadband structure wave-absorbing material, multi-spectrum honeycomb structure wave-absorbing material, foam sandwich multi-spectrum wave-absorbing material and polyurethane wave-absorbing foam sandwich material; the wave-absorbing material can make radar detection signals effectively enter inside the material structure and realize efficient absorption and attenuation of electromagnetic waves, effectively reduce RCS characteristics of equipment, and can inhibit and change optical, thermal infrared and other target radiation characteristics of the equipment itself.

[0023] a joint between the wave-absorbing materials is less than 5 mm;

[0024] flatness of the side surface of the turret body is not greater than 2 mm;

[0025] a bearing force of the side surface of the turret body is not less than 10 kg / cm;

[0026] a material of the simulation turret is a steel plate.

[0027] In use, according to different test requirements, the light-weight broadband structure wave-absorbing material, the multi-spectrum honeycomb structure wave-absorbing material, the foam sandwich multi-spectrum wave-absorbing material, the polyurethane wave-absorbing foam sandwich material and the multifunctional composite material of various structures are pasted to simulate the radar, infrared and other characteristics of the enemy main battle tank, and meanwhile, the target carrier is provided for the outdoor environment test of the radar, infrared and other stealth materials.

[0028] The light-weight broadband structure wave-absorbing material can make the radar detection signal effectively enter the material structure inside and realize high-efficiency electromagnetic wave absorption and attenuation, effectively reduce the RCS characteristics of equipment, realize high-efficiency broadband absorption effect under the condition of small thickness, and has high multi-band radar stealth performance.

[0029] The application solves the problem by adopting the technical scheme that an equivalent simulation test turret device is designed and manufactured, which can effectively provide the pasting of protective materials and simulate the shape of the enemy main battle tank according to the reduced ratio, and provide a more real pasting target for the test. The device mainly includes the shape and size of the simulated tank turret, the tank turret is reduced according to the size of 1:2, and the pasting surface of the turret is ensured to bear a force of not more than 10 kg / cm2 and the flatness of the pasting surface is not greater than 2 mm. The multi-spectrum honeycomb structure stealth material is pasted, and the material is composed of camouflage paint, wave-absorbing honeycomb and quartz fiber epoxy numerical pre-impregnation; the honeycomb composite material is composed of graphene, conductive carbon powder and water-based resin, and the wave-absorbing honeycomb material is prepared by special processes such as impregnation and spraying. The radar detection signal can effectively enter the material structure inside and realize high-efficiency electromagnetic wave absorption and attenuation, effectively reduce the RCS characteristics of equipment, and can suppress and change the optical, thermal infrared and other target radiation characteristics of the equipment itself.

[0030] The equivalent simulation test turret of the application is beneficial to the pasting of protective materials during the test of the materials, ensures the consistency of the size and angle of the pasted materials each time, has strong designability, a simple structure and is easy to process. The application is suitable for the field of performance test and target simulation test of protective materials.

[0031] The technical scheme related to the application will be further described below in combination with the drawings and the implementation examples, but is not limited to the technical scheme.

[0032] A novel device for simulating the shape characteristics of a turret.

[0033] The turret parts are made of 5mm Q235 steel plates according to the size designed in the drawings.

[0034] The turret base is made of a square steel with a thickness of 10mm and a side length of 10cm.

[0035] The prepared turret parts are spliced on the base and connected by spot welding, and the connection is polished smooth.

[0036] Other surfaces are painted with medium green (MG1151) except the surface of the turret.

[0037] The measured protective material is cut to simulate the size of each part of the turret and is attached to the simulated turret in turn.

[0038] Examples

[0039] 1) Preparation before test

[0040] According to the test technical requirements, an outdoor field radar target scattering characteristic test field is designed and built, the radar test system is installed on a 14.5m high tower, the pitch angle is 30° (the angle can be adjusted) for angle test. The turntable is installed and fixed in the specified test area (the turret is 25 meters away from the vector analyzer projection distance), and the power supply and communication cables are connected. The turntable and the surrounding background field are covered with wave-absorbing material.

[0041] 2) Test implementation

[0042] Place the turret model on the turret turntable, rotate the turntable at a speed of 60° / min, and measure the turret model with the radar test system in HH polarization mode at a test band of 9.5GHz-10.5GHz. Record the change data of the turret model return voltage with the azimuth angle.

[0043] The wave-absorbing material is attached to the surface of the tank turret model.

[0044] Place the turret model with wave-absorbing material attached on the predetermined turntable, rotate the turntable at a speed of 60° / min, and measure the turret model with wave-absorbing material attached with the radar test system in HH polarization mode at a test band of 9.5GHz-10.5GHz. Record the change data of the turret model return voltage with the azimuth angle.

[0045] Erect the positioning target, test its return voltage, complete position compensation and data processing according to the positioning information, and obtain the RCS data of the simulated turret before and after the attachment of the stealth material. Thus, the stealth performance data of the stealth material is obtained.

[0046] 3) Post-test processing

[0047] According to the relevant data tested in the above test, the radar scattering area of the stealth material at different attack angles and different azimuths can be evaluated, and the basis for the later improvement of the radar characteristics of the protective material is provided.

Claims

1. An equivalent simulation test turret device, characterized by: The invention relates to a turret having a plurality of side walls, wherein the plurality of side walls are connected to each other by a plurality of parallelograms, and the plurality of side walls are connected to each other by a plurality of parallelograms. The plurality of side walls are connected to each other by a plurality of parallelograms.

2. The equivalent simulation test turret device according to claim 1, characterized in that: The joints between the applied absorbing materials are less than 5 mm.

3. The equivalent simulation test turret device according to claim 1, characterized in that: The flatness of each side surface of the tower body is no more than 2 mm.

4. The equivalent simulation test turret device according to claim 1, characterized in that: The bearing capacity of the side surface of the tower body is not less than 10kg / cm.

5. The equivalent simulation test turret device according to claim 1, characterized in that: The material of the simulated turret is steel plate.

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