CN204255184U - A kind of widescreen acoustic-electric indication of shots video display target - Google Patents
A kind of widescreen acoustic-electric indication of shots video display target Download PDFInfo
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- CN204255184U CN204255184U CN201420739778.XU CN201420739778U CN204255184U CN 204255184 U CN204255184 U CN 204255184U CN 201420739778 U CN201420739778 U CN 201420739778U CN 204255184 U CN204255184 U CN 204255184U
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Abstract
The utility model relates to widescreen acoustic-electric indication of shots video display target, comprise rectangular frame and multipair acoustoelectric sensor, rectangular frame comprises concrete walls, metope shoulder guard is provided with before concrete walls, the upper and lower side of metope shoulder guard is respectively arranged with a supporting steel grillage, the angle of metope shoulder guard and supporting steel grillage arranges fixing wooden unit, foam rubber sheet is provided with before fixing wooden unit, each supporting steel grillage is provided with the front fixing lumps of wood and the rear fixing lumps of wood and foam rubber sheet is close to by the rear fixing lumps of wood, front fixing is provided with housing plank and inside casing plank between the lumps of wood and the rear fixing lumps of wood, multipair acoustoelectric sensor is arranged in inside casing plank symmetrically, rubber covering is fixed with in the front fixing lumps of wood, the front end of supporting steel grillage is all provided with armour plate, anti-ricochet rubber slab is provided with before armour plate.It expands the scope of application of video display target; Improve sensitivity and the degree of accuracy of acoustoelectric sensor work; Cost is low, and the life-span is long, saves space.
Description
Technical field
The utility model belongs to shooting device technical field, relates to a kind of indication of shots video display target, particularly relates to a kind of widescreen acoustic-electric indication of shots video display target.
Background technology
Live shell video display target is one closely ball firing training device, its operation principle is by the establishment of gunnery training subject or takes into activity video, controlled by computer, render on special giant-screen by projecting apparatus, generation can in the special environment the simulated gunnery target of continuously active and corresponding effects,sound, shooting personnel carry out ball firing to the goal on screen immediately, and scoring round target device report point of impact position, computer shows corresponding fire effect in time on screen.The indication of shots mode of existing video display target has three kinds, and the first adopts infrared thermal imaging to gather focus indication of shots, and the second adopts the indication of shots of paper feed mode, and last one adopts acoustoelectric sensor acoustic detection indication of shots.
Infrared thermal imaging is adopted to gather the live shell video display target of focus indication of shots, its video display curtain can adopt any material and have certain thickness material, when bullet is through curtain, bullet passes to curtain part kinetic energy, and thermal infrared imaging camera collection also identifies that indication of shots is carried out in the local temperature change on curtain.This kind of video display target advantage is: the standard of (1) 4 meter × less than 3 meters screen or widescreen easy for installation; (2) curtain selection kind is more, but in order to infrequently change curtain, mostly all adopts rubber curtain; (3) indication of shots site error adjustment is fairly simple.But, also there is following shortcoming: (1), by the restriction of thermal infrared imaging camera resolution ratio, during larger target surface, indication of shots error is larger; (2) due to thermal infrared imaging camera protection, gunnery training personnel firing point scope is less; (3) because curtain material is all nonmetallic materials, local temperature change is comparatively slow, affects the many shooters of the same area and shoots indication of shots.
Adopt the live shell video display target of paper feed mode indication of shots, its video display curtain is overlapping duplex paper, wherein one deck paper and another layer of paper can relative movements, when bullet is through curtain, namely light reach camera head through shell hole, and scoring round target device judges point of impact position, then mobile wherein one deck paper, the then shell hole location dislocation of duplex paper, light is blocked, and can shoot next time.There is following shortcoming in this kind of video display target: (1) paper advance mechanism and optical facilities complexity, and equipment cost is high, troublesome maintenance; (2) there is the accidentally relative situation of other shell holes in paper feed process, easily cause wrong report target phenomenon; (3) video display target curtain can not be too wide, otherwise paper advance mechanism is too huge; (4) paper is yielding after making moist, and affects image sharpness, thus affects fire effect.
Adopt the ball firing video display target of acoustoelectric sensor acoustic detection indication of shots, most typical be the U.S. model think target, its video display curtain wall is double-deck senior offset plate, and arrange a quadrilateral frame between double-deck offset plate, in framework, position is provided with the acoustoelectric sensor of multipair symmetry up and down.When bullet is through after senior offset plate, point of impact place offset plate restores automatically, do not affect shooting next time, bullet produces sound wave in the acoustic detection space that double-deck offset plate and quadrangle metal protection framework are formed, according to the sensitive signal of the multipair acoustoelectric sensor be arranged in metal protection framework, the position of point of impact can be calculated.There is following shortcoming in this kind of live shell video display target: the setting of (1) acoustoelectric sensor can not disperse very much, otherwise acoustoelectric sensor cannot normally work, thus cause the actual size of video display target can not be too wide, limits the scope of application of live shell video display target; (2) space that acoustic detection space is surrounded by the protective frame inside and outside between two-layer offset plate and two-layer offset plate is formed, and soundproof effect is not obvious, and outside noise can affect sensitivity and the accuracy of acoustoelectric sensor.
Therefore, the indication of shots video display target of current urgent a kind of applicable formation widescreen.
Summary of the invention
The purpose of this utility model is the deficiency existed for above-mentioned prior art, provides a kind of widescreen acoustic-electric indication of shots video display target, which solves restricted, the baroque technical problem of video display target actual size existed in prior art.
To achieve these goals, the utility model provides following technical scheme: a kind of widescreen acoustic-electric indication of shots video display target, it comprises rectangular frame and multipair acoustoelectric sensor, described rectangular frame comprises concrete walls, metope shoulder guard is provided with before described concrete walls, the upper and lower side of described metope shoulder guard is respectively arranged with a supporting steel grillage, the angle of described metope shoulder guard and described supporting steel grillage arranges upper and lower two fixing wooden units, foam rubber sheet is provided with before described upper and lower two fixing wooden units, each described supporting steel grillage is provided with the front fixing lumps of wood and the rear fixing lumps of wood and described foam rubber sheet is close to by each described rear fixing lumps of wood, described front fixing is provided with housing plank and inside casing plank between the lumps of wood and the rear fixing lumps of wood, described multipair acoustoelectric sensor is arranged in upper and lower two described inside casing planks symmetrically, rubber covering is fixed with in upper and lower two described front fixing lumps of wood, the front end of upper and lower two described supporting steel grillages is all provided with armour plate, and before described armour plate, be provided with anti-ricochet rubber slab.
Further, wherein, the length of described rectangular frame is 5 meters, and width is 3 meters, and is provided with 8 described acoustoelectric sensors on each long limit.
Further, wherein, described rubber covering has two-layer or three layers, and forms sound insulaton cavity between adjacent layers.
Compared with existing indication of shots video display target, widescreen acoustic-electric indication of shots video display target of the present utility model has following Advantageous Effects:
1. because acoustoelectric sensor adopts parallel technology of structuring the formation, the actual size of live shell video display target can infinitely extend in the lateral direction, also can form annular screen, expands the scope of application of live shell video display target, be particularly suitable for high-speed moving object as automobile, speedboat etc., enrich gunnery training content;
2. adopt many sound insulations chamber technology, soundproof effect is obvious, improves sensitivity and the degree of accuracy of acoustoelectric sensor work;
3. multiple stage projecting apparatus can be adopted simultaneously to show one or more groups image to curtain, continuous fire can be met or many people shoot simultaneously, expand gunnery training content;
4. curtain adopts senior Natural rubber sheet, its good springiness, shell hole natural enclosing, and reusable, cost is low, and the life-span is long;
5. adopt passive detection, structure is simple, and easy to maintenance, cost is low;
6. paste wall installation owing to adopting, space, target range will be saved than paper feed mode live shell video display target.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of widescreen acoustic-electric indication of shots video display target of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Detailed description of the invention
Describe detailed description of the invention of the present utility model in detail below in conjunction with accompanying drawing, the content of detailed description of the invention is not the restriction to protection content of the present utility model.
The utility model relates to a kind of widescreen acoustic-electric indication of shots video display target, which solves restricted, the baroque technical problem of video display target actual size existed in prior art.
Fig. 1 shows the schematic diagram of widescreen acoustic-electric indication of shots video display target of the present utility model.As shown in Figure 1, widescreen acoustic-electric indication of shots video display target of the present utility model comprises rectangular frame and multipair acoustoelectric sensor 5.Preferably, the length of described rectangular frame is 5 meters, and width is 3 meters, and on each long limit, be provided with 8 described acoustoelectric sensors 5.
As shown in Figure 1, described rectangular frame comprises concrete walls 10.Be provided with metope shoulder guard 9 before described concrete walls 10, this metope shoulder guard 9 can prevent bullet from passing, thus prevents bullet to the destruction of concrete walls 10.The upper and lower side of described metope shoulder guard 9 is respectively arranged with a supporting steel grillage 11.Described metope shoulder guard 9 arranges upper and lower two fixing wooden units 8 with the angle of described supporting steel grillage 11.Foam rubber sheet 7 is provided with before described upper and lower two fixing wooden units 8.Like this, between described foam rubber sheet 7, upper and lower two fixing wooden units 8 and metope shoulder guard 9, form a storage cavity, this storage cavity can be used for receiving the bullet shot and come.Each described supporting steel grillage 11 is provided with the front fixing lumps of wood 2 and the rear fixing lumps of wood 13 and described foam rubber sheet 7 is close to by each described rear fixing lumps of wood 13.Described front fixing is provided with housing plank 12 and inside casing plank 6 between the lumps of wood 2 and the rear fixing lumps of wood 13.Described inside casing plank 6 is positioned at described housing plank 12.Described multipair acoustoelectric sensor 5 is arranged in upper and lower two described inside casing planks 6 symmetrically.Distance between adjacent acoustoelectric sensor 5 is 0.4 ~ 0.6 meter, is advisable with 0.5 meter.Be fixed with rubber covering 1 in upper and lower two described front fixing lumps of wood 2, thus be formed with airtight detection cavity between described rubber covering 1 and described foam rubber sheet 7.Described rubber covering 1 forms the curtain for projection.The front end of upper and lower two described supporting steel grillages 11 is all provided with armour plate 3, and is provided with anti-ricochet rubber slab 4 before described armour plate 3.
In the utility model, the frame of described airtight space exploration adopts wood materials, and external sound wave can be prevented the interference of the acoustoelectric sensor on it.Further, be provided with the detector protection body preventing bullet hits acoustoelectric sensor, described detector protection body comprises armour plate 3 and is affixed on the anti-ricochet rubber slab 4 of armour plate 3 outside, thus can prevent the damage to acoustoelectric sensor.In addition, curtain is generally made up of one deck rubber covering 1, and in order to more effectively stop the impact of external interference sound wave, curtain also can be made up of two-layer or three layers of rubber covering 1, one or two airtight sound insulation cavity of corresponding formation between these two-layer or three layers of rubber coverings 1.
In the utility model, when bullet hits curtain, during target namely on rubber covering 1, bullet successively passes through the airtight sound insulation cavity between rubber covering 1, rubber covering 1, airtight detection cavity and foam rubber sheet 7, the breakthrough point position of its neutron bomb in airtight detection cavity is detected by the acoustoelectric sensor 5 being arranged in upper and lower two frames of detection frame, and is sent to corresponding scoring round target device.The setting of airtight sound insulation cavity is to effectively cut off external interference sound wave, if the soundproof effect of rubber covering 1 is good, airtight sound insulation cavity can not be set, when the soundproof effect difference of rubber covering 1, one or two airtight sound insulation cavity can be set, in requisition for setting gradually two-layer or three layers of rubber covering 1, the outermost layer rubber covering 1 wherein as curtain is white.Because rubber covering 1 and foam rubber sheet 7 adopt senior offset plate to make, after bullet passes, they can restore automatically, do not affect shooting next time, also do not affect the seal of airtight detection cavity.When video display curtain wall is arranged at indoor, bullet continues across foam rubber sheet 7 after passing video display rubber covering 1, is blocked by metope shoulder guard 9, drops on the below of receiving and playing frame.
The content of detailed description of the invention is understood for the ease of those skilled in the art and uses the utility model and describe, and does not form the restriction to the utility model protection content.Those skilled in the art, after having read content of the present utility model, can carry out suitable amendment to the utility model.Protection content of the present utility model is as the criterion with the content of claim.When not departing from flesh and blood and the protection domain of claim, the various amendments carried out the utility model, change and replacement etc. are all within protection domain of the present utility model.
Claims (3)
1. a widescreen acoustic-electric indication of shots video display target, it comprises rectangular frame and multipair acoustoelectric sensor (5), described rectangular frame comprises concrete walls (10), metope shoulder guard (9) is provided with before described concrete walls (10), the upper and lower side of described metope shoulder guard (9) is respectively arranged with a supporting steel grillage (11), described metope shoulder guard (9) arranges upper and lower two fixing wooden units (8) with the angle of described supporting steel grillage (11), foam rubber sheet (7) is provided with before described upper and lower two fixing wooden units (8), each described supporting steel grillage (11) is provided with the front fixing lumps of wood (2) and the rear fixing lumps of wood (13) and each described rear fixing lumps of wood (13) is close to described foam rubber sheet (7), described front fixing is provided with housing plank (12) and inside casing plank (6) between the lumps of wood (2) and the rear fixing lumps of wood (13), described multipair acoustoelectric sensor (5) is arranged in upper and lower two described inside casing planks (6) symmetrically, rubber covering (1) is fixed with in upper and lower two described front fixing lumps of wood (2), the front end of upper and lower two described supporting steel grillages (11) is all provided with armour plate (3), and before described armour plate (3), be provided with anti-ricochet rubber slab (4).
2. widescreen acoustic-electric indication of shots video display target as claimed in claim 1, wherein, the length of described rectangular frame is 5 meters, and width is 3 meters, and on each long limit, be provided with 8 described acoustoelectric sensors (5).
3. widescreen acoustic-electric indication of shots video display target as claimed in claim 1, wherein, described rubber covering (1) has two-layer or three layers, and forms sound insulaton cavity between adjacent layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420739778.XU CN204255184U (en) | 2014-11-28 | 2014-11-28 | A kind of widescreen acoustic-electric indication of shots video display target |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420739778.XU CN204255184U (en) | 2014-11-28 | 2014-11-28 | A kind of widescreen acoustic-electric indication of shots video display target |
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| CN204255184U true CN204255184U (en) | 2015-04-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871093A (en) * | 2018-07-20 | 2018-11-23 | 陈可晴 | A kind of shellproof wall of live-fire training |
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2014
- 2014-11-28 CN CN201420739778.XU patent/CN204255184U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871093A (en) * | 2018-07-20 | 2018-11-23 | 陈可晴 | A kind of shellproof wall of live-fire training |
| CN108871093B (en) * | 2018-07-20 | 2020-10-27 | 陈可晴 | Bullet-proof equipment for live ammunition training |
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