CN106323097A - Photoelectric target device capable of sensing light through three coplanar sides - Google Patents
Photoelectric target device capable of sensing light through three coplanar sides Download PDFInfo
- Publication number
- CN106323097A CN106323097A CN201610727496.1A CN201610727496A CN106323097A CN 106323097 A CN106323097 A CN 106323097A CN 201610727496 A CN201610727496 A CN 201610727496A CN 106323097 A CN106323097 A CN 106323097A
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- Prior art keywords
- target
- photosensor arrays
- point
- point source
- angle
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41J—TARGETS; TARGET RANGES; BULLET CATCHERS
- F41J5/00—Target indicating systems; Target-hit or score detecting systems
- F41J5/02—Photo-electric hit-detector systems
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The invention discloses a photoelectric target device capable of sensing light through three coplanar sides. The photoelectric target device comprises a target frame, target paper, photoelectric sensor array plates and point light sources; the target paper spreads on the target frame; the left side photoelectric sensor array plate, the right side photoelectric sensor array plate and the upper photoelectric sensor array plate are separately arranged at the left side and the right side of the target paper as well as on the target frame on the top; two point light sources are arranged on the target frame on the lower part of the target paper; and the two point light sources are used for illuminating the target paper on the left lower corner and the right lower corner of the target paper. According to the photoelectric target device disclosed by the invention, a point of impact is recognized through photoelectric sensors, and influences of factors such as environment temperature and humidity, illumination and air flow are avoided, so that target indication is accurate; and meanwhile, the device also can recognize shot holes on the same point of impact, a target paper smashing condition or a target paper dropping condition, so that trouble caused by intensive gunnery training is effectively solved.
Description
Technical field
The invention belongs to shoot indication of shots technical field, relate to a kind of indication of shots equipment being applied to ball firing, particularly one
Plant the optical target device that coplanar three limits are photosensitive.
Background technology
In ball firing indication of shots field, have the multiple Method means such as sound wave indication of shots, image indication of shots, ruggedness, reliability,
The aspect such as degree of accuracy, reusable convenience has respective pluses and minuses.Ultrasonic hit teller has the convenient advantage of simple in construction,
But easily affected by factors such as ambient temperature, air flowings, and indication of shots precision is wayward.Image recognition hit teller uses also
More convenient, but easily by illumination, target sheet is smashed to come off is affected, the most easy to identify after especially shell hole is slightly many, or in same shell hole position
Put basic None-identified, make troubles to the big gunnery training of amount.
With the optical target of grating light beam both vertically and horizontally, its principle is very simple, but its precision is differentiated
Rate is low, and adjusts the alignment of each little light beam when assembling and waste time and energy very much, and production technology is poor, and yield rate is relatively low.
Other kinds of optical target, is the most all designed to two groups of Laser emission receptions right, often has one to launch luminous point correspondence " L " in group
Two opto-electronic receiver arrays that shape is arranged, two group patterns the most in one plane, have certain standoff distance.The cloth of this type
Office, needs four to receive photosensitive limit, cost can be significantly increased, simultaneously because two-layer photosurface has spacing distance, at bullet
During oblique angle incidence, calculating error can be produced.
In order to reduce target surface requirement, improve indication of shots precision and the requirement to aspects such as minimizing target sheet consumptive materials, compel to be essential
Design a kind of indication of shots equipment convenient, efficient, high-precision.
Summary of the invention
The technical problem to be solved is, the shortcoming overcoming prior art, it is provided that a kind of coplanar three limits are photosensitive
Optical target device, by three the photosensitive sensor array edge strips being arranged in a plane, and with two specialized designs points
Light source is irradiated, and when bullet is through light beam, produces shade on edge strip, after gathering its position information process,
Calculate bullet position coordinates in target frame, and then realize indication of shots function.
In order to solve above technical problem, the present invention provides the optical target device that a kind of coplanar three limits are photosensitive, including target frame,
Target sheet, photosensor arrays plate and point source, described target sheet is laid on target frame, on the left and right sides and the top of described target sheet
Left side photosensor arrays plate, right side photosensor arrays plate and surface photoelectric sensing it is respectively equipped with on the target frame in portion
Device array board, and described left side photosensor arrays plate, right side photosensor arrays plate and surface photoelectric sensor
Array board is adjacent orthogonal；Being provided with two point sources on the target frame of the bottom of described target sheet, described two point sources are in institute
State and be pointed into target sheet at the lower left corner of target sheet and the lower right corner.
The technical scheme that the present invention limits further is: the optical target device that aforesaid coplanar three limits are photosensitive, described light
Source is wide-angle point source, including the laser instrument set gradually, convex lens and cylindrical lens, the laser optical that described laser instrument sends
Bundle is by being converted into collimated light beam after convex lens, described collimated light beam is converted into the point source diverging light of wide-angle after cylindrical lens
Bundle.
The optical target device that aforesaid coplanar three limits are photosensitive, described left side photosensor arrays plate, right side photoelectric sensing
Device array board, surface photosensor arrays plate and two point sources are in together in the same plane on target frame surface.
The detection method of the optical target device that a kind of coplanar three limits are photosensitive, two, the left and right below target frame Angle Position is arranged
Two point sources, are irradiated to the two of diagonal angle limits respectively, the photosensor arrays plate relative with point source can connect
Receive stable luminance signal；When bullet is through target frame, the light beam from two light sources will be blocked a part, block
Shade position photosensor arrays plate just has the output of alternation photosignal, by photosensor arrays plate in corresponding some position
Export the angle of the light beam that is blocked, then by calculating the bullet concrete coordinate on target sheet, thus quote bullet at target sheet
On target number.
Further, the detection method of the optical target device that aforesaid coplanar three limits are photosensitive, calculate the step of bullet coordinate
As follows: the distance setting A point source and B point source is that Ac, B point source is blocked as the beam angle that L, A point source is blocked
Beam angle be Bc, then the coordinate of point of impact be (x, y),
Y=L/(ctg(Ac)+ctg(Bc))
X=y*ctg(Ac).
The invention has the beneficial effects as follows:
The present invention passes through photoelectric sensor identification point of impact, not by the shadow of the factors such as environment temperature and humidity, illumination and air flowing
Ringing, indication of shots is accurate, and shell hole, target sheet is smashed or target sheet comes off this device of situation simultaneously for same point of impact also can accurately be known
Not, the various puzzlements brought during effective big gunnery training of solution amount；The scoring round target device of the present invention is relative to the photoelectricity of traditional type
Target, produces assembling simple, and product yields is high, and the calculating to trajectory is accurate, is a kind of indication of shots convenient, efficient, high-precision
Equipment.
Accompanying drawing explanation
Fig. 1 is population structure schematic diagram of the present invention.
Fig. 2 is that the two point light source of the present invention irradiates the schematic diagram forming light aperture plate.
Fig. 3 be top array board be that two light sources share the schematic diagram forming monolateral slur.
Fig. 4 is wide-angle point source internal structure schematic diagram of the present invention.
Fig. 5 is that point of impact coordinate of the present invention calculates schematic diagram.
Detailed description of the invention
Embodiment 1
The present embodiment provides a kind of coplanar three limits photosensitive optical target device, as shown in Figures 1 to 4, including target frame 3, target sheet 7,
Photosensor arrays plate and left-hand point light source 1 and right-hand point light source 2, target frame 3 is more than the area of target sheet, and target sheet is posted in target
In frame, the target frame at the left and right sides of target sheet and top is respectively equipped with left side photosensor arrays plate 4, right side photoelectric sensing
Device array board 6 and surface photosensor arrays plate 5, and left side photosensor arrays plate, right side photoelectric sensor battle array
Strake and surface photosensor arrays plate are adjacent orthogonal；The target frame of the bottom of target sheet is provided with left-hand point light source
1 and right-hand point light source 2, two point sources are pointed into target sheet at the lower left corner and the lower right corner of target sheet.The present embodiment point source is big
Angle points light source, including the laser instrument 9 set gradually, convex lens 10 and cylindrical lens 11, the laser beam 12 that laser instrument sends
By being converted into collimated light beam 13 after convex lens, collimated light beam is converted into the point source divergent beams of wide-angle after cylindrical lens
14；What point source sent is diverging light beam, and two sensor array composition light on opposite are launched and the relation of reception.Point light
Sensor on source and each array board receives point and forms a light, and the light between all of sensor points and point source is formed
One highdensity smooth aperture plate, left side photosensor arrays plate, right side photosensor arrays plate, surface photoelectric sensing
Device array board and two point sources are in together in the same plane on target frame surface.
The detection method of the optical target device that coplanar three limits of the present embodiment are photosensitive, two, the left and right below target frame Angle Position
Arrange two point sources, be irradiated to the two of diagonal angle limits respectively, on the photosensor arrays plate relative with point source
Stable luminance signal can be received；When bullet is through target frame, the light beam from two light sources will be blocked a part, in screening
The shade position photosensor arrays plate of gear just has the output of alternation photosignal, by photoelectric sensor battle array in corresponding some position
Strake exports the angle of the light beam that is blocked, then by calculating the bullet concrete coordinate on target sheet, thus quote bullet and exist
Target number on target sheet.The present embodiment is when real work, and when bullet 8 is through target sheet 7 region, namely bullet is through light aperture plate
Time, inherently block the localized chiasma light of grating, three sensor array strakes leave shade S1, S2 at two；Pass through S1
With the positional information of S2, the coordinate data of bullet can be calculated, thus achieve the function of indication of shots.As it is shown on figure 3, top passes
The two ends of sensor array board 5 are D, E, and it is C with the intersection line focus of two light source points.When bullet is through triangle CDE district
During territory, two shades can be concurrently formed on surface photosensor arrays plate 5；The feature of the present invention is exactly can be at this
The ghost image information under two point sources irradiate is gathered on array board.
The step calculating bullet coordinate of the present embodiment is as follows: as it is shown in figure 5, set the distance of A point source and B point source
The beam angle being blocked for L, A point source be the beam angle that Ac, B point source is blocked be Bc, then the coordinate of point of impact is
(x, y),
Y=L/(ctg(Ac)+ctg(Bc))
X=y * ctg(Ac).
Above example is only the technological thought that the present invention is described, it is impossible to limit protection scope of the present invention with this, every
The technological thought proposed according to the present invention, any change done on the basis of technical scheme, each fall within scope
Within.
Claims (5)
1. the optical target device that coplanar three limits are photosensitive, including target frame, target sheet, photosensor arrays plate and point source,
It is characterized in that, described target sheet is laid on target frame, is respectively equipped with a left side on the target frame at the left and right sides of described target sheet and top
Sidelight electric transducer array board, right side photosensor arrays plate and surface photosensor arrays plate, and described left side
Photosensor arrays plate, right side photosensor arrays plate and surface photosensor arrays plate are adjacent orthogonal；
Being provided with two point sources on the target frame of the bottom of described target sheet, described two point sources are in the lower left corner of described target sheet and bottom right
Target sheet it is pointed at angle.
The optical target device that coplanar three limits the most according to claim 1 are photosensitive, it is characterised in that described point source is big angle
Degree point source, including the laser instrument set gradually, convex lens and cylindrical lens, the laser beam that described laser instrument sends is by convex
Being converted into collimated light beam after lens, described collimated light beam is converted into the point source divergent beams of wide-angle after cylindrical lens.
The optical target device that coplanar three limits the most according to claim 1 are photosensitive, it is characterised in that described left side photoelectric sensing
Device array board, right side photosensor arrays plate, surface photosensor arrays plate and two point sources are in target frame table together
In the same plane in face.
The detection method of the optical target device that coplanar three limits the most according to claim 1 are photosensitive, it is characterised in that at target frame
Two, the left and right Angle Position of lower section arranges two point sources, is irradiated to the two of diagonal angle limits respectively, relative with point source
Photosensor arrays plate on can receive stable luminance signal；When bullet is through target frame, from the light of two light sources
Restraint the part that will be blocked, just have alternation optical telecommunications at the shade position photosensor arrays plate blocked in corresponding some position
Number output, is blocked the angle of light beam by the output of photosensor arrays plate, then by calculating bullet tool on target sheet
Body coordinate, thus quote bullet target number on target sheet.
The detection method of the optical target device that coplanar three limits the most according to claim 4 are photosensitive, it is characterised in that calculate son
The step playing coordinate is as follows: the distance setting A point source and B point source is Ac, B as the beam angle that L, A point source is blocked
The beam angle that point source is blocked is Bc, then the coordinate of point of impact be (x, y),
Y=L/(ctg(Ac)+ctg(Bc))
X=y * ctg(Ac).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610727496.1A CN106323097A (en) | 2016-08-25 | 2016-08-25 | Photoelectric target device capable of sensing light through three coplanar sides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610727496.1A CN106323097A (en) | 2016-08-25 | 2016-08-25 | Photoelectric target device capable of sensing light through three coplanar sides |
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| CN106323097A true CN106323097A (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610727496.1A Pending CN106323097A (en) | 2016-08-25 | 2016-08-25 | Photoelectric target device capable of sensing light through three coplanar sides |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297362A (en) * | 2018-11-27 | 2019-02-01 | 福建泉城特种装备科技有限公司 | A kind of gunnery training electronic scoring system |
| CN110530210A (en) * | 2019-09-29 | 2019-12-03 | 福建启森科技有限公司 | A kind of tactical training electronic target |
| CN110959098A (en) * | 2017-07-31 | 2020-04-03 | 世雅游戏股份有限公司 | Dart game device |
| WO2021161320A1 (en) * | 2020-02-16 | 2021-08-19 | Smart Detection Initiatives Ltd. | An optical shooting accuracy indication system |
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Effective date of registration: 20170217 Address after: 210016 Zhujianglu Road, Jiangsu, No. 766, Applicant after: Nanjing Research Institute on Simulation Technique Address before: 210016 Zhujianglu Road, Jiangsu, No. 766, Applicant before: No. 60 Research Inst., the Headquarters of the General Staff, PLA of China |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170111 |
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| RJ01 | Rejection of invention patent application after publication |