CN111443562A - Projection spherical screen for realizing panoramic simulation of sea, land and air targets in three-dimensional battlefield environment - Google Patents

Projection spherical screen for realizing panoramic simulation of sea, land and air targets in three-dimensional battlefield environment Download PDF

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Publication number
CN111443562A
CN111443562A CN202010298758.3A CN202010298758A CN111443562A CN 111443562 A CN111443562 A CN 111443562A CN 202010298758 A CN202010298758 A CN 202010298758A CN 111443562 A CN111443562 A CN 111443562A
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China
Prior art keywords
fixing frame
projector
mount
projecting apparatus
projection
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CN202010298758.3A
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Chinese (zh)
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姚文明
冯瑜
宋春霞
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Naval Sergeant School Of Chinese Pla
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Naval Sergeant School Of Chinese Pla
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Priority to CN202010298758.3A priority Critical patent/CN111443562A/en
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    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Overhead Projectors And Projection Screens (AREA)

Abstract

The invention discloses a projection ball screen for realizing panoramic simulation of sea, land and air targets in a three-dimensional battlefield environment. The invention solves the problems that the actual environment is not vivid, the three-dimensional battlefield environment effect is not generated, the target characteristic is not convenient to intuitively feel and the actual environment is not beneficial to building by the cooperation of the prior projection in the using process through arranging the viewing room, the hemispherical projection screen, the first fixing frame, the first projector, the second fixing frame, the second projector, the third fixing frame, the third projector, the fourth fixing frame, the fourth projector, the fifth fixing frame, the fifth projector, the sixth fixing frame, the sixth projector, the fixing rod, the first connecting rod, the second connecting rod and the third connecting rod.

Description

Projection spherical screen for realizing panoramic simulation of sea, land and air targets in three-dimensional battlefield environment
Technical Field
The invention belongs to the technical field of three-dimensional projection equipment, and particularly relates to a projection spherical screen for realizing panoramic simulation of sea, land and air targets in a three-dimensional battlefield environment.
Background
Projection refers to the projection of the shape of an object onto a plane with a set of rays, called "projection", and the resulting image on the plane, also called "projection", can be divided into orthographic projection, i.e. the projection of a plane with the centerline of the projection line perpendicular to the projection plane, called oblique projection, and oblique projection, with the centerline of the projection not perpendicular to the projection plane.
When the navy, army and air force target under the three-dimensional battlefield environment is simulated, the projection is needed to be used, and the problems existing in the prior art are that: the actual combat environment of the existing projection in the use process is not vivid, the three-dimensional battlefield environment effect is not generated, the target characteristics are not convenient to feel directly, and the actual combat environment is not easy to build.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a projection ball screen for realizing panoramic simulation of navy, army and air targets by a three-dimensional battlefield environment, which has the advantages of being capable of displaying different simulated navy, army and air targets in a panoramic manner in a specific environment, assisting the generation of the three-dimensional battlefield environment, facilitating the visual perception of target characteristics and being beneficial to the construction of an actual combat environment, and solving the problems that the actual combat environment is not vivid, the three-dimensional battlefield environment effect is not available, the target characteristics are not convenient to visually perceive and the actual combat environment is not beneficial to the construction of the actual combat environment in the use process of the existing projection.
The invention is realized in such a way that a projection ball screen for realizing a three-dimensional battlefield environment panoramic simulation sea, land and air target comprises a viewing chamber, wherein the left side of the bottom of the inner cavity of the viewing chamber is fixedly connected with a hemispherical projection screen, the right side of the inner cavity of the viewing chamber is provided with a first fixing frame, the inner cavity of the first fixing frame is provided with a first projector matched with the hemispherical projection screen for use, the bottom of the first fixing frame is provided with a second fixing frame, the inner cavity of the second fixing frame is provided with a second projector matched with the hemispherical projection screen for use, the left side of the front side of the first fixing frame is provided with a third fixing frame, the inner cavity of the third fixing frame is provided with a third projector, the bottom of the third fixing frame is provided with a fourth fixing frame, the inner cavity of the fourth fixing frame is provided with a fourth projector, and the left side of the rear side of the, the inner cavity of the fifth fixing frame is provided with a fifth projector, the bottom of the fifth fixing frame is provided with a sixth fixing frame, and the inner cavity of the sixth fixing frame is provided with a sixth projector.
Preferably, the hemispherical projection screen is made of glass fiber reinforced plastic, the radius is 3.05m, the total height is 3.95m, the horizontal field angle is 180 degrees, the internal surface reflection coefficient is 0.95-1, the thickness is 8mm-10mm, six channels are adopted for splicing, and the scene size is 100km x 100 km.
Preferably, the top parts of the first fixing frame, the third fixing frame and the fifth fixing frame are fixedly connected with fixing rods matched with the film watching chamber, the top parts of the fixing rods are fixedly connected with the film watching chamber, and the number of the fixing rods is nine, and the fixing rods are uniformly distributed on the top parts of the first fixing frame, the third fixing frame and the fifth fixing frame.
Preferably, one side of the first projector close to the inner wall of the first fixing frame is in contact with the inner wall of the first fixing frame, one side of the second projector close to the inner wall of the second fixing frame is in contact with the inner wall of the second fixing frame, and a first connecting rod is fixedly connected between the bottom of the first fixing frame and the top of the second fixing frame.
Preferably, one side of the third projector close to the inner wall of the third fixing frame is in contact with the inner wall of the third fixing frame, one side of the fourth projector close to the inner wall of the fourth fixing frame is in contact with the inner wall of the fourth fixing frame, and a second connecting rod is fixedly connected between the bottom of the third fixing frame and the top of the fourth fixing frame.
Preferably, one side of the fifth projector close to the inner wall of the fifth fixing frame is in contact with the inner wall of the fifth fixing frame, one side of the sixth projector close to the inner wall of the sixth fixing frame is in contact with the inner wall of the sixth fixing frame, and a third connecting rod is fixedly connected between the bottom of the fifth fixing frame and the top of the sixth fixing frame.
Preferably, the first projector and the second projector project a hemispherical projection screen in a horizontal direction, the third projector and the fourth projector project a hemispherical projection screen at a certain inclination angle, the fifth projector and the sixth projector project a hemispherical projection screen at a certain inclination angle, and the first projector, the second projector, the third projector, the fourth projector, the fifth projector and the sixth projector project a hemispherical projection screen at a certain angle.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention solves the problems that the prior projection has unrealistic actual environment, no three-dimensional battlefield environment effect, is not convenient for perceiving the target characteristic and is not beneficial to creating actual combat environment in the using process by arranging the viewing room, the hemispherical projection screen, the first fixing frame, the first projector, the second fixing frame, the second projector, the third fixing frame, the third projector, the fourth fixing frame, the fourth projector, the fifth fixing frame, the fifth projector, the sixth fixing frame, the sixth projector, the fixing rod, the first connecting rod, the second connecting rod and the third connecting rod, and the invention has the advantages that the spherical screen for projecting the three-dimensional battlefield environment panoramic simulation navy-terrestrial-, is worthy of popularization.
2. The invention can be used for projecting various targets such as islands, naval vessels, enemy planes and the like by arranging the hemispherical projection screen, has fine pictures and can clearly display various targets.
3. The fixing rod is arranged, so that the fixing effect can be achieved, a user can fix the first fixing frame, the third fixing frame and the fifth fixing frame with the film watching room conveniently, and the stability of the first fixing frame, the third fixing frame and the fifth fixing frame is improved.
4. The first fixing frame is arranged, so that the fixing effect can be achieved, a user can fix the position of the first projector conveniently, the second fixing frame is arranged, the fixing effect can be achieved, the user can fix the position of the second projector conveniently, the first connecting rod is arranged, the fixing effect can be achieved, and the stability of the second fixing frame is improved.
5. The third fixing frame is arranged, so that the fixing effect can be achieved, a user can fix the position of the third projector conveniently, the fixing effect can be achieved by arranging the fourth fixing frame, the user can fix the position of the fourth projector conveniently, the fixing effect can be achieved by arranging the second connecting rod, and the stability of the fourth fixing frame is improved.
6. The fixing device can play a role in fixing the position of the fifth projector conveniently by arranging the fifth fixing frame, can play a role in fixing the position of the sixth projector conveniently by arranging the sixth fixing frame, and can play a role in fixing by arranging the third connecting rod, so that the stability of the sixth fixing frame is improved.
7. According to the invention, the first projector, the second projector, the third projector, the fourth projector, the fifth projector and the sixth projector are arranged, so that the hemispherical projection screen can be projected at a specific angle, different simulated sea, land and air targets can be displayed in a panoramic manner in a specific environment, the generation of a three-dimensional battlefield environment is assisted, the characteristics of the targets can be intuitively felt, and the actual combat environment can be created.
Drawings
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a hemispherical projection screen according to an embodiment of the invention;
FIG. 3 is a top view of a structure provided by an embodiment of the present invention;
FIG. 4 is a right side view of a structure provided by an embodiment of the present invention;
FIG. 5 is a schematic connection diagram of a first fixing frame, a first projector, a second fixing frame, a second projector, a fixing rod and a first connecting rod according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of the connection of a third fixing frame, a third projector, a fourth fixing frame, a fourth projector, a fixing rod and a second connecting rod according to the embodiment of the present invention;
fig. 7 is a schematic connection diagram of a fifth fixing frame, a fifth projector, a sixth fixing frame, a sixth projector, a fixing rod and a third connecting rod according to an embodiment of the present invention.
In the figure: 1. a viewing room; 2. a hemispherical projection screen; 3. a first fixing frame; 4. a first projector; 5. a second fixing frame; 4.1, a second projector; 6. a third fixing frame; 7. a third projector; 8. a fourth fixing frame; 7.1, a fourth projector; 9. a fifth fixing frame; 10. a fifth projector; 11. a sixth fixing frame; 10.1, a sixth projector; 12. fixing the rod; 13. a first connecting rod; 14. a second connecting rod; 15. and a third connecting rod.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
The structure of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 7, a dome for projection for realizing panoramic simulation of air, sea and air targets in a three-dimensional battlefield environment provided by an embodiment of the present invention includes a viewing chamber 1, a hemispherical projection screen 2 is fixedly connected to a left side of a bottom of an inner cavity of the viewing chamber 1, a first fixing frame 3 is disposed on a right side of the inner cavity of the viewing chamber 1, a first projector 4 used in cooperation with the hemispherical projection screen 2 is disposed in the inner cavity of the first fixing frame 3, a second fixing frame 5 is disposed at a bottom of the first fixing frame 3, a second projector 4.1 used in cooperation with the hemispherical projection screen 2 is disposed in the inner cavity of the second fixing frame 5, a third fixing frame 6 is disposed on a left side of a front side of the first fixing frame 3, a third projector 7 is disposed in the inner cavity of the third fixing frame 6, a fourth fixing frame 8 is disposed at a bottom of the third fixing frame 6, a fourth projector 7.1 is disposed in the inner cavity of the fourth fixing frame 8, a fifth, a fifth projector 10 is arranged in the inner cavity of the fifth fixing frame 9, a sixth fixing frame 11 is arranged at the bottom of the fifth fixing frame 9, and a sixth projector 10.1 is arranged in the inner cavity of the sixth fixing frame 11.
Referring to fig. 1, 2, 3 and 4, the hemispherical projection screen 2 is made of glass fiber reinforced plastic, has a radius of 3.05m, a total height of 3.95m, a horizontal field angle of 180 degrees, an internal surface reflection coefficient of 0.95-1, a thickness of 8mm-10mm, and is spliced by six channels, and a scene size is 100km x 100 km.
Adopt above-mentioned scheme: by arranging the hemispherical projection screen 2, the multi-type targets such as islands, naval vessels, enemy planes and the like can be projected, the picture is fine, and various targets are displayed clearly.
Referring to fig. 1, 3, 5, 6 and 7, the top of each of the first, third and fifth fixing frames 3, 6 and 9 is fixedly connected with a fixing rod 12 used in cooperation with the film viewing chamber 1, the top of the fixing rod 12 is fixedly connected with the film viewing chamber 1, the number of the fixing rods 12 is nine, and the fixing rods are uniformly distributed on the top of the first, third and fifth fixing frames 3, 6 and 9.
Adopt above-mentioned scheme: through setting up dead lever 12, can play the fixed action, the person of facilitating the use is fixed first mount 3, third mount 6 and fifth mount 9 and sight shadow room 1, has increased the stability of first mount 3, third mount 6 and fifth mount 9.
Referring to fig. 1, 4 and 5, one side of the first projector 4 close to the inner wall of the first fixing frame 3 contacts with the inner wall of the first fixing frame 3, one side of the second projector 4.1 close to the inner wall of the second fixing frame 5 contacts with the inner wall of the second fixing frame 5, and a first connecting rod 13 is fixedly connected between the bottom of the first fixing frame 3 and the top of the second fixing frame 5.
Adopt above-mentioned scheme: through setting up first mount 3, can play the fixed action, the person of facilitating the use fixes the position of first projecting apparatus 4, through setting up second mount 5, can play the fixed action, and the person of facilitating the use fixes the position of second projecting apparatus 4.1, through setting up head rod 13, can play the fixed action, increases the stability of second mount 5.
Referring to fig. 1, 4 and 6, one side of the third projector 7 close to the inner wall of the third fixing frame 6 is in contact with the inner wall of the third fixing frame 6, one side of the fourth projector 7.1 close to the inner wall of the fourth fixing frame 8 is in contact with the inner wall of the fourth fixing frame 8, and a second connecting rod 14 is fixedly connected between the bottom of the third fixing frame 6 and the top of the fourth fixing frame 8.
Adopt above-mentioned scheme: through setting up third mount 6, can play the fixed action, the person of facilitating the use fixes the position of third projecting apparatus 7, through setting up fourth mount 8, can play the fixed action, and the person of facilitating the use fixes the position of fourth projecting apparatus 7.1, through setting up second connecting rod 14, can play the fixed action, increases the stability of fourth mount 8.
Referring to fig. 1, 4 and 7, one side of the fifth projector 10 close to the inner wall of the fifth fixing frame 9 is in contact with the inner wall of the fifth fixing frame 9, one side of the sixth projector 10.1 close to the inner wall of the sixth fixing frame 11 is in contact with the inner wall of the sixth fixing frame 11, and a third connecting rod 15 is fixedly connected between the bottom of the fifth fixing frame 9 and the top of the sixth fixing frame 11.
Adopt above-mentioned scheme: through setting up fifth mount 9, can play the fixed action, the person of facilitating the use fixes the position of fifth projecting apparatus 10, through setting up sixth mount 11, can play the fixed action, and the person of facilitating the use fixes the position of sixth projecting apparatus 10.1, through setting up third connecting rod 15, can play the fixed action, increases the stability of sixth mount 11.
Referring to fig. 1, 3 and 4, the first projector 4 and the second projector 4.1 project the hemispherical projection screen 2 in a horizontal direction, the third projector 7 and the fourth projector 7.1 project the hemispherical projection screen 2 at an inclination angle of 135 degrees, the fifth projector 10 and the sixth projector 10.1 project the hemispherical projection screen 2 at an inclination angle of 45 degrees, and the first projector 4, the second projector 4.1, the third projector 7, the fourth projector 7.1, the fifth projector 10 and the sixth projector 10.1 project the hemispherical projection screen 2 at a specific angle.
Adopt above-mentioned scheme: through setting up first projecting apparatus 4, second projecting apparatus 4.1, third projecting apparatus 7, fourth projecting apparatus 7.1, fifth projecting apparatus 10 and sixth projecting apparatus 10.1, can be specific angle and carry out the projection to hemisphere projection screen 2, the different targets in navy, army and air space of panorama display simulation in specific environment, supplementary three-dimensional battlefield environment generates, and the object characteristic of being convenient for directly perceived and be favorable to building the actual combat environment.
The working principle of the invention is as follows:
when in use, a user connects and moves the first fixing frame 3 and the second fixing frame 5 through the first connecting rod 13, connects and moves the third fixing frame 6 and the fourth fixing frame 8 through the second connecting rod 14, connects and moves the fifth fixing frame 9 and the sixth fixing frame 11 through the third connecting rod 15, then fixes the positions of the first fixing frame 3, the third fixing frame 6 and the fifth fixing frame 9 through the fixing rod 12, then places the first projector 4 in the inner cavity of the first fixing frame 3, places the second projector 4.1 in the inner cavity of the second fixing frame 5, places the third projector 7 in the inner cavity of the third fixing frame 6, places the fourth projector 7.1 in the inner cavity of the fourth fixing frame 8, places the fifth projector 10 in the inner cavity of the fifth fixing frame 9, places the sixth projector 10.1 in the inner cavity of the sixth fixing frame 11, and irradiates the semi-sphere projection screen 2 in 135-degree inclination, the fifth projector 10 and the sixth projector 10.1 are inclined at 45 degrees and irradiate the hemispherical projection screen 2, the first projector 4, the second projector 4.1, the third projector 7, the fourth projector 7.1, the fifth projector 10 and the sixth projector 10.1 are at specific angles to project the hemispherical projection screen 2, different simulated sea, land and air targets can be displayed in a panoramic mode, the generation of a three-dimensional battlefield environment is assisted, the characteristics of the targets can be perceived visually, and the actual combat environment can be created conveniently.
In summary, the following steps: the spherical screen for projecting the sea, land and air space targets for realizing the panoramic simulation of the three-dimensional battlefield environment solves the problems that the actual combat environment is not vivid, the three-dimensional battlefield environment effect is not generated, the target characteristics are not convenient to feel intuitively and the actual combat environment is not beneficial to building by the matched use of the observation room 1, the hemispherical projection screen 2, the first fixing frame 3, the first projector 4, the second fixing frame 5, the second projector 4.1, the third fixing frame 6, the third projector 7, the fourth fixing frame 8, the fourth projector 7.1, the fifth fixing frame 9, the fifth projector 10, the sixth fixing frame 11, the sixth projector 10.1, the fixing rod 12, the first connecting rod 13, the second connecting rod 14 and the third connecting rod 15 in the use process of the existing projection, the spherical screen for projecting the sea, land and air space targets for realizing the panoramic simulation of the three-dimensional battlefield environment has different targets capable of displaying the panoramic simulation in a specific environment, the three-dimensional battlefield environment can be generated in an auxiliary mode, the target characteristics can be felt visually conveniently, and the method is beneficial to building a real-combat environment and worthy of popularization.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a realize three-dimensional battlefield environment panorama simulation navy, army and air force projection of target and use ball screen, includes sight glass room (1), its characterized in that: the left side of the inner cavity bottom of the viewing room (1) is fixedly connected with a hemispherical projection screen (2), the right side of the inner cavity of the viewing room (1) is provided with a first fixing frame (3), the inner cavity of the first fixing frame (3) is provided with a first projector (4) matched with the hemispherical projection screen (2) for use, the bottom of the first fixing frame (3) is provided with a second fixing frame (5), the inner cavity of the second fixing frame (5) is provided with a second projector (4.1) matched with the hemispherical projection screen (2) for use, the left side of the front side of the first fixing frame (3) is provided with a third fixing frame (6), the inner cavity of the third fixing frame (6) is provided with a third projector (7), the bottom of the third fixing frame (6) is provided with a fourth fixing frame (8), the inner cavity of the fourth fixing frame (8) is provided with a fourth projector (7.1), the left side of first mount (3) rear side is provided with fifth mount (9), the inner chamber of fifth mount (9) is provided with fifth projecting apparatus (10), the bottom of fifth mount (9) is provided with sixth mount (11), the inner chamber of sixth mount (11) is provided with sixth projecting apparatus (10.1).
2. The spherical screen for projection of the three-dimensional battlefield environment panoramic simulation sea, land and air target as claimed in claim 1, wherein: the hemispherical projection screen (2) is made of glass fiber reinforced plastic, the radius is 3.05m, the total height is 3.95m, the horizontal field angle is 180 degrees, the internal surface reflection coefficient is 0.95-1, the thickness is 8mm-10mm, six channels are adopted for splicing, and the scene size is 100km x 100 km.
3. The spherical screen for projection of the three-dimensional battlefield environment panoramic simulation sea, land and air target as claimed in claim 1, wherein: the fixing device is characterized in that fixing rods (12) matched with the image watching chamber (1) for use are fixedly connected to the tops of the first fixing frame (3), the third fixing frame (6) and the fifth fixing frame (9), the tops of the fixing rods (12) are fixedly connected with the image watching chamber (1), the number of the fixing rods (12) is nine, and the fixing rods are uniformly distributed at the tops of the first fixing frame (3), the third fixing frame (6) and the fifth fixing frame (9).
4. The spherical screen for projection of the three-dimensional battlefield environment panoramic simulation sea, land and air target as claimed in claim 1, wherein: one side that first projecting apparatus (4) are close to first mount (3) inner wall contacts with the inner wall of first mount (3), one side that second projecting apparatus (4.1) are close to second mount (5) inner wall contacts with the inner wall of second mount (5), fixedly connected with head rod (13) between the bottom of first mount (3) and the top of second mount (5).
5. The spherical screen for projection of the three-dimensional battlefield environment panoramic simulation sea, land and air target as claimed in claim 1, wherein: one side that third projecting apparatus (7) are close to third mount (6) inner wall contacts with the inner wall of third mount (6), one side that fourth projecting apparatus (7.1) are close to fourth mount (8) inner wall contacts with the inner wall of fourth mount (8), fixedly connected with second connecting rod (14) between the bottom of third mount (6) and the top of fourth mount (8).
6. The spherical screen for projection of the three-dimensional battlefield environment panoramic simulation sea, land and air target as claimed in claim 1, wherein: one side of the fifth projector (10) close to the inner wall of the fifth fixing frame (9) is in contact with the inner wall of the fifth fixing frame (9), one side of the sixth projector (10.1) close to the inner wall of the sixth fixing frame (11) is in contact with the inner wall of the sixth fixing frame (11), and a third connecting rod (15) is fixedly connected between the bottom of the fifth fixing frame (9) and the top of the sixth fixing frame (11).
7. The spherical screen for projection of the three-dimensional battlefield environment panoramic simulation sea, land and air target as claimed in claim 1, wherein: first projecting apparatus (4) and second projecting apparatus (4.1) are the horizontal direction and carry out the projection to hemisphere projection screen (2), third projecting apparatus (7) and fourth projecting apparatus (7.1) are 135 degrees inclination and project to hemisphere projection screen (2), fifth projecting apparatus (10) and sixth projecting apparatus (10.1) are 45 degrees inclination and project to hemisphere projection screen (2), first projecting apparatus (4), second projecting apparatus (4.1), third projecting apparatus (7), fourth projecting apparatus (7.1), fifth projecting apparatus (10) and sixth projecting apparatus (10.1) are specific angle and carry out the projection to hemisphere projection screen (2).
CN202010298758.3A 2020-04-16 2020-04-16 Projection spherical screen for realizing panoramic simulation of sea, land and air targets in three-dimensional battlefield environment Pending CN111443562A (en)

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Application publication date: 20200724