CN201837312U - Model experimental system used for realizing inclined impact of projectile - Google Patents
Model experimental system used for realizing inclined impact of projectile Download PDFInfo
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- CN201837312U CN201837312U CN 201020572453 CN201020572453U CN201837312U CN 201837312 U CN201837312 U CN 201837312U CN 201020572453 CN201020572453 CN 201020572453 CN 201020572453 U CN201020572453 U CN 201020572453U CN 201837312 U CN201837312 U CN 201837312U
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- bullet holder
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- gun tube
- bullet
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Abstract
The utility model discloses a model experimental system used for realizing inclined impact of a projectile. The model experimental system is characterized by comprising a baffle plate and a sabot capable of guaranteeing that the projectile is ejected out normally and controlling the attack angle of the projectile. The sabot, which is a cylindrical casing of the outer diameter smaller than the caliber of an air gun tube, is made of light fragile materials, annular bosses are respectively arranged at the head and the tail of the sabot, a plurality of holes are arranged on the wall of the sabot, the head of the sabot is processed into the shape of a cone, and a projectile groove of the inclination angle consistent with the attack angle of the projectile is arranged at the head of the sabot. Besides, the inclined model projectile and the sabot can slide in the gun tube freely, the baffle plate is arranged between an experimental target and the air gun tube of the large caliber, a horizontal decladding groove is arranged in the middle of the baffle plate, and the width of the decladding groove is larger than the diameter of the model projectile but smaller than the caliber of the air gun tube. The model experimental system is capable of being used to complete impact test of the projectile with attack angle conveniently.
Description
Technical field
The utility model belongs to the model investigation field of knockout process, is specifically related to a kind of model experiment system that is used to realize the body oblique impact.
Background technology
[0002] in the transportation and use of various products, it is the problem that can't avoid that product falls from eminence, falls the distortion and the damage that may directly cause the product external packaging case, and then causes the damage of product structure and the forfeiture of function.When product external packaging case and product structure design, must consider their anti-dropping capability.
For investigating the anti-dropping capability of structure, the normal employing experimentizes true prototype structure falling the mode of freely falling on the experimental facilities such as tower, but prototype experiment cost height, cycle are long, therefore should not carry out in a large number, response of structure can adopt the method for model experiment to carry out under the bump condition falling.Utilize air bubble, the product structure model is launched as body, the target that bump is default can be simulated and be fallen knockout process.In the air bubble emission experiment, not with the body of the angle of attack align target or tiltedly the bump of target can be easy to do by the setting angle of making different target plates or changing target holder, but the inclination body of the band angle of attack then is difficult to realize to the striking experiment of target.
Summary of the invention
The problem long in order to overcome prototype experiment cost height, cycle, that the inclination body of the band angle of attack is difficult to realize to the striking experiment of target in the air bubble model experiment, the utility model provides a kind of model experiment system that is used to realize the body oblique impact.Experimental system of the present utility model can be tested the impact-model of target with the inclination body of the angle of attack easily.
A kind of model experiment system that is used to realize the body oblique impact of the present utility model, comprise air bubble body, heavy caliber air gun tube, body and target plate, it is characterized in that: described system also comprises: be provided with barrier plate between target plate and heavy caliber air gun tube; Be provided with the bullet holder in the described heavy caliber air gun tube, the bullet holder can be free to slide in heavy caliber air gun tube, and body tilts to be positioned in the bullet holder; Barrier plate middle part is provided with level shelling groove, and the width of shelling groove is greater than the diameter of body but less than the bore of air gun tube; The bullet holder is the cylindrical shell of external diameter less than air bubble mouth of pipe footpath, and the head and the afterbody of bullet holder are provided with annular boss, have a plurality of holes on the bullet holder wall of bullet holder, and the head of bullet holder is tapered, and the head of bullet holder is provided with the inclination angle bullet groove consistent with the body angle of attack.
Described bullet holder material is lightweight fragile material bakelite or foamed plastics.
Hole on the described bullet holder wall be shaped as circle, bar shaped.
Being shaped as of described body is cylindrical, square.
A kind of model experiment system that is used to realize the body oblique impact of the present utility model, comprise the bullet holder of the barrier plate and a control body angle of attack, the bullet holder is made by the lightweight fragile material, main body is the cylindrical shell of external diameter less than air bubble mouth of pipe footpath, bullet holder head and afterbody have annular boss, many places perforate on bullet holder wall, and head is processed as tapered, to alleviate bullet holder quality, bullet holder head is processed with the bullet groove of inclination by the body angle of attack of requirement of experiment.
Described heavy caliber air bubble mouth of pipe footpath is enough big, and the model body and the bullet holder of inclination can be free to slide in gun tube.
Described barrier plate is between experiment target plate and heavy caliber air gun tube, and the middle part has level shelling groove, and the width of shelling groove is greater than the diameter of model body but less than the bore of air gun tube.
Adopt the model experiment system that is used to realize the body oblique impact of the present utility model, can finish the striking experiment of band angle of attack inclination body easily, the impact process that analog equipment or object tilt fall, study its blastic deformation feature and internal injury situation, for product structure design and security protection provide foundation.
Description of drawings
Fig. 1 is the embodiment 1 general structure schematic diagram that is used to realize the model experiment system of body oblique impact of the present utility model.
Fig. 2 is the bullet holder structure schematic diagram of the embodiment 1 of the model experiment system that is used for realizing the body oblique impact of the present utility model.
Fig. 3 is the embodiment 2 general structure schematic diagrames that are used to realize the model experiment system of body oblique impact of the present utility model.
Fig. 4 is the bullet holder structure vertical view of the embodiment 2 of the model experiment system that is used for realizing the body oblique impact of the present utility model.
Fig. 5 is the barrier plate schematic diagram of the embodiment 2 of the model experiment system that is used for realizing the body oblique impact of the present utility model.
1. air bubble bodies, 2. heavy caliber air gun tubes, 3. bullet holders, 4. bodies, 5. target plates, 6. barrier plates, 7. shelling grooves, 8. annular boss, 9. bullet holder walls, 10. holes, 11. trapezoid cross section annular boss 12. play groove 13. without hindrance bullet grooves among the figure.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Fig. 1 is the embodiment 1 general structure schematic diagram that is used to realize the model experiment system of body oblique impact of the present utility model.
Fig. 2 is the bullet holder structure schematic diagram of the embodiment 1 of the model experiment system that is used for realizing the body oblique impact of the present utility model.
As depicted in figs. 1 and 2, present embodiment is a kind of model experiment system that is used to realize the body oblique impact, comprise air bubble body 1, heavy caliber air gun tube 2, body 4 and target plate 5, be characterized in: comprise that also an assurance body 4 normally goes out thorax and controls the bullet holder 3 of body 4 angles of attack.
Described bullet holder 3 is made by the lightweight fragile material, and bullet holder 3 comprises the trapezoid cross section annular boss 11, external diameter of annular boss 8, the head of the afterbody bullet holder wall 9 less than air bubble mouth of pipe footpath.The external diameter of annular boss 8 and trapezoid cross section annular boss 11 is consistent with the bore of heavy caliber air gun tube, the many places excavation connects the hole 10 of bullet holder wall 9 on bullet holder wall 9, the head configuration of bullet holder 3 is tapered, to alleviate bullet holder quality, the head of bullet holder 3 is processed with the bullet groove 12 of inclination by the body angle of attack of requirement of experiment.
During experiment, with pack into the bullet groove 12 of bullet holder 3 of body 4, place in the heavy caliber air gun tube 2, during the air bubble percussion, holder 3 of drive of high-pressure gas bullet and body 4 integral body are moved in gun tube, the gun tube that flies out, and bump target plate 5 is finished experiment.Because bullet holder 3 is made by the lightweight fragile material, its quality is much smaller than body 4, and is decomposed into a plurality of fragments in knockout process, and its influence to knockout process can be ignored.
Fig. 3 is the embodiment 2 general structure schematic diagrames that are used to realize the model experiment system of body oblique impact of the present utility model.
Fig. 4 is the bullet holder structure vertical view of the embodiment 2 of the model experiment system that is used for realizing the body oblique impact of the present utility model.
Fig. 5 is the barrier plate schematic diagram of the embodiment 2 of the model experiment system that is used for realizing the body oblique impact of the present utility model.
As Fig. 3, Fig. 4 and shown in Figure 5, present embodiment is a kind of model experiment system that is used to realize the body oblique impact, comprise air bubble body 1, heavy caliber air gun tube 2, body 4 and target plate 5, be characterized in: also comprise guaranteeing that body 4 normally goes out thorax and controls bullet holder 3 and a barrier plate 6 of body 4 angles of attack.
Described bullet holder 3 is made by the lightweight fragile material.Bullet holder 3 comprises the trapezoid cross section annular boss 11, external diameter of annular boss 8, the head of the afterbody bullet holder wall 9 less than air bubble mouth of pipe footpath.The external diameter of annular boss 8 and trapezoid cross section annular boss 11 is consistent with the bore of heavy caliber air gun tube.The many places excavation connects the hole 10 of bullet holder wall 9 on bullet holder wall 9, and the head configuration of bullet holder 3 is tapered, to alleviate bullet holder quality.The head of bullet holder 3 is processed with without hindrance bullet groove 13, and the inclination angle of without hindrance bullet groove 13 is consistent with the body angle of attack of requirement of experiment, and all material of bullet holder 3 heads obstruction body 4 forwards (is left) among figure motion all is removed.
During experiment, with pack into the without hindrance bullet groove 13 of bullet holder 3 of body 4, and the clinoplain of body 4 is consistent with horizontal plane, body 4 and bullet holder 3 are placed in the heavy caliber air gun tube 2 jointly, keep body 4 not roll forward.During the air bubble percussion, holder 3 of drive of high-pressure gas bullet and body 4 integral body are moved in gun tube, the gun tube that flies out is when arriving barrier plate 6, because the width of shelling groove 7 is less than the external diameter of bullet holder 3, the motion of bullet holder 3 is blocked, and body 4 external diameters are less than the width of shelling groove 7, and body 4 breaks away from bullet holders 3, keeps original angle to continue flight forward, bump target plate 5 is finished experiment.
Described lightweight fragile material adopts bakelite or foamed plastics.
The diameter and the wall thickness of described bullet holder wall all can be adjusted, and the hole on the bullet holder wall adopts circular opening, also can adopt other forms such as bar shaped hole.
Described body can be a multiple shape such as cylindrical, square.
The utility model also can be used for the model experiment of the body band angle of attack bump under other situations except the model experiment that is used for falling process.
Claims (4)
1. model experiment system that is used to realize the body oblique impact, comprise air bubble body (1), heavy caliber air gun tube (2), body (4) and target plate (5), it is characterized in that: described system also comprises: be provided with barrier plate (6) between target plate (5) and heavy caliber air gun tube (2); Be provided with bullet holder (3) in the described heavy caliber air gun tube (2), bullet holder (3) can be free to slide in heavy caliber air gun tube (2), and body (4) tilts to be positioned in the bullet holder (3); Barrier plate (6) middle part is provided with level shelling groove (7), and the width of shelling groove (7) is greater than the diameter of body but less than the bore of air gun tube; Bullet holder (3) is the cylindrical shell of external diameter less than air bubble mouth of pipe footpath, the head and the afterbody of bullet holder (3) are provided with annular boss, on the bullet holder wall (9) of bullet holder (3), have a plurality of holes, the head of bullet holder (3) is tapered, and the head of bullet holder (3) is provided with the inclination angle bullet groove (12) consistent with the body angle of attack.
2. the model experiment system that is used to realize the body oblique impact according to claim 1 is characterized in that: the material of described bullet holder (3) is lightweight fragile material bakelite or foamed plastics.
3. the model experiment system that is used to realize the body oblique impact according to claim 1 is characterized in that: the hole on the described bullet holder wall (9) be shaped as circle, bar shaped.
4. the model experiment system that is used to realize the body oblique impact according to claim 1 is characterized in that: being shaped as of described body (4) is cylindrical, square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020572453 CN201837312U (en) | 2010-10-22 | 2010-10-22 | Model experimental system used for realizing inclined impact of projectile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020572453 CN201837312U (en) | 2010-10-22 | 2010-10-22 | Model experimental system used for realizing inclined impact of projectile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201837312U true CN201837312U (en) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020572453 Expired - Lifetime CN201837312U (en) | 2010-10-22 | 2010-10-22 | Model experimental system used for realizing inclined impact of projectile |
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| Country | Link |
|---|---|
| CN (1) | CN201837312U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004024A (en) * | 2010-10-22 | 2011-04-06 | 中国工程物理研究院总体工程研究所 | Model experiment system for realizing inclined impact of projectile body |
| JP2018128216A (en) * | 2017-02-10 | 2018-08-16 | 三菱航空機株式会社 | Shooting device of shot body |
| CN110388849A (en) * | 2018-04-23 | 2019-10-29 | 西北工业大学 | Air cannon device |
-
2010
- 2010-10-22 CN CN 201020572453 patent/CN201837312U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004024A (en) * | 2010-10-22 | 2011-04-06 | 中国工程物理研究院总体工程研究所 | Model experiment system for realizing inclined impact of projectile body |
| JP2018128216A (en) * | 2017-02-10 | 2018-08-16 | 三菱航空機株式会社 | Shooting device of shot body |
| CN110388849A (en) * | 2018-04-23 | 2019-10-29 | 西北工业大学 | Air cannon device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110518 Effective date of abandoning: 20120111 |