CN207923404U - The damage measure device of incidence when a kind of bulletproof halmet is hit - Google Patents
The damage measure device of incidence when a kind of bulletproof halmet is hit Download PDFInfo
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- CN207923404U CN207923404U CN201721505412.6U CN201721505412U CN207923404U CN 207923404 U CN207923404 U CN 207923404U CN 201721505412 U CN201721505412 U CN 201721505412U CN 207923404 U CN207923404 U CN 207923404U
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- fixed
- fixed bin
- slide unit
- shaft rotation
- middle shaft
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Abstract
The damage measure device of incidence when being hit the utility model discloses a kind of bulletproof halmet, including department of human head and neck model, switching slide unit, middle shaft rotation device, fixed bin, pointer, scale, guide rail, pedestal and several universal wheels, universal wheel is fixed on the bottom surface of pedestal, guide rail is fixed on base top surface, switching slide unit is fixed on the sliding block of guide rail, scale is fixed on the top surface of pedestal, middle shaft rotation device is arranged in fixed bin, it can rotate wherein, the bottom of department of human head and neck model is connected with the top of middle shaft rotation device, helmet cover to be measured is on department of human head and neck model.This mechanism for testing is simple in structure, easy to operate, it is only necessary to by that simply can carry out the bullet shock-testing of a variety of incident angles in the case where not changing test and being set with rifle position to the adjustment of mechanism.
Description
Technical field
The utility model belongs to bulletproof halmet measuring technology, and in particular to the damage of incidence when a kind of bulletproof halmet is hit
Hinder test device.
Background technology
Bulletproof halmet is can effectively to prevent bullet or fragmentation from penetrating, and is escaped injury to being effectively protected head part
A kind of harness.Present bulletproof halmet is using nonmetallic composite as main material.Ballistic performance test to composite helmet and making process thereof
Standard, the mainly anti-penetrability of test evaluation bulletproof halmet.
Patent 201320708311.4 discloses《A kind of bulletproof halmet surge guard performance testing device》, this design scheme
It is made of the part such as the helmet, fFour piece type head mould, the linear guide, this patent can effectively solve bulletproof halmet by bullet impact
In the process suffered by head the problem of impact acceleration, but this patent is merely able to collect acceleration this ginseng in impact process
Number, while also there is no the angle change devices for designing incidence, can not carry out multiangular measurement to experimental model in an experiment.
Patent 201420811536.7 discloses《The damage measure device of incidence when a kind of bulletproof halmet is hit》This
Design scheme is partly made of the helmet, head mould, the pedestal etc. with universal wheel, can collect incidence during the experiment
Kinematic parameter has the non-through damage suffered by assessment head and ceruical uertebra part in turn, but this patent only can highly adjust bottom
The height and angle of seat, there is no the angle change devices for designing incidence, limit in experiment and carry out multi-angle tune to model
The possibility of section.
Invention content
The damage measure device of incidence when being hit the purpose of this utility model is to provide a kind of bulletproof halmet solves
In carry out bullet impact helmet experiment, the problem of helmet head mould can not obtain multiangular measurement.
Realize that the technical solution of the utility model aim is：The damage of incidence is surveyed when a kind of bulletproof halmet is hit
Trial assembly is set, if including department of human head and neck model, switching slide unit, middle shaft rotation device, fixed bin, pointer, scale, guide rail, pedestal and
Dry universal wheel, the universal wheel is symmetrically distributed in the bottom surface of pedestal, and is connected with it, and guide rail is fixed on base top surface, switching
Slide unit is fixed on the sliding block of guide rail so that switching slide unit can be slided along guide rail；Scale is fixed on the top surface of pedestal, and is close to
Guide rail side, pointer are fixed on switching slide unit lateral wall lower part so that pointer is directed toward the scale of scale, and the two matches；Gu
Determine box top center and be equipped with circular hole, middle shaft rotation device is arranged in fixed bin, can rotate wherein, middle shaft rotation device
The circular hole is stretched out at top, and the bottom of department of human head and neck model is connected with the top of middle shaft rotation device, and helmet cover to be measured is in the number of people
On neck phantom.Two, slide unit of switching is arranged with first mounting hole and several second mounting holes on symmetrical side,
Several second mounting holes are arc-shaped distribution by the center of circle of the first mounting hole, and fixed bin is by axis pin and the first mounting hole and appoints
One the second mounting hole of meaning is connected on switching slide unit, several second mounting holes of arc-shaped distribution are for adjusting fixed bin
Angle of inclination, and then adjust the angle of inclination of department of human head and neck model.
Compared with prior art, remarkable advantage is the utility model：（1）Incidence any angle may be implemented in the helmet
Rotation, and can realize multi-angle inclination angle, it is more preferable to simulate the case where bulletproof halmet is by impact under different situations；（2）Assembling letter
Just, easy to operate, it is to carry out related experiment choice experiment device preferably to select.
Description of the drawings
Fig. 1 is the overall structure front view of the damage measure device of incidence when the utility model bulletproof halmet is hit.
Fig. 2 is the partial top view of the damage measure device of incidence when the utility model bulletproof halmet is hit.
Fig. 3 is the enlarged drawing of the utility model middle shaft rotation device.
Fig. 4 is the stereogram of the utility model switching slide unit.
Fig. 5 be the utility model department of human head and neck model and fixed bin connection status figure, wherein（a）For fixed bin vertical view,
（b）For the partial front elevation view of department of human head and neck model.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
In conjunction with Fig. 1 to Fig. 5, the damage measure device of incidence when a kind of bulletproof halmet is hit, including department of human head and neck mould
Type 2, switching slide unit 3, middle shaft rotation device 9, fixed bin 4, pointer 10, scale 11, guide rail 12, pedestal 6 and several universal wheels
5, the universal wheel 5 is symmetrically distributed in the bottom surface of pedestal 6, and is connected with it, and guide rail 12 is fixed on 6 top surface of pedestal, slide unit 3 of transferring
It is fixed on the sliding block of guide rail 12 so that switching slide unit 3 can be slided along guide rail 12.Scale 11 is fixed on the top surface of pedestal 6, and
It is close to 12 side of guide rail, pointer 10 is fixed on 3 lateral wall lower part of switching slide unit so that the scale of the direction scale 11 of pointer 10, two
Person matches.Fixed bin end face center is equipped with circular hole, and middle shaft rotation device 9 is arranged in fixed bin, can rotate wherein,
The circular hole is stretched out at the top of middle shaft rotation device 9, and the bottom and the top of middle shaft rotation device 9 of department of human head and neck model 2 pass through
Screw thread is connected, and the helmet 1 to be measured is sleeved on department of human head and neck model 2.One the is arranged on switching 3 two, slide unit symmetrical side
One mounting hole 7 and several second mounting holes 8, several second mounting holes 8 are that the center of circle is arc-shaped point with the first mounting hole 7
Cloth, fixed bin are connected in by axis pin and the first mounting hole 7 and any one second mounting hole 8 on switching slide unit 3, arc-shaped point
Several second mounting holes 8 of cloth are used to adjust the angle of inclination of fixed bin, and then adjust the inclination angle of department of human head and neck model 2
Degree.
The universal wheel 5 is with self-locking device.
The switching slide unit 3 includes bottom plate 3-1 and U-shaped baffle 3-2, and U-shaped baffle 3-2 is fixed on the top surfaces bottom plate 3-1, and first
Mounting hole 7 and several second mounting holes 8 are respectively positioned on the two side walls face of U-shaped baffle 3-2.
Middle shaft rotation device 9 includes the first cylinder and connected the second cylinder thereunder, and the diameter of the first cylinder is less than
The diameter of second cylinder, the height of the first cylinder are higher than the height of the second cylinder, and the first cylindrical outer wall is provided with screw thread, and self-retaining
Box top circular hole is stretched out to be connected with department of human head and neck model 2, and the diameter of the second cylinder is more than fixed box top Circularhole diameter, prevents it
Deviate from fixed bin.
The fixed bin 4 is openable quadrangle box, and switching slide unit 3 is fixed on for coordinating.
The neck low side of the department of human head and neck model 2 is carved with 0 groove, and 4 top surface of fixed bin is equipped with angle index line, number of people neck
Model 2 rotates any angle under the drive of middle shaft rotation device 9, is turned by the angle index line reading of 4 top surface of fixed bin
Dynamic angle.
Equipped with tripartite to acceleration transducer in 2 head of department of human head and neck model, neck is interior to be sensed equipped with tripartite to power
Device and three direction torque sensors.
Embodiment 1
In conjunction with Fig. 1 to Fig. 5, the damage measure device of incidence when a kind of bulletproof halmet is hit, including department of human head and neck mould
Type 2, switching slide unit 3, middle shaft rotation device 9, fixed bin 4, pointer 10, scale 11, guide rail 12, pedestal 6 and four universal wheels 5,
Four universal wheels 5 are symmetrically welded at the bottom surface of pedestal 6, and guide rail 12 is fixed by a pin to 6 top surface of pedestal, slide unit 3 of transferring
It is fixed by a pin on the sliding block of guide rail 12 so that switching slide unit 3 can be slided along guide rail 12.Scale 11 is fixed by pin
In the top surface of pedestal 6, and it is close to 12 side of guide rail, pointer 10 is fixed on 3 lateral wall lower part of switching slide unit so that pointer 10 is directed toward
The scale of scale 11, the two match, and read mobile numerical value.Fixed bin end face center is equipped with circular hole, and middle shaft rotation device 9 is set
It sets in fixed bin, can rotate wherein, the circular hole, the bottom of department of human head and neck model 2 are stretched out in the top of middle shaft rotation device 9
Portion and the top of middle shaft rotation device 9 are connected by screw thread, and the helmet 1 to be measured is sleeved on department of human head and neck model 2.3 liang of slide unit of switching
First mounting hole 7 and four the second mounting holes 8 are arranged on a symmetrical side, four the second mounting holes 8 are with first
Mounting hole 7 is that the center of circle is arc-shaped distribution, and fixed bin is solid by axis pin and the first mounting hole 7 and any one second mounting hole 8
It is connected on switching slide unit 3, four the second mounting holes 8 of arc-shaped distribution are used to adjust the angle of inclination of fixed bin, and then adjust
The angle of inclination of department of human head and neck model 2, is located at the second mounting hole 8 of bottom and the first mounting hole 7 is total to horizontal plane, forms 0 °
Angle is often adjusted up second mounting hole 8 and fixes, and angle increases by 15 °.
The universal wheel 5 is with self-locking device.
The switching slide unit 3 includes bottom plate 3-1 and U-shaped baffle 3-2, and U-shaped baffle 3-2 is welded on the top surfaces bottom plate 3-1, and first
Mounting hole 7 and four the second mounting holes 8 are respectively positioned on the two side walls face of U-shaped baffle 3-2.
Middle shaft rotation device 9 includes the first cylinder and connected the second cylinder thereunder, and the diameter of the first cylinder is less than
The diameter of second cylinder, the height of the first cylinder are higher than the height of the second cylinder, and the first cylindrical outer wall is provided with screw thread, and self-retaining
Box top circular hole is stretched out to be connected with department of human head and neck model 2, and the diameter of the second cylinder is more than fixed box top Circularhole diameter, prevents it
Deviate from fixed bin.
The fixed bin 4 is openable quadrangle box, and switching slide unit 3 is fixed on for coordinating.
The neck low side of the department of human head and neck model 2 is carved with 0 groove, and 4 top surface of fixed bin is equipped with angle index line, number of people neck
Model 2 rotates any angle under the drive of middle shaft rotation device 9, is turned by the angle index line reading of 4 top surface of fixed bin
Dynamic angle.
Use process is as follows：
0 degree：
Device is carried out into required working environment first, puts good position later by 5 self-locking of universal wheel, prevents from surveying
Experimental provision is voluntarily slided and is impacted to test result during examination.Then incidence model 2 is filled using middle shaft rotation
Set 9 and fixed bin 4 be assembled together.The angle that end rotation is needed to experiment, for example the side of the helmet is carried out in this example
Shooting, so by 90 degree of the rotation of incidence model 2, in the 4 upper surface angle index line of zero groove and fixed bin for observing neck
After 90 degree of scale alignment.Then the through-hole of 4 lower front part of fixed bin and the first mounting hole 7 are aligned, are connected using axis pin,
The through-hole of fixed bin lower part rear end is attached with the second mounting hole 8 for indicating 0 degree with axis pin, before thereby realizing the helmet
0 degree of back rake angle, while helmet positive side face can be shot at.It is then tested, is shot at experiment with rifle, shooting
Data are output to after being acquired by the sensor inside head mould in experiment computer, and calculating analysis can be carried out after preservation.
30 degree：
Device is carried out into required working environment first, puts good position later by 5 self-locking of universal wheel, prevents from surveying
Experimental provision is voluntarily slided and is impacted to test result during examination.Then incidence model 2 is filled using middle shaft rotation
Set 9 and fixed bin 4 be assembled together.The angle that end rotation is needed to experiment, for example, in this example to the incidence angle of bullet and
Helmet front is shot in 45 degree of angle, so incidence model 2 is rotated 45 degree, observes zero groove and fixed bin of neck
After 45 degree of scales alignment in 4 upper surface angle index lines.Then the through-hole of 4 lower front part of fixed bin and first are fixed
Hole 7 is aligned, and is connected using axis pin, and the through-hole of fixed bin lower part rear end is carried out with the second mounting hole 8 for indicating 30 degree with axis pin
Connection, thereby realizes 30 degree of inclination angle before and after the helmet, while can be shot to the side at 45 degree of angles of the helmet.Then carry out
Experiment, is shot at experiment with rifle, and the data of shooting are output to experiment after being acquired by the sensor inside head mould
In computer, calculating analysis can be carried out after preservation.
In conclusion the damage measure device of incidence may be implemented when bulletproof halmet described in the utility model is hit
The rotation of the helmet in a orientation and inclination angle carry out multiangular measurement to the helmet, while cost simple in structure is more cheap, Neng Gouchong
Divide the various demands for meeting such experiment at present, incidence damage when being hit by using the bulletproof halmet in this patent
Test device can measure to obtain the parameters such as corresponding head acceleration, neck power and torque to hit damage to the blunt of incidence
It is weighed, and multi-angle, multi-faceted measurement can be carried out, obtain data more comprehensively, it is more acurrate.
Claims (4)
- The damage measure device of incidence when 1. a kind of bulletproof halmet is hit, it is characterised in that：Including department of human head and neck model （2）, switching slide unit（3）, middle shaft rotation device（9）, fixed bin（4）, pointer（10）, scale（11）, guide rail（12）, pedestal（6） With several universal wheels（5）, the universal wheel（5）It is symmetrically distributed in pedestal（6）Bottom surface, and with its be connected, guide rail（12）Gu It is scheduled on pedestal（6）Top surface, slide unit of transferring（3）It is fixed on guide rail（12）Sliding block on so that switching slide unit（3）It can be along guide rail （12）Sliding；Scale（11）It is fixed on pedestal（6）Top surface, and be close to guide rail（12）Side, pointer（10）Switching is fixed on to slide Platform（3）Lateral wall lower part so that pointer（10）It is directed toward scale（11）Scale, the two matches；Fixed bin end face center is set There are circular hole, middle shaft rotation device（9）It is arranged in fixed bin, can rotates wherein, middle shaft rotation device（9）Top stretch out The circular hole, department of human head and neck model（2）Bottom and middle shaft rotation device（9）Top be connected, the helmet to be measured（1）It is sleeved on the number of people Neck phantom（2）On；Switching slide unit（3）It is arranged with first mounting hole on two symmetrical sides（7）With several the second mounting holes （8）, several second mounting holes（8）With the first mounting hole（7）It is arc-shaped distribution for the center of circle, fixed bin passes through axis pin and first Mounting hole（7）With any one the second mounting hole（8）It is connected in switching slide unit（3）On, several of arc-shaped distribution are second solid Determine hole（8）Angle of inclination for adjusting fixed bin, and then adjust department of human head and neck model（2）Angle of inclination；The switching slide unit（3）Including bottom plate（3-1）With U-shaped baffle（3-2）, U-shaped baffle（3-2）It is fixed on bottom plate（3-1）Top Face, the first mounting hole（7）With several the second mounting holes（8）It is respectively positioned on U-shaped baffle（3-2）Two side walls face on；The middle shaft rotation device（9）Including the first cylinder and the second cylinder being connected thereunder, the diameter of the first cylinder is small In the diameter of the second cylinder, the height of the first cylinder is higher than the height of the second cylinder, and the first cylindrical outer wall is provided with screw thread, and from admittedly Determine box top circular hole to stretch out and department of human head and neck model（2）It is connected, the diameter of the second cylinder is more than fixed box top Circularhole diameter, prevents Only it deviates from fixed bin.
- The damage measure device of incidence when 2. bulletproof halmet according to claim 1 is hit, it is characterised in that：It is described Fixed bin（4）For openable quadrangle box, switching slide unit is fixed on for coordinating（3）On.
- The damage measure device of incidence when 3. bulletproof halmet according to claim 1 is hit, it is characterised in that：It is described Department of human head and neck model（2）Neck low side be carved with 0 groove, fixed bin（4）Top surface is equipped with angle index line, number of people eck mould type（2） In middle shaft rotation device（9）Drive under rotate any angle, pass through fixed bin（4）The angle index line reading of top surface is rotated Angle.
- The damage measure device of incidence when 4. bulletproof halmet according to claim 1 is hit, it is characterised in that：It is described Universal wheel（5）Band self-locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721505412.6U CN207923404U (en) | 2017-11-13 | 2017-11-13 | The damage measure device of incidence when a kind of bulletproof halmet is hit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721505412.6U CN207923404U (en) | 2017-11-13 | 2017-11-13 | The damage measure device of incidence when a kind of bulletproof halmet is hit |
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| CN207923404U true CN207923404U (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721505412.6U Active CN207923404U (en) | 2017-11-13 | 2017-11-13 | The damage measure device of incidence when a kind of bulletproof halmet is hit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806976A (en) * | 2017-11-13 | 2018-03-16 | 南京理工大学 | The damage measure device of incidence when a kind of bulletproof halmet is hit |
| WO2023203508A1 (en) * | 2022-04-20 | 2023-10-26 | Venkata Jagannadha Rao Anirudha Surabhi | System and method for monitoring, identifying location and direction of impact events in real-time |
-
2017
- 2017-11-13 CN CN201721505412.6U patent/CN207923404U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806976A (en) * | 2017-11-13 | 2018-03-16 | 南京理工大学 | The damage measure device of incidence when a kind of bulletproof halmet is hit |
| WO2023203508A1 (en) * | 2022-04-20 | 2023-10-26 | Venkata Jagannadha Rao Anirudha Surabhi | System and method for monitoring, identifying location and direction of impact events in real-time |
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