CN207528419U - A kind of helmet absorbs collision energy performance aircraft - Google Patents
A kind of helmet absorbs collision energy performance aircraft Download PDFInfo
- Publication number
- CN207528419U CN207528419U CN201721414939.8U CN201721414939U CN207528419U CN 207528419 U CN207528419 U CN 207528419U CN 201721414939 U CN201721414939 U CN 201721414939U CN 207528419 U CN207528419 U CN 207528419U
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- CN
- China
- Prior art keywords
- pedestal
- helmet
- collision energy
- outer barrel
- protect
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052742 iron Inorganic materials 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000002633 protecting effect Effects 0.000 claims abstract description 16
- 230000003321 amplification Effects 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 11
- 230000003116 impacting effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 14
- 238000009527 percussion Methods 0.000 abstract description 3
- 230000035939 shock Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Abstract
The utility model provides a kind of helmet and absorbs collision energy performance aircraft, including pedestal, column, hoisting mechanism; stent, lifting rope, tachogenerator, protect-ing frame structure; recoiling device impacts anvil, electromagnet, fixed iron block; crossbeam, spring, outer barrel, sliding slot; impact pole, transformer, current rectifying and wave filtering circuit protect circuit; AD amplification modules, data collecting card, host computer and microcontroller；The column fixation is welded in the top of pedestal；The hoisting mechanism is set on pedestal；The lifting rope is connected with hoisting mechanism, and passes through pulley and be hung on stent；The protect-ing frame structure is fixedly installed in the top of pedestal；The inside of the protect-ing frame structure is equipped with recoiling device in the top of pedestal；The utility model promotes the stroke speed of the helmet, can significantly reduce the hoisting depth of the helmet, so as to reduce the whole height of testing machine, and be more easy to obtain larger impact force, expand trial stretch by setting anti-percussion mechanism in the bottom of testing machine.
Description
Technical field
The utility model belongs to technical field of test equipment more particularly to a kind of helmet absorbs collision energy performance test
Machine.
Background technology
Helmet impact test machine is suitable for the helmet and absorbs collision energy performance test, is for judging helmet shock resistance
And a kind of test equipment of helmet penetration resistance.
Notification number is that the Chinese patent of CN202485887U discloses a kind of computer system helmet shock machine, including：
One pedestal, a stent, the stent are fixedly attached on the pedestal, including a column and are separately positioned on the upper end of the column
And the upper bracket and lower carriage of bottom end；Track, the track are set between the upper bracket and lower carriage, and with the column
It is arranged in parallel；One lifting device, the lifting device are set up on the track, and are connected to the computer system；One falls
Percussion mechanism, the shock of a fall device are set on the track, and the lower section in the lifting device；One impact anvil,
The impact anvil is set on the pedestal, and the corresponding shock of a fall device；One motor, the motor are set to described vertical
On column, and to provide power for the lifting device.There is the utility model computer to control automatic lifting to predetermined altitude, can
It is good by property, the advantages that precision is high.
Based on above-mentioned, inventor has found, which is carried the helmet by lifting device
Eminence is raised to, helmet free falling is surveyed to impacting on anvil, and then complete detection experiment by the way of freely landing
Examination, impact force needed for test are not easy to reach, and need to be promoted to higher height can be only achieved by the helmet to test required strength, this
Sample just needs the height of elongate posts, increases the volume of testing machine, and placement exists inconvenient.
Then, in view of this, improvement is studied for existing structure and missing, a kind of helmet is provided and absorbs impact energy
Performance aircraft is measured, to achieve the purpose that with more more practical value.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of helmet absorption collision energy performance aircraft, with
Solve the problem of that impact force needed for test is not easy to reach and the larger inconvenience of testing machine volume disposes.
The utility model helmet absorbs the purpose and effect of collision energy performance aircraft, by the institute of technological means in detail below
Reach：
A kind of helmet absorbs collision energy performance aircraft, and including pedestal, column, hoisting mechanism, stent, lifting rope tests the speed
Sensor, protect-ing frame structure, recoiling device impact anvil, electromagnet, fixed iron block, crossbeam, spring, outer barrel, sliding slot, impact pole, change
Depressor, current rectifying and wave filtering circuit protect circuit, AD amplification modules, data collecting card, host computer and microcontroller；The column is fixed
It is welded in the top of pedestal；The branch is set up in the top side of column；The hoisting mechanism is set on pedestal；The lifting rope is with being promoted
Mechanism is connected, and passes through pulley and be hung on stent；The protect-ing frame structure is fixedly installed in the top of pedestal；The protecting frame
The inside of frame is equipped with recoiling device in the top of pedestal；The recoiling device includes impact anvil, electromagnet, fixed iron block, spring
And outer barrel；The bottom end of the outer barrel is fixedly connected with pedestal；The two side of the outer barrel is equipped with sliding slot；The fixed iron block leads to
Cross the both sides that crossbeam is set to sliding slot；The bottom of the crossbeam is equipped with spring in outer barrel；The impact pole fixation is welded in horizontal stroke
The top of beam；The impact anvil fixation is welded in the top of impact pole；The electromagnet corresponds to fixed iron block and is set on pedestal
Top；The current rectifying and wave filtering circuit and AD amplification modules are connected with transformer；The current rectifying and wave filtering circuit is by protecting electricity
Road is electrically connected with host computer；The microcontroller is electrically connected with hoisting mechanism and electromagnet；The tachogenerator is installed on
On the madial wall of column；The tachogenerator is electrically connected by AD amplification modules and data collecting card；The data acquisition
Card is electrically connected with host computer.
Further, the lifting rope is correspondingly arranged up and down with impact anvil.
Further, the fixed iron block is fitted with outer barrel.
Further, the top closure setting of the sliding slot.
Further, the tachogenerator is right against the headspace setting of impact anvil.
Compared with prior art, the utility model has the advantages that：
1. the utility model promotes the stroke speed of the helmet, can show by setting anti-percussion mechanism in the bottom of testing machine
Writing reduces the hoisting depth of the helmet, so as to reduce the whole height of testing machine, and is more easy to obtain larger impact force, expands
Trial stretch.
2. the utility model carries out automatically controlling the helmet with impacting the collision opportunity of anvil by host computer, pass through microcontroller
The power-off time of magnet is accurately controlled, so as to collide accurately with impact anvil when the helmet being made to drop to the height of tachogenerator
Speed during collision is captured, convenient for the measurement to stroke speed, action time and impact energy.
Description of the drawings
Fig. 1 is the utility model side structure schematic view；
Fig. 2 is the utility model positive structure diagram；
Fig. 3 is recoiling device structure diagram；
Fig. 4 is outer barrel and fixed iron block structure diagram；
Fig. 5 is the utility model circuit control principle figure.
In figure：1- pedestals, 2- columns, 3- hoisting mechanisms, 4- stents, 5- lifting ropes, 6- tachogenerators, 7- protect-ing frame structure,
8- recoiling devices, 81- impact anvils, 82- electromagnet, 83- fix iron block, 831- crossbeams, 84- springs, 85- outer barrels, 851- cunnings
Slot, 86- impact poles, 9- transformers, 10- current rectifying and wave filtering circuits, 11- protection circuits, 12-AD amplification modules, the acquisition of 13- data
Card, 14- host computers, 15- microcontrollers.
Specific embodiment
The utility model is described further below in conjunction with attached drawing：
Embodiment：
As shown in attached drawing 1 to attached drawing 5：
The utility model provides a kind of helmet and absorbs collision energy performance aircraft, including pedestal 1, column 2, hoisting mechanism
3, stent 4, lifting rope 5, tachogenerator 6, protect-ing frame structure 7, recoiling device 8, impact anvil 81, electromagnet 82, fixed iron block 83,
Crossbeam 831, spring 84, outer barrel 85, sliding slot 851, impact pole 86, transformer 9, current rectifying and wave filtering circuit 10 protect circuit 11, AD
Amplification module 12, data collecting card 13, host computer 14 and microcontroller 15；The column 2 fixes the top for being welded in pedestal 1；Institute
State the top side that stent 4 is set on column 2；The hoisting mechanism 3 is set on pedestal 1；The lifting rope 5 is connected with hoisting mechanism 3,
And pass through pulley and be hung on stent 4；The protect-ing frame structure 7 is fixedly installed in the top of pedestal 1；The protect-ing frame structure 7 it is interior
Portion is equipped with recoiling device 8 in the top of pedestal 1；The recoiling device 8 includes impact anvil 81, electromagnet 82, fixed iron block 83, bullet
Spring 84 and outer barrel 85；The bottom end of the outer barrel 85 is fixedly connected with pedestal 1；The two side of the outer barrel 85 is equipped with sliding slot 851；
The fixed iron block 83 is set to the both sides of sliding slot 851 by crossbeam 831；The bottom of the crossbeam 831 is equipped in outer barrel 85
Spring 84；The impact pole 86 fixes the top for being welded in crossbeam 831；
The impact anvil 81 fixes the top for being welded in impact pole 86；The electromagnet 82 corresponds to fixed iron block 83 and is set on
The top of pedestal 1；The current rectifying and wave filtering circuit 10 and AD amplification modules 12 are connected with transformer 9；The rectifying and wave-filtering electricity
Road 10 is by protecting circuit 11 to be electrically connected with host computer 14；The microcontroller 15 electrically connects with hoisting mechanism 3 and electromagnet 82
It connects；The tachogenerator 6 is installed on the madial wall of column 2；The tachogenerator 6 passes through AD amplification modules 12 and number
It is electrically connected according to capture card 13；The data collecting card 13 is electrically connected with host computer 14, and data collecting card is using ZTIC
USB7646B capture cards, so as to ensure the high accuracy of data grabber.
Wherein, the lifting rope 5 is correspondingly arranged with impact anvil about 81, and the helmet for ensureing to hang on 5 bottom of lifting rope is landing
When can accurately fall on impact anvil 81 on.
Wherein, the fixed iron block 83 is fitted with outer barrel 85, which remains fixed iron block 83 and do vertically
Movement, avoids deflection excessive and influences measurement result.
Wherein, the top closure setting of the sliding slot 851, plays the role of limiting to crossbeam 831, avoids crossbeam 831 de-
Go out outer barrel 85.
Wherein, the tachogenerator 6 is right against the headspace setting of impact anvil 81, surveys the Europe that velocity sensor is selected
Nurse dragon tachogenerator, to ensure the accuracy of speed, the height of tachogenerator 6 and the contact point of the helmet and impact anvil 81
It is highly identical.
The specifically used mode of the present embodiment and effect：
When the utility model is used, the helmet to be fixed on to the end of lifting rope 5 by clamping device, pass through hoisting mechanism 3
The helmet is promoted to eminence, completes the placement of the helmet, then electromagnet 82 is made to be powered by the control of host computer 14, both hands auxiliary will
Fixed iron block 83 presses down on, and fixed iron block 83 is fixed on electromagnet 82, during experiment, passes through host computer 14 and controls the helmet
Release time, and pass through microcontroller 15 time control circuit control electromagnet 82 power-off time, electromagnet power-off after, bullet
Spring 84 jacks up crossbeam 831 upwards, and impact anvil 81 is driven to move up, when the helmet drops to the height of tachogenerator 6 with
Impact anvil 81 collides, and so as to increase the collision dynamics to the helmet, can be completed to collision test curve, hit by test
Hit the measurement of speed, action time, impact energy.
The opening in technical solutions of the utility model using technical solution described in the utility model or those skilled in the art
It gives, designs similar technical solution, and reach above-mentioned technique effect, be to fall into the scope of protection of the utility model.
Claims (5)
1. a kind of helmet absorbs collision energy performance aircraft, it is characterised in that：The helmet absorbs collision energy performance aircraft
Including pedestal, column, hoisting mechanism, stent, lifting rope, tachogenerator, protect-ing frame structure, recoiling device impacts anvil, electromagnet,
Fixed iron block, crossbeam, spring, outer barrel, sliding slot, impact pole, transformer, current rectifying and wave filtering circuit, protection circuit, AD amplification modules,
Data collecting card, host computer and microcontroller；The column fixation is welded in the top of pedestal；The branch is set up in the top of column
Side；The hoisting mechanism is set on pedestal；The lifting rope is connected with hoisting mechanism, and passes through pulley and be hung on stent；Institute
State the top that protect-ing frame structure is fixedly installed in pedestal；The inside of the protect-ing frame structure is equipped with recoiling device in the top of pedestal；Institute
It states recoiling device and includes impact anvil, electromagnet, fixed iron block, spring and outer barrel；The bottom end of the outer barrel is fixedly connected with pedestal；
The two side of the outer barrel is equipped with sliding slot；The fixed iron block is set to the both sides of sliding slot by crossbeam；The bottom of the crossbeam
Portion is equipped with spring in outer barrel；The impact pole fixation is welded in the top of crossbeam；The impact anvil fixation is welded in impact pole
Top；The electromagnet corresponds to the top that fixed iron block is set on pedestal；The current rectifying and wave filtering circuit and AD amplification modules are equal
It is connected with transformer；The current rectifying and wave filtering circuit is by protecting circuit to be electrically connected with host computer；The microcontroller is with being promoted
Mechanism and electromagnet are electrically connected；The tachogenerator is installed on the madial wall of column；The tachogenerator passes through AD
Amplification module is electrically connected with data collecting card；The data collecting card is electrically connected with host computer.
2. the helmet as described in claim 1 absorbs collision energy performance aircraft, it is characterised in that：The lifting rope is with impacting on anvil
Under be correspondingly arranged.
3. the helmet as described in claim 1 absorbs collision energy performance aircraft, it is characterised in that：The fixed iron block and outer barrel
It is fitted.
4. the helmet as described in claim 1 absorbs collision energy performance aircraft, it is characterised in that：The top closure of the sliding slot
Setting.
5. the helmet as described in claim 1 absorbs collision energy performance aircraft, it is characterised in that：The tachogenerator face
In the headspace setting of impact anvil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721414939.8U CN207528419U (en) | 2017-10-30 | 2017-10-30 | A kind of helmet absorbs collision energy performance aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721414939.8U CN207528419U (en) | 2017-10-30 | 2017-10-30 | A kind of helmet absorbs collision energy performance aircraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207528419U true CN207528419U (en) | 2018-06-22 |
Family
ID=62571540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721414939.8U Expired - Fee Related CN207528419U (en) | 2017-10-30 | 2017-10-30 | A kind of helmet absorbs collision energy performance aircraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207528419U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282958A (en) * | 2018-11-19 | 2019-01-29 | 镇江华飞检测技术有限公司 | A kind of luggage jerk testing machine |
| CN110243565A (en) * | 2019-07-09 | 2019-09-17 | 青岛欧科玩具有限公司 | A kind of crash helmet performance testing device |
| CN118464360A (en) * | 2024-07-10 | 2024-08-09 | 四川领先微晶玻璃有限公司 | Glass cover plate anti-falling performance test system of microcrystalline mobile phone |
-
2017
- 2017-10-30 CN CN201721414939.8U patent/CN207528419U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282958A (en) * | 2018-11-19 | 2019-01-29 | 镇江华飞检测技术有限公司 | A kind of luggage jerk testing machine |
| CN109282958B (en) * | 2018-11-19 | 2023-12-19 | 江苏诚益达智能科技有限公司 | Case and bag vibrations impact test machine |
| CN110243565A (en) * | 2019-07-09 | 2019-09-17 | 青岛欧科玩具有限公司 | A kind of crash helmet performance testing device |
| CN110243565B (en) * | 2019-07-09 | 2021-01-05 | 浏阳市优登科技有限公司 | Safety helmet performance testing device |
| CN118464360A (en) * | 2024-07-10 | 2024-08-09 | 四川领先微晶玻璃有限公司 | Glass cover plate anti-falling performance test system of microcrystalline mobile phone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180622 |