CN106950027A - The device of horizontal impact experiment can be carried out - Google Patents
The device of horizontal impact experiment can be carried out Download PDFInfo
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- CN106950027A CN106950027A CN201710223608.4A CN201710223608A CN106950027A CN 106950027 A CN106950027 A CN 106950027A CN 201710223608 A CN201710223608 A CN 201710223608A CN 106950027 A CN106950027 A CN 106950027A
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- 238000002474 experimental method Methods 0.000 title claims abstract description 31
- 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 48
- 238000009863 impact test Methods 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims description 8
- 230000035939 shock Effects 0.000 claims description 8
- 230000003116 impacting effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 3
- 230000010412 perfusion Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009897 systematic effect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000012857 repacking Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 229910052799 carbon Inorganic materials 0.000 description 1
- JJWKPURADFRFRB-UHFFFAOYSA-N carbonyl sulfide Chemical compound O=C=S JJWKPURADFRFRB-UHFFFAOYSA-N 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of device for carrying out horizontal impact experiment, the device includes the pedestal (1) being spatially sequentially arranged, clamp mechanism (2), impact car (3), track (4), and the haulage gear (5) being engaged；They cooperate, and realize low velocity impact experiment of the different dimensional structure things under various boundary, works is mainly rectangular slab, square plate or stiffened panel.Structure of the present invention is reliable, easy to operate, highly versatile, can carry out horizontal impact experiment, prevent the secondary impact in impact test, horizontal impact that can be in more real model engineering；The fixed-end boundary condition of different scale experiment plates or works can be achieved；Pedestal coordinates ground small by local deformation during strong hit, and can use for a long time；The highly versatile of pedestal and track.
Description
Technical field
The present invention relates to testing equipment technical field, and in particular to horizontal impact experimental rig, comprising fixed and clamp knot
The pedestal of structure is with fixture, the impact car of loading drift, for impact car acquisition speed and the track in limitation direction.
Background technology
Ocean development be after the forties in last century atomic energy exploitation, the fifties cosmic space exploitation after, it is fluffy the sixties
The development field with strategic importance that vigorous growth rises.Correspond, development and utilization marine resources just must be at sea
Set and install a series of engineering structure.So-called ocean engineering structure, is the works built by ocean development
General name.
Ocean platform, marine engineering ship, marine transport ship etc. at sea work for a long time, and working environment is very severe, can not
Avoid that all kinds of collisions can be run into, it is stranded the problems such as, for example supply ship and the collision of platform leg, the pendant thing of superstructure to putting down
Platform deck and floating ice are to shock of platform etc..Collision often makes platform structure component occur integrally bending and local dent, carrying
Ability is reduced, and is influenceed the safety of component, is greatly weakened the intensity of whole platform structure sometimes.It is stranded, ship bottom can be caused
Portion is damaged, causes oil leak or even the generation for the accident that sinks.
Therefore, damage and energy absorption mechanism of the research offshore platform structure under the dangerous working condition such as ship collision, stranded,
The efficient and rational structural shape of the Impact Resisting Capability of Evaluation Platform structure, design is become as ocean with improving the crashworthiness ability of platform
Important subject in engineering.
Because the structure problem of instantaneous strong nonlinearity is excessively complicated, the result of theoretical analysis and numerical method generally requires to lead to
Experiment is crossed to verify.Actual collision phenomenon need to be by large-scale model experimental study, and such experiment is a kind of extremely expensive breaks
Bad property is tested, and high cost, the time is long.And the impact test of small yardstick has relative inexpensiveness, reliable results and directly perceived, repetition
Property it is strong the characteristics of, it is then quite varied in the application of engineering and scientific domain, therefore become the collision on naval vessel and stranded field one
Individual indispensable means.
General landing impact testing machine utilizes the effect of gravity so that impact head free-falling acquisition speed, and in fact
Now to the shock of plate.The problem of this kind of testing machine has three substantially：
Due to the limitation of normal impact testing machine integrated design, its versatility is relatively poor, it is impossible to for different works
Journey scene, significantly reequiped：Replaceable drift species is single, and replaceable drift size range is smaller, replaceable
The species and size of being hit structure it is less.
Due to drop head is vertical by weight-driven and track, structure is being carried out to collide for the first time
And secondary collision phenomenon easily occurs after resilience.
Due to drop head in knockout process it is affected by gravity, acceleration measured by impact head with its by
In by the systematic error that there is 1 g between the acceleration for being hit structure reactance and being produced.Carried on the back in the low velocity impact of Marine engineering
Under scape, this systematic error often produces some detrimental effects to result.
Therefore, the problem above existed for traditional landing impact testing machine, general-purpose type horizontal impact tester
Design is become for the act an of necessity.
The content of the invention
The technical problems to be solved by the invention are：For traditional experiment machine imperfection in place of there is provided a kind of error it is small,
Easy to operate, highly versatile horizontal shock machine, can carry out rushing for different impact heads and different size clamped plates
Hit experiment.
The present invention solves its technical problem and uses following technical scheme：
What the present invention was provided carries out the device of horizontal impact experiment, and it includes pedestal, the fixture being spatially sequentially arranged
Mechanism, impact car, track, and the haulage gear being engaged；They cooperate, and realize different dimensional structure things in different edge
Low velocity impact experiment under the conditions of boundary, works is mainly rectangular slab, square plate or stiffened panel.
Described pedestal, is made up of supporting construction, impact panel and supporting plate, wherein：Supporting construction is fixed on ground；Punching
Panel is hit before supporting construction, its middle part is provided with prepared screw-bolt hole around rectangular through slot, rectangular through slot, various sizes of knot
Structure thing can be fixed on by clamp mechanism on impact panel, to realize completely clamped boundary condition；Supporting plate is welded in impact
Panel is close to the position of bottom, for putting clamp mechanism.
Described supporting construction, is made up of base plate, top board, three pairs of trapezoidal big faggings and one piece of horizontal fagging, wherein：Three pairs
The upper end of trapezoidal big fagging is connected with top board and horizontal fagging, base plate is connected, and is thus integrally formed structure, and with impacting panel
It is connected；Horizontal fagging is located at below top board and is connected with the top of three pairs of trapezoidal big faggings.
The trapezoidal big fagging of described three couple, the feature risen with bottom width, wherein in the middle of two pieces big fagging midfeather away from
From slightly larger, it is easy to the measuring apparatus in middle placement impact test, the two pieces big fagging in middle part is cut with pedestal front end phase connection
Go out groove, be the deformation slot milling of works in impact process, the big fagging in middle part can be seen from the visual angle towards pedestal front end
Indent.
There are four row's bolts hole on described base plate, fot screw is integrated with ground by armored concrete perfusion, lower margin
Screw is corresponded with perforate on pedestal bottom plate, and pedestal is fixed as one with ground by nut and bolt connecting mode.
Described clamp mechanism, can be arranged on the position of impact panel of pedestal according to experiment board size, to reach
The purpose that the side of breadboard four is simultaneously clamped on.
Described clamp mechanism, can be with four sides of clamping plate or stiffened panel to realize boundary condition, and the clamp mechanism is by short
Fixture, lazy-tongs and fixture support composition, wherein：Short fixture and lazy-tongs respectively have two pairs, are strip bloom, thickness one
Cause, above there is bolt aperture；Every a pair of fixtures can clamp one side of breadboard, and pass through bolt with impact panel, fixture support
Coordinate integral；Fixture support is the wide notch falcon structure in the narrow centre in two ends, set bolt aperture at the face combined with clamping, its
Open falcon groove and be harmonious just with the impact panel on pedestal in two ends so that the face that is combined with short fixture of fixture support just with impact
Panel front end face is coplanar；Fixture support totally two, middle part is attached with short fixture and breadboard by bolt, upper end notch falcon
Place is connected with impact panel, short fixture, breadboard, short fixture successively by bolt, and spiral shell is passed through at the notch falcon of lower end
Bolt is connected with impact panel, lazy-tongs, breadboard, lazy-tongs successively.
Described track, double track ramp type track is configured to by guide rail, truss；The horizontal segment height of track and rushing for pedestal
The highly consistent of panel geometric center is hit, the track of track extends perpendicularly to impact panel；The section of guide rail is circle, is adopted
With stainless steel, it is polished with impacting the wheel contact position of car, lubricated to facilitate slip；Truss is square by some
Support tube is constituted, and its top is integrated with two rail weldings, and the bottom surface of every support tube is welded with perforate on sole, sole, can
It is fixed by swell fixture with ground.
The impact car is engaged with guide rail, can carry drift slide in orbit and with the shock surface that is fixed on pedestal
Plate occurred level impacts；Impact car can load different shape, different types of impact head, and the total quality of vehicle body is adjustable；Impact
The wheel of car is coordinated with track, height and the pedestal shock surface slab geomitry center at the impact head center after being assembled with track
It is highly consistent.
The haulage gear includes fixed pulley, hawser, traction electric machine, electromagnetic release device, wherein：Fixed pulley is placed in guide rail
The double track center of highest position, detachably；Hawser connects electromagnetic release device, by fixed pulley, is connected with traction electric machine
Connect；Traction electric machine is fixed on the ground, and hawser can be wound at various speeds by car is impacted and moves certain altitude to；Electromagnetic releasing
Device is placed in impact car rear portion, and connection cable produces magnetic force and held car is impacted during energization, power-off release makes it free along guide rail
Slide.
The present invention has following main beneficial effect compared with prior art：
1. versatility is good, different project scenarios can be directed to, impact car and test structure are significantly reequiped.
Different size (length-width ratio, thickness of slab etc.) brassboard fixed-end boundary conditions can be achieved.Except being tied for tabula rasa, stiffened panel, panel etc.
Structure can be realized outside built-in boundary, and the repacking of different fixtures can also be coordinated to design, the difference knot such as fixed -piping, curved slab
Structure.
2. can effectively avoid drift from carrying out first time collision rift resilience and producing the phenomenon of secondary collision, also can
The operating mode of horizontal impact in more real model engineering.
3. avoid systematic error of the drop by drift acceleration caused by gravity.
4. the reasonable in design of pedestal, solid reliability, pedestal coordinate ground to bear repeatedly strong shock, and have whole
The feature that displacement body is small, local deformation is small, meets long-term, the high use requirement carried, and long service life is easy to maintenance.
5. the highly versatile of track, replaceable drift species diversification, size range are wider, can coordinate different dollies
Repacking design, load different drifts.
6. the pragmatic reliability of the design of trailer system, rail system, by calutron connection impact car, starts on motor
Draw, it is releasable to disconnect calutron power supply, and simple operation is safe, easy to maintenance.
7. dolly is by gravitional force acquisition speed, energy consumption is low, low-carbon green.
Brief description of the drawings
Fig. 1 is the structural representation of a specific embodiment of the invention.
Fig. 2 is the structural representation (forward sight isometric side view) of pedestal in the present embodiment.
Fig. 3 is Fig. 2 backsight isometric side view.
Fig. 4 is the scheme of installation of pedestal in the present embodiment.
Fig. 5, Fig. 6 are the scheme of installation of chucking appliance system in the present embodiment.
Fig. 7 is the structural representation of the present embodiment middle orbit.
Fig. 8 is the scheme of installation of trailer system in the present embodiment.
In figure：1. pedestal；2. clamp mechanism；3. impact car；4. track；5. haulage gear；6. impact panel；7. supporting plate；
8. horizontal fagging；9. trapezoidal big fagging；10. fot screw；11. ground；12. short fixture；13. lazy-tongs；14. fixture is supported；
15. guide rail；16. truss；17. sole；18. fixed pulley；19. hawser；20. traction electric machine；21. electromagnetic release device.
Embodiment
With reference to embodiment and accompanying drawing, the present invention is further illustrated, but does not limit the present invention.
What the present invention was provided carries out the device of horizontal impact experiment, is a kind of achievable different clamped sides of scale experiment plate
The horizontal impact tester of boundary's condition, its structure as shown in figure 1, including the pedestal 1 being sequentially arranged from left to right, clamp mechanism 2,
Impact car 3, track 4, and the haulage gear 5 being connected with track 4；They work in coordination, and different dimensional structure things can be achieved not
With the low velocity impact experiment under boundary condition, works is mainly rectangular slab, square plate or stiffened panel.
Described pedestal 1, its structure as shown in Fig. 2 by supporting construction, impact panel 6 and supporting plate 7 constitute, wherein：Support
Structure is made up of (as shown in Figure 3) three pairs of trapezoidal big faggings 9 and two pieces of horizontal faggings 8, and supporting construction is fixed on ground 11；Branch
The front end side of support structure is impact panel 6, and its middle part, which is provided with around rectangular through slot, rectangular through slot, is provided with prepared screw-bolt hole, no
Rectangular slab, square plate, stiffened panel with size can be fixed on by clamp mechanism 2 on impact panel 6, completely clamped to realize
Boundary condition；Supporting plate 7 is welded in impact panel 6 close to the position of bottom, facilitates lift that fixture is positioned over into support when putting clamp mechanism 2
On plate 7.
Described pedestal 1, its structure are as shown in figure 3, by base plate, top board, three pairs of trapezoidal big faggings 9 and two pieces of horizontal faggings
8 compositions, wherein：The upper and lower side of three pairs of trapezoidal big faggings 9 (totally six pieces) is connected with top board, base plate respectively, is thus integrally formed knot
The side of structure is connected with impact panel 6；Two pieces of horizontal faggings 8 be located at below top board and with the top phase of three pairs of trapezoidal big faggings 9
Even.The pedestal is that front end impact panel 6 provides strength support, and impulsive force has been passed into ground 11.As shown in figure 3, described
The trapezoidal big fagging 9 of three couples, the feature risen with bottom width, wherein in the middle of two pieces of fagging midfeathers apart from slightly larger, be easy to
The measuring apparatus of centre placement impact test, two pieces of middle part fagging cuts out groove with pedestal front end phase connection, to impact
The deformation slot milling of works in journey, as shown in Fig. 2 the indent of middle part fagging can be seen from the visual angle towards pedestal front end,
It is that the deformation of breadboard reserves space, overall structure is reliable while structural strength is ensured.
There are four row's bolts hole on the base plate of described pedestal, as shown in figure 4, fot screw 10 is mixed by reinforcing bar with ground 11
Solidifying soil perfusion is integrated, and fot screw is corresponded with perforate on pedestal bottom plate, by nut and bolt connecting mode by pedestal
It is fixed as one with ground.The strength and stiffness of ground are enough, it is ensured that the displacement that pedestal occurs when being tested is quite small.
The clamp mechanism 2 is arranged according to experiment board size on the position of impact panel 6, to reach breadboard
The purpose that four sides of (rectangular slab, square plate, stiffened panel) are simultaneously clamped on.The clamp mechanism 2 is by short fixture 12, lazy-tongs 13 and folder
The composition (Fig. 5) of tool support 14, short fixture 12 and lazy-tongs 13 respectively have two pairs, and fixture is all strip bloom, and consistency of thickness above has
Perforate.As shown in fig. 6, every a pair of fixtures can clamp one side of breadboard, and pass through spiral shell with impact panel 6, fixture support 14
Bolt coordinates integral, can be with " impact panel-fixture-breadboard-fixture " come vivid general introduction；The fixture support 14 is two ends
The strip bloom of groove is opened, the two ends shape such as falcon head of bloom, its upper and lower ends coordinate with impact panel 6 just so that folder
The face that is hit (face that i.e. fixture support 14 is combined with short fixture 12) of tool support 14 is coplanar with impacting the face that is hit of panel 6；
Fixture support 14 has two, and middle part hanging part carries out supporting connection with short fixture 12 and breadboard by bolt.
As shown in figure 1, it is described impact car 3 be engaged with guide rail 4, can carry drift slided on track 4 and with by press from both sides
Breadboard (rectangular slab, square plate, stiffened panel) occurred level impact that tool mechanism 2 is fixed on pedestal 1；Impact car 3 can be loaded
Different shape, different types of impact head (such as wedge-shaped bloom impact head, circular bloom impact head, the ice cube punching of wedge shape
Tap the head).
As shown in fig. 7, the track 4 is configured to double track ramp type track, the horizontal segment of track 4 by guide rail 15, truss 16
Height is highly consistent with the impact geometric center of panel 6, and the track length direction of track 4 is perpendicular to impact panel 6.The guide rail
15 section is circle, is made of stainless steel, it is polished with upper surface for contacting of the impact wheel of car 3, lubricate with
It is convenient to slide；Truss 16 is made up of some quadrate support pipes, and its top is welded as a whole with two guide rails 15, every support tube
Bottom surface be welded with perforate on sole 17, sole 17, can be fixed by swell fixture with ground, it is ensured that in whole process of the test
The relative position of track is not moved；Rail center line and the geometric center for impacting panel 6 are coplanar.
The ramp part ruling grade of the track 4 is less than 45 °, and uses double track form, and changeover portion change is slow, improves
Impact car by when security.
As shown in figure 8, the haulage gear 5 includes fixed pulley 18, hawser 19, traction electric machine 20, electromagnetic release device 21
Deng, wherein：Fixed pulley 18 is placed in the double track center of the highest position of guide rail 15, detachably；The connection electromagnetic releasing dress of hawser 19
21 are put, by fixed pulley 18, is connected with traction electric machine 20；Traction electric machine 20 is fixed on the ground, can be at various speeds
Winding hawser 19 moves certain altitude to by car 3 is impacted；Electromagnetic release device 21 is placed in impact car 3 rear portion, and connection cable 19 is powered
When produce magnetic force by impact car hold, power-off release it is freely slid along guide rail 15.
The electromagnetic release device 21 is adhesive using energization, the power-off i.e. mode of separation, for example, can use model
BJ-DH-100 small-sized sucked type electromagnet.
What the present invention was provided carries out the device of horizontal impact experiment, and its course of work is：
1. as shown in fig. 1, drift counterweight of impact car 3 etc. is installed in place, centre of gravity adjustment is finished.
2. clamp mechanism 2 is together with breadboard, it is bolted mode and is fixed to together with fixture support on pedestal 1.
And adjust the position of track 4 and be allowed to and the centering of pedestal 1.
3. starting electromagnetic release device 21 so that trailer system 5 is connected with impact car 3, and start to start trailer system,
Pull-up impact car 3 arrives predetermined altitude.
4. disconnecting the power supply of electromagnetic release device 21 in trailer system 5, impact car 3 is set to be glided along slide rail, it is steady by bent
Speed keeps level after shape changeover portion, is hit with clamped test plate (panel).
5. shock terminates, the impact car 3 of low speed resilience is controlled, it is to avoid it occurs secondary collision with breadboard.
6. terminating one-shot experiment, start impact test preparation next time.
Although the preferred embodiments of the present invention are described in detail above in conjunction with accompanying drawing, the invention is not limited in
Above-mentioned embodiment, above-mentioned embodiment is only schematical, rather than restricted.Such as：Works
It is not limited only to square plate, it is all to can be by clamp mechanism and be installed on the works of Sizes on pedestal carrying out
Impact test, embodiment can be different；The front end of impact car is not limited to illustrated impact head, different impact heads
Lower embodiment can be different.One of ordinary skill in the art comes under present invention enlightenment, is not departing from present inventive concept
Embodiment with scope of the claimed protection is within protection scope of the present invention.
Claims (10)
1. it is a kind of carry out horizontal impact experiment device, it is characterized in that including be spatially sequentially arranged pedestal (1), clamp machine
Structure (2), impact car (3), track (4), and the haulage gear (5) being engaged；They cooperate, and realize different dimensional structures
Low velocity impact experiment of the thing under various boundary, works is mainly rectangular slab, square plate or stiffened panel.
2. the device according to claim 1 for carrying out horizontal impact experiment, it is characterised in that described pedestal, by supporting
Structure, impact panel (6) and supporting plate (7) composition, wherein：Supporting construction is fixed on ground (11)；Impact panel (6) and be located at branch
Before support structure, its middle part is provided with prepared screw-bolt hole around large-sized rectangular through slot, rectangular through slot, various sizes of works
It can be fixed on by clamp mechanism (2) on impact panel (6), to realize completely clamped boundary condition；Supporting plate (7) is welded in
Position of the panel (6) close to bottom is impacted, for putting clamp mechanism.
3. the device according to claim 2 for carrying out horizontal impact experiment, it is characterised in that described supporting construction, by
Base plate, top board, three pairs of trapezoidal big faggings (9) and one piece of horizontal fagging (8) composition, wherein：The upper end of three pairs of trapezoidal big faggings (9)
It is connected with top board and horizontal fagging, base plate is connected, is thus integrally formed structure, and be connected with impact panel (6)；Horizontal fagging
(8) it is located at below top board and is connected with the top of three pairs of trapezoidal big faggings (9).
4. the device according to claim 3 for carrying out horizontal impact experiment, it is characterised in that described three couple is trapezoidal big
Fagging (9), the feature risen with bottom width, wherein middle two pieces big fagging midfeather is easy in centre placement apart from slightly larger
The measuring apparatus of impact test, the two pieces big fagging in middle part cuts out groove with pedestal front end phase connection, is knot in impact process
The deformation slot milling of structure thing, the indent of the big fagging in middle part can be seen from the visual angle towards pedestal front end.
5. the device according to claim 3 for carrying out horizontal impact experiment, it is characterised in that have four on described base plate
Bolt hole is arranged, fot screw (10) is integrated with ground (11) by armored concrete perfusion, on fot screw and pedestal bottom plate
Perforate is corresponded, and pedestal is fixed as one with ground by nut and bolt connecting mode.
6. the device according to claim 1 for carrying out horizontal impact experiment, it is characterised in that described clamp mechanism (2)
It is arranged on the position of impact panel (6) of pedestal (1), is simultaneously clamped on the side of breadboard four according to experiment board size with reaching
Purpose.
7. the device according to claim 6 for carrying out horizontal impact experiment, it is characterised in that described clamp mechanism
(2) boundary condition, can be realized with four sides of clamping plate or stiffened panel, clamp mechanism (2) is by short fixture (12), lazy-tongs (13)
Constituted with fixture support (14), wherein：Short fixture (12) and lazy-tongs (13) respectively have two pairs, are strip bloom, thickness one
Cause, above there is bolt aperture；Every a pair of fixtures can clamp one side of breadboard, and lead to impact panel (6), fixture support (14)
Cross bolt and coordinate integral；Fixture support (14) is the wide notch falcon structure in the narrow centre in two ends, is set with clamping at the face combined
Open falcon groove and be harmonious just with the impact panel (6) on pedestal in bolt aperture, its two ends so that fixture supports (14) and short fixture
(12) face combined is just coplanar with impact panel (6) front end face；Fixture support (14) has two, middle part and short fixture (12)
It is attached with breadboard by bolt, by bolt successively with impacting panel (6), short fixture (12), examination at the notch falcon of upper end
Plate, short fixture (12) is tested to be connected, at the notch falcon of lower end by bolt successively with impact panel (6), lazy-tongs (13),
Breadboard, lazy-tongs (13) are connected.
8. the device according to claim 1 for carrying out horizontal impact experiment, it is characterised in that described track (4), by
Guide rail (15), truss (16) are configured to double track ramp type track；The impact panel of the horizontal segment height and pedestal (1) of track (4)
(6) geometric center is highly consistent, and the track of track (4) extends perpendicularly to impact panel (6)；The section of guide rail (15) is
Circle, using stainless steel, it is polished with the wheel contact position of impact car (3), lubricated to facilitate slip；Truss
(16) it is made up of some quadrate support pipes, its top is welded as a whole with two guide rails (15), the bottom surface weldering of every support tube
There is perforate on sole (17), sole (17), can be fixed by swell fixture with ground.
9. the device according to claim 1 for carrying out horizontal impact experiment, it is characterised in that the impact car (3) is with leading
Rail (4) is engaged, can carry drift slided on track (4) and with impact panel (6) occurred level for being fixed on pedestal (1)
Impact；Impact car (3) can load different shape, different types of impact head, and the total quality of vehicle body is adjustable；Impact car (3)
Wheel is coordinated with track (4), height and the pedestal shock surface slab geomitry center at the impact head center after being assembled with track (4)
It is highly consistent.
10. the device according to claim 1 for carrying out horizontal impact experiment, it is characterised in that the haulage gear (5)
Including fixed pulley (18), hawser (19), traction electric machine (20), electromagnetic release device (21), wherein：Fixed pulley (18) is placed in guide rail
(15) the double track center of highest position, detachably；Hawser (19) connection electromagnetic release device (21), by fixed pulley
(18), it is connected with traction electric machine (20)；Traction electric machine (20) is fixed on the ground, and hawser can be wound at various speeds
(19) impact car (3) is moved to certain altitude；Electromagnetic release device (21) is placed in impact car (3) rear portion, and connection cable (19) leads to
Produce magnetic force when electric to hold car is impacted, power-off release makes it freely slide along guide rail (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710223608.4A CN106950027A (en) | 2017-04-07 | 2017-04-07 | The device of horizontal impact experiment can be carried out |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710223608.4A CN106950027A (en) | 2017-04-07 | 2017-04-07 | The device of horizontal impact experiment can be carried out |
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| CN201710223608.4A Pending CN106950027A (en) | 2017-04-07 | 2017-04-07 | The device of horizontal impact experiment can be carried out |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870096A (en) * | 2017-11-02 | 2018-04-03 | 西南交通大学 | A kind of towed bullet train bump testing machine |
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| CN115752995A (en) * | 2022-11-26 | 2023-03-07 | 山东华恒智能装备有限公司 | Three-way pipe fitting strength detection equipment and method |
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Application publication date: 20170714 |