CN105910783A - Ship structure impact test system - Google Patents
Ship structure impact test system Download PDFInfo
- Publication number
- CN105910783A CN105910783A CN201610293141.6A CN201610293141A CN105910783A CN 105910783 A CN105910783 A CN 105910783A CN 201610293141 A CN201610293141 A CN 201610293141A CN 105910783 A CN105910783 A CN 105910783A
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- plate
- swing ball
- horizontal plate
- swing
- ship
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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
- G01M7/02—Vibration-testing by means of a shake table
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention provides a ship structure impact test system. A ship model is hanging at the lower portion of a top perforated panel, and the top perforated panel is provided a swing ball loading mechanism; the swing ball loading mechanism includes a horizontal plate, a vertical plate installed on the horizontal plate, a U-shaped clamp plate arranged at two ends of the horizontal plate and a rotation beam installed at the lower portion of the horizontal plate through a rotating shaft; the U-shaped clamp plate is installed on the top perforated panel, and the rotation beam is provided with a guide rail which is internally provided with an electromagnet; a swing rope is arranged at the end of the rotating shaft, and a swing ball is arranged and the end of the swing rope; the horizontal plate is provided with a hand roller, and the upper end of the vertical plate is provide with a middle roller; and one end of an adjusting rope is wound on the hand roller, and the other end of the adjusting rope is wound around the middle roller and then is fixedly connected with the lower end of the rotation beam. The ship structure impact test system is able to effectively avoid the error of the energy loss of a traditional ship model structure spring vertical bearing, and the stand expansibility is high to realize the model test with different scales; and moreover, the ship structure impact test system is simple in structure, short in manufacturing period and low in test cost.
Description
Technical field
The present invention relates to a kind of pilot system, particularly relate to a kind of Ship Structure impact test system, belong to ship equipment shock resistance
Certification test equipment test technical field, in order to analyze Ship Structure shock environment and Modal Characteristics.
Background technology
Boats and ships impact resistance and damping capacity are resistant to one of marine environment shock loading and equipment motivation effect key performance.Mesh
Front Ship Structure impact test can be simulated boats and ships and suffer adaptation ability and the dynamic response of accidental impact load in particular circumstances,
The reliability of hull vitality and key equipment can be effectively improved, ensure that naval vessels safety and comfort are run.
Existing impact test apparatus, generally uses on-land type or drop testing machine, by air bag, antivibrator and spring
Etc. carrying out vibration isolation process, and motor or gravity is needed to be driven, it is impossible to meet the examination of weak restrained boundary in large scale ship model water
Test requirement.And there is the shortcomings such as high, the removable poor performance of testing equipment complexity cost.
Summary of the invention
The invention aims to provide a kind of Ship Structure impact test system according to Ship Structure impact shock particularity requirement
System, and have and meet that weak constraints in boats and ships water, model dimension scope be wide, simple in construction economy, test efficiency high,
Can be used for the impact test of Ship Structure and device model, overcome the deficiency of existing shortage specialized ships impact test system.
The object of the present invention is achieved like this: includes by top drilling plate, bottom weight plate and connects top drilling plate and bottom
The test-bed of the oblique slot bracing members frame composition of Weight plate, the underhung at top drilling plate has ship model, on top drilling plate
Being provided with swing ball load maintainer, described swing ball load maintainer includes horizontal plate, the riser being arranged on horizontal plate, is arranged on level
The U-shaped jig plate at plate two ends, being arranged on the rotating beam below horizontal plate by rotating shaft, described U-shaped jig plate is arranged on top and opens
On orifice plate, described rotating beam being provided with guide rail, be provided with electric magnet in guide rail, the end of described rotating shaft connects swing rope, pendulum
The end of rope arranges swing ball, and described horizontal plate is provided with hand roller, and riser upper end is provided with intermediate roller, the one of regulation rope
End is wound on hand roller, the other end is connected with the lower end of rotating beam after walking around intermediate roller.
Present invention additionally comprises so some architectural features:
1. the end of rotating shaft described in is also equipped with measuring the angle dial of rotating beam pendulum angle.
2. swing ball described in is adsorbed by electric magnet when electric magnet is energized and moves with rotating beam.
Compared with prior art, the invention has the beneficial effects as follows: (1) present invention uses swing ball to swing impact, by controlling height
Determine shock loading, and boats and ships each mesostructure model impact test requirement can be met by support extending transversely that there is structure letter
Singly, cost is low, can conveniently control impact energy and Impulsive load point.(2) in view of Ship Structure weak restrained boundary in water
Condition, the present invention takes suspension processing mode, carries out Impulsive load in the horizontal direction so that it is support force shakes with impact model
Dynamic direction is orthogonal, it is to avoid the coupled interference of all directions, draws the precision of higher test with this in the case of lower cost.
(3) present invention passes through packaged type magnet control swing ball release altitude, can realize the operation of single impact test, improve test
Efficiency.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention；
Fig. 2 is the structural representation of the main apparent direction of the present invention；
Fig. 3 is the structural representation of the main apparent direction of the swing ball excitation load maintainer of the present invention；
Fig. 4 is the structural representation overlooking direction of the swing ball excitation load maintainer of the present invention；
Fig. 5 is the structural representation in the side-looking direction of the swing ball excitation load maintainer of the present invention.
In figure: 1-top drilling plate；2-strengthens angle steel；3-end connecting plate；4-oblique slot bracing members frame；5-bottom weight plate；
6-rotating beam；7-deep bracket；8-swing ball loads governor motion；9-ship model；10-riser；11-U clamp plate；12-rotating shaft；
The hand roller of 13-(with the roller of swinging handle)；14-fastening bolt；15-angle dial；16-electric magnet；17-regulates rope；
18-swing ball；19-intermediate roller；20-horizontal plate.
Detailed description of the invention
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings.
According to Fig. 1～Fig. 5, the present invention includes that lateral channel-section steel 4, top drilling plate 1, bottom weight plate 5, swing ball load regulation
The parts such as mechanism 8 and model extension frame, wherein top board is connected by lateral bolt and channel-section steel are fixing with bottom weight plate, and laterally
Deep bracket is installed and improves this stand rigidity and stability；Described counterweight base plate both sides are installed, and are used for strengthening stand stability, reduce
The higher impact on test in model suspension status center, can add extra weight ballast if desired in bottom.Insert at described top board
Swing ball loads governor motion 8, and is provided above riser 10, fastening bolt 14 and hand roller 13 at this mechanism's horizontal plate 20；
Use cord to hang impact experiment model, choose suitable tether point according to its yardstick and loading requirement；Additionally, load at swing ball
The lower section of governor motion is provided with rotating shaft and rotating beam, by the angle of hand regulation roller 13, and then controls swing ball release altitude.
The oblique slot bracing members frame 4 of the present invention, quantity be four and two ends symmetrical, namely oblique slot bracing members frame 4 squint
Symmetrical connect, be arranged to low wide and up narrow guarantee that stand has enough rigidity, and the required circuit of test can be disposed at channel-section steel inside groove, pass through
End connecting plate 3 is connected with top drilling plate 1, bottom weight plate 5 bolt；Bottom weight plate 5 uses two pieces of thickening plates,
Stand width both sides are fixing to be connected and arranges deep bracket 7；It is close that the top drilling plate 1 of impact test stand is provided with four rows
Collection open-celled structure, arranges in pairs or groups with detachable overhanging extension grillage, meets the lifting test of various Scale Model, top drilling plate 1
Connection reinforcement angle steel 2 is fixed below plate；At described top drilling plate 1 underhung ship model 9；Pacify on described top drilling plate 1
Dress swing ball loads governor motion 8, swing ball load governor motion 8 can in horizontal X-Y plane accurate adjusting position, and by folder
Tool crab bolt hole 14 fastens, and swing ball loads governor motion 8 bottom center position and installs rotating beam 6 by rotating shaft 12,
This rotating beam 6 is controlled accordingly by regulation rope 17, and regulation rope 17 one end connects rotating beam 6 free end, the other end
It is wrapped in after walking around intermediate roller 19 on hand roller 13；Rotating beam 6 end is provided with mobile electromagnetical ferrum 16, has and pendulum
Ball radius of action same adjustment scope；Wherein swing ball 18 can be by electric magnet 16 absorption and control, and swing ball 18 lies in swing rope one end, pendulum
The rope other end lies in rotating shaft 12.
By swing ball 18 and ship model 9 suspended fixing in corresponding position；Rotating beam 6 is entered with angle dial 15 by regulation rope 17
Row synergic adjustment；Regulation rope 17 two ends connect hand roller 13 and rotating beam 6 end respectively.
Hang at ship shock model and install, swing ball need to be loaded governor motion position and accurately regulate, it is ensured that during standing
This suspended model is hit between position and free suspension swing ball and leaves minim gap, enables swing ball the most laterally to load on regulation
Ship model position.
Rotating beam 6 can be by hand regulation idler wheel mechanism angle, and synergic adjustment electric magnet position is to mate this swing ball pendulum radius,
Realize the shock response test of ship model under different impact energy loading environment.
Shock response test instrunment, the such as equipment such as acceleration transducer, foil gauge are arranged in model measuring point, power line, signal
Line uses shielding line arranged crosswise, each instrument power source of reasonable Arrangement, reduces the interference effect that between instrument, current fluctuation causes.
The invention mainly comprises model vertical test stand frame, swing ball loads governor motion.Wherein model vertical test stand frame is by two ends
Oblique steel supports, and is connected with upper end top board and bottom weight crab bolt by end connecting plate, is aided with bracket and strengthens fixing.Its
Four row's dense holes opened by middle top board as model hitch point, or can fix connecting hole as detachable overhanging extension grillage.Swing ball adds
Carry governor motion to be connected with top board by doubling plate fixture, and fastened by bolt hole；Wherein below this jig plate, rotating shaft is set, makees
For the swing rope hitch point of swing ball, it is simultaneously connected with rotating beam one end.
Between each primary structure of the present invention with bolts, be aided with bracket and strengthen, and structure entirety is low wide and up narrow, bottom
Weight plate is used to consolidate.Installing swing ball on top drilling plate 1 and load governor motion, swing ball loads governor motion and uses bilayer
Board clamp positions and fastens；And it is provided with vertical supporting vertical plate and rotating beam rotating shaft, at this rotating shaft side setting angle graduated disc
15 control rotating beam angle.Wherein rotating beam end connects regulation rope, is connected to swing ball at this rope other end by roller and loads tune
Hand idler wheel mechanism above joint mechanism；In addition rotating beam is axially installed with electric magnet moving guide rail, and electric magnet is arranged in guide rail
And can move along guide rail and position on a corresponding position, regulating magnet and the radius of turn position of swing ball；Swing ball simultaneously
Exist together identical level height with the rum point of ship model.
The present invention relates to Ship Structure vibration impact experiment technical field, its objective is that designing one can carry out Ship Structure impact
Environmental analysis and a kind of impact test system of vibration-mode analysis, simulate naval vessel different parts and the shock response in direction and vibration
Mode.It is the test being configured to by lateral channel-section steel, top grillage, bottom weight, swing ball loading governor motion and model extension
Platform system；Load governor motion side at above-mentioned swing ball and angle controller is set to control swing ball excitation load, be aided with end electricity
Magnet constraint swing ball release frequency；Ship model hangs and the contour layout of swing ball, is loaded by flank attack.The present invention passes through suspension type
Test-bed, has carried out boats and ships boats and ships structural impact vibration test under weak constraints in water, can be prevented effectively from tradition ship model
The error of the energy loss that structure spring vertically carries, stand autgmentability is strong simultaneously, it is possible to achieve different scale model test, should
The apparatus structure simpler production cycle is short, experimentation cost is low.
Claims (3)
1. a Ship Structure impact test system, it is characterised in that: include by top drilling plate, bottom weight plate and connect top
The test-bed of the oblique slot bracing members frame composition of portion's perforated panel and bottom weight plate, the underhung at top drilling plate has ship model,
Swing ball load maintainer is installed on top drilling plate, described swing ball load maintainer include horizontal plate, the riser being arranged on horizontal plate,
Being arranged on the U-shaped jig plate at horizontal plate two ends, be arranged on the rotating beam below horizontal plate by rotating shaft, described U-shaped jig plate is pacified
Being contained on top drilling plate, described rotating beam is provided with guide rail, be provided with electric magnet in guide rail, the end of described rotating shaft connects
Having swing rope, the end of swing rope arranges swing ball, and described horizontal plate is provided with hand roller, and riser upper end is provided with intermediate roller,
One end of regulation rope is wound on hand roller, the other end is connected with the lower end of rotating beam after walking around intermediate roller.
A kind of Ship Structure impact test system the most according to claim 1, it is characterised in that: the end of described rotating shaft is also
The angle dial measuring rotating beam pendulum angle is installed.
A kind of Ship Structure impact test system the most according to claim 1 and 2, it is characterised in that: described swing ball is at electricity
Adsorbed by electric magnet and move with rotating beam during Magnet energising.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610293141.6A CN105910783B (en) | 2016-05-05 | 2016-05-05 | A kind of Ship Structure impact test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610293141.6A CN105910783B (en) | 2016-05-05 | 2016-05-05 | A kind of Ship Structure impact test system |
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| Publication Number | Publication Date |
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| CN105910783A true CN105910783A (en) | 2016-08-31 |
| CN105910783B CN105910783B (en) | 2018-10-26 |
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| CN201610293141.6A Active CN105910783B (en) | 2016-05-05 | 2016-05-05 | A kind of Ship Structure impact test system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345845A (en) * | 2017-07-17 | 2017-11-14 | 岳心怡 | A kind of anti-theft safety door is anti-to be swarmed into, soft impact performance test device |
| CN110108424A (en) * | 2019-05-08 | 2019-08-09 | 中国舰船研究设计中心 | A kind of marine system pipeline support Static stiffness test device and test method |
| CN110823490A (en) * | 2019-11-20 | 2020-02-21 | 哈尔滨工程大学 | Comprehensive guarantee platform for underwater explosion test of submersible vehicle model |
| CN114018526A (en) * | 2021-11-04 | 2022-02-08 | 三联泵业股份有限公司 | Drop test device for submersible pump |
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| KR100537380B1 (en) * | 2004-06-16 | 2005-12-19 | 한국타이어 주식회사 | Sidewall impact tester of tire |
| CN202033166U (en) * | 2011-03-03 | 2011-11-09 | 常州天合光能有限公司 | Automatic impact test device |
| CN202351005U (en) * | 2011-12-12 | 2012-07-25 | 中联重科股份有限公司 | Positive impact testing device and cab comprehensive test system |
| CN103792061A (en) * | 2012-10-31 | 2014-05-14 | 常州天华新能源科技有限公司 | Photovoltaic assembly impact testing machine |
| CN205719460U (en) * | 2016-05-05 | 2016-11-23 | 哈尔滨工程大学 | A kind of Ship Structure impact test system |
-
2016
- 2016-05-05 CN CN201610293141.6A patent/CN105910783B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100537380B1 (en) * | 2004-06-16 | 2005-12-19 | 한국타이어 주식회사 | Sidewall impact tester of tire |
| CN202033166U (en) * | 2011-03-03 | 2011-11-09 | 常州天合光能有限公司 | Automatic impact test device |
| CN202351005U (en) * | 2011-12-12 | 2012-07-25 | 中联重科股份有限公司 | Positive impact testing device and cab comprehensive test system |
| CN103792061A (en) * | 2012-10-31 | 2014-05-14 | 常州天华新能源科技有限公司 | Photovoltaic assembly impact testing machine |
| CN205719460U (en) * | 2016-05-05 | 2016-11-23 | 哈尔滨工程大学 | A kind of Ship Structure impact test system |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345845A (en) * | 2017-07-17 | 2017-11-14 | 岳心怡 | A kind of anti-theft safety door is anti-to be swarmed into, soft impact performance test device |
| CN110108424A (en) * | 2019-05-08 | 2019-08-09 | 中国舰船研究设计中心 | A kind of marine system pipeline support Static stiffness test device and test method |
| CN110823490A (en) * | 2019-11-20 | 2020-02-21 | 哈尔滨工程大学 | Comprehensive guarantee platform for underwater explosion test of submersible vehicle model |
| CN110823490B (en) * | 2019-11-20 | 2021-05-11 | 哈尔滨工程大学 | Comprehensive guarantee platform for underwater explosion test of submersible vehicle model |
| CN114018526A (en) * | 2021-11-04 | 2022-02-08 | 三联泵业股份有限公司 | Drop test device for submersible pump |
| CN114018526B (en) * | 2021-11-04 | 2024-05-17 | 三联泵业股份有限公司 | Drop test device for submersible pump |
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| Publication number | Publication date |
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| CN105910783B (en) | 2018-10-26 |
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