CN204495525U - A kind of marine structure joining WTO effect experimental provision - Google Patents
A kind of marine structure joining WTO effect experimental provision Download PDFInfo
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- CN204495525U CN204495525U CN201520138054.4U CN201520138054U CN204495525U CN 204495525 U CN204495525 U CN 204495525U CN 201520138054 U CN201520138054 U CN 201520138054U CN 204495525 U CN204495525 U CN 204495525U
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Abstract
The utility model provides a kind of marine structure joining WTO effect experimental provision, comprise works, power system, throwing loading system, control and measuring system, buffer system and pedestal, described power system mainly comprises motor cabinet, leading screw, upright guide rail, optical axis and leading screw; Described throwing loading system comprises one-level and throws a year balladeur train, secondary throwing year balladeur train, electromagnet and a slide block; Described control and measuring system mainly comprise computing machine, data acquisition unit, constant voltage dc source and bound bit switch, described buffer system comprises buffering pedestal, spring bumper and buffer platform, control to be controlled by motor movement and electromagnet magnetic force with measuring system, realize once throwing and carry and secondary throwing year, works falls into the water, and the pressure transducer be arranged on works passes measurement data back computing machine by data acquisition unit.The utility model apparatus structure is simple, easy to operate, stable movement, is applicable to the experiment of all kinds of marine structure joining WTO effect.
Description
Technical field
The utility model relates to Naval Architecture and Ocean Engineering experiment field, particularly relates to a kind of marine structure joining WTO effect experimental provision.
Background technology
In the process such as to leave of the slamming in stormy waves of the land waterborne of seaplane and spaceship, the water impact of aerial torpedo, boats and ships and marine whaleboat, the motion of surrounding fluid medium can be evoked; Conversely, fluid media (medium) applies again various reacting force to structure. particularly between water impact initial stage transient state, huge shock load can be suffered in (Millisecond) process. and this just relates to structure people water slug dynamics problem.The research of people's water problems plays an important role to the design entering water-bound intensity: as air-drop or rocket-assisted underawater ordnance invade the process of fluid media (medium) from air dielectric, be faced with structural failure after impacting, device failure, suddenly the problem such as out of control with trajectory is flutterred, high-speed ship can be subject to very large fluid slamming load effect in navigation process. and partial structurtes may be caused to lose efficacy. therefore, water impact technical research has important engineering background, along with the development of modern military and civil aviation navigational field, obtain increasing concern, marine structure joining WTO effect is a study hotspot in Naval Architecture and Ocean Engineering field.
Entering water process is a very complicated physical phenomenon. and theoretical analysis is quite difficult. and experimental study, as one directly effective research means, has good applicability to joining WTO effect problem.At present, according to the difference entering marine structure forms of motion before water, joining WTO effect mainly can be divided into freely falling body to enter water, at the uniform velocity enters water, forced movement enters water three kinds of forms.Different enters water form to the motion testing load rejection mechanism and control ability.In the past, the mode of operation that load rejection mechanism often can only be single, this greatly improves experimental cost.
Summary of the invention
The purpose of this utility model provides a kind of marine structure joining WTO effect experimental provision in order to the convenient research to the pressure alteration of works of reduction marine structure joining WTO effect process more really.
The purpose of this utility model is achieved in that and comprises pedestal, works, be arranged on the motor base in pedestal centre position, be arranged on the motor of motor base lower end, the leading screw be connected with motor output shaft, the one-level be sleeved on leading screw is thrown and is carried balladeur train, be arranged on two upright guide rails of pedestal both sides, symmetry is arranged on four slide blocks on two upright guide rails and the secondary be fixedly mounted on four slide blocks throws a year balladeur train, described one-level is thrown to carry on balladeur train and is arranged the first electromagnet, secondary is thrown to carry on balladeur train and is provided with the second electromagnet, and one-level is thrown and is carried balladeur train and secondary and throw a year balladeur train and be connected by the first electromagnet, works is thrown a year balladeur train by the second electromagnet and secondary and is connected, and described works is provided with pressure transducer, in the upper end of pedestal, upper limit position switch is set, motor base arranges lower position switch, also optical axis is installed between the upper end of described pedestal and motor base, described optical axis is thrown through one-level and is carried balladeur train and parallel with leading screw, described pressure transducer, upper limit position switch, lower position switch respectively with the constant voltage dc source of external control circuit, data acquisition unit is connected with computing machine.
The utility model also comprises some architectural features like this:
1. pedestal described in is also provided with buffering pedestal, and buffering pedestal and motor base symmetry are positioned at the same level position at the two ends of pedestal, four angles of described buffering pedestal are respectively arranged with spring bumper, the upper surface of four spring bumpers is provided with buffer platform, buffer platform is provided with block rubber.
2. upper limit position switch is connected with pedestal and motor base respectively by epoxy resin with lower position switch.
Compared with prior art, the beneficial effects of the utility model are: above-mentioned marine structure joining WTO effect experimental provision structure is simple, make and easy to operate, kinematic accuracy is high, good stability, be easy to control, measuring accuracy is high, can simulate the works joining WTO effect situation under friction speed, particularly does well in the experiment of forced movement joining WTO effect, the demand of experiment for the simulation of marine structure joining WTO effect can be better met, there is good practicality and marketable value.Also the difference that namely the utility model can complete works enters the water substantive requirements of form, and monitoring of structures thing forms of motion and enter water rear surface pressure, thus many-sided marine structure enters water process and failure mechanism, particularly can the motion of capturing structure thing after entering water and pressure changing
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram one of the present utility model;
Fig. 2 is general structure schematic diagram two of the present utility model;
Fig. 3 is side structure schematic views of the present utility model;
Fig. 4 is the structural representation of buffer system of the present utility model;
Fig. 5 is the structural representation of motor base of the present utility model;
Fig. 6 is that one-level of the present utility model throws the structural representation carrying balladeur train;
Fig. 7 is that secondary of the present utility model throws a year sliding framework structure schematic diagram;
Fig. 8 is the structural representation of pedestal of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Case study on implementation one: composition graphs 1 to Fig. 3, Fig. 5 to Fig. 8, the utility model comprises pedestal 12, works 7, be arranged on the motor base 16 in pedestal 12 centre position, be arranged on the motor 18 of motor base 16 lower end, the leading screw 13 be connected with motor 18 output shaft, the one-level be sleeved on leading screw 13 is thrown and is carried balladeur train 14, be arranged on two upright guide rail 9-1 and 9-2 of pedestal 12 both sides, symmetry is arranged on four slide blocks 5 on two upright guide rail 9-1 and 9-2 and the secondary be fixedly mounted on four slide blocks 5 throws a year balladeur train 6, described one-level throwing year balladeur train 14 is sleeved on leading screw 13 and refers to that one-level is thrown year balladeur train 14 and is sleeved on leading screw 13 by the feed screw nut 22 of setting, described one-level is thrown to carry on balladeur train 14 and is arranged the first electromagnet 20-1, secondary is thrown to carry on balladeur train 6 and is provided with the second electromagnet 20-2, and one-level is thrown and is carried balladeur train 14 and secondary and throw a year balladeur train 6 and be connected by the first electromagnet 20-1, works 7 is thrown a year balladeur train 6 by the second electromagnet 20-2 with secondary and is connected, and described works 7 is provided with pressure transducer, in the upper end of pedestal 12, upper limit position switch 11 is set, motor base 16 is arranged lower position switch 4, between the upper end of described pedestal 12 and motor base 16, optical axis 8 is also installed, described optical axis 8 is thrown through one-level and is carried balladeur train 14 and parallel with leading screw 13, described pressure transducer, upper limit position switch 11, lower position switch 4 respectively with the constant voltage dc source 3 of external control circuit, data acquisition unit 2 is connected with computing machine 1, and upper limit position switch 11 of the present utility model is connected with pedestal 12 and motor base 16 respectively by epoxy resin with lower position switch 4.
Case study on implementation two: based on above-described embodiment and composition graphs 4, the utility model can also be: also comprise buffer system, buffer system comprises buffering pedestal 24, spring bumper 15, buffer platform 23 and block rubber 21, wherein said buffering pedestal 24 is welded in the vertical framework 31 of pedestal 12, equal with motor base 16 top board, described spring bumper 15 is installed on buffering pedestal 24, it is connected with buffer platform 23, described block rubber 21 by resin bonding in buffer platform 23, also be that described pedestal 12 is also provided with buffering pedestal 24, and buffering pedestal 24 and motor base 16 symmetry are positioned at the same level position at the two ends of pedestal 12, four angles of described buffering pedestal 24 are respectively arranged with spring bumper 15, the upper surface of four spring bumpers 15 is provided with buffer platform 23, buffer platform 23 is provided with block rubber.
To sum up, in conjunction with case study on implementation one and case study on implementation two, a kind of marine structure joining WTO effect experimental provision that the utility model provides, comprises works 7, power system, throwing loading system, controls and measuring system, buffer system and pedestal; Described works 7 is experimental subjects, and it is provided with pressure transducer, and it can move under secondary throws the drive of carrying balladeur train 6; Described throwing loading system can carry out throwing along upright guide rail 9-1 and 9-2 and carry operation under the effect of control system and power system; Described power system provides power for whole system; Described control and the motion of measuring system to load rejection mechanism control and gather and preserve data; Described buffer system can reduce secondary and throw the slamming of carrying balladeur train 6 pairs of pedestals 12; Described pedestal 12 will provide support for each unit, thus be formed a whole by each unit.
As shown in Figure 1, described works 7 is the sphenoid empirical model of a simplification, and the two side of works 7 is provided with pressure transducer, and works 7 entirety adopts the thick acrylic board of 5mm to be made, and adopts acetone to bond and form between each sheet material.Works 7 top board is thrown by an iron plate and secondary the second electromagnet 20-2 carried on balladeur train 6 and is connected.
As shown in Figure 5: described motor base 16 comprises motor base base plate 29, motor base top board 28, motor mounting plate 27, motor base sidewall 26 and motor base floor 25, adopts Type of Welding to connect between each sheet material.
As shown in Figure 8: described pedestal comprises pedestal bottom framework 33, vertical framework 31, top cross-bar 32, inclined strut 30 and feet 19.
Described power system comprises motor base 16, leading screw 13, upright guide rail 9-1 and 9-2, optical axis 8, leading screw upper support seat 10, leading screw lower support seat 17, leading screw 13 and feed screw nut 22, wherein motor base 16 is installed on pedestal 12, for whole power system provides support structure, motor 18 is installed in motor base 16, leading screw 13 is connected with motor base 16 with pedestal 12 with leading screw lower support seat 17 by the leading screw upper support seat 10 in two top cross-bar 32 and motor base 16 being individually fixed in pedestal 12, leading screw 13 and one-level are thrown to carry between balladeur train 14 and are provided with feed screw nut 22, feed screw nut is fixedly mounted on one-level throwing year balladeur train 14 specifically, optical axis 8 is parallel with leading screw 13, it rotates for preventing one-level from throwing when a year balladeur train 14 moves on leading screw 13.
Described throwing loading system throws a year balladeur train 14 by one-level, secondary throws year balladeur train 6, first electromagnet 20-1, a second electromagnet 20-2, slide block 5 forms.Wherein two blocks of electromagnet are installed in the middle part of one-level throwing year balladeur train 14 and secondary throwing year balladeur train 6 leading portion respectively, one-level is thrown the first electromagnet 20-1 carried on balladeur train 14 and is connected with the rear end floor beam that secondary throws year balladeur train 6, and secondary is thrown the second electromagnet 20-2 carried on balladeur train 6 and is connected with works 7.
Described control and measuring system comprise computing machine 1, data acquisition unit 2, constant voltage dc source 3, upper limit position switch 11 and lower position switch 4, and wherein two limit switches are separately fixed on pedestal 12 top and motor base 16, adopt adhering with epoxy resin.Control and measuring system are controlled by motor movement and two electromagnet magnetic force, realize once throwing carrying and secondary throwing year, and works 7 falls into the water, and the pressure transducer be arranged on works 7 passes measurement data back computing machine by data acquisition unit.
Principle of work of the present utility model is summarized as follows: first, experimentally needs the forms of motion determining desired structure thing 7, rotates by controlling to control motor 18 with measuring system; Subsequently, motor 18 drives leading screw 13 rotation traction traction one-level to throw a year balladeur train 14 and moves, thus drives a secondary throwing year balladeur train 6 to move together; Carrying balladeur train in throwing moves downward in process, by controlling the magnetic switch of two electromagnet, thus carries out throwing year operation; Throw by control one-level the magnetic force carrying the first electromagnet 20-1 on balladeur train 14 specifically, thus operation is carried in the throwing realizing throwing secondary year balladeur train 6; Hitch structure thing 7 is done regulation along upright guide rail 9-1 and 9-2 and moves by a secondary throwing year balladeur train 6, thus guarantee the stability that works 7 moves, when being about to into water, secondary is thrown the second electromagnet 20-2 carried on balladeur train 6 and will be disconnected, realization is separated with works 7, and works 7 and secondary are thrown to carry after a balladeur train 6 is separated and will be entered in water; Finally by the pressure transducer be installed in works 7 two side, the acquisition to works 7 wall pressure just can be realized.In whole process, two limit switches will guarantee that load rejection mechanism moves in the range of leading screw 13, once limit switch triggers, whole system circuit will be cut off, and ensure the motion credibility of whole device.
Claims (3)
1. a marine structure joining WTO effect experimental provision, it is characterized in that: comprise pedestal, works, be arranged on the motor base in pedestal centre position, be arranged on the motor of motor base lower end, the leading screw be connected with motor output shaft, the one-level be sleeved on leading screw is thrown and is carried balladeur train, be arranged on two upright guide rails of pedestal both sides, symmetry is arranged on four slide blocks on two upright guide rails and the secondary be fixedly mounted on four slide blocks throws a year balladeur train, described one-level is thrown to carry on balladeur train and is arranged the first electromagnet, secondary is thrown to carry on balladeur train and is provided with the second electromagnet, and one-level is thrown and is carried balladeur train and secondary and throw a year balladeur train and be connected by the first electromagnet, works is thrown a year balladeur train by the second electromagnet and secondary and is connected, and described works is provided with pressure transducer, in the upper end of pedestal, upper limit position switch is set, motor base arranges lower position switch, also optical axis is installed between the upper end of described pedestal and motor base, described optical axis is thrown through one-level and is carried balladeur train and parallel with leading screw, described pressure transducer, upper limit position switch, lower position switch respectively with the constant voltage dc source of external control circuit, data acquisition unit is connected with computing machine.
2. a kind of marine structure joining WTO effect experimental provision according to claim 1, it is characterized in that: described pedestal is also provided with buffering pedestal, and buffering pedestal and motor base symmetry are positioned at the same level position at the two ends of pedestal, four angles of described buffering pedestal are respectively arranged with spring bumper, the upper surface of four spring bumpers is provided with buffer platform, buffer platform is provided with block rubber.
3. a kind of marine structure joining WTO effect experimental provision according to claim 1 and 2, is characterized in that: upper limit position switch is connected with pedestal and motor base respectively by epoxy resin with lower position switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520138054.4U CN204495525U (en) | 2015-03-11 | 2015-03-11 | A kind of marine structure joining WTO effect experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520138054.4U CN204495525U (en) | 2015-03-11 | 2015-03-11 | A kind of marine structure joining WTO effect experimental provision |
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| Publication Number | Publication Date |
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| CN204495525U true CN204495525U (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520138054.4U Expired - Fee Related CN204495525U (en) | 2015-03-11 | 2015-03-11 | A kind of marine structure joining WTO effect experimental provision |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697737A (en) * | 2015-03-11 | 2015-06-10 | 哈尔滨工程大学 | Diving slamming experimentation device for ocean structure |
| CN109344531A (en) * | 2018-10-23 | 2019-02-15 | 哈尔滨工程大学 | Forecast the three-dimensional frequency domain value method of more float structure object wave drift load |
| CN110567507A (en) * | 2019-07-10 | 2019-12-13 | 哈尔滨工程大学 | Device for measuring motion and stress when hanging object and putting into water |
-
2015
- 2015-03-11 CN CN201520138054.4U patent/CN204495525U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697737A (en) * | 2015-03-11 | 2015-06-10 | 哈尔滨工程大学 | Diving slamming experimentation device for ocean structure |
| CN104697737B (en) * | 2015-03-11 | 2017-05-24 | 哈尔滨工程大学 | Diving slamming experimentation device for ocean structure |
| CN109344531A (en) * | 2018-10-23 | 2019-02-15 | 哈尔滨工程大学 | Forecast the three-dimensional frequency domain value method of more float structure object wave drift load |
| CN110567507A (en) * | 2019-07-10 | 2019-12-13 | 哈尔滨工程大学 | Device for measuring motion and stress when hanging object and putting into water |
| CN110567507B (en) * | 2019-07-10 | 2021-12-07 | 哈尔滨工程大学 | Device for measuring motion and stress when hanging object and putting into water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20190311 |
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| CF01 | Termination of patent right due to non-payment of annual fee |