CN106178544B - A kind of underwater ejection device - Google Patents
A kind of underwater ejection device Download PDFInfo
- Publication number
- CN106178544B CN106178544B CN201610538495.2A CN201610538495A CN106178544B CN 106178544 B CN106178544 B CN 106178544B CN 201610538495 A CN201610538495 A CN 201610538495A CN 106178544 B CN106178544 B CN 106178544B
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- China
- Prior art keywords
- air pressure
- base
- ejector
- ejection device
- underwater
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H33/00—Other toys
- A63H33/18—Throwing or slinging toys, e.g. flying disc toys
Abstract
The invention discloses a kind of underwater ejection device, including base, housing and ejector pedestal, the housing, ejector pedestal are installed on base, and center on compressed air bottle, ejector pedestal is provided with the housing and is provided with foundation, foundation is fixedly connected with body, fore-set is installed at the top of the body, axostylus axostyle is installed in body, the lower end of axostylus axostyle is connected with the piston in body, the upper end of axostylus axostyle is connected through fore-set with ejection head, and ejection head is connected with ejection bead.The underwater ejection device of the present invention, catapult-launching gear is realized to the function of underwater ejection by water-proofing treatment, and the hinge connection and the instruction of protractor passed through realizes the function of varied angle ejection, the way for the air compressor machine offer ejection power that traditional ejector is used is provided, experimental rig is applied under the special experimental situations such as similar closing, transformation with the way for testing keying by controlled in wireless using compressed air bottle, better meet requirement of experiment.
Description
Technical field
The present invention relates to underwater ejection device, belong to the underwater ejection experimental provision for simulated missile exiting water process.
Background technology
In recent years, the precision strike to enemy is increasingly paid attention in continuing to develop with Naval Architecture and Ocean Engineering, modern war
Research with the hidden situation of itself, therefore submarine launched missile water outlet then turns into main flow direction, but the underwater emission technology of guided missile
Difficulty is big, in emission process, and guided missile has the factors such as buoyancy, resistance, viscous force, and underwater trajectories is whard to control, body structure
Wave height, velocity of wave by wave are disturbed, and especially in exiting water process, two boundaries intersect guided missile institute stress and occur drastic change, make compared with big load
Destructible, while unsteady, nonlinear effect is presented by firmly, therefore need to carry out numerous studies.Therefore, this patent is being summarized
Produced problem in some above-mentioned experiments, devising this is used for the underwater ejection device of simulated missile exiting water process.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides a kind of underwater ejection device, experiment
Cost is low, and high efficiency can Reusability.
Technical scheme：In order to solve the above technical problems, the present invention a kind of underwater ejection device, including base, housing and
Ejector pedestal, the housing, ejector pedestal are installed on base, and compressed air bottle, institute are provided with the housing
Ejector pedestal is stated for symmetrical structure, center is provided with foundation on ejector pedestal, and foundation is fixedly connected with body, the foundation
Provided with cavity, cavity is provided with air admission hole, and cavity is connected with body, is provided with fore-set at the top of the body, is provided with body
Axostylus axostyle, the lower end of axostylus axostyle be connected with the piston in the body, and the upper end of axostylus axostyle is connected through fore-set with ejection head, launch head and
Launch bead connection；The side of the fore-set is provided with the one-way vent connected with body, and the end face of one-way vent, which is provided with, to be opened
Mouthful downward protective cover for preventing that fluid media (medium) from pouring in down a chimney, is provided with water-tight device in one-way vent；The air admission hole passes through hard
Matter flexible pipe is connected with compressed air bottle.
Preferably, being provided with air pressure control unit in the housing, the air pressure control unit includes air pressure regulator, gas
Pressure opens and closes valve, wireless electric-controlled switch and battery pack, and the compressed air bottle opens and closes valve by hard body and air pressure and is connected, gas
Pressure opens and closes valve and is controlled to be opened and closed by wireless control switch, and battery pack opens and closes valve with air pressure and is connected, and air pressure opens and closes valve and air pressure regulator
Connection, air pressure regulator by adjusting knob control air pressure regulator keying degree, air pressure regulator by hard flexible pipe with
Air admission hole is connected.
Preferably, being provided with O-ring seal between the housing and base.
Preferably, the piston respectively covers one piece of rubber piston up and down.
Lip cushion rubber is additionally provided with preferably, being provided between the fore-set and axostylus axostyle at the top of watertight oil sealing, fore-set.
Preferably, the water-tight device includes cap-shaped piston, piston rod, spring, sleeve and watertight cushion rubber, the sleeve
On fore-set, bush outer sleeve, which has, is cased with piston rod in spring, sleeve, and piston rod top is provided with cap-shaped piston, spring one end
It is connected with cap-shaped piston, watertight cushion rubber is provided between cap-shaped piston and one-way vent.
Preferably, the circular base plate that can be horizontally rotated is installed on the ejector pedestal, ejector pedestal side
One protractor vertical with base is installed, the protractor bottom is parallel with base, the protractor central point and circular base
Disc spins axis coinciding.
Preferably, being provided with a pair of hinge bases on the base, hinge base is symmetrical on the center line of base, described
Hinge base is hinged with hollow hinge, and the top of hollow hinge is provided with fixed beam, and hollow hinge is enclosed on leading on body
On bar, rolling clamp is adjusted to after correct position by being threadably mounted on guide rod to body, rolling clamp is screwed, in locking
Empty hinge.
Preferably, being provided with four variable spikes on the base, the variable spike includes screw rod and nut, described
Screw rod is connected with base, and nut is arranged on screw rod, rubber blanket is provided with below nut, rubber blanket is shaped as upper end diameter
Small, lower end diameter is big.
Beneficial effect：The underwater ejection device of the present invention, it is compared with prior art, catapult-launching gear is real by water-proofing treatment
Show the function of underwater ejection, and the hinge connection and the instruction of protractor passed through realizes the function of varied angle ejection, changes
The air compressor machine that traditional ejector is used provides the way of ejection power, is tested using compressed air bottle and by controlled in wireless and opened and closed
Way experimental rig is applied under the special experimental situations such as similar closing, transformation, better meet experiment will
Ask.
Brief description of the drawings
Fig. 1 is positive structure diagram of the invention；
Fig. 2 is Fig. 1 plan structure diagram；
Fig. 3 is that ejector main body faces cross-sectional view；
Fig. 4 is air pressure control unit positive structure diagram；
Fig. 5 is Fig. 4 overlooking the structure diagram；
Fig. 6 is ejector exhaust outlet waterproof unit structural representation；
Fig. 7 is the structural representation of ejector axostylus axostyle piston unit.
Embodiment
As shown in Figures 1 to 7, a kind of underwater ejection device of the invention, including base 2, housing 23 and ejector pedestal
18, the housing 23, ejector pedestal 18 are installed on base 2, and compressed air bottle 20 is provided with the housing 23, pressure
Compressed air suits in contracting air bottle 20, power is provided for whole device, and the ejector pedestal 18 is symmetrical structure, ejection
Center is provided with foundation 45 on device pedestal 18, and foundation 45 is fixedly connected with body 19, and the foundation 45 is provided with cavity, and cavity is provided with
Air admission hole 13, cavity is connected with body 19, and the top of body 19 is provided with fore-set 46, and axostylus axostyle 9, axle are provided with body 19
The lower end of bar 9 is connected with the piston 25 in body 19, and body 19 is that the piston 25 provides stroke of motion space, axostylus axostyle 9
Upper end first 10 be connected with ejection through fore-set 46, launch first 10 and be connected with launching bead 11；The side of the fore-set 46 is provided with
The one-way vent connected with body 19, the end face of one-way vent prevents protection that fluid media (medium) pours in down a chimney provided with Open Side Down
Cover 8, is provided with water-tight device in one-way vent；The air admission hole 13 is connected by hard flexible pipe 21 with compressed air bottle 20
Connect.
In the present invention, air pressure control unit 33 is provided with the housing 23, the air pressure control unit 33 includes air pressure
Regulating valve, air pressure open and close valve 34, wireless electric-controlled switch 38 and battery pack 39, and the compressed air bottle 20 passes through hard body 37
Valve 34 is opened and closed with air pressure to be connected, air pressure opens and closes valve 34 and controlled to be opened and closed by wireless control switch, and battery pack 39 opens and closes valve 34 with air pressure
Connection, electric power is provided by the battery pack 39, so as to realize the function that water proof control experiment is excited, air pressure opens and closes valve 34 and air pressure
Regulating valve is connected, and air pressure regulator 35 controls the keying degree of air pressure regulator by adjusting knob 36, and air pressure regulator 35 leads to
Cross hard flexible pipe 21 to be connected with air admission hole 13, so as to realize the function of regulation air pressure, and then realize the mesh of regulation ejection force size
's.Wherein, the air pressure regulator, air pressure open and close valve 34, wireless electric-controlled switch 38, battery pack 39 in the housing 23,
Housing 23 possesses inlet end 22 and exhaust end 24 simultaneously, and housing 23 ensures watertight by the O-ring seal 40.The compressed air
Bottle has charge and discharge ability repeatedly, carries switch valve, can change and use.The battery pack 39 is made up of eight batteries arrays, is
The air pressure opens and closes valve 34 and wireless electric-controlled switch 38 provides electric power.
In the present invention, the water-tight device includes cap-shaped piston 29, piston rod 42, spring 32, sleeve 31 and watertight glue
Circle 30, the sleeve 31 is arranged on fore-set 46, is cased with being cased with piston rod 42, piston rod in spring 32, sleeve 31 outside sleeve 31
42 tops are provided with cap-shaped piston 29, and the one end of spring 32 is connected with cap-shaped piston 29, set between cap-shaped piston 29 and one-way vent
There is watertight cushion rubber 30.
In the present invention, the circular base plate 16 that can be horizontally rotated, ejector base are installed on the ejector pedestal 18
A protractor 15 vertical with base 2 is installed in 18 sides of seat, and the bottom of protractor 15 is parallel with base 2, the protractor
15 central points are overlapped with the axis of rotation of circular base plate 16, to ensure that protractor 15 can correctly show the inclined angle of ejector.
In the present invention, a pair of hinge bases 3, center line pair of the hinge base 3 on base 2 are installed on the base 2
Claim, the hinge base 3 is hinged with hollow hinge 6, the top of hollow hinge 6 is provided with fixed beam 12, and fixed beam 12 can be carried
The resistance to overturning of high hollow hinge structures, hollow hinge is enclosed on the guide rod on body 19, and rolling clamp 7 passes through screw thread
On guide rod, after body 19 is adjusted to correct position, rolling clamp 7 is screwed, hollow hinge 6 is locked.
In the present invention, for ensure to be provided with four on the level in rugged water-bed experimental situation midsole, the base 2 can
Become spike 1, the variable spike 1 includes screw rod and nut, and the screw rod is connected with base 2, and nut is arranged on screw rod, nut
Lower section rubber blanket is installed, rubber blanket is shaped as that upper end diameter is small, there is provided enough stability greatly for lower end diameter.
In the present invention, the axostylus axostyle 9 is hollow design, and the piston 25 is fixed on axostylus axostyle 9 by bottom bolt 26.
The wherein described piston air-tightness of each one piece of rubber piston 27,43 of set for ensureing cylinder body about 25, to ensure enough ejections
Pressure.The fore-set 46 is provided with protective cover 8, and the upper opening of fore-set 46 is used to stretch out axostylus axostyle 9, the fore-set 46 and axostylus axostyle 9 it
Between be provided with watertight oil sealing 28, top is additionally provided with lip cushion rubber 41, to ensure the watertightness of ejector.
In the present invention, the bottom of foundation 4 is provided with screwed hole 47 and is used to fix with the ejector pedestal 18, in foundation
4 right side is additionally provided with ejector air inlet 13 and is connected with hard flexible pipe 21 with the air pressure control unit exhaust end 24, with true
Air pressure needed for protecting urges piston movement.On the outside of the foundation midline position install an indicator 14, the indicator 14 with
The center line level of body 19, indicates body 19 and the angulation of base 2 on the protractor 1.
In the present invention, the top of axostylus axostyle 9 is fixed in the ejection first 10 with threaded connection, launches first 10 and is set using claw type
Meter, the ejection bead 11 is stuck in wherein, on the one hand ensures the stability of bead 11 before ejection, on the other hand ensure that ejection
Bead 11 is smoothly detached with launching first 10 ground after the completion of stroke, while can greatly reduce sling movement process medium fluid Jie again
The influence of matter resistance.
In the use of the present invention, be level first by adjusting four variable spikes 1 to adjust base, according to requirement of experiment,
The angle of ejector pedestal 18 is adjusted, and is read by protractor 15, rolling clamp 7 is then screwed, all preparations are just
After thread, by controlling wireless electric-controlled switch 38, start actuating unit compressed air bottle 20, promote piston 2 to transport by air pressure
It is dynamic, so as to drive the motion upwards of axostylus axostyle 9, ejection bead 11 is sent out into the water surface.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of underwater ejection device, it is characterised in that：Including base, housing and ejector pedestal, the housing, ejector base
Seat is installed on base, and compressed air bottle is provided with the housing, and the ejector pedestal is symmetrical structure, ejector
Center is provided with foundation on pedestal, and foundation is fixedly connected with body, and the foundation is provided with cavity, and cavity is provided with air admission hole, cavity
Connected with body, fore-set is installed at the top of the body, axostylus axostyle is installed in body, the lower end of axostylus axostyle is with being located in body
Piston is connected, and the upper end of axostylus axostyle is connected through fore-set with ejection head, and ejection head is connected with ejection bead；The side of the fore-set is set
There is an one-way vent connected with body, the end face of one-way vent prevents protection that fluid media (medium) pours in down a chimney provided with Open Side Down
Cover, is provided with water-tight device in one-way vent；The air admission hole is connected by hard flexible pipe with compressed air bottle.
2. underwater ejection device according to claim 1, it is characterised in that：Air pressure control unit is provided with the housing,
The air pressure control unit opens and closes valve, wireless electric-controlled switch and battery pack, the compressed air bottle comprising air pressure regulator, air pressure
Body opens and closes valve by hard body and air pressure and is connected, and air pressure opens and closes valve and controlled to be opened and closed by wireless control switch, battery pack and air pressure
Valve connection is opened and closed, air pressure opens and closes valve and is connected with air pressure regulator, and air pressure regulator controls air pressure regulator by adjusting knob
Keying degree, air pressure regulator is connected by hard flexible pipe with air admission hole.
3. underwater ejection device according to claim 1, it is characterised in that：Fluid sealant is provided between the housing and base
Circle.
4. underwater ejection device according to claim 1, it is characterised in that：The piston respectively covers one piece of rubber and lived up and down
Plug.
5. underwater ejection device according to claim 1, it is characterised in that：Provided with watertight oil between the fore-set and axostylus axostyle
Lip cushion rubber is additionally provided with the top of envelope, fore-set.
6. underwater ejection device according to claim 1, it is characterised in that：The water-tight device includes cap-shaped piston, work
Stopper rod, spring, sleeve and watertight cushion rubber, the sleeve are arranged on fore-set, and bush outer sleeve, which has in spring, sleeve, is cased with piston
Bar, piston rod top is provided with cap-shaped piston, and spring one end is connected with cap-shaped piston, is provided between cap-shaped piston and one-way vent
Watertight cushion rubber.
7. underwater ejection device according to claim 1, it is characterised in that：Being provided with the ejector pedestal can be with water
The circular base plate of flat rotation, a protractor vertical with base, the protractor bottom and bottom are installed in ejector pedestal side
Seat is parallel, and the protractor central point is overlapped with circular base plate axis of rotation, and midline position installs a finger on the outside of the foundation
Show the center line level of pin, the indicator and body, body and the base angulation are indicated on the protractor.
8. underwater ejection device according to claim 1, it is characterised in that：A pair of hinge bases are installed on the base
Seat, hinge base is symmetrical on the center line of base, and the hinge base is hinged with hollow hinge, and the top of hollow hinge is provided with solid
Fixed pole part, hollow hinge is enclosed on the guide rod on body, and rolling clamp is by being threadably mounted on guide rod, to body adjustment
To after correct position, rolling clamp is screwed, hollow hinge is locked.
9. underwater ejection device according to claim 1, it is characterised in that：Four variable supports are installed on the base
Pin, the variable spike includes screw rod and nut, and the screw rod is connected with base, and nut is arranged on screw rod, the lower section of nut
Rubber blanket is installed, rubber blanket is shaped as that upper end diameter is small, lower end diameter is big.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610538495.2A CN106178544B (en) | 2016-07-08 | 2016-07-08 | A kind of underwater ejection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610538495.2A CN106178544B (en) | 2016-07-08 | 2016-07-08 | A kind of underwater ejection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106178544A CN106178544A (en) | 2016-12-07 |
| CN106178544B true CN106178544B (en) | 2017-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610538495.2A Active CN106178544B (en) | 2016-07-08 | 2016-07-08 | A kind of underwater ejection device |
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| CN (1) | CN106178544B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107982938B (en) * | 2017-12-20 | 2019-08-30 | 台州市黄岩赵兴工艺品有限公司 | A kind of interest shooting toy for children |
| CN110608648B (en) * | 2019-10-21 | 2024-04-26 | 山西汾西重工有限责任公司 | Stroke testing device of underwater fixed-depth steel ball limit release mechanism |
| CN115420153B (en) * | 2022-08-31 | 2023-09-19 | 东北大学 | Supercavitation bullet cross-medium test device |
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|---|---|---|---|---|
| US7428870B1 (en) * | 2005-07-18 | 2008-09-30 | The United States America As Represented By The Secretary Of The Navy | Apparatus for changing the attack angle of a cavitator on a supercavatating underwater research model |
| CN102650566A (en) * | 2012-05-18 | 2012-08-29 | 浙江理工大学 | Experimental device of interaction of horizontal supercavity and free surface |
| CN203385538U (en) * | 2013-07-17 | 2014-01-08 | 浙江理工大学 | Interference cavity flow generation-free underwater supercavity generation device |
| CN103792063A (en) * | 2014-01-09 | 2014-05-14 | 浙江理工大学 | Supercavitation experiment generating device capable of launching submarine launched navigation body in variable angle mode |
-
2016
- 2016-07-08 CN CN201610538495.2A patent/CN106178544B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7428870B1 (en) * | 2005-07-18 | 2008-09-30 | The United States America As Represented By The Secretary Of The Navy | Apparatus for changing the attack angle of a cavitator on a supercavatating underwater research model |
| CN102650566A (en) * | 2012-05-18 | 2012-08-29 | 浙江理工大学 | Experimental device of interaction of horizontal supercavity and free surface |
| CN203385538U (en) * | 2013-07-17 | 2014-01-08 | 浙江理工大学 | Interference cavity flow generation-free underwater supercavity generation device |
| CN103792063A (en) * | 2014-01-09 | 2014-05-14 | 浙江理工大学 | Supercavitation experiment generating device capable of launching submarine launched navigation body in variable angle mode |
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| Publication number | Publication date |
|---|---|
| CN106178544A (en) | 2016-12-07 |
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Application publication date: 20161207 Assignee: JIANGSU MODERN SHIPBUILDING TECHNOLOGY Ltd. Assignor: JIANGSU University OF SCIENCE AND TECHNOLOGY Contract record no.: X2020980007228 Denomination of invention: An underwater ejection device Granted publication date: 20171017 License type: Common License Record date: 20201029 |
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| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: JIANGSU MODERN SHIPBUILDING TECHNOLOGY Ltd. Assignor: JIANGSU University OF SCIENCE AND TECHNOLOGY Contract record no.: X2020980007228 Date of cancellation: 20201223 |