CN101949640B - Air cushion vehicle transitional bridge sealing device - Google Patents
Air cushion vehicle transitional bridge sealing device Download PDFInfo
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- CN101949640B CN101949640B CN2010102777100A CN201010277710A CN101949640B CN 101949640 B CN101949640 B CN 101949640B CN 2010102777100 A CN2010102777100 A CN 2010102777100A CN 201010277710 A CN201010277710 A CN 201010277710A CN 101949640 B CN101949640 B CN 101949640B
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- bridge plate
- plane
- inclined plane
- air cushion
- cushion vehicle
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Abstract
The invention discloses an air cushion vehicle transitional bridge sealing device, which comprises a ground embedded plate, a tank bottom connecting plate, a hydraulic mechanism and a transitional bridge plate, and is characterized in that the two ends of the transitional bridge plate are respectively provided with a bridge plate inclined plane; one end of the ground embedded plate is provided with an embedded plate inclined plane which is parallel to the bridge plate inclined plane; one end of the tank bottom connecting plate is provided with a connecting plate inclined plane which is parallel to the bridge plate inclined plane; and sealing gaskets are respectively arranged between the bridge plate inclined plane and the embedded plate inclined plane and between the bridge plate inclined plane and the connecting plate inclined plane. As the sealing gaskets with special design are adopted, the invention ensures the reliable seal of seams between the transitional bridge and the ground embedded plate as well as between the transitional bridge and the tank bottom; and since the sealing gaskets adopt large contact area design, the pressure intensity is small when the air cushion vehicle passes, and since the heat resisting and oil-proof fluorine rubber is adopted, the sealing gaskets have long service life, thus the sealing device of the invention simplifies the operation steps, reduces the operation difficulty, and also saves the equipment operation cost.
Description
Technical field
The present invention relates to a kind of sealing device, particularly a kind of air cushion vehicle transit bridges sealing device.
Background technology
Air cushion vehicle be a kind of be the novel handbarrow of power with compressed air.It lifts also " floating " on the ground through pouring compressed air to air bag with weight, the just removable several tons of weights to the hundreds of ton of very little power.Because these characteristics, air cushion vehicle are widely used in the transhipment of large-scale workpiece when inter process or assembling in the factory.
Get into the dried jar if air cushion vehicle is used to carry workpiece, jar necessary melt pit of door switch just on the passage of air cushion vehicle, cuts off passage, at this moment must adopt the air cushion vehicle transit bridges.When transporting workpiece, transit bridges is put down, with a ground and a jar end channel connection; Workpiece transports and finishes, and transit bridges is packed up, and abdicates jar passage of door walking.Air cushion vehicle adopts compressed air as power, between the air bag of air cushion vehicle and ground, needs to form certain sealing, therefore, during the air cushion vehicle operation flatness on ground and smoothness is required very highly, and the crack of the leakage of causing can not be arranged on the interior ground of passage.Have two slits of running through on transit bridges and ground and, the sealing at place, slit just must be reliable at jar the end, otherwise air cushion vehicle will can't pass through because of gas leakage smoothly.At present the sealing device that adopts of transit bridges has following several kinds of forms usually: the inclined-plane adds seal with O ring (referring to accompanying drawing 5), and the inclined-plane adds hollow O shape circle sealing (referring to accompanying drawing 6), the plane sealing (referring to accompanying drawing 7) of taping, and whole passage upper berth is special-purpose fills up.Facts have proved: preceding two kinds of forms structurally all have the slit to exist, and really do not form sealing, do not reach the desired seal effect, solve and finally all need be employed in the mode that slit surfaces tapes.The mode of taping in the plane can reach sealing effectiveness, all needs operating personnel to tape at the twice seam crossing in the past but transport workpiece at every turn, and air cushion vehicle tears off later again, and operation is trouble very.Especially in jar, under the temperature condition with higher, just operate more inconvenience, adhesive tape also needs can be resistant to elevated temperatures.Be employed in the mode of laying special-purpose pad on the passage and bother equally very much, this need spread mat on the passage of whole air cushion vehicle operation, and operation is inconvenience very.
In sum, all there is open defect in the sealing device of existing transit bridges, can't really accomplish sealing and easy operation reliably, has both increased the difficulty of operation, has increased the operating cost of equipment again.
Summary of the invention
In order to overcome the deficiency of prior art, the present invention provides a kind of air cushion vehicle transit bridges sealing device reliable and easy and simple to handle that seals.
The technical solution adopted for the present invention to solve the technical problems is:
Air cushion vehicle transit bridges sealing device; Comprise be installed in ground ground embedded board, link to each other with tank bottom the jar end fishplate bar, be installed in the transition bridge plate on the hydraulic mechanism; It is characterized in that: said transition bridge plate two ends are provided with the bridge plate inclined-plane; One end of said ground embedded board is provided with the embedded board inclined-plane parallel with the bridge plate inclined-plane; One end of said jar of end fishplate bar is provided with the fishplate bar inclined-plane parallel with the bridge plate inclined-plane, and sealing gasket is separately positioned on and reaches between bridge plate inclined-plane and embedded board inclined-plane between bridge plate inclined-plane and fishplate bar inclined-plane, and said transition bridge plate is connected with a ground embedded board and a jar end fishplate bar through sealing gasket.
Said bridge plate inclined-plane and ground are roughly in angle of 45 degrees.
Said transition bridge plate side is provided with dovetail groove, and said sealing gasket is provided with and the corresponding dovetails of said dovetail groove shape of cross section, and said dovetails embeds in the dovetail groove.
The invention has the beneficial effects as follows:, guaranteed the positiver sealing of transit bridges and ground embedded board and jar seam crossing at the end because the present invention has adopted the sealing gasket of particular design.Need only the primer fluid pressure device during operation, the transition bridge plate drops to the place, ground, and air cushion vehicle can pass through.Need only action button in the process and just can accomplish, do not need other operation.Sealing gasket adopts the design of large contact surface, and the pressure when air cushion vehicle passes through is little, adds the fluorubber that adopts high temperature resistant oil resistant, and the sealing gasket life-span is long.Therefore, the present invention has simplified operating procedure, has reduced operation easier, has improved operating efficiency, has also practiced thrift equipment operating cost.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified:
Fig. 1 is the whole profile of the present invention;
Fig. 2 is the local enlarged diagram of II among Fig. 1;
Fig. 3 is the local enlarged diagram of I among Fig. 1;
Fig. 4 is a transition bridge plate sketch map among the present invention;
Fig. 5 is the enlarged diagram that the inclined-plane adds seal with O ring;
Fig. 6 is the enlarged diagram that the inclined-plane adds the sealing of hollow O shape circle;
Fig. 7 is the enlarged diagram of taping and seal in the plane.
The specific embodiment
Referring to figs. 1 through Fig. 4; The invention discloses a kind of air cushion vehicle transit bridges sealing device; This invention is applied to air cushion vehicle when transporting workpiece and getting in the drying chamber; The sealing of jar door melt pit place transit bridges bridge plate comprises the jar end fishplate bar 2 that is installed in ground ground embedded board 3, links to each other with tank bottom 5, is installed in the transition bridge plate 1 on the hydraulic mechanism 6, and transition bridge plate 1 two ends link to each other with a ground embedded board 3 and a jar end fishplate bar 2 respectively through sealing gasket 4.Transition bridge plate 1 two ends are provided with bridge plate inclined-plane 12; Bridge plate inclined-plane 12 roughly becomes miter angle with ground; One end of ground embedded board 3 is provided with parallel with bridge plate inclined-plane 12 embedded board inclined-plane 31; One end of jar end fishplate bar 2 is provided with parallel with bridge plate inclined-plane 12 fishplate bar inclined-plane 21; Bridge plate inclined-plane 12 respectively and 21 gaps of leaving certain width in embedded board inclined-plane 31 and fishplate bar inclined-plane; Sealing gasket 4 is dutiful not to be contained in the gap on 21 on bridge plate inclined- plane 12 and 31 on embedded board inclined-plane and fishplate bar inclined-plane; And bridge plate inclined-plane 12, embedded board inclined-plane 31, fishplate bar inclined-plane 21 are corresponding with the surface configuration size of sealing gasket 4, can guarantee that like this sealing gasket 4 and bridge plate inclined-plane 12 and embedded board inclined-plane 31 or sealing gasket 4 are smooth with the edge, junction on bridge plate inclined-plane 12 and fishplate bar inclined-plane 21, avoid the out-of-flatness of edge, junction and the operation of air cushion vehicle is impacted.Further, it is preferred structure of the present invention that bridge plate inclined-plane 12 roughly becomes miter angle with ground, because when the miter angle left and right sides, both can make sealing gasket 4 play good sealing effectiveness, and the inclined-plane is easy to process.Certainly bridge plate inclined-plane 12 also can be 30 degree angles or 60 degree angles etc. with ground.
As shown in the figure, transition bridge plate 1 both ends of the surface are provided with dovetail groove 11, and said sealing gasket 4 one sides are provided with and the corresponding dovetails 41 of dovetail groove 11 shape of cross sections, and dovetails 41 embeds in the dovetail groove 11.Sealing gasket 4 is stuck in the dovetail groove 11 of transition bridge plate 1 through dovetails 41.When the primer fluid pressure device, hydraulic mechanism 6 rises or when falling transition bridge plate 1, sealing gasket 4 also rises with transition bridge plate 1 through the dovetails 41 and the clamping of dovetail groove 11 or falls.Further, the sealing gasket 4 in this structure has adopted the fluorubber of high temperature resistant oil resistant, makes 4 life-spans of sealing gasket longer.
The course of work of the present invention is following, and in the time of in air cushion vehicle need transport workpiece entering jar, operating personnel's primer fluid pressure device puts down transition bridge plate 1, and bridge plate falls along projected path.The bridge plate overlap joint is between ground and tank bottom 5, and the inclined-plane at bridge plate two ends cooperates with the inclined-plane at ground and tank bottom 5 places respectively through sealing gasket 4.Because sealing gasket 4 runs through whole inclined-plane from top to bottom always, the slit of whole lap-joint is filled up, on bridge floor, form the plane that links up.Sealing gasket 4 forms initial sealing under the pretightning force effect of the weight of bridge plate and the drop-down generation of hydraulic cylinder.When air cushion vehicle drove on the bridge plate, the weight that air cushion vehicle is born acted on the sealing gasket 4 through bridge plate, formed finally sealing, and air cushion vehicle passes through on leak free passage.Treat that air cushion vehicle transports workpiece and finishes, return jar outer after, pack up transit bridges through hydraulic means, a jar door just can be closed.When the air cushion vehicle load-carrying was gone, institute's loading weight was heavy more, and is just high more to the seal request on the passage.The present invention utilizes the loading capacity of air cushion vehicle self that sealing force is provided just, and loading capacity is big more, and sealing effectiveness is just good more.Therefore, the sealing device can be realized reliable sealing, guarantees that air cushion vehicle passes through smoothly.Only need in the operation get final product by normal mode switch hydraulic means, exempted emitting high temperature to tape or carpet to take a lot of work like this, time-consuming operating procedure, improved operating efficiency, improved operating personnel's condition of work.
Claims (3)
1. air cushion vehicle transit bridges sealing device; Comprise be installed in ground ground embedded board (3), link to each other with tank bottom (5) the jar end fishplate bar (2), be installed in the transition bridge plate (1) on the hydraulic mechanism (6); It is characterized in that: said transition bridge plate (1) two ends are provided with bridge plate inclined-plane (12); One end of said ground embedded board (3) is provided with the embedded board inclined-plane (31) parallel with bridge plate inclined-plane (12); One end of said jar of end fishplate bar (2) is provided with the fishplate bar inclined-plane (21) parallel with bridge plate inclined-plane (12); Sealing gasket (4) is separately positioned on and reaches between bridge plate inclined-plane (12) and embedded board inclined-plane (31) between bridge plate inclined-plane (12) and fishplate bar inclined-plane (21), and said transition bridge plate (1) is connected with a ground embedded board (3) and a jar end fishplate bar (2) through sealing gasket (4).
2. air cushion vehicle transit bridges sealing device according to claim 1 is characterized in that: said bridge plate inclined-plane (12) and ground are roughly in angle of 45 degrees.
3. air cushion vehicle transit bridges sealing device according to claim 1 and 2; It is characterized in that: said transition bridge plate (1) side is provided with dovetail groove (11); Said sealing gasket (4) is provided with and the corresponding dovetails of dovetail groove (11) shape of cross section (41), and said dovetails (41) embeds in the dovetail groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102777100A CN101949640B (en) | 2010-09-08 | 2010-09-08 | Air cushion vehicle transitional bridge sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102777100A CN101949640B (en) | 2010-09-08 | 2010-09-08 | Air cushion vehicle transitional bridge sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101949640A CN101949640A (en) | 2011-01-19 |
| CN101949640B true CN101949640B (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102777100A Active CN101949640B (en) | 2010-09-08 | 2010-09-08 | Air cushion vehicle transitional bridge sealing device |
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| CN (1) | CN101949640B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2054508A1 (en) * | 1969-07-28 | 1971-04-23 | Const Met Entrepr | |
| US3840089A (en) * | 1973-01-15 | 1974-10-08 | Textron Inc | Load transport system |
| JPS6029448Y2 (en) * | 1982-05-15 | 1985-09-05 | 丸島産業株式会社 | Movable aqueduct bridge |
| CN2216937Y (en) * | 1995-05-30 | 1996-01-10 | 河南冰熊冷藏汽车厂 | Sealing structure for the door of cabin automobile |
| FR2860013B1 (en) * | 2003-09-22 | 2007-12-28 | Eurodim Sa | BRIDGE INTENDED TO EXCEED A PASSWORD OF A NAVIGATION ROAD |
| US20060207122A1 (en) * | 2005-03-15 | 2006-09-21 | Paul Stewart | Freeze dryer |
| CN101476281B (en) * | 2009-01-20 | 2011-07-20 | 北京航空航天大学 | Expansion type cable-rod-film combined emergency bridge |
| CN201772718U (en) * | 2010-09-08 | 2011-03-23 | 中山凯旋真空技术工程有限公司 | Air cushion vehicle transition bridge sealing device |
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2010
- 2010-09-08 CN CN2010102777100A patent/CN101949640B/en active Active
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| CN101949640A (en) | 2011-01-19 |
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Address after: 528478 Guangdong city of Zhongshan Province Town Ring Road No. 27. Patentee after: Zhongshan triumphant vacuum Polytron Technologies Inc Address before: 528400 Guangdong city of Zhongshan province Henglan Town Yongfeng Industrial Zone Patentee before: Zhongshan Kaixuan Vacuum Technology Project Co., Ltd. |
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