CN101949640A - Air cushion vehicle transitional bridge sealing device - Google Patents
Air cushion vehicle transitional bridge sealing device Download PDFInfo
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- CN101949640A CN101949640A CN 201010277710 CN201010277710A CN101949640A CN 101949640 A CN101949640 A CN 101949640A CN 201010277710 CN201010277710 CN 201010277710 CN 201010277710 A CN201010277710 A CN 201010277710A CN 101949640 A CN101949640 A CN 101949640A
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- plane
- bridge plate
- bridge
- inclined plane
- air cushion
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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 bridge 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 by 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.
Enter dry process tank 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 bridge.When transporting workpiece, transit bridge is put down, with ground and jar end channel connection; Workpiece transports and finishes, and transit bridge is packed up, and abdicates jar passage of door walking.Air cushion vehicle adopts compressed air as power, needs to form certain sealing between the air bag of air cushion vehicle and ground, 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 ground in the passage.Have two slits of running through on transit bridge 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 smoothly because of gas leakage.
At present the sealing device that adopts of transit bridge has following several form 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 inreal formation seals, and do not reach the desired seal effect, and finally all needs to adopt the mode of taping in slit surfaces to solve.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, operation is just more inconvenient, and adhesive tape also needs can be resistant to elevated temperatures.Special-purpose pad is laid in employing on passage mode bothers equally very much, and 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 bridge, 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 deficiencies in the prior art, the invention provides a kind of air cushion vehicle transit bridge 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 bridge sealing device, comprise and be installed in ground ground embedded board, the jar end fishplate bar that links to each other with tank bottom, be installed in the transition bridge plate on the hydraulic mechanism, it is characterized in that: described transition bridge plate two ends are provided with the bridge plate inclined-plane, one end of described ground embedded board is provided with the embedded board inclined-plane parallel with the bridge plate inclined-plane, one end of described jar of end fishplate bar is provided with the fishplate bar inclined-plane parallel with the bridge plate inclined-plane, described sealing gasket is separately positioned on and reaches between bridge plate inclined-plane and embedded board inclined-plane between the fishplate bar inclined-plane, and described transition bridge plate is connected with a ground embedded board and a jar end fishplate bar by sealing gasket.
Described bridge plate inclined-plane and ground are roughly in angle of 45 degrees.
Described transition bridge plate side is provided with dovetail groove, and described sealing gasket is provided with and the corresponding dovetails of described dovetail groove shape of cross section, and described dovetails embeds in the dovetail groove.
The invention has the beneficial effects as follows:, guaranteed the positiver sealing of transit bridge 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 saved equipment operating cost.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
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 schematic diagram 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 bridge sealing device, this invention is applied to air cushion vehicle when transporting workpiece and entering in the drying chamber, the sealing of jar door melt pit place transit bridge bridge plate, comprise the jar end fishplate bar 2 that is installed in ground ground embedded board 3, links to each other with tank bottom 5, be installed in the transition bridge plate 1 on the hydraulic mechanism 6, transition bridge plate 1 two ends link to each other with a ground embedded board 3 and a jar end fishplate bar 2 respectively by 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 is 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 described 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 by 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 by 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 as follows, when air cushion vehicle need transport workpiece enter jar in the time, operating personnel's primer fluid pressure device puts down transition bridge plate 1, bridge plate falls along projected path.Bridge plate is overlapped between ground and the 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 by 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 by 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 bridge by hydraulic means, a jar door just can be closed.When the air cushion vehicle load-carrying was travelled, 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 bridge sealing device, comprise and be installed in ground ground embedded board (3), the jar end fishplate bar (2) that links to each other with tank bottom (5), be installed in the transition bridge plate (1) on the hydraulic mechanism (6), it is characterized in that: described transition bridge plate (1) two ends are provided with bridge plate inclined-plane (12), one end of described ground embedded board (3) is provided with the embedded board inclined-plane (31) parallel with bridge plate inclined-plane (12), one end of described jar of end fishplate bar (2) is provided with the fishplate bar inclined-plane (21) parallel with bridge plate inclined-plane (12), described sealing gasket (4) is separately positioned between bridge plate inclined-plane (12) and embedded board inclined-plane (31) and fishplate bar inclined-plane (21), and described transition bridge plate (1) is connected with a ground embedded board (3) and a jar end fishplate bar (2) by sealing gasket (4).
2. air cushion vehicle transit bridge sealing device according to claim 1 is characterized in that: described bridge plate inclined-plane (12) and ground are roughly in angle of 45 degrees.
3. air cushion vehicle transit bridge sealing device according to claim 1 and 2, it is characterized in that: described transition bridge plate (1) side is provided with dovetail groove (11), described sealing gasket (4) is provided with and the corresponding dovetails of dovetail groove (11) shape of cross section (41), and described 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 true CN101949640A (en) | 2011-01-19 |
| CN101949640B 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) |
Citations (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 |
| JPS58176105U (en) * | 1982-05-15 | 1983-11-25 | 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 |
| GB2424263A (en) * | 2005-03-15 | 2006-09-20 | Boc Group Plc | Chamber door seal with a movable second gasket for sealing during steam sterilisation |
| CN1856625A (en) * | 2003-09-22 | 2006-11-01 | 机械工程欧洲公司 | Bridge particularly for crossing a passage of a navigation channel |
| CN101476281A (en) * | 2009-01-20 | 2009-07-08 | 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 |
-
2010
- 2010-09-08 CN CN2010102777100A patent/CN101949640B/en active Active
Patent Citations (9)
| 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 |
| JPS58176105U (en) * | 1982-05-15 | 1983-11-25 | 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 |
| CN1856625A (en) * | 2003-09-22 | 2006-11-01 | 机械工程欧洲公司 | Bridge particularly for crossing a passage of a navigation channel |
| US20080022468A1 (en) * | 2003-09-22 | 2008-01-31 | Societe Europeenne D'ingenierie Mecanique-Eurodim | Bridge Particularly for Crossing a Passage of a Navigation Channel |
| GB2424263A (en) * | 2005-03-15 | 2006-09-20 | Boc Group Plc | Chamber door seal with a movable second gasket for sealing during steam sterilisation |
| CN101476281A (en) * | 2009-01-20 | 2009-07-08 | 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 |
Non-Patent Citations (1)
| Title |
|---|
| 《实用物流技术》 20020228 王芳等 气垫搬运技术及其应用 , 2 * |
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| CN101949640B (en) | 2012-05-09 |
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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. |