CN212313806U - Springboard for hovercraft - Google Patents
Springboard for hovercraft Download PDFInfo
- Publication number
- CN212313806U CN212313806U CN202020588002.8U CN202020588002U CN212313806U CN 212313806 U CN212313806 U CN 212313806U CN 202020588002 U CN202020588002 U CN 202020588002U CN 212313806 U CN212313806 U CN 212313806U
- Authority
- CN
- China
- Prior art keywords
- plate
- springboard
- hovercraft
- upper plate
- board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model relates to the technical field of ship equipment, and discloses a springboard for a hovercraft, which comprises an upper plate, a bottom plate and a pillar, wherein the interval between the upper plate and the bottom plate is gradually reduced along the direction from the tail end to the head end of the springboard, and the width of the upper plate and the bottom plate is gradually reduced along the direction from the tail end to the head end; a supporting structure is arranged between the upper plate and the bottom plate and comprises a plurality of vertical longitudinal partition plates and transverse partition plates, the longitudinal partition plates and the transverse partition plates are arranged in a grid-shaped staggered mode, and lightening holes are formed in the longitudinal partition plates and the transverse partition plates. The widths of the upper plate and the bottom plate are gradually reduced, so that the strength of the connection position of the springboard and the hovercraft by using the hinge is ensured, and the areas of the upper plate and the bottom plate are reduced; the strut is used as a force transmission structure, so that the using amount of aluminum alloy is reduced; the weight of the transverse partition plate and the longitudinal partition plate is further reduced by the lightening holes, the structural strength of the springboard is ensured, meanwhile, the weight of the springboard is reduced, and the weight of the hovercraft is utilized for control.
Description
Technical Field
The utility model relates to a marine facilities technical field especially relates to a springboard for hovercraft.
Background
The hovercraft is a high-speed ship which utilizes the principle of surface effect and depends on air higher than atmospheric pressure to form an air cushion between a ship body and a supporting surface (water surface or ground surface) so as to make the ship body totally or partially separate from the supporting surface to sail.
One of the functions of the hovercraft is to transport articles, which require a gangboard structure as a support surface for the articles to move up and down. The springboard structure is one of the important structures of the hovercraft, and is particularly important for controlling the weight of the whole hovercraft, the wall board in the whole form has the characteristic of excellent linearity as the springboard, but the structural strength is weaker, the bearing capacity is limited, the existing springboard is usually formed by welding aluminum alloy materials, the springboard structure is usually in a box-shaped structure and is formed by welding the whole aluminum alloy plate, and the aluminum alloy plate has larger weight and is not beneficial to the weight control of the hovercraft.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides a springboard for hovercraft to solve the problem that the weight of the structure of the springboard of the hovercraft among the prior art is great, is unfavorable for the weight control of the hovercraft.
In order to solve the technical problem, the utility model provides a springboard for hovercraft, including the top plate, with the bottom plate of top plate interval arrangement and connect a plurality of interval arrangement's pillars between top plate and bottom plate, the interval between top plate and the bottom plate is crescent along the direction of tail end to head end of springboard, the width of top plate and bottom plate is crescent along the direction of tail end to head end, be connected with the aluminum pipe of horizontal arrangement between the head end of top plate and bottom plate, the tail end of top plate still is provided with the hinge that is used for being connected with the hovercraft; the frame-shaped supporting structure is arranged between the upper plate and the bottom plate and comprises a plurality of vertically arranged longitudinal partition plates and transverse partition plates, the longitudinal partition plates and the transverse partition plates are arranged in a grid-shaped staggered manner, and lightening holes are formed in the longitudinal partition plates and the transverse partition plates.
Preferably, the bottom side of the upper layer plate and the top side of the bottom layer plate are respectively provided with a reinforcing plate extending in the head-to-tail direction.
Preferably, the bottom side of the upper plate is further provided with a reinforcing rib, and the reinforcing rib is perpendicular to the reinforcing plate.
Preferably, the tail end of the bottom plate is further connected with an angle aluminum, and the tail end of the angle aluminum inclines towards the bottom.
Preferably, a plurality of anti-slip strips are arranged on the top of the upper plate at intervals along the head-tail direction, and the anti-slip strips extend along the width direction of the upper plate.
Preferably, set squares are respectively arranged between the top end of the strut and the upper plate and between the bottom end of the strut and the bottom plate.
Preferably, the tail end of the upper plate is provided with a base, the base is connected with a support arm with the tail end arranged in an upward inclined mode, and the hinge is arranged at the tail end of the support arm.
Preferably, the upper plate is further provided with two lifting lugs, and the two lifting lugs are symmetrically arranged along the width direction of the upper plate.
The embodiment of the utility model provides a springboard for hovercraft compares with prior art, and its beneficial effect lies in: the widths of the upper plate and the bottom plate are gradually reduced, so that the strength of the connection position of the springboard and the hovercraft by using the hinge is ensured, and the areas of the upper plate and the bottom plate are reduced; the upper plate and the bottom plate are connected into a whole by adopting a plurality of pillars arranged at intervals, and the pillars are used as a force transmission structure, so that side coamings at the edges of the springboard are omitted, and the using amount of aluminum alloy is reduced; meanwhile, a transverse partition plate and a longitudinal partition plate are arranged between the upper plate and the bottom plate, the structural strength between the upper plate and the bottom plate is increased, in addition, the longitudinal partition plate and the transverse partition plate form a frame structure, the weight of the transverse partition plate and the weight of the longitudinal partition plate are further reduced by using lightening holes, the structural strength of the springboard is ensured, the weight of the springboard is reduced, and the weight of the hovercraft is utilized for controlling.
Drawings
Fig. 1 is a schematic structural view of the springboard for hovercraft according to the present invention;
FIG. 2 is a top view of the hovercraft springboard of FIG. 1;
FIG. 3 is a cross-sectional view of the hovercraft of FIG. 2 taken along line A-A;
fig. 4 is a cross-sectional view of the hovercraft ramp of fig. 2 taken along line B-B.
In the figure, 1, an upper plate; 2. a bottom layer plate; 3. reinforcing ribs; 4. a reinforcing plate; 5. a pillar; 6. a set square; 7. a longitudinal partition; 8. a transverse partition; 9. an aluminum tube; 10. an angle aluminum; 11. anti-slip strips; 12. lifting lugs; 13. a base; 14. a hinge; 15. a support arm; 16. the hole is relieved.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The preferred embodiment of the springboard for hovercraft, as shown in fig. 1 to 4, comprises an upper plate 1, a bottom plate 2, a support pillar 5, a support structure, a base 13, a lifting lug 12 and a hinge 14. The upper plate 1 and the bottom plate 2 are arranged at intervals, a plurality of support columns 5 are vertically connected between the upper plate 1 and the bottom plate 2, the plurality of support columns 5 are arranged at intervals, and the upper plate 1, the support columns 5 and the bottom plate 2 are integrally formed into a stress part.
The upper plate 1 and the bottom plate 2 are both in a trapezoidal structure, the width of the upper plate 1 and the width of the bottom plate 2 are gradually reduced along the direction from the tail end to the head end, the tail end is one end of the gangboard connected with the hovercraft, and the head end is one end of the gangboard used for being lapped on structures such as a bank. The width of the tail end of the bottom plate 2 of the upper plate 1 is large, the structural strength is high, the structural strength of the joint of the springboard and the hovercraft can be increased, the width of the head end of the springboard is reduced, the areas of the upper plate 1 and the bottom plate 2 can be reduced, the material consumption of aluminum alloy is reduced, and the weight of the springboard is further reduced.
Longitudinal separation between upper plate 1 and bottom plate 2 reduces along the direction of tail end to head end gradually, reduces the interval of upper plate 1 and bottom plate 2 between the head end, and pillar 5 reduces along the height of tail end to head end gradually to the total weight of pillar 5 has been reduced, and pillar 5's height is little in addition, and the structural strength of upper plate 1 and bottom plate 2 junction is higher, guarantees the structural strength of jump board head end under the condition that the width of upper plate 1 and bottom plate 2 reduces.
The both ends of the vertical direction of pillar 5 are connected with set square 6 respectively, and top and bottom respectively are connected with two set squares 6, and set square 6 is vertical arranges that the face of set square 6 extends along the head and the tail direction of springboard. The set square 6 and the 1 welded connection of upper plate at top, the set square 6 and the 2 welded connection of bottom plate of bottom, set square 6 are used for increasing the structural strength of pillar 5 and the 1, 2 junctions of bottom plate of upper plate.
Reinforcing plates 4 are respectively welded and fixed on the bottom side of the upper plate 1 and the top side of the bottom plate 2, the reinforcing plates 4 extend along the head-tail direction of the gangboard, and the reinforcing plates 4 are used for increasing the structural strength of the upper plate 1 and the bottom plate 2. The bottom side of the upper plate 1 is also welded with a reinforcing rib 3, the reinforcing rib 3 extends along the width direction of the springboard, the reinforcing rib 3 and the reinforcing plate 4 are mutually vertical and are arranged in a staggered manner, and the reinforcing rib 3 and the reinforcing plate 4 are matched to increase the structural strength of the upper plate 1.
The supporting structure supports and arranges between upper plate 1 and bottom plate 2, and supporting structure includes vertical horizontal baffle 8 and the longitudinal baffle 7 of arranging, and longitudinal baffle 7 extends along the head and the tail direction of upper plate 1, bottom plate 2, and horizontal baffle 8 extends along the width direction of upper plate 1, bottom plate 2, and vertical baffle 7 and horizontal baffle 8 form grid type staggered arrangement, and vertical baffle 7 and horizontal baffle 8 are used for increasing the structural strength of springboard. Lightening holes 16 are further respectively arranged on the longitudinal partition plate 7 and the transverse partition plate 8, and the lightening holes 16 are used for lightening the weight of the longitudinal partition plate 7 and the transverse partition plate 8, so that the weight of the springboard is reduced, and the weight control of the hovercraft is facilitated.
An aluminum pipe 9 is connected between the head ends of the upper plate 1 and the bottom plate 2, the axial direction of the aluminum pipe 9 extends along the width direction of the springboard, the structural strength of the joint of the upper plate 1 and the bottom plate 2 can be improved through the aluminum pipe 9, meanwhile, the outer wall surface of the aluminum pipe 9 is a curved surface, pause and pause are reduced, and goods can be moved to a bank by the springboard conveniently.
The tail end of the bottom plate 2 is connected with an angle aluminum 10, the angle aluminum 10 is obliquely arranged, the tail end of the angle aluminum 10 is inclined towards the bottom, and the angle aluminum 10 is used for compensating the interval between the bottom plate 2 and the hovercraft and preventing people and articles from falling off from the interval when goods are conveyed.
Still welded arrangement has a plurality of antislip strips 11 on the top surface of upper plate 1, and a plurality of antislip strips 11 are arranged along end to end direction interval, and antislip strip 11 extends along the width direction of upper plate 1. In the moving process of the object to and from the ship, the anti-skid strips 11 can increase the friction force between the object and the springboard on one hand, and can also increase the structural strength of the upper layer board 1 on the other hand.
The tail end of the upper plate 1 is also provided with two hinges 14, the two hinges 14 are symmetrically arranged along the width direction of the springboard, and the two hinges 14 are fixed in the same way, which is only explained in one place. The tail end of the upper plate 1 is fixed with a base 13, the base 13 is fixedly connected with a support arm 15 through a bolt, the support arm 15 is arranged in an inclined mode, the tail end of the support arm 15 inclines upwards and extends to the outer side of the upper plate 1, a hinge 14 is fixed on the support arm 15 in a welded mode, the hinge 14 is used for being connected with a rotating shaft on an air cushion ship, and the springboard is assembled on the air cushion ship in a rotating mode through the hinge 14.
When the springboard for the hovercraft is constructed and manufactured, the springboard comprises the following steps:
and S1, blanking and processing. The method is characterized in that the parts required by the springboard manufacturing are completely processed and qualified through inspection, in the blanking process, the precision deviation for controlling each part strictly meets the standard requirement, the deviation during material marking and scribing is not more than +/-0.5 mm, and the parts comprise an upper plate, a bottom plate, a support column, a triangular plate, a longitudinal partition plate, a transverse partition plate, a reinforcing rib, an aluminum pipe, angle aluminum, an anti-slip strip, a lifting lug, a base, a support arm and a hinge.
S2, assembling the outer plates. The edges of all parts are not allowed to have shearing burrs or cutting edges to hang slag, the parts are assembled without codes, a mechanical cutting mode is adopted when the assembling codes are disassembled, and the parts are not allowed to be disassembled by adopting a portable plasma, knocking or multi-bending method.
Before welding, two sides of a welding line are cleaned, the cleaning state of the welding line is kept, and whether strengthening measures for preventing welding deformation are made on parts or not is checked. During welding, welding parameters are strictly controlled, and welding heat input is reduced.
And S3, laying a jig frame. And (4) manufacturing a special jig frame for manufacturing the springboard, wherein the jig frame is qualified by the inspection of relevant departments. Hoisting the bottom plate parts of the springboard to a jig frame, adjusting positioning lines such as a central line, a rib inspection line and the like to enable the bottom plate parts of the springboard to be tightly attached to the jig frame, installing a process lug plate, and fastening an outer plate on the jig frame by using a spiral puller.
And cutting allowance of the assembled bottom plate part by using a plasma cutting machine or a circular saw.
And assembling the bottom plate, and when the assembling clearance meets the requirement, performing assembling and positioning welding, and making a reinforcing measure in advance for the place which is possibly concave-convex.
Tack welding on the seam should be performed from the center of the seam to both ends in sequence.
After the assembly, positioning and welding, if plate seam misalignment, break angle or concave-convex deformation exists, an aluminum plate needs to be corrected by using an aluminum hammer or a wood hammer pad for assistance until the deformation is eliminated.
According to the welding process requirements, the welding of the butt joint seam of the bottom plate is completed, and meanwhile, the deformation is controlled; and repairing the welding defects after welding.
And S4, scribing. Marking out a central line and a rib inspection line corresponding to the jig frame, marking a foreign impact mark at the segmented rib inspection line, and marking out the inspection line of the central line at a position which is deviated from the central line by 100mm in parallel.
And (4) scribing mounting lines of parts such as longitudinal and transverse partition plates, reinforcing plates and the like on the bottom plate of the springboard according to the pattern information, wherein the scribing is accurate and complete.
And S5, welding the components. And sequentially assembling parts such as longitudinal and transverse partition plates, pillars, reinforcing plates, triangular plates and the like.
And (5) assembling, reporting and checking, and welding after the report and check are qualified. During welding, a double number of welders perform symmetrical welding simultaneously, and after welding, batch repair grinding is performed.
And S6, coating a primer. And polishing, grinding and cleaning the welded structure area by adopting polishing and grinding equipment, removing impurities such as an oxide film and the like, and coating the internal structure primer according to requirements.
And S7, covering the bottom plate. After the mounting line is drawn on the upper plate, the mounting line is hoisted to the springboard segment and is assembled.
When the assembly gap meets the requirement, assembly positioning welding is carried out, and reinforcement measures are taken in advance for places where concave-convex shapes are likely to be generated.
And S8, welding. And welding after the assembly is qualified, and performing symmetrical welding by double welders at the same time to strictly control the heat input.
And (3) removing the spiral puller, removing the tire of the segment, turning over the segment, completing back sealing welding of the butt welding line, performing deformation reinforcement before welding, and performing repair grinding after welding.
And S9, welding the anti-slip strips and the hinges. And turning the segments to the initial state again, scribing the positions of the upper plate where the anti-slip strips need to be welded, and scribing the hinge positions at the tail ends of the springboards.
And (4) assembling and welding the anti-slip strip part and the hinge after the marking is qualified.
S10, mounting the base and the support arm. And (4) marking the positions of the mounting base and the support arm on the springboard accurately.
And (3) drilling holes on the springboard, the base and the support arm by using an electric drill, coating primer on the mounting position after drilling, and mounting the gasket.
Bolts are used to fasten the base and the arms to the diving board structure.
S11, and performing confidentiality verification. Before the tightness is checked, the work of welding, correction and the like is finished to ensure the integrity of the tightness, and the tightness of the springboard during the collection is checked by a flushing method.
In summary, the embodiment of the present invention provides a springboard for hovercraft, wherein the widths of an upper plate and a bottom plate of the springboard are gradually reduced, so as to ensure the strength of the connection position of the springboard and the hovercraft by using hinges and reduce the areas of the upper plate and the bottom plate; the upper plate and the bottom plate are connected into a whole by adopting a plurality of pillars arranged at intervals, and the pillars are used as a force transmission structure, so that side coamings at the edges of the springboard are omitted, and the using amount of aluminum alloy is reduced; meanwhile, a transverse partition plate and a longitudinal partition plate are arranged between the upper plate and the bottom plate, the structural strength between the upper plate and the bottom plate is increased, in addition, the longitudinal partition plate and the transverse partition plate form a frame structure, the weight of the transverse partition plate and the weight of the longitudinal partition plate are further reduced by using lightening holes, the structural strength of the springboard is ensured, the weight of the springboard is reduced, and the weight of the hovercraft is utilized for controlling.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (8)
1. The springboard for the hovercraft is characterized by comprising an upper board, a bottom board arranged at intervals with the upper board and a plurality of struts connected between the upper board and the bottom board and arranged at intervals, wherein the intervals between the upper board and the bottom board are gradually reduced along the direction from the tail end to the head end of the springboard, the widths of the upper board and the bottom board are gradually reduced along the direction from the tail end to the head end of the springboard, a transversely arranged aluminum pipe is connected between the upper board and the head end of the bottom board, and the tail end of the upper board is also provided with a hinge for being connected with the hovercraft; the frame-shaped supporting structure is arranged between the upper plate and the bottom plate and comprises a plurality of vertically arranged longitudinal partition plates and transverse partition plates, the longitudinal partition plates and the transverse partition plates are arranged in a grid-shaped staggered manner, and lightening holes are formed in the longitudinal partition plates and the transverse partition plates.
2. The jump board for hovercraft, according to claim 1, wherein the bottom side of said upper plate and the top side of said bottom plate are provided with reinforcing plates, respectively, said reinforcing plates extending in a fore-and-aft direction.
3. The diving board for hovercraft according to claim 2, wherein the bottom side of said upper plate is further provided with a reinforcing rib, and said reinforcing rib and said reinforcing plate are perpendicular to each other.
4. The hovercraft springboard of any one of claims 1 to 3, wherein an angle aluminum is further attached to the tail end of the bottom plate, and the tail end of the angle aluminum is inclined to the bottom.
5. The hovercraft ramp according to any one of claims 1 to 3, wherein a plurality of cleats are arranged at intervals in the fore-and-aft direction on the top of the upper deck, the cleats extending in the width direction of the upper deck.
6. The hovercraft springboard as recited in any one of claims 1 to 3, wherein a triangular plate is further provided between the top end of each of the columns and the upper plate, and between the bottom end of each of the columns and the bottom plate.
7. The hovercraft ramp according to any one of claims 1 to 3, characterized in that the rear end of the upper deck is provided with a base to which is attached an arm having its rear end arranged obliquely upward, the hinge being arranged at the rear end of the arm.
8. The hovercraft springboard as recited in any one of claims 1 to 3, wherein the upper plate is further provided with two lifting lugs, and the two lifting lugs are symmetrically arranged along the width direction of the upper plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020588002.8U CN212313806U (en) | 2020-04-17 | 2020-04-17 | Springboard for hovercraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020588002.8U CN212313806U (en) | 2020-04-17 | 2020-04-17 | Springboard for hovercraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212313806U true CN212313806U (en) | 2021-01-08 |
Family
ID=74031400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020588002.8U Active CN212313806U (en) | 2020-04-17 | 2020-04-17 | Springboard for hovercraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212313806U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113501082A (en) * | 2021-07-21 | 2021-10-15 | 上海外高桥造船有限公司 | Side door and mounting method thereof |
-
2020
- 2020-04-17 CN CN202020588002.8U patent/CN212313806U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113501082A (en) * | 2021-07-21 | 2021-10-15 | 上海外高桥造船有限公司 | Side door and mounting method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101544268B (en) | Method for half-breadth double-span total assembling and building in shipbuilding | |
| JPH04231275A (en) | Hull structure and constructing method thereof | |
| CN109625157B (en) | Method for integrally constructing wing bridge sections of large container ship | |
| CN102874379B (en) | Manufacture method of offshore riprap leveling ship | |
| CN107498269B (en) | A kind of large-scale ship reception chamber manufacturing method suitable for dry type ship compartment room | |
| CN110723263B (en) | Ship rudder blade refitting process | |
| WO2019019459A1 (en) | Device for transporting ship superstructure as a whole | |
| CN109533196B (en) | Hinge type mounting method for ship hull steel structure | |
| CN212313806U (en) | Springboard for hovercraft | |
| CN112193387B (en) | Method for building, turning over and hoisting ship bottom head and tail sections | |
| CN113148058A (en) | Process for installing and positioning double-rudder sleeve and tail casting in segmented construction stage | |
| CN115092348B (en) | Large-scale mail wheel bow side pushing sectional construction process | |
| CN112278187B (en) | Hovercraft engine nacelle device and construction method | |
| KR100424201B1 (en) | A procedure of constructing ship by skidding super block and its skidding system | |
| CN111975025B (en) | Sectional stage installation method for unloading plate of trough type bulkhead of bulk carrier | |
| CN111604643B (en) | Manufacturing and mounting process of crane upright column for ship and ocean engineering | |
| CN110466493B (en) | Hovercraft engine paddle tower structure and machining method | |
| CN114455026A (en) | Ship body section slipway large folding method | |
| CN112849362A (en) | Large-area renewing and repairing process for longitudinal wall in ship cabin | |
| JP3747420B2 (en) | Dismantling repair method for the upper part of cylindrical wall | |
| CN113059313B (en) | Deformation repair process for suspension arm structure of marine Kelin crane | |
| CN115319326B (en) | Crack repairing method | |
| CN115123463B (en) | Temporary sea binding structure of large ship superstructure and sea binding method thereof | |
| CN217897203U (en) | Metal cylinder assembling operation frame | |
| CN114132830B (en) | Pile leg section deflection lifting construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |