CN107298155A - One kind is emergent to fold boarding ladder - Google Patents
One kind is emergent to fold boarding ladder Download PDFInfo
- Publication number
- CN107298155A CN107298155A CN201710344936.XA CN201710344936A CN107298155A CN 107298155 A CN107298155 A CN 107298155A CN 201710344936 A CN201710344936 A CN 201710344936A CN 107298155 A CN107298155 A CN 107298155A
- Authority
- CN
- China
- Prior art keywords
- boarding ladder
- main body
- main strut
- hinged
- guardrail
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/14—Arrangement of ship-based loading or unloading equipment for cargo or passengers of ramps, gangways or outboard ladders ; Pilot lifts
- B63B27/146—Pilot ladders or similar outboard ladders, e.g. bathing ladders; Pilot lifts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Ladders (AREA)
Abstract
Concretely it is that a kind of meet an urgent need folds boarding ladder the present invention relates to ladder, including three transversely arranged boarding ladder main bodys, it is hinged respectively with two other boarding ladder main body positioned at middle boarding ladder main body both sides.The boarding ladder main body of two side positions can be used as the handrail or guardrail of centrally located boarding ladder main body, when needing circulation expansion amount, the boarding ladder main body of both sides is deployed, while the guardrail is deployed, the circulation of folding boarding ladder of the present invention is so just easily expanded.When not needing circulation expansion amount, the boarding ladder main body of both sides is folded and packed up, when being changed into the boarding ladder main body guardrail state in centre position, facilitate the storage of folding boarding ladder of the present invention.
Description
Technical field
Concretely it is a kind of emergent folding boarding ladder the present invention relates to ladder.
Background technology
Boarding ladder be modern various large piers after vessel berth, during dock operation, dock operation personnel and ship
The safe and smooth indispensable special equipment of ship up and down of member.When emergency occurs for bank or ship, personnel may be big
Amount presses to boarding ladder, crowded that security incident may occur on boarding ladder because the permission circulation of boarding ladder is fixed at present,
This life given people, property safety bring no small hidden danger.
The content of the invention
The problem of being fixed for current boarding ladder circulation, it is an object of the invention to provide the emergent folding boarding ladder of one kind.
The present invention solves above-mentioned technical problem, and the technical scheme of use, which is that one kind is emergent, folds boarding ladder, including three horizontal strokes
To the boarding ladder main body of arrangement, it is hinged respectively with two other boarding ladder main body positioned at middle boarding ladder main body both sides；
The boarding ladder main body includes more than two pedals and the fixed support group for fixed pedestal, the fixed support group
Have two groups and be separately positioned on the left and right ends of pedal, fixed support group described in every group include the main strut that is parallel to each other and
Main strut and secondary pole in secondary pole, every group of fixed support group are hinged with pedal, the head end of the main strut and end point
It is not flexibly connected by connecting rod with the head end of secondary pole and end, the main strut, secondary pole and connecting rod constitute parallel―ordinal shift
Mechanism；
The centrally located boarding ladder main body and two other boarding ladder main body hinged place are provided with spacing block set；
In the boarding ladder main body of two side positions, be hinged with guardrail on the main strut in outside, the bearing of trend of guardrail with
Main strut shaft direction is identical.
It is further that one end of the connecting rod is hinged on the inside of main strut, and the other end is hinged on the outside of secondary pole；It is described
It is provided with connecting rod on the inside of pin-and-hole, the main strut and is provided with the pin-and-hole on arc-shaped pins hole array, connecting rod and the arc on the inside of main strut
Shaped pin hole array is corresponding.
The expansion and withdrawal of pedal can be so fixed, the expanded angle of pedal is carried out by arc-shaped pins hole array
Regulation.
It is further that graduation mark is carved with the arc-shaped pins hole array outer on the inside of the main strut.By setting graduation mark,
The convenient expanded angle to pedal is adjusted.
It is further that in the boarding ladder main body positioned at both sides position, the main strut termination positioned at inner side is hinged
There is quarter butt hook；In the centrally located boarding ladder main body, main strut termination is provided with links up with what is be adapted to quarter butt
First link.
When the boarding ladder main body of both sides is placed vertically, quarter butt hook catches on the first link, so middle boarding ladder
Main body, the boarding ladder main body of side and quarter butt are linked up with to form triangle fixed relationship, and the boarding ladder main body of fixed side is used as centre
Boarding ladder main body guardrail state.
It is further that suspention has stock hook on the guardrail, is provided with being hinged with the outside of the main strut of the guardrail
The second link being adapted to is linked up with the stock, in middle boarding ladder main body, is provided with and the stock above main strut
Link up with the 3rd link of adaptation.
By setting stock to link up with, the adjustment to guardrail position is fixed, after guardrail is deployed, and stock is linked up with and hooked
Firmly second link up with, the state after the expansion of nonfloating rail；After guardrail is withdrawn, and the boarding ladder main body of two side positions is put vertically
Put, stock hook is caught on into the 3rd hook, nonfloating rail, and further fix the vertical shape of the boarding ladder main body of two side positions
State.
It is further that the lower end of the lower end of the main strut and secondary pole is provided with glue head, in main support and pair
Support frame prevents termination and ground or other equipment hard contact when on ground or other equipment.
Beneficial effects of the present invention：
By setting emergent folding boarding ladder of the present invention, three transversely arranged boarding ladder main bodys are set, by both sides
Boarding ladder main body place vertically, when guardrail is accepted, can make as the handrail or guardrail of centrally located boarding ladder main body
With, when needing circulation expansion amount, the boarding ladder main body of both sides is deployed, while the guardrail is deployed, it is so just convenient
Expand the circulation of folding boarding ladder of the present invention.When not needing circulation expansion amount, by the boarding ladder main body of both sides
Folding is packed up, when being changed into the boarding ladder main body guardrail state in centre position, facilitates the storage of folding boarding ladder of the present invention.
Brief description of the drawings
Fig. 1 is emergent folding boarding ladder structural representation of the present invention；
Fig. 2 is the close-up schematic view at A in Fig. 1；
Schematic diagram when Fig. 3 is placed vertically for the emergent two side position boarding ladder main bodys for folding boarding ladder of the present invention；
Fig. 4 is the close-up schematic view at B in Fig. 3；
Schematic diagram when Fig. 5 deploys for the emergent two side position boarding ladder main bodys for folding boarding ladder of the present invention；
Marked in figure：1 be boarding ladder main body, 2 be main strut, 3 be secondary pole, 4 be pedal, 5 be spacing block set, 6 be guardrail,
7 it is arc-shaped pins hole array, 8 be quarter butt hook, 9 be the first link, 10 be stock hook, 11 be the second link, 12 is the 3rd extension
Ring, 13 be glue head, 14 be connecting rod.
Embodiment
In order that the objects, technical solutions and advantages of the present invention can become apparent from understanding, below in conjunction with accompanying drawing and implementation
The present invention will be described in further detail for example.It should be appreciated that specific embodiment described herein is only to explain this hair
It is bright, it is not intended to limit the present invention protection content.
In the description of the invention, it is to be understood that term " one end ", " center ", " circumference ", " on ", " inner side ",
The orientation or position relationship of the instruction such as " outside ", " other end ", " middle part ", " top ", " side " are based on side shown in the drawings
Position or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply the device or member of meaning
Part must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Such as Fig. 1-5, one kind is emergent to fold boarding ladder, including three transversely arranged boarding ladder main bodys 1, is stepped on positioned at middle
The both sides of ship's ladder main body 1 are hinged with two other boarding ladder main body 1 respectively.
Here the hinge number that being hinged of three boarding ladder main bodys 1 uses can be according to the weight of boarding ladder main body 1, strong
Degree etc. determines, as long as the rotation that the boarding ladder main body 1 of i.e. two side positions can be stably, stirring and making should suddenly to fold boarding ladder and have foot
Enough intensity.
The boarding ladder main body 1 includes main support, assistant support and pedal 4, and the main support is by two masters being oppositely arranged
Pole 2 is constituted, and the secondary pole 3 that the assistant support is oppositely arranged by two constitutes, and the one of pedal 4 is passed through between two main struts 2
Side is connected, and is connected between two secondary poles 3 by another side of pedal 4；The main strut 2 is parallel with secondary pole 3, pedal
4 arrange along the shaft direction of main strut 2.The storage of boarding ladder main body 1 can so be facilitated.
In described three transversely arranged boarding ladder main bodys 1, on the outside of the centrally located boarding ladder main body 1,
Two other hinged place of boarding ladder main body 1 is provided with spacing block set 5；In the boarding ladder main body 1 positioned at both sides position,
Guardrail 6 is hinged with the main strut 2 in outside, the bearing of trend of guardrail 6 is identical with the shaft direction of main strut 2.So be for
Prevent that the boarding ladder main body 1 positioned at both sides from continuing to stir downwards.
The head end of main strut 2 and end are connected by connecting rod 14 with secondary pole 3 respectively, and one end of connecting rod 14 is hinged on master
The inner side of pole 2, the other end is hinged on the secondary outside of pole 3；Pin-and-hole is provided with the connecting rod 14, the inner side of main strut 2 is provided with
Pin-and-hole on arc-shaped pins hole array 7, connecting rod 14 is corresponding with the arc-shaped pins hole array 7 of the inner side of main strut 2.This is in order to pedal
4 expansion and withdrawal is fixed, and the expanded angle for carrying out pedal 4 by arc-shaped pins hole array 7 is adjusted, and sets different angles
Degree, to adapt to different banks and ship distance, raising should suddenly fold the scope of application of boarding ladder, during regulation 4 angle of pedal,
Latch is injected into corresponding pin-and-hole.The pin-and-hole quantity of the arc-shaped pins hole array 7 is set according to actual needs.The main branch
It is carved with graduation mark in the outer of arc-shaped pins hole array 7 of the inner side of bar 2.
In the boarding ladder main body 1 positioned at both sides position, quarter butt hook is hinged with positioned at the termination of main strut 2 of inner side
8；In the centrally located boarding ladder main body 1, the termination of main strut 2 is provided with links up with 8 the first extensions being adapted to quarter butt
Ring 9.
When the boarding ladder main body 1 of both sides is placed vertically, quarter butt hook 8 catches on the first link 9, and so middle goes on board
Terraced main body 1, the boarding ladder main body 1 of side and quarter butt hook 8 form triangle fixed relationship, and the boarding ladder main body 1 of fixed side is made
For the state of the middle guardrail 6 of boarding ladder main body 1.
Suspention has stock to link up with 10 on the guardrail 6, is provided with and the length in the outside of main strut 2 for being hinged with the guardrail 6
Second link 11 of the adaptation of bar hook 10, in middle boarding ladder main body 1, the top of main strut 2 is provided with and the stock
3rd link 12 of the adaptation of hook 10.
By setting stock to link up with 10, the adjustment to the position of guardrail 6 is fixed, and after guardrail 6 is deployed, stock is hung
Hook 10 catches on the second hook, the state after the expansion of nonfloating rail 6；After guardrail 6 is withdrawn, and by the boarding ladder main body of two side positions
1 vertical placement, catches on the 3rd hook, nonfloating rail 6, and further fix the boarding ladder main body of two side positions by stock hook 10
1 vertical state.
The lower end of the main strut 2 and the lower end of secondary pole 3 are provided with glue first 13, main support and assistant support frame in
When on ground or other equipment, termination and ground or other equipment hard contact are prevented.
In general state in use, moving and storing for convenience, it will can be erected positioned at the boarding ladder main body 1 of two side positions
To setting, the first link 9 is caught on using described quarter butt hook 8, stock hook 10 catches on the 3rd link 12, fixed to be located at both sides
The vertically arranged state of boarding ladder main body 1 of position.When needing to expand the permission circulation of emergent folding boarding ladder, quarter butt is hung
Hook 8 is separated with the first link 9, and stock hook 10 is separated with the 3rd link 12, by emergent folding boarding ladder expansion, deploys guardrail 6,
Stock hook 10 catches on the second hook, the circulation of folding boarding ladder of the present invention is so just easily expanded, tight
When anxious situation occurs, it is allowed to which the boarding ladder after circulation expansion can reduce people and occur the several of security incident when by boarding ladder
Rate.
Claims (6)
1. one kind is emergent to fold boarding ladder, it is characterised in that：Including three transversely arranged boarding ladder main bodys（1）, positioned at centre
Boarding ladder main body（1）Both sides respectively with two other boarding ladder main body（1）It is hinged；
The boarding ladder main body（1）Including more than two pedals（4）With for fixed pedestal（4）Fixed support group, it is described
Fixed support group has two groups and is separately positioned on pedal（4）Left and right ends, fixed support group described in every group includes mutual
Parallel main strut（2）With secondary pole（3）, the main strut in every group of fixed support group（2）With secondary pole（3）And pedal（4）
It is hinged, the main strut（2）Head end and end pass through connecting rod respectively（14）With secondary pole（3）Head end and end activity even
Connect, the main strut（2）, secondary pole（3）And connecting rod（14）Constitute parallel four-bar linkage；
In the centrally located boarding ladder main body（1）With two other boarding ladder main body（1）Hinged place sets limited location
Projection（5）；In the boarding ladder main body positioned at both sides position（1）On, the main strut positioned at outside（2）On be hinged with guardrail
（6）, guardrail（6）Bearing of trend and main strut（2）Shaft direction is identical.
2. a kind of emergent folding boarding ladder according to claim 1, it is characterised in that：The connecting rod（14）One end be hinged
In main strut（2）Inner side, the other end is hinged on secondary pole（3）Outside；The connecting rod（14）On be provided with pin-and-hole, the main strut
（2）Inner side is provided with arc-shaped pins hole array（7）, connecting rod（14）On pin-and-hole and main strut（2）The arc-shaped pins hole array of inner side（7）Phase
Correspondence.
3. a kind of emergent folding boarding ladder according to claim 2, it is characterised in that：The main strut（2）The arc of inner side
Shaped pin hole array（7）It is carved with graduation mark in outer.
4. a kind of emergent folding boarding ladder according to claim 1, it is characterised in that：Stepped on positioned at described in the position of both sides
Ship's ladder main body（1）On, the main strut positioned at inner side（2）Termination is hinged with quarter butt hook（8）；Step on described in centrally located
Ship's ladder main body（1）On, main strut（2）Termination is provided with to be linked up with quarter butt（8）First link of adaptation（9）.
5. a kind of emergent folding boarding ladder according to claim 1, it is characterised in that：The guardrail（6）Upper suspention has length
Bar is linked up with（10）, it is being hinged with the guardrail（6）Main strut（2）Outside is provided with to be linked up with the stock（10）The second of adaptation is hung
Ring（11）, positioned at middle boarding ladder main body（1）On, main strut（2）Top is provided with to be linked up with the stock（10）Adaptation
3rd link（12）.
6. a kind of emergent folding boarding ladder according to claim 1, it is characterised in that：The main strut（2）Lower end
With secondary pole（3）Lower end be provided with glue head（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344936.XA CN107298155B (en) | 2017-05-16 | 2017-05-16 | Emergency folding boarding ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344936.XA CN107298155B (en) | 2017-05-16 | 2017-05-16 | Emergency folding boarding ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107298155A true CN107298155A (en) | 2017-10-27 |
| CN107298155B CN107298155B (en) | 2023-07-18 |
Family
ID=60137437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710344936.XA Active CN107298155B (en) | 2017-05-16 | 2017-05-16 | Emergency folding boarding ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107298155B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113911270A (en) * | 2021-10-15 | 2022-01-11 | 天长市平安船舶设备有限公司 | Marine bulwark ladder convenient to accomodate |
| CN113998060A (en) * | 2021-10-28 | 2022-02-01 | 中船黄埔文冲船舶有限公司 | Movable boarding ladder |
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|---|---|---|---|---|
| GB963032A (en) * | 1961-05-23 | 1964-07-08 | Chables Gardiner Harmer | Improvements in or relating to collapsible ladders |
| AU3995778A (en) * | 1978-09-19 | 1980-03-27 | Grant G L | Divers boat boarding ladder |
| DE4416426A1 (en) * | 1994-05-10 | 1995-11-16 | Tellenbach Jomy Gmbh | Folding staircase for interior or exterior use |
| DE29819573U1 (en) * | 1998-11-03 | 1999-05-06 | Bollhorn, Ralf, 22419 Hamburg | Combination of an extendable bow ladder and transport cart for boats |
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| US20140261145A1 (en) * | 2013-03-14 | 2014-09-18 | Grady-White Boats, Inc. | Portable boat ladder |
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| US20150361721A1 (en) * | 2014-04-18 | 2015-12-17 | Chang Ho Anh | Aerial-Ladder Truck with Bed Extensions |
| CN205499324U (en) * | 2016-03-31 | 2016-08-24 | 成都富力威航科技有限公司 | Novel gangway ladder footboard folding mechanism |
| CN205743680U (en) * | 2016-05-17 | 2016-11-30 | 重庆西华皮带轮机械制造有限公司 | A kind of Foldable '*' shape ladder |
| CN106275289A (en) * | 2016-08-26 | 2017-01-04 | 南通力威机械有限公司 | A kind of full circle swinging telescopic gangway ladder |
| CN205930519U (en) * | 2016-07-08 | 2017-02-08 | 江苏捷诚车载电子信息工程有限公司 | Companion -way is stepped on to collapsible handrail |
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2017
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| AU3995778A (en) * | 1978-09-19 | 1980-03-27 | Grant G L | Divers boat boarding ladder |
| DE4416426A1 (en) * | 1994-05-10 | 1995-11-16 | Tellenbach Jomy Gmbh | Folding staircase for interior or exterior use |
| EP0941920A2 (en) * | 1998-03-12 | 1999-09-15 | Horacio E. Bozzo | Stair assembly for marine craft |
| DE29819573U1 (en) * | 1998-11-03 | 1999-05-06 | Bollhorn, Ralf, 22419 Hamburg | Combination of an extendable bow ladder and transport cart for boats |
| JP2001329772A (en) * | 2000-05-19 | 2001-11-30 | Alinco Inc | Folding ladder |
| WO2010098539A2 (en) * | 2009-02-24 | 2010-09-02 | (주)한마루무역 | Folding stairs |
| CN103140416A (en) * | 2010-09-16 | 2013-06-05 | 乌本产权有限公司 | Ship and gangway for the same |
| US20140261145A1 (en) * | 2013-03-14 | 2014-09-18 | Grady-White Boats, Inc. | Portable boat ladder |
| US20150361721A1 (en) * | 2014-04-18 | 2015-12-17 | Chang Ho Anh | Aerial-Ladder Truck with Bed Extensions |
| KR101539696B1 (en) * | 2015-02-05 | 2015-08-26 | 이욱창 | Lifesaving ladder for ship |
| CN205499324U (en) * | 2016-03-31 | 2016-08-24 | 成都富力威航科技有限公司 | Novel gangway ladder footboard folding mechanism |
| CN205743680U (en) * | 2016-05-17 | 2016-11-30 | 重庆西华皮带轮机械制造有限公司 | A kind of Foldable '*' shape ladder |
| CN205930519U (en) * | 2016-07-08 | 2017-02-08 | 江苏捷诚车载电子信息工程有限公司 | Companion -way is stepped on to collapsible handrail |
| CN106275289A (en) * | 2016-08-26 | 2017-01-04 | 南通力威机械有限公司 | A kind of full circle swinging telescopic gangway ladder |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113911270A (en) * | 2021-10-15 | 2022-01-11 | 天长市平安船舶设备有限公司 | Marine bulwark ladder convenient to accomodate |
| CN113911270B (en) * | 2021-10-15 | 2023-02-10 | 天长市平安船舶设备有限公司 | Marine bulwark ladder convenient to accomodate |
| CN113998060A (en) * | 2021-10-28 | 2022-02-01 | 中船黄埔文冲船舶有限公司 | Movable boarding ladder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107298155B (en) | 2023-07-18 |
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