CN105501400B - A kind of residential area manhole ladder - Google Patents
A kind of residential area manhole ladder Download PDFInfo
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- CN105501400B CN105501400B CN201510964890.2A CN201510964890A CN105501400B CN 105501400 B CN105501400 B CN 105501400B CN 201510964890 A CN201510964890 A CN 201510964890A CN 105501400 B CN105501400 B CN 105501400B
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- Prior art keywords
- ladder
- plate
- ladder rung
- gap
- residential area
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B29/00—Accommodation for crew or passengers not otherwise provided for
- B63B29/20—Arrangements or adaptations of ladders
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Ladders (AREA)
Abstract
The present invention discloses a kind of residential area manhole ladder, including ladder, the ladder rung plate of bending set angle is equidistantly installed along its length on the ladder, the adjacent ladder rung plate has gap in the horizontal direction, it is provided for blocking the backing plate in the gap on the gap, one end of the backing plate and one of them described ladder rung plate weld, the other end and another described ladder rung plate weld.Contrast prior art, residential area manhole ladder of the invention it is simple in construction, easily manufactured, the requirement in manufacturing process to precision is low.
Description
Technical field
The present invention relates to a kind of residential area manhole ladder.
Background technology
According to specification《International Convention for the Safety of Life at Sea》(SOLAS) regulation of the 13rd article of the chapter of ii -2 D parts, ship is occupied
Settlement requires to be designed with two escape routes away from each other.In the room of residential area inclined ladder as one of which mainly escape danger logical
Road, frequency of use is very high.And the quality of manhole ladder Step design structure, the making of manhole ladder can be directly influenced and used.It is existing
Interior ladder rung preparation method is following as shown in Figures 1 to 3：The ladder rung plate 1 ' of same widths is bent by certain angle first；
Secondly the ladder rung plate 1 ' after bending is welded on ladder 2 ', welded between ladder rung plate 1 ' with welded corner joint；Again in ladder rung
Plate 1 ' above lays the thick plastic floor 4 ' of the thick deck compositions 3 ' of 10mm, 2mm；Tread plate 6 ' is finally arranged on ladder with screw 5 '
On step plate 1 '.
There are some when making and using and lack in using and feed back by many type ships, above-mentioned manhole ladder structure
Fall into：
(1) it is, higher to making required precision.First, in manufacturing process, the blanking width of each block of ladder rung plate 1 ',
The position of bending and angle, can not corner connections well between ladder rung plate 1 ' if any difference；Secondly, ladder rung plate 1 ' is in ladder
Positioning slightly deviation on 2 ', also influences whether the execution of fillet welding between ladder rung plate 1 '；Furthermore, in order to guarantee weldering
Connect, it is necessary to which to there is the ladder rung plate 1 ' of precision problem to carry out necessary modification, this not only influences whether construction speed, also by increase
Cost of labor and material cost.
(2), sequence of construction is single.During making, in order to reduce error as far as possible, workman can only be from the upper end of ladder 2 ' step by step down
Ladder rung plate 1 ' is installed, efficiency is relatively low.
(3) deck composition 3 ' and the damage of plastic floor 4 ', are easily caused.First, it is direct use when tread plate 6 ' is installed
Screw 5 ' is attacked to ladder rung plate 1 ', and this is easy to destroy the deck composition 3 ' and modeling between tread plate 6 ' and ladder rung plate 1 '
Expect floor 4 '；Secondly, only one layer soft deck composition 3 ' therebetween and plastic floor 4 ', trample tread plate for a long time
6 ', the damage of this layer material can be caused；Furthermore, the repairing influence construction speed in later stage will also increase labor cost and material
Cost.
The content of the invention
It is an object of the invention to provide a kind of residential area manhole ladder, its is simple in construction, easily manufactured, right in the fabrication process
The requirement of precision is low.
For up to above-mentioned purpose, the present invention uses following technical scheme：
A kind of residential area manhole ladder, including ladder are provided, bending is equidistantly installed along its length on the ladder
The ladder rung plate of set angle, the adjacent ladder rung plate has gap in the horizontal direction, and envelope is provided on the gap
Block up the backing plate in the gap, one end of the backing plate and one of them described ladder rung plate weld, the other end with described in another
Ladder rung plate weld.
As a kind of preferred scheme of residential area manhole ladder, the ladder rung plate include being used for the first side for trampling and with it is described
First in second set in angle, the second side protrusion of one of them ladder rung plate of the adjacent ladder rung plate
Upper surface in the first side of another ladder rung plate, the height of the projection on the second side of the ladder rung plate is little
In the thickness of the backing plate.
By by the first of adjacent ladder rung plate while and when second stagger arrangement set, can be with when backing plate is welded on this gap
The welding position of backing plate is limited using the second part when mistake goes out first, the step that position when eliminating welding is fixed, plus
Fast installation rate.
Thickness is equipped with as a kind of preferred scheme of residential area manhole ladder, on first side to match with the plate thickness
Deck composition.
As a kind of preferred scheme of residential area manhole ladder, the plastic floor layer, the modeling are set on the ladder rung plate
Expect that floor layer covers the deck composition, the backing plate and second side.
It is preferred that, the thickness of the plastic floor layer is 1~3mm.
More preferred, the thickness of the plastic floor layer is 2mm.
As a kind of preferred scheme of residential area manhole ladder, the bending angle of the ladder rung plate is 60 °~90 °.
As a kind of preferred scheme of residential area manhole ladder, the bending angle of the ladder rung plate is 77 °.
As a kind of preferred scheme of residential area manhole ladder, the gap is 10~50mm, and the width of the backing plate is more than institute
The width in gap is stated, and both differences are not less than 10mm.
As a kind of preferred scheme of residential area manhole ladder, the gap is 40mm.
Beneficial effects of the present invention：The residential area manhole ladder that the present invention is provided passes through between adjacent ladder rung plate and positioned at water
Square to leaving gap so that without direct welded corner joint between ladder rung plate, reduce that ladder rung plate makes and the precision of positioning will
Ask, it is to avoid the later stage modification of ladder rung plate caused by precision problem, improve efficiency, saved cost, and construction
Order also can variation, during making, workman can first identify the position of every grade of ladder rung plate on ladder, then can many people it is same
When install diverse location ladder rung plate, greatly improve efficiency.Contrast prior art, residential area manhole ladder of the invention
Preparation method is simple to operate, and production efficiency is high, and rework rate is low.
Brief description of the drawings
Fig. 1 is the state diagram after ladder rung plate has been welded of the residential area manhole ladder of prior art.
Fig. 2 is enlarged diagram at Fig. 1 A.
Fig. 3 is the installation state diagram of the residential area manhole ladder of prior art.
Fig. 4 is state diagram of the residential area manhole ladder after ladder rung plate and backing plate has been welded described in the embodiment of the present invention.
Fig. 5 is enlarged diagram at Fig. 1 B.
Fig. 6 is the installation state diagram of the residential area manhole ladder of the embodiment of the present invention.
In Fig. 1 to 3：
1 ', ladder rung plate；2 ', ladder；3 ', deck composition；4 ', plastic floor；5 ', screw；6 ', antiskid plate.
In Fig. 4 to 6：
1st, ladder；2nd, backing plate；3rd, first order ladder rung plate；4th, second level ladder rung plate；5th, the first side；6th, the second side；7、
Deck composition；8th, plastic floor；9th, screw；10th, antiskid plate.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
As shown in Figs. 4-6, the embodiment of the present invention provides a kind of residential area manhole ladder, including ladder 1, is grown on ladder 1 along it
Degree direction be equidistantly provided with bending set angle ladder rung plate, adjacent ladder rung plate in the horizontal direction have gap,
Be provided for the backing plate 2 of plugging gap in gap, one end of backing plate 2 and one of ladder rung plate weld, the other end and another
Ladder rung plate weld.
In the present embodiment, first order ladder rung plate 3, the second level are set gradually from top to bottom along the length direction of ladder 1
The grade of ladder rung plate 4 at least three-level ladder rung plate, done by taking adjacent first order ladder rung plate 3 and second level ladder rung plate 4 as an example with
The description of lower concrete structure.
Every grade of ladder rung plate include being used for trampling first in 5 and 5 the second sides 6 set in angle, first during with first
The first of level ladder rung plate 3 while 5 and second level ladder rung plate second while 6 between be arranged at intervals and form gap, and second level ladder
The second of step plate when 6 protrude from the first of first order ladder rung plate 35 upper surface, the second side 6 of second level ladder rung plate
The height of projection be not more than the thickness of backing plate 2.By by the first of adjacent ladder rung plate the 6 stagger arrangement at 5 and second
Set, when backing plate 2 is welded in this gap, it is possible to use second when 6 mistakes go out first 5 part limit backing plate 2 welding position,
The step that position when eliminating welding is fixed, accelerates installation rate.In the present embodiment, the second of second level ladder rung plate
The height of the projection on side 6 is equal to the thickness of backing plate 2.
It is equipped with first side 5 on the deck composition 7 of thickness and the thickness matching of backing plate 2, ladder rung plate and plastic floor is set
Layer 8, the 8 coated deck dressing 7 of plastic floor layer, the side 6 of backing plate 2 and second.The thickness of plastic floor layer 8 is 1~3mm.At this
In embodiment, the thickness of plastic floor layer 8 is 2mm.
In the junction on the second side 6 of the ladder rung plate 4 of backing plate 2 and second, L-type antiskid plate 10, antiskid plate 10 and backing plate are set
The side of 2 connections is fixedly connected by screw 9 with backing plate 2.
The bending angle of ladder rung plate is 60 °~90 °, and gap is 10~50mm, and the width of backing plate 2 is more than the width in gap
Degree, and both differences are not less than 10mm.In the present embodiment, the bending angle of ladder rung plate is 77 °, and the width in gap is
40mm, the width of backing plate 2 is 10mm.
The embodiment of the present invention also provides a kind of preparation method of residential area manhole ladder, comprises the following steps：
Step S100, offer ladder rung plate, set angle bending forming is pressed by ladder rung plate；
Step S200, offer ladder 1, the length direction by the ladder rung plate of bending forming along ladder are arranged at equal intervals
On ladder 1, it is not connected between adjacent ladder rung plate, and leaves gap between adjacent two ladder rungs plate in the horizontal direction；
Step S300, using backing plate 2 block this gap；
Step S400, on ladder rung plate and positioned at the side filling and the deck composition 7 of the thickness uniform thickness of backing plate 2 of backing plate 2；
Step S500, one layer of plastic floor 8 is laid on ladder rung plate, the whole coated deck dressing 7 of this plastic floor 8,
Backing plate 2 and ladder rung plate are not provided with the region of deck composition；
Step S600, the antiskid plate 10 that one piece of L-type is fixed at the connecting corner of adjacent ladder rung plate using screw 9.
Specifically, by every block of ladder rung plate according to 77 ° of bending formings, during installation, every piece of ladder can be first drawn on ladder 1
Step plate installation site line, can many people be synchronous installs ladder rung plate according to installation site line, it is ensured that gap is not more than 40mm, so
Afterwards adjacent ladder rung plate gap location welding closure this gap backing plate 2, backing plate 2 use thickness for 10mm steel plate shearings into
Type, its length and the length of ladder rung plate match, and its width is 50mm, and the thick decks of 10mm are then laid on ladder rung plate
Antiskid plate 10, is finally arranged on ladder rung plate by dressing 7,2mm thick plastic floor 8 with screw 9.
The preparation method of the residential area manhole ladder of the embodiment of the present invention mainly has advantages below：
1st, due to, without direct welded corner joint, reducing the required precision that ladder rung plate makes and positioned between ladder rung plate, keeping away
The later stage modification of the ladder rung plate caused by precision problem is exempted from, has improved efficiency, saved cost；
2nd, sequence of construction can variation.During making, workman can first identify the position of every grade of ladder rung plate on ladder 1,
Then can many people simultaneously install diverse location ladder rung plate, drastically increase efficiency；
3rd, due to being designed with backing plate 2 so that can attack to the backing plate 2 screw 9 when installing antiskid plate 10, will not cause
Deck composition 7 and the destruction of plastic floor 8, trample antiskid plate 10 and also damage minimum even if long-time, it is to avoid construction speed
Influence and the loss of material.
In description of the invention, it is to be understood that term " first ", " second ", it is used only for being subject in description
Distinguish, not special implication.
It is to be understood that, above-mentioned embodiment is only that presently preferred embodiments of the present invention and institute's application technology are former
Reason, in technical scope disclosed in this invention, change that any one skilled in the art is readily apparent that or
Replace, should all cover within the scope of the present invention.
Claims (7)
1. a kind of residential area manhole ladder, it is characterised in that including ladder, be equidistantly provided with along its length on the ladder
The ladder rung plate of set angle is bent, the adjacent ladder rung plate has gap in the horizontal direction, set and use on the gap
In the backing plate for blocking the gap, one end of the backing plate and one of them described ladder rung plate weld, the other end and another
The ladder rung plate weld；
The ladder rung plate includes the second side that first for trampling is in that angle is set while described first, adjacent institute
State one of them ladder rung plate of ladder rung plate second is upper when protruding from the first of another ladder rung plate
Surface, the height of the projection on the second side of the ladder rung plate is not more than the thickness of the backing plate；
The width of the backing plate is more than the width in the gap.
2. residential area manhole ladder according to claim 1, it is characterised in that thickness and the pad are equipped with first side
The deck composition of plate thickness matching.
3. residential area manhole ladder according to claim 2, it is characterised in that plastic floor layer is set on the ladder rung plate,
The plastic floor layer covering deck composition, the backing plate and second side.
4. the residential area manhole ladder according to any one of claims 1 to 3, it is characterised in that the bending angle of the ladder rung plate
Spend for 60 °~90 °.
5. residential area manhole ladder according to claim 4, it is characterised in that the bending angle of the ladder rung plate is 77 °.
6. the residential area manhole ladder according to any one of claims 1 to 3, it is characterised in that the gap is 10~50mm, institute
The width for stating backing plate is more than the width in the gap, and both differences are not less than 10mm.
7. residential area manhole ladder according to claim 6, it is characterised in that the gap is 40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964890.2A CN105501400B (en) | 2015-12-18 | 2015-12-18 | A kind of residential area manhole ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964890.2A CN105501400B (en) | 2015-12-18 | 2015-12-18 | A kind of residential area manhole ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105501400A CN105501400A (en) | 2016-04-20 |
| CN105501400B true CN105501400B (en) | 2017-10-24 |
Family
ID=55709809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510964890.2A Active CN105501400B (en) | 2015-12-18 | 2015-12-18 | A kind of residential area manhole ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105501400B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111891298B (en) * | 2020-06-28 | 2021-08-17 | 中船澄西船舶修造有限公司 | Indoor main ladder for meeting ship A-level fireproof deck separation |
| CN112249239B (en) * | 2020-09-25 | 2021-09-28 | 中船澄西船舶修造有限公司 | Ship centralized control room ladder way arrangement structure fully utilizing limited space |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2729199Y (en) * | 2004-08-18 | 2005-09-28 | 林华勋 | Splicing structure of antiskid sheet for step |
| CA2515124A1 (en) * | 2005-08-04 | 2007-02-04 | 3978941 Manitoba Ltd. | Preassembled stair tread member |
| GB2455271A (en) * | 2007-12-05 | 2009-06-10 | Intelligent Engineering | Structural member for a stepped structure |
| CN202577941U (en) * | 2012-05-14 | 2012-12-05 | 江苏南通二建集团有限公司 | Portable cat ladder for scaffoldings |
| CN202879752U (en) * | 2012-11-01 | 2013-04-17 | 福建省马尾造船股份有限公司 | Anti-slipping structure of ship stairway |
| CA2921719C (en) * | 2013-08-28 | 2021-11-30 | Quicksmart Stairs International Pty Ltd | A stair case |
| CN204609156U (en) * | 2015-04-30 | 2015-09-02 | 李龙漳 | A kind of stair facing lath |
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2015
- 2015-12-18 CN CN201510964890.2A patent/CN105501400B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105501400A (en) | 2016-04-20 |
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