CN107100537A - A kind of foldable ladder to pedal for multiaxis boxcar - Google Patents
A kind of foldable ladder to pedal for multiaxis boxcar Download PDFInfo
- Publication number
- CN107100537A CN107100537A CN201710361401.3A CN201710361401A CN107100537A CN 107100537 A CN107100537 A CN 107100537A CN 201710361401 A CN201710361401 A CN 201710361401A CN 107100537 A CN107100537 A CN 107100537A
- Authority
- CN
- China
- Prior art keywords
- pedal
- vertical pole
- hole
- overturning
- terraced
- 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
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/383—Foldable ladders in which the longitudinal members are brought together on folding
- E06C1/3835—Foldable ladders in which the longitudinal members are brought together on folding having collapsible steps comprising a hinge in their central part
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/387—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders having tip-up steps
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/397—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders characterised by having wheels, rollers, or runners
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
Abstract
The present invention relates to a kind of for the foldable terraced to pedal of multiaxis boxcar, vertical pole including two with railway carriage form fit, it is fixedly connected between two vertical poles by the cross bar being spaced apart, overturning pedal is equipped between adjacent cross bar, the lower end of overturning pedal is hinged with vertical pole or cross bar, the upper end of two vertical poles is provided with roller, and the lower end of two vertical poles, which is hinged with the outside of turning rod, two turning rods, is fixed with upset locating part；It is hinged between turning rod and nearest overturning pedal and between adjacent overturning pedal by linkage pull rod.It has the advantages that simple in construction, with low cost, easy to use, can farthest be merged with the external form of multiaxis boxcar, and improve the maintenance accessi bility of vehicle.
Description
Technical field
The present invention relates to a kind of ladder, specifically relate to a kind of for the foldable terraced to pedal of multiaxis boxcar.
Background technology
In military and space industry, the profile of multi-axis machines car is just progressively to integrative development, in the multiaxle trucks left and right sides
Equipment nacelle has been covered with, overall body structure is formd, the railway carriage both sides of multi-axis machines car have been thereby resulted in without to pedal
Space, this causes great inconvenience to maintenance to pedal.This area it is main at present by set in addition to pedal ladder tieed up to pedal
Repair, but existing ladder to pedal is the problem of have complicated, inconvenient for use, and can not be carried out with integrated railway carriage profile effective
Fusion, have impact on the uniformity and aesthetics of railway carriage profile.
The content of the invention
It is an object of the invention to provide a kind of for the foldable terraced to pedal of multiaxis boxcar, it has simple in construction, cost
Advantage cheap, easy to use, can farthest be merged, and improve the maintenance accessi bility of vehicle with the external form of multiaxis boxcar.
To solve the above-mentioned problems in the prior art, pedaled the invention provides a kind of for the foldable of multiaxis boxcar
Car ladder, including two parallel distributions and with the three-stage arch vertical pole of railway carriage form fit, pass through interval point between two vertical poles
The cross bar of cloth is fixedly connected, and overturning pedal is equipped between adjacent cross bar, and lower end and the vertical pole or cross bar of overturning pedal are hinged,
Roller is mounted on the outside of the upper end of two vertical poles, the lower end of two vertical poles is hinged with turning rod and turning rod is in correspondence
Vertical pole on the inside of, two turning rods be arranged in parallel and are fixedly connected by the connecting rod being spaced apart, the outside of two turning rods
It is respectively and fixedly provided with upset locating part；Pass through linkage between turning rod and nearest overturning pedal and between adjacent overturning pedal
Pull bar is hinged；When ladder is folded to pedal, the turning rod is overturn to folding direction, and overturning pedal is finally turned to and vertical pole
The state flushed；When ladder expansion to pedal, the turning rod is overturn to expansion direction, and when upset locating part is against under vertical pole
During end, overturning pedal is set finally to be turned to horizontality.
Further, the present invention is a kind of for the foldable terraced to pedal of multiaxis boxcar, wherein, the lower end of two vertical poles
First is offered by hole, two turning rods correspondence is equipped with locating piece with one end that vertical pole is hinged, and in locating piece
On offer second by hole；When ladder is folded to pedal, the turning rod is overturn to folding direction, and when overturning pedal is turned to
During the state flushed with vertical pole, second is set to be overlapped by hole with first by the axis in hole.
Further, the present invention is a kind of for the foldable terraced to pedal of multiaxis boxcar, wherein, the overturning pedal and vertical pole
Or limited block is additionally provided with the downside of cross bar articulated position, the limited block is fixedly connected with vertical pole or cross bar；When ladder expansion to pedal
When, the limited block is used to limit overturning pedal in horizontality.
Further, the present invention is a kind of for the foldable terraced to pedal of multiaxis boxcar, wherein, the multiaxis boxcar is in railway carriage
The side first half is provided with terraced installation position to pedal, in addition to two guide rails for being correspondingly arranged at terraced installation position both sides to pedal, Yi Jishe
The retaining mechanism in terraced installation position bottom outside to pedal is put, the retaining mechanism includes two bolt devices being symmetric,
Bolt device includes offering pin shaft hole, and the chute and limit communicated with pin shaft hole in mounting seat and bearing pin, the mounting seat
Position gap, bearing pin is passed through from the pin shaft hole of mounting seat, the limited post for stretching out chute is fixed with bearing pin, and set on limited post
There is tabletting；The pair of rollers of two vertical pole upper ends should be placed in two guide rails；When ladder is folded to pedal, turning rod is allowed to folding
Direction is overturn, and when second is overlapped by hole with first by the axis in hole, allows the roller of two vertical pole upper ends to be slid onto pair
The upper end of guide rail is answered, allows the bearing pin of two bolt devices to move through corresponding second to both sides and is passed through by hole and first
Hole, and the limited post on bearing pin is fastened in the spacing gap in mounting seat；When ladder expansion to pedal, two bolt devices are allowed
Bearing pin from corresponding second by hole and first by being drawn back in hole, allow the roller of two vertical pole upper ends to be slid onto correspondence guide rail
Lower end, allow turning rod to be overturn to expansion direction, and when overturning locating part and being against the bottom of vertical pole, allow the lower end of turning rod
Support on the ground, and makes overturning pedal finally be turned to horizontality.
Further, the present invention is a kind of for the foldable terraced to pedal of multiaxis boxcar, wherein, the retaining mechanism also includes
It is arranged at the blade inserting lock body between two bolt devices；Between two vertical poles of the ladder to pedal and position in its lower end
It is additionally provided with and renovates, the upper end renovated is hinged with vertical pole or cross bar, the lower end inside face renovated is provided with is coordinated with blade inserting lock body
Inserted sheet；When renovate close when, the inserted sheet and blade inserting lock body, which coordinate, to be pinned, and is made to renovate and be pressed in tabletting.
The present invention it is a kind of for multiaxis boxcar it is foldable to pedal ladder compared with prior art, with advantages below：This hair
It is bright by set two parallel distributions and with the three-stage arch vertical pole of railway carriage form fit, allow between two vertical poles by interval
The cross bar of distribution is fixedly connected, and is respectively provided with overturning pedal between adjacent cross bar, allow overturning pedal lower end and vertical pole or
Cross bar is hinged.Roller is respectively mounted on the outside of the upper end of two vertical poles, turning rod is hinged in the lower end of two vertical poles and makes upset
Bar is on the inside of corresponding vertical pole, allows two turning rods to be arranged in parallel and be fixedly connected by the connecting rod being spaced apart, and
The fixed upset locating part in the outside of two turning rods.Allow between turning rod and nearest overturning pedal and adjacent upset is stepped on
It is hinged between plate by linkage pull rod.When ladder is folded to pedal, turning rod is allowed to be overturn to folding direction, and make overturning pedal most
The state flushed with vertical pole is turned to eventually；When ladder expansion to pedal, turning rod is allowed to be overturn to expansion direction, and when upset locating part
When being against the bottom of vertical pole, overturning pedal is set finally to be turned to horizontality.Thus a kind of simple in construction, cost is just constituted
Cheap, easy to use is used for the foldable terraced to pedal of multiaxis boxcar.In actual applications, by the railway carriage side of multiaxis boxcar
The face first half sets terraced installation position to pedal, and sets guide rail in terraced installation position both sides to pedal, in terraced installation position bottom outside to pedal
Retaining mechanism is set, the pair of rollers of two vertical pole upper ends should be placed in two guide rails.Without using it is terraced to pedal when, allow turning rod
Overturn to folding direction, and overturning pedal is finally turned to the state flushed with vertical pole, allow the roller of two vertical pole upper ends to slide
The upper end of correspondence guide rail is moved on to, and it is terraced to pedal to be locked by retaining mechanism, you can make the railway carriage of ladder and multiaxis boxcar to pedal
It is fused into one.When needing to use terraced to pedal, unclamp terraced to pedal by retaining mechanism, allow the roller of two vertical pole upper ends to slide
To the lower end of correspondence guide rail, allow turning rod to be overturn to expansion direction, and when upset locating part is against the bottom of vertical pole, make to turn over
Turn pedal and be finally turned to horizontality.Now, ladder, ground and vehicle body are formed firm triangular support configurations to pedal, lead to
Crossing ladder to pedal can be repaired to pedal.During folding and expansion terraced to pedal, because turning rod is stepped on nearest upset
It is hinged between plate and between adjacent overturning pedal by linkage pull rod, need to only overturns turning rod or one of upset is stepped on
Plate, you can make turning rod and all rollovers pedal realize synchronous upset purpose, have the advantages that easy to operate, operating efficiency is high,
And can make to form stable supporting construction between all rollovers pedal and between turning rod and overturning pedal by linkage pull rod,
With it is simple in construction, practical the characteristics of.
The shown embodiment foldable ladder to pedal for multiaxis boxcar a kind of to the present invention is made below in conjunction with the accompanying drawings
It is further described：
Brief description of the drawings
Fig. 1 is a kind of foldable stereogram of the ladder in folded state to pedal for multiaxis boxcar of the present invention；
Fig. 2 is a kind of foldable stereogram of the ladder in deployed condition to pedal for multiaxis boxcar of the present invention；
Fig. 3 is connected pass in folded state for a kind of foldable ladder to pedal for multiaxis boxcar of the present invention with multiaxis boxcar
The side view of system；
Fig. 4 is connected pass in deployed condition for a kind of foldable ladder to pedal for multiaxis boxcar of the present invention with multiaxis boxcar
The side view of system；
Fig. 5 is connected pass in deployed condition for a kind of foldable ladder to pedal for multiaxis boxcar of the present invention with multiaxis boxcar
The front view of system；
Fig. 6 is used for the stereogram of retaining mechanism in the foldable ladder to pedal of multiaxis boxcar for the present invention is a kind of；
Fig. 7 is used for the top view of retaining mechanism in the foldable ladder to pedal of multiaxis boxcar for the present invention is a kind of；
Fig. 8 is used for the rearview of retaining mechanism in the foldable ladder to pedal of multiaxis boxcar for the present invention is a kind of.
Embodiment
A kind of foldable terraced embodiment to pedal for multiaxis boxcar of the invention as shown in Figures 1 to 8, including
Two parallel distributions and with the three-stage arch vertical pole 1 of railway carriage form fit, allow horizontal stroke between two vertical poles 1 by being spaced apart
Bar 2 is fixedly connected, and is respectively provided with overturning pedal 3 between adjacent cross bar 2, allows lower end and vertical pole 1 or the cross bar of overturning pedal 3
2 are hinged.Roller 4 is respectively mounted on the outside of the upper end of two vertical poles 1, turning rod 5 is hinged in the lower end of two vertical poles 1 and makes upset
Bar 5 is in the corresponding inner side of vertical pole 1, allows two turning rods 5 to be arranged in parallel and be fixedly connected by the connecting rod 51 being spaced apart,
And in the fixed upset locating part 52 in the outside of two turning rods 5.Allow between turning rod 5 and nearest overturning pedal 3 and phase
It is hinged between adjacent overturning pedal 3 by linkage pull rod 6.When ladder is folded to pedal, turning rod 5 is allowed to be overturn to folding direction,
And overturning pedal 3 is finally turned to the state flushed with vertical pole 1；When ladder expansion to pedal, turning rod 5 is allowed to be turned over to expansion direction
Turn, and when upset locating part 52 is against the bottom of vertical pole 1, overturning pedal 3 is finally turned to horizontality.
Just being constituted by above structure setting a kind of simple in construction, with low cost, easy to use is used for multiaxis boxcar
It is foldable terraced to pedal.In actual applications, by setting terraced installation position to pedal in the railway carriage side first half of multiaxis boxcar, and
Guide rail is set in terraced installation position both sides to pedal, retaining mechanism is set in terraced installation position bottom outside to pedal, two upper ends of vertical pole 1 are allowed
Roller 4 correspondence be placed in two guide rails.When without using ladder to pedal, turning rod 5 is allowed to be overturn to folding direction, and step on upset
Plate 3 is finally turned to the state flushed with vertical pole 1, allows the roller 4 of two upper ends of vertical pole 1 to be slid onto the upper end of correspondence guide rail, and
It is locked by retaining mechanism terraced to pedal, you can be fused into one the railway carriage of ladder and multiaxis boxcar to pedal.When needing to use
When terraced to pedal, unclamp terraced to pedal by retaining mechanism, allow the roller 4 of two upper ends of vertical pole 1 to be slid onto the lower end of correspondence guide rail, allow
Turning rod 5 is overturn to expansion direction, and when upset locating part 52 is against the bottom of vertical pole 1, makes the finally upset of overturning pedal 3
To horizontality.Now, ladder, ground and vehicle body are formed firm triangular support configurations to pedal, can be entered by ladder to pedal
Row is repaired to pedal.During folding and expansion terraced to pedal, due between turning rod 5 and nearest overturning pedal 3 and phase
It is hinged between adjacent overturning pedal 3 by linkage pull rod 6, only need to overturns turning rod 5 or one of overturning pedal 3, you can
Turning rod 5 and all rollovers pedal 3 is realized synchronous upset, have the advantages that easy to operate, operating efficiency is high, and pass through linkage
Pull bar 6 can make to form stable supporting construction between all rollovers pedal 3 and between turning rod 5 and overturning pedal 3, with knot
Structure is simple, it is practical the characteristics of.
As prioritization scheme, present embodiment has opened up first in the lower end of two vertical poles 1 by hole 11, two
The correspondence of bar turning rod 5 is provided with locating piece 53 with one end that vertical pole 1 is hinged, and has opened up second by hole on locating piece 53
54.When to pedal ladder fold when, during turning rod 5 is overturn to folding direction, when overturning pedal 3 be turned to it is neat with vertical pole 1
During flat state, second is set to be overlapped by hole 54 with first by the axis in hole 11.This structure setting second by passing through
Even if hole 54 and first is fixed by insertion bearing pin turning rod 5 and vertical pole 1 in hole 11, and makes overturning pedal 3 by linkage pull rod 6
The state that is flushed with vertical pole 1 is kept, has the advantages that simple in construction, easy to operate, the terraced knot in folded state to pedal is improved
Structure stability, be conducive to pedal ladder organically merged with the railway carriage of multiaxis boxcar.To improve during terraced deployed condition to pedal
Support strength, present embodiment is provided with limited block 12 in the downside of overturning pedal 3 and vertical pole 1 or the articulated position of cross bar 2,
And limited block 12 is fixedly connected with vertical pole 1 or cross bar 2.When ladder expansion to pedal, limited by limited block 12 at overturning pedal 3
In horizontality, the comfortableness trampled is improved, and the bearing load of linkage pull rod 6 and turning rod 5 can be shared, is enhanced to pedal
The structural soundness of terraced deployed condition.
As further prioritization scheme, present embodiment allows retaining mechanism to include two latch being symmetric dresses
8 are put, allows bolt device 8 to specifically include mounting seat 81 and bearing pin 82, pin shaft hole 83, and and pin shaft hole are opened up in mounting seat 81
83 chutes 84 and spacing gap 85 communicated.Bearing pin 82 is allowed to be passed through from the pin shaft hole 83 of mounting seat 81, and it is solid on bearing pin 82
Surely the limited post of chute 84, and the setting tabletting 86 on limited post are stretched out.Without using ladder to pedal and when folding it, upset allowed
Bar 5 is overturn to folding direction, and when second is overlapped by hole 54 with first by the axis in hole 11, allows two upper ends of vertical pole 1
Roller 4 be slid onto the upper end of correspondence guide rail 7, allow the bearing pin 82 of two bolt devices 8 to move through corresponding the to both sides
Two-way via 54 and first makes the limited post on bearing pin 82 be fastened in the spacing gap 85 in mounting seat 81 by hole 11.
When using ladder to pedal and deploying it, make the bearing pin 82 of two bolt devices 8 logical by hole 54 and first from corresponding second
Drawn back in via 11, allow the roller 4 of two upper ends of vertical pole 1 to be slid onto the lower end of correspondence guide rail 7, allow turning rod 5 to expansion direction
Upset, and when upset locating part 52 is against the bottom of vertical pole 1, allow the lower end of turning rod 5 to support on the ground, and make upset
Pedal 3 is finally turned to horizontality.The retaining mechanism of this structure has simple in construction, realization easy, excellent easily to operate
Point, and can realize while the purpose of be locked vertical pole 1, turning rod 5 and overturning pedal 3.
Further, it is terraced because the vibration that driving is produced makes bearing pin 82 pass through from second by hole 54 and first to pedal to avoid
Voluntarily skidded off in hole 11, present embodiment also allows the blade inserting that retaining mechanism is provided between two bolt devices 8
Lock body 9.And between two terraced to pedal vertical poles 1 and the position in its lower end is provided with and renovates 13, allow renovate 13 upper end
It is hinged with vertical pole 1 or cross bar 2, the inserted sheet 14 coordinated with blade inserting lock body 9 is set on the lower end inside face for renovate 13.When renovating
13 when closing, and allows inserted sheet 14 to coordinate with blade inserting lock body 9 and pins, and make to renovate 13 and be pressed in tabletting 86.By setting blade inserting
Lock body 9, renovate 13 and its inserted sheet 14 further increase retaining mechanism and terraced connective stability to pedal, and operation can be improved pedal
The convenience of car ladder.
Above example is only the description carried out to the preferred embodiment of the present invention, and model not is claimed to the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technology of this area engineers and technicians according to the present invention
In the various forms of deformations that scheme is made, the protection domain that claims of the present invention determination all should be fallen into.
Claims (5)
1. a kind of for the foldable terraced to pedal of multiaxis boxcar, it is characterised in that including two parallel distributions and with railway carriage profile
It is fixedly connected between the three-stage arch vertical pole (1) of matching, two vertical poles (1) by the cross bar (2) being spaced apart, adjacent horizontal stroke
Overturning pedal (3) is equipped between bar (2), lower end and the vertical pole (1) or cross bar (2) of overturning pedal (3) are hinged, two vertical poles
(1) roller (4) is mounted on the outside of upper end, the lower end of two vertical poles (1) is hinged with turning rod (5) and makes turning rod (5)
On the inside of corresponding vertical pole (1), two turning rods (5) be arranged in parallel and connected by the way that the connecting rod (51) being spaced apart is fixed
Connect, upset locating part (52) is respectively and fixedly provided with the outside of two turning rods (5)；Between turning rod (5) and nearest overturning pedal (3)
And be hinged between adjacent overturning pedal (3) by linkage pull rod (6)；When to pedal ladder fold when, the turning rod (5) to
Folding direction is overturn, and overturning pedal (3) is finally turned to the state flushed with vertical pole (1)；It is described when ladder expansion to pedal
Turning rod (5) is overturn to expansion direction, and when upset locating part (52) is against the bottom of vertical pole (1), makes overturning pedal (3)
Finally it is turned to horizontality.
2. according to a kind of for the foldable terraced to pedal of multiaxis boxcar described in claim 1, it is characterised in that described two are indulged
The lower end of bar (1) offers first by hole (11), and two turning rods (5) correspondence and one end that vertical pole (1) is hinged are equal
Second is offered by hole (54) provided with locating piece (53), and on locating piece (53)；When ladder is folded to pedal, the turning rod
(5) overturn to folding direction, and when overturning pedal (3) is turned to the state flushed with vertical pole (1), make second by hole (54)
Overlapped with first by the axis of hole (11).
3. according to a kind of for the foldable terraced to pedal of multiaxis boxcar described in claim 2, it is characterised in that the upset is stepped on
Plate (3) is with being additionally provided with limited block (12), the limited block (12) and vertical pole (1) on the downside of vertical pole (1) or cross bar (2) articulated position
Or cross bar (2) is fixedly connected；When ladder expansion to pedal, the limited block (12) is used to limit overturning pedal (3) in horizontal
State.
4. according to a kind of for the foldable terraced to pedal of multiaxis boxcar described in claim 3, it is characterised in that the axles box
Car is in the railway carriage side first half provided with terraced installation position to pedal, in addition to two guide rails for being correspondingly arranged at terraced installation position both sides to pedal
(7), and it is arranged on the retaining mechanism of terraced installation position bottom outside to pedal, the retaining mechanism includes two and is symmetric
Bolt device (8), bolt device (8) includes offering pin shaft hole on mounting seat (81) and bearing pin (82), the mounting seat (81)
(83) chute (84) and spacing gap (85), and with pin shaft hole (83) communicated, bearing pin of the bearing pin (82) from mounting seat (81)
Hole is passed through in (83), and the limited post for stretching out chute (84) is fixed with bearing pin (82), and provided with tabletting (86) on limited post；Institute
Roller (4) correspondence for stating two vertical pole (1) upper ends is placed in two guide rails (7)；When to pedal ladder fold when, allow turning rod (5) to
Folding direction is overturn, and when second is overlapped by hole (54) with first by the axis of hole (11), allows two vertical pole (1) upper ends
Roller (4) be slid onto correspondence guide rail (7) upper end, allow the bearing pin (82) of two bolt devices (8) to be moved through to both sides
Corresponding second by hole (54) and first by hole (11), and the limited post on bearing pin (82) is fastened in mounting seat (81)
Spacing gap (85) in；When to pedal ladder expansion when, allow two bolt devices (8) bearing pin (82) from corresponding second by hole
(54) and first in hole (11) by drawing back, the roller (4) of two vertical pole (1) upper ends is allowed to be slid onto the lower end of correspondence guide rail (7),
Allow turning rod (5) to be overturn to expansion direction, and when overturning locating part (52) and being against the bottom of vertical pole (1), allow turning rod (5)
Lower end support on the ground, and overturning pedal (3) is finally turned to horizontality.
5. according to a kind of for the foldable terraced to pedal of multiaxis boxcar described in claim 4, it is characterised in that the locking machine
Structure also includes the blade inserting lock body (9) being arranged between two bolt devices (8)；Between two vertical poles (1) of ladder to pedal
And the position in its lower end is additionally provided with and renovates (13), the upper end and vertical pole (1) or cross bar (2) for renovating (13) are hinged, and are renovated
(13) lower end inside face is provided with the inserted sheet (14) coordinated with blade inserting lock body (9)；When renovating (13) and closing, the inserted sheet
(14) coordinate with blade inserting lock body (9) and pin, and make to renovate (13) and be pressed in tabletting (86).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710361401.3A CN107100537B (en) | 2017-05-22 | 2017-05-22 | A kind of foldable pedal ladder for multiaxis boxcar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710361401.3A CN107100537B (en) | 2017-05-22 | 2017-05-22 | A kind of foldable pedal ladder for multiaxis boxcar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107100537A true CN107100537A (en) | 2017-08-29 |
| CN107100537B CN107100537B (en) | 2019-01-25 |
Family
ID=59670164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710361401.3A Active CN107100537B (en) | 2017-05-22 | 2017-05-22 | A kind of foldable pedal ladder for multiaxis boxcar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107100537B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1061356A (en) * | 1996-08-19 | 1998-03-03 | Tateyama Alum Ind Co Ltd | Support device for stepladder and the like |
| DE19737282A1 (en) * | 1997-08-27 | 1998-04-16 | Wolfgang Spira | Constructional system with joints for ladder |
| CN201050293Y (en) * | 2007-05-30 | 2008-04-23 | 长春轨道客车股份有限公司 | Pedal ladder lift type moving device |
| CN202300170U (en) * | 2011-10-26 | 2012-07-04 | 首都航天机械公司 | Portable and rapid double-pole climbing ladder |
| CN204527015U (en) * | 2015-01-28 | 2015-08-05 | 江苏捷诚车载电子信息工程有限公司 | Folded turnover formula boarding ladder |
| CN105625003A (en) * | 2016-03-08 | 2016-06-01 | 嘉华金属(上海)有限公司 | Airing rack with folding ladder |
| DE102014018553A1 (en) * | 2014-12-15 | 2016-06-16 | Audi Ag | Climbing aid for attachment to a motor vehicle |
-
2017
- 2017-05-22 CN CN201710361401.3A patent/CN107100537B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1061356A (en) * | 1996-08-19 | 1998-03-03 | Tateyama Alum Ind Co Ltd | Support device for stepladder and the like |
| DE19737282A1 (en) * | 1997-08-27 | 1998-04-16 | Wolfgang Spira | Constructional system with joints for ladder |
| CN201050293Y (en) * | 2007-05-30 | 2008-04-23 | 长春轨道客车股份有限公司 | Pedal ladder lift type moving device |
| CN202300170U (en) * | 2011-10-26 | 2012-07-04 | 首都航天机械公司 | Portable and rapid double-pole climbing ladder |
| DE102014018553A1 (en) * | 2014-12-15 | 2016-06-16 | Audi Ag | Climbing aid for attachment to a motor vehicle |
| CN204527015U (en) * | 2015-01-28 | 2015-08-05 | 江苏捷诚车载电子信息工程有限公司 | Folded turnover formula boarding ladder |
| CN105625003A (en) * | 2016-03-08 | 2016-06-01 | 嘉华金属(上海)有限公司 | Airing rack with folding ladder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107100537B (en) | 2019-01-25 |
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