CN213892818U - Folding storage ladder stand for cabin narrow space - Google Patents

Folding storage ladder stand for cabin narrow space Download PDF

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Publication number
CN213892818U
CN213892818U CN202022284054.9U CN202022284054U CN213892818U CN 213892818 U CN213892818 U CN 213892818U CN 202022284054 U CN202022284054 U CN 202022284054U CN 213892818 U CN213892818 U CN 213892818U
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China
Prior art keywords
ladder
cabin
hack lever
fixed
folding storage
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CN202022284054.9U
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Chinese (zh)
Inventor
姚智衡
姚奉
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Hubei Dongchuan Heavy Industry Co ltd
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Hubei Dongchuan Heavy Industry Co ltd
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Priority to CN202022284054.9U priority Critical patent/CN213892818U/en
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Abstract

The utility model provides a folding storage crawling ladder used in a cabin narrow space, wherein upright posts are symmetrically fixed on the top of an L-shaped connecting wall plate; articulated through U type seat on the stand have the hydro-cylinder that is used for providing folding power, the bottom symmetry of L type even wallboard is fixed with the cat ladder mounting panel, every all articulated respectively on the cat ladder mounting panel have parallel arrangement's first ladder hack lever and second ladder hack lever, lie in to articulate between first ladder hack lever and the second ladder hack lever with one side and have the ladder connecting plate, be located and be fixed with the step frame between the ladder connecting plate of both sides, be fixed with the fretwork ladder board on the step frame, the piston rod end of hydro-cylinder links to each other with first ladder hack lever is articulated and drives its folding storage. The folding narrow and small installation space of adaptation cabin that accomodates the cat ladder can be fine, it can be convenient fold and accomodate, can not hinder normal passage by automatic accomodating when not using moreover, when satisfying the cat ladder function, has effectively saved the space.

Description

Folding storage ladder stand for cabin narrow space
Technical Field
The utility model relates to a marine equipment field especially relates to a folding cat ladder of accomodating that is used for the narrow and small space in cabin.
Background
In the narrow space of the equipment room in the cabin, the ladder stand with normal large size cannot be arranged and installed. Because, in order to save installation space, need adopt the cat ladder that can fold in order to adapt to narrow and small installation environment, but also need when not using, the cat ladder can be accomodate, does not hinder normal passage.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides the folding cat ladder of accomodating that is used for the narrow and small space in cabin, and this folding cat ladder of accomodating can be fine adaptation cabin narrow and small installation space, and it can be convenient fold and accomodate, can not hinder normal current by automatic accomodating in addition when not, when satisfying the cat ladder function, has effectively saved the space.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the folding storage ladder stand for the narrow space of the cabin comprises an L-shaped connecting wall plate which is fixedly connected with the side wall of the cabin, and upright posts are symmetrically fixed at the top of the L-shaped connecting wall plate; articulated through U type seat on the stand have the hydro-cylinder that is used for providing folding power, the bottom symmetry of L type even wallboard is fixed with the cat ladder mounting panel, every all articulated respectively on the cat ladder mounting panel have parallel arrangement's first ladder hack lever and second ladder hack lever, lie in to articulate between first ladder hack lever and the second ladder hack lever with one side and have the ladder connecting plate, be located and be fixed with the step frame between the ladder connecting plate of both sides, be fixed with the fretwork ladder board on the step frame, the piston rod end of hydro-cylinder links to each other with first ladder hack lever is articulated and drives its folding storage.
A plurality of bolt holes are processed in the vertical plate of the L-shaped connecting wall plate, and when the L-shaped connecting wall plate is installed, bolts penetrate through the bolt holes and are installed on the bolt holes and connected with the inside of the cabin.
A first triangular reinforcing plate is fixed between the upright post and the L-shaped connecting wall plate.
The tail end of a cylinder barrel of the oil cylinder is hinged to the U-shaped seat through a first pin shaft.
The first ladder frame rod is hinged to the lower portion of the ladder mounting plate through a second hinge pin, and the second ladder frame rod is hinged to the upper portion of the ladder mounting plate through a third hinge pin.
The lower part of the ladder frame connecting plate is hinged and connected with the inner side wall of the first ladder frame rod through a fourth pin shaft, and the upper part of the ladder frame connecting plate is hinged and connected with the inner side wall of the second ladder frame rod through a fifth pin shaft.
The tail end of the piston rod is hinged to a sixth pin shaft, the sixth pin shaft is installed on the outer side wall of the first ladder frame rod through a sleeve, and a second triangular reinforcing plate is arranged between the sleeve and the first ladder frame rod.
An arc-shaped handle is fixed at the tail end of the bottom of the first ladder frame rod.
The utility model discloses there is following beneficial effect:
1. the folding narrow and small installation space of adaptation cabin that accomodates the cat ladder can be fine, it can be convenient fold and accomodate, can not hinder normal passage by automatic accomodating when not using moreover, when satisfying the cat ladder function, has effectively saved the space.
2. Through foretell fixed mounting mode, can be with the reliable fixed mounting of whole cat ladder on the inside wall of cabin.
3. The first triangular reinforcing plate enhances the fixing structural strength of the upright post.
4. Through foretell articulated mode, guaranteed the rotation that the hydro-cylinder can be normal.
5. Through foretell connected mode, guaranteed that first ladder hack lever and second ladder hack lever can be round the normal rotation of round the round pin axle.
6. Through foretell mounting means, guaranteed to constitute parallelogram structure between first ladder hack lever and the second ladder hack lever to guarantee its normal rotation.
7. Through foretell arc handle guaranteed convenient when needs step on the ladder, expand whole cat ladder.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Figure 1 is the utility model discloses a first visual angle three-dimensional map when cat ladder is transferred.
Figure 2 is the utility model discloses the second visual angle three-dimensional map when the cat ladder is transferred.
Figure 3 is the utility model discloses the first visual angle three-dimensional map of in-process is accomodate to the cat ladder.
Figure 4 is the utility model discloses the second visual angle three-dimensional map of in-process is accomodate to the cat ladder.
Fig. 5 is the first perspective three-dimensional view of the ladder of the present invention after the ladder is stored.
Figure 6 is the utility model discloses the second visual angle three-dimensional map after completion is accomodate to the cat ladder.
In the figure: u type seat 1, first round pin axle 2, hydro-cylinder 3, stand 4, L type even wallboard 5, third round pin axle 6, first triangle reinforcing plate 7, cat ladder mounting panel 8, bolt hole 9, second round pin axle 10, piston rod 11, sixth round pin axle 12, sleeve 13, second triangle reinforcing plate 14, first ladder hack lever 15, second ladder hack lever 16, fifth round pin axle 17, ladder connecting plate 18, fourth round pin axle 19, fretwork ladder board 20, step frame 21, arc handle 22.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Referring to fig. 1-6, the folding storage ladder stand for the cabin narrow space comprises an L-shaped wall connecting plate 5 fixedly connected with the side wall of the cabin, wherein upright posts 4 are symmetrically fixed on the top of the L-shaped wall connecting plate 5; articulated through U type seat 1 on the stand 4 have the hydro-cylinder 3 that is used for providing folding power, the bottom symmetry of L type linking board 5 is fixed with cat ladder mounting panel 8, every all articulated respectively on the cat ladder mounting panel 8 have first ladder hack lever 15 and second ladder hack lever 16 of parallel arrangement, lie in to have ladder connecting plate 18 with articulated between first ladder hack lever 15 and the second ladder hack lever 16 of one side, be located and be fixed with step frame 21 between the ladder connecting plate 18 of both sides, be fixed with fretwork ladder board 20 on the step frame 21, 11 ends of piston rod of hydro-cylinder 3 link to each other and drive its folding storage with first ladder hack lever 15 is articulated. The folding narrow and small installation space of adaptation cabin that accomodates the cat ladder can be fine, it can be convenient fold and accomodate, can not hinder normal passage by automatic accomodating when not using moreover, when satisfying the cat ladder function, has effectively saved the space. In the use, through installing it on the inside wall in cabin, when needing the below, through starting hydro-cylinder 3, hydro-cylinder 3 will drive first ladder frame pole 15 and rotate, and first ladder frame pole 15 and the quadrangle structure that second ladder frame pole 16 constitutes will drive step frame 21 in step and rotate to keep its parallel throughout, and then transfer the cat ladder, so that the operation personnel climbs the cat ladder. After the ladder stand is used, the oil cylinder 3 is started to retract the whole ladder stand again.
Further, a plurality of bolt holes 9 are processed on the vertical plate of the L-shaped wall connecting plate 5, and when the L-shaped wall connecting plate 5 is installed, bolts are installed on the bolt holes 9 in a penetrating mode and connected with the inside of the cabin. Through foretell fixed mounting mode, can be with the reliable fixed mounting of whole cat ladder on the inside wall of cabin.
Furthermore, a first triangular reinforcing plate 7 is fixed between the upright post 4 and the L-shaped connecting wall plate 5. The strength of the fixing structure of the pillar 4 is enhanced by the first triangular reinforcing plate 7 described above.
Furthermore, the tail end of the cylinder barrel of the oil cylinder 3 is hinged to the U-shaped seat 1 through a first pin shaft 2. Through foretell articulated mode, guaranteed that hydro-cylinder 3 can normal rotation.
Further, the first ladder frame rod 15 is hinged to the lower portion of the ladder mounting plate 8 through a second pin shaft 10, and the second ladder frame rod 16 is hinged to the upper portion of the ladder mounting plate 8 through a third pin shaft 6. By the above connection, it is ensured that the first ladder bar 15 and the second ladder bar 16 can normally rotate around the pin.
Further, the lower portion of the ladder frame connecting plate 18 is hinged to the inner side wall of the first ladder frame rod 15 through a fourth pin 19, and the upper portion of the ladder frame connecting plate 18 is hinged to the inner side wall of the second ladder frame rod 16 through a fifth pin 17. By the above-mentioned mounting, it is ensured that a parallelogram structure can be formed between the first ladder bar 15 and the second ladder bar 16 to ensure their normal rotation.
Further, the tail end of the piston rod 11 is hinged to a sixth pin 12, the sixth pin 12 is mounted on the outer side wall of the first ladder frame rod 15 through a sleeve 13, and a second triangular reinforcing plate 14 is arranged between the sleeve 13 and the first ladder frame rod 15. Through the above connection mode, it is ensured that the piston rod 11 drives the corresponding first ladder frame rod 15 to rotate in the normal contraction or expansion process.
Further, an arc-shaped handle 22 is fixed to the bottom end of the first ladder bar 15. The arc-shaped handle 22 ensures that the whole ladder stand can be conveniently unfolded when the ladder is needed.
The utility model discloses a working process and principle:
when the ladder is needed to be used, the oil cylinder 3 drives the piston rod 11 to extend out, the piston rod 11 drives the first ladder frame rod 15 to rotate around the second pin shaft 10, the second pin shaft 10 rotates and simultaneously drives the ladder frame connecting plate 18, the ladder frame connecting plate 18 synchronously drives the second ladder frame rod 16, and the second ladder frame rod 16 synchronously rotates around the third pin shaft 6;
after finishing using, drive piston rod 11 through hydro-cylinder 3 and withdraw, at its withdrawal in-process, will drive first ladder frame pole 15 in step and rotate round second round pin axle 10, drive ladder frame connecting plate 18 in second round pin axle 10 pivoted, and then drive second ladder frame pole 16 through ladder frame connecting plate 18 is synchronous, rotate round third round pin axle 6 by second ladder frame pole 16 in step again, finally accomodate whole cat ladder to the position of laminating mutually with the cabin, accomplish it and accomodate.

Claims (8)

1. A folding cat ladder of accomodating for cabin narrow and small space, its characterized in that: the ship cabin comprises an L-shaped wall connecting plate (5) fixedly connected with the side wall of the cabin, wherein upright posts (4) are symmetrically fixed at the top of the L-shaped wall connecting plate (5); articulated hydro-cylinder (3) that are used for providing folding power through U type seat (1) on stand (4), the bottom symmetry of L type even wallboard (5) is fixed with cat ladder mounting panel (8), every all articulate respectively on cat ladder mounting panel (8) and have parallel arrangement's first ladder hack lever (15) and second ladder hack lever (16), lie in to articulate between first ladder hack lever (15) and second ladder hack lever (16) with one side and have ladder frame connecting plate (18), lie in to be fixed with step frame (21) between ladder frame connecting plate (18) of both sides, be fixed with fretwork ladder board (20) on step frame (21), the piston rod (11) end of hydro-cylinder (3) links to each other and drives its folding storage with articulated first ladder hack lever (15).
2. The folding storage ladder stand for the small space of the cabin of the ship as claimed in claim 1, is characterized in that: a plurality of bolt holes (9) are processed on a vertical plate of the L-shaped connecting wall plate (5), and when the L-shaped connecting wall plate (5) is installed, bolts penetrate through the bolt holes (9) and are installed on the bolt holes and connected with the inside of the cabin.
3. The folding storage ladder stand for the small space of the cabin of the ship as claimed in claim 1, is characterized in that: a first triangular reinforcing plate (7) is fixed between the upright post (4) and the L-shaped connecting wall plate (5).
4. The folding storage ladder stand for the small space of the cabin of the ship as claimed in claim 1, is characterized in that: the tail end of a cylinder barrel of the oil cylinder (3) is hinged to the U-shaped seat (1) through a first pin shaft (2).
5. The folding storage ladder stand for the small space of the cabin of the ship as claimed in claim 1, is characterized in that: the first ladder frame rod (15) is hinged to the lower portion of the ladder mounting plate (8) through a second pin shaft (10), and the second ladder frame rod (16) is hinged to the upper portion of the ladder mounting plate (8) through a third pin shaft (6).
6. The folding storage ladder stand for the small space of the cabin of the ship as claimed in claim 1, is characterized in that: the lower part of the ladder frame connecting plate (18) is hinged and connected with the inner side wall of the first ladder frame rod (15) through a fourth pin shaft (19), and the upper part of the ladder frame connecting plate (18) is hinged and connected with the inner side wall of the second ladder frame rod (16) through a fifth pin shaft (17).
7. The folding storage ladder stand for the small space of the cabin of the ship as claimed in claim 1, is characterized in that: the tail end of the piston rod (11) is hinged with a sixth pin shaft (12), the sixth pin shaft (12) is installed on the outer side wall of the first ladder frame rod (15) through a sleeve (13), and a second triangular reinforcing plate (14) is arranged between the sleeve (13) and the first ladder frame rod (15).
8. The folding storage ladder stand for the small space of the cabin of the ship as claimed in claim 1, is characterized in that: an arc-shaped handle (22) is fixed at the tail end of the bottom of the first ladder frame rod (15).
CN202022284054.9U 2020-10-14 2020-10-14 Folding storage ladder stand for cabin narrow space Active CN213892818U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022284054.9U CN213892818U (en) 2020-10-14 2020-10-14 Folding storage ladder stand for cabin narrow space

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022284054.9U CN213892818U (en) 2020-10-14 2020-10-14 Folding storage ladder stand for cabin narrow space

Publications (1)

Publication Number Publication Date
CN213892818U true CN213892818U (en) 2021-08-06

Family

ID=77112919

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022284054.9U Active CN213892818U (en) 2020-10-14 2020-10-14 Folding storage ladder stand for cabin narrow space

Country Status (1)

Country Link
CN (1) CN213892818U (en)

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