CN204283202U - A kind of detachable cat ladder - Google Patents
A kind of detachable cat ladder Download PDFInfo
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- CN204283202U CN204283202U CN201420731908.5U CN201420731908U CN204283202U CN 204283202 U CN204283202 U CN 204283202U CN 201420731908 U CN201420731908 U CN 201420731908U CN 204283202 U CN204283202 U CN 204283202U
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- side rail
- cat ladder
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Abstract
The utility model discloses a kind of detachable cat ladder, described cat ladder comprises: armrest assembly, and described armrest assembly is arranged on top side rail, and described armrest assembly is connected with shield posts; Staircase assembly, described staircase assembly is arranged on described bottom side rail, and described staircase assembly is connected with described armrest assembly, operating personnel is made to pass through to climb described staircase assembly, described armrest assembly move to described railway freight-car described top side rail from the described bottom side rail of described railway freight-car successively; Wherein, warp architecture is arranged in one end that described armrest assembly is connected with described staircase assembly, make between described staircase assembly and described armrest assembly with arc transition, the utility model to overcome shield posts in prior art directly as handrail, and then make transition distance between staircase and handrail too large, very easily cause the defect of security incident.
Description
Technical field
The utility model belongs to railway freight-car technical field, particularly the detachable cat ladder of one.
Background technology
Between the upper and lower layer platform of double-deck railroad lorry, conveniently operating personnel enters upper platform, or from upper platform to lower floor's platform, or to ground from lower floor's platform, usually need to arrange straight staircase.
Along with the development of railway cause, for making operating personnel's stair activity in double-deck railroad lorry more convenient, nowadays more and more higher to the cat ladder Structural Design Requirement be made up of handrail and staircase in double-deck railroad lorry, cat ladder structure designed in prior art often direct using the shield posts on double-deck railroad lorry upper platform directly as handrail, then on lower floor's platform, vertical staircase is installed, when operating personnel needs to move to upper platform from lower floor's platform, need climbing to the top of vertical staircase, then hand grabs the shield posts on upper platform, upper platform is entered with this, in this process due to using shield posts directly as handrail, make transition distance between staircase and handrail too large, do not meet standard-required, inadequate hommization, and very easily cause security incident.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of detachable cat ladder, this cat ladder installs armrest assembly at the top side rail place of double-deck railroad lorry, to overcome shield posts in prior art directly as handrail, and then make transition distance between staircase and handrail too large, very easily cause the defect of security incident.
For solving the problems of the technologies described above, the utility model provides a kind of detachable cat ladder, be applied to double-deck railroad lorry, described double-deck railroad lorry comprises top side rail, bottom side rail and shield posts, described shield posts is arranged on described top side rail, described cat ladder comprises: armrest assembly, and described armrest assembly is arranged on described top side rail, and described armrest assembly is connected with described shield posts; Staircase assembly, described staircase assembly is arranged on described bottom side rail, and described staircase assembly is connected with described armrest assembly, operating personnel is made to pass through to climb described staircase assembly, described armrest assembly move to described railway freight-car described top side rail from the described bottom side rail of described railway freight-car successively; Wherein, warp architecture is arranged in one end that described armrest assembly is connected with described staircase assembly, makes between described staircase assembly and described armrest assembly with arc transition.
Optionally, described staircase assembly is arranged to drift angle structure away from the one end be connected with described armrest assembly, makes described staircase assembly be that vertical distance between one end of drift angle structure and extraneous rail level is adjustable at random.
Optionally, described armrest assembly comprises: the first handrail, the top of the first described handrail is flexibly connected with described shield posts, make between described first handrail and described shield posts detachable, the bottom of described first handrail is connected with described staircase component activity, make between described first handrail and described staircase assembly detachable, and warp architecture is arranged in the bottom of described first handrail, makes between described staircase assembly and described first handrail with arc transition; Second handrail, the top of the second described handrail is flexibly connected with described shield posts, make between described second handrail and described shield posts detachable, the bottom of described second handrail is connected with described staircase component activity, make between described second handrail and described staircase assembly detachable, and warp architecture is arranged in the bottom of described second handrail, make between described staircase assembly and described first handrail with arc transition.
Optionally, described staircase assembly comprises: the first bearing, and described first bearing is arranged on described top side rail, second bearing, described second bearing is arranged on described bottom side rail, staircase, the top of described staircase respectively with the bottom of described first handrail, the bottom of the second handrail is flexibly connected, make described first handrail, described second handrail is detachable respectively and between described staircase, the position be connected between described staircase with described first handrail, the position be connected between described staircase with described second handrail is separately fixed on described first bearing, make described first bearing as upper securing member to described staircase and described first handrail, connection between described second handrail is carried out fastening, the position, middle and lower part of described staircase is fixed on described second bearing, described second bearing is made to carry out fastening as the position, middle and lower part of lower securing member to described staircase, drift angle structure is arranged in the bottom of described staircase, make the vertical distance between the bottom of described staircase and extraneous rail level adjustable at random.
Optionally, described staircase comprises: lateral column, the top of described lateral column is flexibly connected with the bottom of described first handrail, the bottom of the second handrail respectively, make described first handrail, described second handrail detachable respectively and between described lateral column, the position, middle and lower part of described lateral column is fixed on described second bearing, and described lateral column is made up of band steel or plate cutting blanking; Cross bar, described cross bar is fixedly connected with described lateral column, and described cross bar is made up of round steel.
Optionally, described first handrail and described second handrail axis of symmetry centered by described staircase are symmetrically distributed on described top side rail.
Optionally, the top of the first described handrail is be threaded or rivet with being flexibly connected between described shield posts; And/or the top of the second described handrail is be threaded or rivet with being flexibly connected between described shield posts.
Optionally, being flexibly connected between the top of described staircase and the bottom of described first handrail is threaded or rivets; And/or being flexibly connected between the top of described staircase and the bottom of described second handrail is threaded or rivets.
Optionally, described first bearing is weld, be threaded or rivet with the connection between described top side rail; And/or described second bearing is weld, be threaded or rivet with the connection between described bottom side rail.
Optionally, being fixedly connected with between described cross bar with described lateral column is welded.
The detachable cat ladder of the one that the utility model provides, by being arranged on top side rail by armrest assembly, and armrest assembly is connected with shield posts, staircase assembly is arranged on bottom side rail, and staircase assembly is connected with armrest assembly, makes the top side rail that operating personnel passes through to climb staircase assembly successively, armrest assembly realizes moving to from the bottom side rail of railway freight-car railway freight-car, simultaneously, warp architecture is arranged in one end that in the present embodiment, armrest assembly is connected with staircase assembly, make between described staircase assembly and described armrest assembly with arc transition, shorten the transition distance between staircase assembly and armrest assembly, achieve operating personnel's climbing and continue climbing until arrive the upper platform of railway freight-car to being easily easy to hold hand steered assembly during the top of staircase assembly, the utility model embodiment meets human oriented design, have the advantages that security performance is high, to overcome shield posts in prior art directly as handrail, and then make transition distance between staircase and handrail too large, very easily cause the defect of security incident.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The one detachable cat ladder overall structure front view that Fig. 1 provides for the utility model embodiment; And
The one detachable cat ladder overall structure lateral view that Fig. 2 provides for the utility model embodiment;
Accompanying drawing illustrates:
100-top side rail, 200-bottom side rail, 300-rail level, 400-staircase, 500-shield posts, 101-first handrail, 102-second handrail, 201-first bearing, 202-second bearing, 301-lateral column, 302-cross bar.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of the utility model protection; Wherein involved in this enforcement "and/or" keyword, represents and or two kinds of situations.In other words, A and/or B mentioned by the embodiment of the present invention, contains three kinds of states that A and B exists, and as A and/or B, represents: only include A; Only include B; Comprise A and B.
Refer to Fig. 1-2, the detachable cat ladder of the one that the utility model embodiment provides, this cat ladder is applied to double-deck railroad lorry, wherein, double-deck railroad lorry comprises top side rail 100, bottom side rail 200 and shield posts 500, top side rail 100 is arranged on the upper platform of double-deck railroad lorry, bottom side rail 200 is arranged on lower floor's platform of double-deck railroad lorry, shield posts 500 is vertically mounted on top side rail 100, this cat ladder is by installing armrest assembly at the top side rail place of double-deck railroad lorry, to overcome shield posts in prior art directly as handrail, and then make transition distance between staircase and handrail too large, very easily cause the defect of security incident, specifically, this cat ladder comprises at least following assembly: armrest assembly, staircase assembly.
Wherein, armrest assembly is arranged on top side rail 100, and armrest assembly 100 is connected with shield posts 500, staircase assembly is arranged on bottom side rail 200, and staircase assembly is connected with armrest assembly, makes the top side rail 100 that operating personnel passes through to climb staircase assembly successively, armrest assembly realizes moving to from the bottom side rail 200 of railway freight-car railway freight-car, simultaneously, warp architecture is arranged in one end that in the present embodiment, armrest assembly is connected with staircase assembly, make between described staircase assembly and described armrest assembly with arc transition, in actual job process, when operating personnel needs to move to upper platform (top side rail 100 is arranged on the upper platform of double-deck railroad lorry) from lower floor's platform (bottom side rail 200 is arranged on lower floor's platform of double-deck railroad lorry) of railway freight-car, first operating personnel is upwards climbed by staircase assembly, owing to passing through in the present embodiment separately to establish armrest assembly, and warp architecture is arranged in one end that armrest assembly is connected with staircase assembly, make between staircase assembly and armrest assembly with arc transition, shorten the transition distance between staircase assembly and armrest assembly, achieve operating personnel's climbing and continue climbing until arrive the upper platform of railway freight-car to being easily easy to hold hand steered assembly during the top of staircase assembly, the utility model embodiment meets human oriented design, have the advantages that security performance is high.
It should be noted that, refer to Fig. 2, for ease of realize staircase assembly bottom (one end away from being connected with described armrest assembly) height to the top of rail H can at random (arbitrarily) regulate, to meet standard-required, make lorry body width gauge be utilized more fully simultaneously, embodiment of the present invention staircase assembly is arranged to drift angle structure away from the one end be connected with armrest assembly, staircase assembly is made to be that vertical distance between one end of drift angle structure and extraneous rail level is adjustable at random, achieve in actual job process according to the deflection angle reasonable adjusting height H of job requirements by change staircase component bottom.
In the utility model embodiment, armrest assembly at least comprises: the first handrail 101, second handrail 102; Wherein, for ease of the first handrail 101, the replacement of the second handrail 102, easy to maintenance, the top of the first handrail 101, the top of the second handrail 102 are flexibly connected with shield posts 500 respectively, make the first handrail 101, realize detachable between second handrail 102 and shield posts 500, this flexible connection can be threaded or rivet; Simultaneously, warp architecture is arranged in the bottom of the first handrail 101, the bottom of the second handrail 102, make between staircase assembly and the first handrail 101, second handrail 102 with arc transition, shorten the transition distance between staircase assembly and the first handrail 101, second handrail 102, realize operating personnel's climbing and continue climbing until arrive the upper platform of railway freight-car to being easily easy to hold the first handrail 101, second handrail 102 during the top of staircase assembly.
In the utility model embodiment, staircase assembly at least comprises: the first bearing 201, second bearing 202 and staircase 400, wherein, first bearing 201 is arranged on top side rail 100, second bearing 202 is arranged on bottom side rail 200, and the top of staircase 400 respectively with the bottom of the first handrail 101, the bottom of the second handrail 102 is flexibly connected, make the first handrail 101, second handrail 102 respectively and realize detachable between staircase 400, be convenient to the first handrail 101, second handrail 102 and staircase 400 substitute, easy to maintenance, simultaneously, the position be connected between staircase 400 with the first handrail 101, the position be connected between staircase 400 with the second handrail 102 is separately fixed on the first bearing 201, make can using the first bearing 201 as upper securing member to staircase 400 and the first handrail 101, connection between second handrail 102 is carried out fastening, the position, middle and lower part of staircase 400 is fixed on the second bearing 202, the second bearing 202 is made to carry out fastening as the position, middle and lower part of lower securing member to staircase 400, in other words, by the first bearing 201 in the utility model embodiment, second bearing 202, successively to top and first handrail 101 of staircase 400, connection between second handrail 102, connection between the middle and lower part of staircase 400 and lower floor's platform, and then secondary is fastening, prevent staircase 400, first handrail 101, loosening appears in the second handrail 102, the phenomenon built on the sand such as to rock, further raising operating personnel climbs the safety in operation process.Simultaneously, drift angle structure is arranged in the bottom of staircase 400, make the vertical distance between the bottom of staircase 400 and extraneous rail level 300 adjustable at random, to realize passing through to change the deflection angle reasonable adjusting height H bottom staircase 400 according to job requirements in actual job process, to meet the standard-required of double-deck railroad lorry, to have flexibly, feature easily.
In the utility model embodiment, staircase 400 at least comprises: lateral column 301, cross bar 302; Wherein, the top of lateral column 301 is flexibly connected with the bottom of the first handrail 101, the bottom of the second handrail 102 respectively, this flexible connection can be threaded or rivet, make the first handrail 101, second handrail 102 respectively and realize detachable between lateral column 301 so that substitute between lateral column 301, first handrail 101, second handrail 102, fast easy to maintenance; Simultaneously, cross bar 302 is laterally fixed on lateral column 301, connection between cross bar 302 with lateral column 301 can be weld, so that be connected firmly, when preventing operating personnel from climbing staircase, cross bar 302 loosens built on the sand, the position, middle and lower part of lateral column 301 is fixed on the second bearing 202, improves the installation stability of lateral column 301 further; Preferably, lateral column 301 can adopt band steel or plate cutting blanking to be made, and cross bar 302 can adopt round steel to be made.
In the utility model embodiment, for ease of improving cat ladder integral installation stability, and meet its compact conformation, good looking appearance requirement, preferably, the first handrail 101 and the second handrail 102 can be symmetrically distributed on the top side rail 100 of double-deck railroad lorry by axis of symmetry centered by staircase 400.
The detachable cat ladder of the one that the utility model provides, its beneficial effect is as described below:
1, the utility model is set up at top side rail 100 place of double-deck railroad lorry and is at least formed armrest assembly by the first handrail 101, second handrail 102, to overcome shield posts 500 in prior art directly as handrail, and then make transition distance between staircase and handrail too large, very easily cause the defect of security incident;
2, the utility model by between the first handrail 101, second handrail 102 and staircase 400 with arc transition, further shorten the transition distance between staircase 400 and the first handrail 101, second handrail 102, achieve operating personnel's climbing and continue climbing until arrive the upper platform of railway freight-car to being easily easy to hold the first handrail 101, second handrail 102 during staircase 400 top, further increase the security performance in operating personnel's climbing process;
3, drift angle structure is arranged in the bottom of staircase 400 by the utility model, make the vertical distance between the bottom of staircase 400 and extraneous rail level 300 adjustable at random, to realize passing through to change the deflection angle reasonable adjusting height H bottom staircase 400 according to job requirements in actual job process, to meet the standard-required of double-deck railroad lorry, to have flexibly, feature easily.
It should be noted last that, above detailed description of the invention is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to example, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (10)
1. a detachable cat ladder, is applied to double-deck railroad lorry, and described double-deck railroad lorry comprises top side rail, bottom side rail and shield posts, and described shield posts is arranged on described top side rail, it is characterized in that, described cat ladder comprises:
Armrest assembly, described armrest assembly is arranged on described top side rail, and described armrest assembly is connected with described shield posts;
Staircase assembly, described staircase assembly is arranged on described bottom side rail, and described staircase assembly is connected with described armrest assembly, operating personnel is made to pass through to climb described staircase assembly, described armrest assembly move to described railway freight-car described top side rail from the described bottom side rail of described railway freight-car successively;
Wherein, warp architecture is arranged in one end that described armrest assembly is connected with described staircase assembly, makes between described staircase assembly and described armrest assembly with arc transition.
2. cat ladder as claimed in claim 1, is characterized in that,
Described staircase assembly is arranged to drift angle structure away from the one end be connected with described armrest assembly, makes described staircase assembly be that vertical distance between one end of drift angle structure and extraneous rail level is adjustable at random.
3. cat ladder as claimed in claim 1, it is characterized in that, described armrest assembly comprises:
First handrail, the top of the first described handrail is flexibly connected with described shield posts, make between described first handrail and described shield posts detachable, the bottom of described first handrail is connected with described staircase component activity, make between described first handrail and described staircase assembly detachable, and warp architecture is arranged in the bottom of described first handrail, make between described staircase assembly and described first handrail with arc transition;
Second handrail, the top of the second described handrail is flexibly connected with described shield posts, make between described second handrail and described shield posts detachable, the bottom of described second handrail is connected with described staircase component activity, make between described second handrail and described staircase assembly detachable, and warp architecture is arranged in the bottom of described second handrail, make between described staircase assembly and described first handrail with arc transition.
4. cat ladder as claimed in claim 3, it is characterized in that, described staircase assembly comprises:
First bearing, described first bearing is arranged on described top side rail;
Second bearing, described second bearing is arranged on described bottom side rail;
Staircase, the top of described staircase respectively with the bottom of described first handrail, the bottom of the second handrail is flexibly connected, make described first handrail, described second handrail is detachable respectively and between described staircase, the position be connected between described staircase with described first handrail, the position be connected between described staircase with described second handrail is separately fixed on described first bearing, make described first bearing as upper securing member to described staircase and described first handrail, connection between described second handrail is carried out fastening, the position, middle and lower part of described staircase is fixed on described second bearing, described second bearing is made to carry out fastening as the position, middle and lower part of lower securing member to described staircase, drift angle structure is arranged in the bottom of described staircase, make the vertical distance between the bottom of described staircase and extraneous rail level adjustable at random.
5. cat ladder as claimed in claim 4, it is characterized in that, described staircase comprises:
Lateral column, the top of described lateral column is flexibly connected with the bottom of described first handrail, the bottom of the second handrail respectively, make described first handrail, described second handrail detachable respectively and between described lateral column, the position, middle and lower part of described lateral column is fixed on described second bearing, and described lateral column is made up of band steel or plate cutting blanking;
Cross bar, described cross bar is fixedly connected with described lateral column, and described cross bar is made up of round steel.
6. cat ladder as claimed in claim 4, is characterized in that,
Described first handrail and described second handrail axis of symmetry centered by described staircase are symmetrically distributed on described top side rail.
7. cat ladder as claimed in claim 4, is characterized in that,
The top of the first described handrail is be threaded or rivet with being flexibly connected between described shield posts;
And/or,
The top of the second described handrail is be threaded or rivet with being flexibly connected between described shield posts.
8. cat ladder as claimed in claim 4, is characterized in that,
Being flexibly connected between the top of described staircase and the bottom of described first handrail is threaded or rivets;
And/or,
Being flexibly connected between the top of described staircase and the bottom of described second handrail is threaded or rivets.
9. cat ladder as claimed in claim 4, is characterized in that,
Described first bearing is weld, be threaded or rivet with the connection between described top side rail;
And/or,
Described second bearing is weld, be threaded or rivet with the connection between described bottom side rail.
10. cat ladder as claimed in claim 5, is characterized in that,
Being fixedly connected with between described cross bar with described lateral column is welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420731908.5U CN204283202U (en) | 2014-11-27 | 2014-11-27 | A kind of detachable cat ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420731908.5U CN204283202U (en) | 2014-11-27 | 2014-11-27 | A kind of detachable cat ladder |
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| Publication Number | Publication Date |
|---|---|
| CN204283202U true CN204283202U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420731908.5U Active CN204283202U (en) | 2014-11-27 | 2014-11-27 | A kind of detachable cat ladder |
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| CN (1) | CN204283202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114312879A (en) * | 2022-01-13 | 2022-04-12 | 中车太原机车车辆有限公司 | Staircase for railway hopper car and railway hopper car |
-
2014
- 2014-11-27 CN CN201420731908.5U patent/CN204283202U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114312879A (en) * | 2022-01-13 | 2022-04-12 | 中车太原机车车辆有限公司 | Staircase for railway hopper car and railway hopper car |
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Address after: 430212 Jiangxia Economic Development Zone, Wuhan, the new bridge area of the city of Hubei Patentee after: CRRC YANGTZE CO., LTD. Address before: 430212 Jiangxia Economic Development Zone, Wuhan, the new bridge area of the city of Hubei Patentee before: China South Locomotive & Rolling Stock Changjiang Vehicle Company |