CN101666206B - Handrail-type guardrail and ladder thereof - Google Patents
Handrail-type guardrail and ladder thereof Download PDFInfo
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- CN101666206B CN101666206B CN2009100703966A CN200910070396A CN101666206B CN 101666206 B CN101666206 B CN 101666206B CN 2009100703966 A CN2009100703966 A CN 2009100703966A CN 200910070396 A CN200910070396 A CN 200910070396A CN 101666206 B CN101666206 B CN 101666206B
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Abstract
The invention relates to a handrail-type guardrail and a ladder thereof. The ladder comprises a main ladder, an auxiliary ladder and a platform treadle arranged at the topmost level, wherein the platform treadle is installed through the main ladder and the auxiliary ladder, a first main ladder frame and a second main ladder frame extend upwards to reach the same preset length L from the position of the platform treadle, and the handrail-type guardrail is arranged on the main ladder. The handrail-type guardrail comprises a first handrail and a second handrail, wherein a first rail and a second rail are arranged between the first handrail and the second handrail; the first handrail is provided with a first side railing and a first supporting part supporting the first side railing, and the first supporting part is provided with a first assembly end which can be combined with the main ladder frame; the second handrail is provided with a second side railing and a second supporting part supporting the second side railing, and the second supporting part is provided with a second assembly end which can be combined with the main ladder frame. The ladder is reasonably provided with the handrail-type guardrail, thereby providing safety guarantee for people to change the operation direction.
Description
Technical field
The invention belongs to the ladder field, relate to the annex of protecting personal security.
Background technology
Let the operating personnel safer more convenient be that constantly pursue in the ladder field.
Known technology; As 200520052063.8 1 kinds of fold concertina-wise bulwark ladders of disclosed Chinese patent; Comprise the ladder that two tops are hinged, one of them ladder top connects a ∏ type arm-rest frame that makes progress overhanging, and ladder is made up of the multi-joint telescoping tubing string; Connect the some terraced beams of horizontal stroke at interval between the left and right two upright cleat stanchions; When ladder stretches, spacing by spacing ring and the ring-type stopper slot on next section of ladder tubing string that a last section of ladder tubing string lower end connects firmly, by being installed in the coupling head, elastic positioning pin inserts the dowel hole location on the nestable tubing string of the inside and outside bilayer of upper and lower section of ladder; When ladder shrinks, between the horizontal terraced beam of each section of ladder by spacing near the anti-pinch gloves ring that connects firmly on the tubing string of coupling head below.
00806506.3 1 kinds of and for example disclosed one Chinese patent application are connected in the portable working platform on the step of ladder.This operating platform comprises that has a fluting plane that is used to improve frictional behaviour, and this operating platform is installed on the step of ladder through spring-loaded locking device reliably.Operating platform keeps level through the pull bar that is fastened on the top step.
200720068804.0 1 kinds of full-automatic brake ladder trucks of disclosed for another example Chinese patent; By the ladder truck working platform, the unit that stair frame, guardrail handrail, brake leg, sliding rod sleeve are formed and another unit of being made up of base castor, support, slide bar, slide bar locating sleeve constitute.Sliding rod sleeve is welded on the stair frame, and slide bar locating sleeve one end is fixed on the base through screw, and the other end is enclosed within on the slide bar, and brake spring just in time is placed between sliding rod sleeve and the slide bar locating sleeve.
200520052063.8 disclosed ladder, the operator stands on this ladder, and general demand side is towards arm-rest frame operation safety, if the operator turns operation just dispossessed, do not have the sense of security;
200720068804.0 disclosed ladder truck has the structure of ladder, and handrail is provided, but its structure setting is applicable to the ladder truck that engineering is used, and is inappropriate on folding ladder and uses;
00806506.3 disclosed ladder provides and has been convenient to the operator and is sitting in the handrail of controlling on the platform, more can not well solve but can not solve the turn safety problem of operation of the safety problem that the operator stands in the soller operation, particularly operator.
Summary of the invention
Problem to be solved by this invention is to overcome the above-mentioned defective that aforementioned techniques exists, and a kind of handrail-type guardrail and ladder thereof are provided, and handrail-type guardrail is the ladder annex of protection personal security, to make things convenient for personnel's operation that turns, safety guarantee is provided.
Technical solution problem of the present invention takes following technical scheme to realize, according to a kind of handrail-type guardrail provided by the invention, comprises first handrail, second handrail, wherein, first horizontal bar and second horizontal bar is set between first handrail and second handrail; Said first handrail has first lateral rail and first support sector that supports this first lateral rail, and this first support sector has the first assembling end that can combine with main ladder frame; Said second handrail has second lateral rail and second support sector that supports this second lateral rail, and this second support sector has the second assembling end that can combine with main ladder frame.
This case technical solution problem can also take following technical scheme further to realize:
Aforesaid handrail-type guardrail, wherein, said first handrail is identical with second handrail construction.
Aforesaid handrail-type guardrail, wherein, the first lateral rail length a of said first handrail is identical with the second lateral rail length of second handrail, is set to the suitable size of platform tread width a ' with ladder.
Aforesaid handrail-type guardrail, wherein, support sector, following hold up portion, support sector constitutes down by attending in first support sector of said first handrail; The last support sector and first lateral rail form corner regions portion, and following to holding up portion to become predetermined angle with last support sector and can being parallel to each other with first main ladder frame, the following support sector and first lateral rail are parallel to each other.
Aforesaid handrail-type guardrail, wherein, said first support sector attendes that support sector, following hold up portion, support sector is integrally formed down.
Aforesaid handrail-type guardrail, wherein, said first handrail and second handrail and first horizontal bar be with rod body material system form one-body molded.
Aforesaid handrail-type guardrail, wherein, said second horizontal bar is selected belt or the rope that can untie with hand for use, and second horizontal bar is by the corner regions portion assembling of handrail.
Aforesaid handrail-type guardrail, wherein, the angle of said corner regions portion can be to be slightly less than 90 ° or be slightly larger than 90 ° or equal 90 °.
Technical solution problem of the present invention takes following technical scheme to realize; According to a kind of ladder provided by the invention with aforementioned arbitrary handrail-type guardrail; Comprise main ladder, secondary ladder and be arranged on the platform pedal of upper level, this platform pedal is installed by said main ladder and secondary ladder, wherein; First main ladder frame of said main ladder and second main ladder frame are extended upward to same preset length L by the position of platform pedal, and the handrail-type guardrail device is on main ladder.
This case technical solution problem can also take following technical scheme further to realize:
Aforesaid ladder, wherein, first lateral rail of said first handrail is by first top fixed installation of first main ladder frame, and second lateral rail of second handrail is by second top fixed installation of second main ladder frame.
Aforesaid ladder, wherein, autonomous terraced top is referred to as the hurdle height H to the distance of platform pedal table top, and hurdle height is set to 0.9-1.2 rice on this.
The present invention compared with prior art has significant advantage and beneficial effect.
Can know that by above technical scheme the present invention has following advantage at least under the configuration of the structure of excellence: handrail-type guardrail rationally is set on this case ladder safety guarantee is provided for personnel's operation that turns.The support sector of this case handrail be provided with can not only supporting armrests lateral rail,, two at one stroke in the time of can also letting personnel scale a ladder holding up this one;
This case handrail-type guardrail is provided with first horizontal bar, second horizontal bar and first lateral rail, second lateral rail surrounds and the sizable guardrail of platform pedal, can effectively protect personal security to do reliably and turn to operation; Handrail-type guardrail simple structure, solid safety, and more affine audient, manufacturing process is more optimized, the application in industry of being more convenient for.
The specific embodiment of the present invention is provided by following examples and accompanying drawing thereof in detail.
Description of drawings
Fig. 1 is this case overall structure schematic perspective view;
Fig. 2 is this case side-looking facial plane structural representation.
The specific embodiment
Below in conjunction with preferred embodiment, to according to the specific embodiment provided by the invention, characteristic and effect thereof, specify as after; For simple and purpose clearly, the omission that hereinafter is appropriate the description of known technology, in order to avoid those unnecessary details influences are to the description of present technique scheme.
Shown in Fig. 1-2; A kind of handrail-type guardrail and ladder thereof; Comprise main ladder 1, secondary ladder 2 and be arranged on the platform pedal 4 of upper level; This platform pedal is installed by said main ladder and secondary ladder, and wherein, first main ladder frame 11 of said main ladder and second main ladder frame 11 ' are extended upward to same preset length L by the position of platform pedal; Said main ladder is gone up device handrail-type guardrail 3, and this handrail-type guardrail is by first handrail 31, second handrail 31 ' and be configured in first horizontal bar 34 and second horizontal bar, 35 formations between this first handrail and second handrail; This first main ladder frame have can with first top 110 of first handrail 31 assembling, this second main ladder frame have can with second top 110 ' of second handrail assembling;
This first top, second top are the top of main ladder; Said preset length should be complementary with last hurdle height H; Should go up the hurdle height H is the distance of autonomous terraced top 110 to platform pedal table top 41; Last hurdle height should be the operator and stands in the size of conveniently controlling on the platform pedal, and so preset length forms the hypotenuse of right-angled triangle exactly with last hurdle height H and platform pedal;
First handrail 31 of said handrail-type guardrail is identical with second handrail, 31 ' structure;
Said first handrail has first lateral rail 312 and first support sector 313 that support this first lateral rail parallel with platform pedal 4, and this first support sector has first assembling that can combine with first main ladder frame 11 and holds 310;
Equally, said second handrail has second lateral rail 312 ' and second support sector 313 ' that support this second lateral rail parallel with platform pedal 4, this second support sector have can with the hard-wired second assembling end 310 ' of second main ladder frame;
By this, handrail-type guardrail fixedly mounts through retaining element 9 and first, second main ladder frame by first, second handrail; When can not only the support-side railing can also letting personnel scale a ladder, said support sector, plays the function of handrail holding up this one;
Formed the handrail-type guardrail that to protect personal security thus, for personnel's operation that turns provides guarantee.
Further,
The width a ' of the length a of said first lateral rail 312 and platform pedal is suitable,
As previously mentioned; First horizontal bar 34 of handrail-type guardrail, second horizontal bar 35 dispose between first handrail and second handrail; These two handrails be again device on two main ladder frames, so far form the guardrail that first horizontal bar, second horizontal bar and first lateral rail, second lateral rail surround; And the sizableness of the size of this guardrail and platform pedal, so rationally structure can effectively be protected personal security to do reliably and turn to operation;
Handrail-type guardrail simple structure, solid safety thus, and propping up more smoothly;
Said first support sector attendes that support sector 3131, following hold up portion 3132, support sector 3133 is integrally formed down;
Said first horizontal bar 34 and first handrail 31, second handrail 31 ' can be general inserting mode realize assembling;
Can also be that said first handrail 31 and second handrail 31 ' and first horizontal bar 34 are the integral pieces that form with rod body material system;
Manufacturing process is more optimized, be convenient to application in industry;
Be that more convenient audient uses, second horizontal bar 35 is selected the nonrigid material that can untie with hand for use, like belt or rope etc., utilizes the lateral rail of each handrail with the corner regions portion 30,30 ' that forms between the support sector on it and just can become and assemble belt and assemble end comparatively reliably; The angle of said corner regions portion can be to be slightly less than 90 ° or be slightly larger than 90 ° or equal 90 °;
Further,
Said platform pedal have hold the operator station above that, and platform pedal table top 41 that can the conversion direction operation, have antislip cog on this plane;
Said upward hurdle height H is arranged on 0.9-1.2 rice and is advisable;
First lateral rail 312 of first handrail is by first top, 110 fixed installations of first main ladder frame, and second lateral rail 312 ' of second handrail is by second top, the 110 ' fixed installation of second main ladder frame;
After the preferred embodiment that specifies, be familiar with this technological personage and can clearly understand, do not break away from following claim with spiritual under can carry out various variations and modification, and the present invention also is not subject to the embodiment of the embodiment that lifts in the manual.
Claims (15)
1. ladder with handrail-type guardrail; Comprise main ladder (1), secondary ladder (2) and be arranged on the platform pedal (4) of upper level; This platform pedal is installed by said main ladder and secondary ladder; It is characterized in that first main ladder frame (11) of said main ladder and second main ladder frame (11 ') are extended upward to same preset length (L) by the position of platform pedal, handrail-type guardrail (3) installs on main ladder; First horizontal bar (34) and second horizontal bar (35) are set between first handrail (31) and second handrail (31 '); Said first handrail has first lateral rail (312) and supports first support sector (313) of this first lateral rail, and this first support sector has the first assembling end (310) that can combine with first main ladder frame; Said second handrail has second lateral rail (312 ') and supports second support sector's (313 ') of this second lateral rail, and this second support sector has the second assembling end (310 ') that can combine with second main ladder frame; Support sector (3131), following hold up portion (3132), support sector (3133) constitutes down by attending in first support sector of said first handrail; Last support sector (3131) forms corner regions portion with first lateral rail (312); Following to holding up portion (3132) to become predetermined angle with last support sector (3131) and can being parallel to each other with first main ladder frame, following support sector (3133) is parallel to each other with first lateral rail (312).
2. the ladder with handrail-type guardrail as claimed in claim 1; It is characterized in that; First lateral rail of said first handrail is by first top (110) fixed installation of first main ladder frame, and second lateral rail of second handrail is by second top (the 110 ') fixed installation of second main ladder frame.
3. like the said ladder with handrail-type guardrail of claim 2, it is characterized in that autonomous terraced top is referred to as hurdle height (H) to the distance of platform pedal table top, hurdle height is set to 0.9-1.2 rice on this.
4. the ladder with handrail-type guardrail as claimed in claim 3 is characterized in that, said first handrail (31) is identical with second handrail (31 ') structure.
5. the ladder with handrail-type guardrail as claimed in claim 4 is characterized in that, the first lateral rail length (a) of said first handrail is identical with the second lateral rail length of second handrail, is set to and the suitable size of the platform tread width of ladder (a ').
6. the ladder with handrail-type guardrail as claimed in claim 5 is characterized in that, said first support sector attendes that support sector, following hold up portion, support sector is integrally formed down.
7. the ladder with handrail-type guardrail as claimed in claim 6 is characterized in that, said first handrail and second handrail and first horizontal bar are one-body molded.
8. the ladder with handrail-type guardrail as claimed in claim 7 is characterized in that, said second horizontal bar is selected belt or rope for use, and second horizontal bar assembles by described corner regions portion (30,30 '); The angle of said corner regions portion is to be slightly less than 90 ° or be slightly larger than 90 ° or equal any of 90 °.
9. a handrail-type guardrail that is used for above-mentioned each ladder of claim 1-8 comprises first handrail, second handrail, it is characterized in that, first horizontal bar (34) and second horizontal bar (35) are set between first handrail (31) and second handrail (31 '); Said first handrail has first lateral rail (312) and supports first support sector (313) of this first lateral rail, and this first support sector has the first assembling end (310) that can combine with first main ladder frame; Said second handrail has second lateral rail (312 ') and supports second support sector's (313 ') of this second lateral rail, and this second support sector has the second assembling end (310 ') that can combine with second main ladder frame.
10. handrail-type guardrail as claimed in claim 9 is characterized in that, said first handrail (31) is identical with second handrail (31 ') structure.
11. handrail-type guardrail as claimed in claim 10 is characterized in that, the first lateral rail length (a) of said first handrail is identical with the second lateral rail length of second handrail, is set to and the suitable size of the platform tread width of ladder (a ').
12. handrail-type guardrail as claimed in claim 11; It is characterized in that; Support sector (3131), following hold up portion (3132), support sector (3133) constitutes down by attending in first support sector of said first handrail; Last support sector (3131) forms corner regions portion with first lateral rail (312), and following to holding up portion (3132) to become predetermined angle with last support sector (3131) and can being parallel to each other with first main ladder frame, following support sector (3133) is parallel to each other with first lateral rail (312).
13. handrail-type guardrail as claimed in claim 12 is characterized in that, said first support sector attendes that support sector, following hold up portion, support sector is integrally formed down.
14. handrail-type guardrail as claimed in claim 13 is characterized in that, said first handrail and second handrail and first horizontal bar are one-body molded.
15. handrail-type guardrail as claimed in claim 14 is characterized in that, said second horizontal bar is selected belt or rope for use, and second horizontal bar assembles by described corner regions portion (30,30 '); The angle of said corner regions portion is to be slightly less than 90 ° or be slightly larger than 90 ° or equal any of 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100703966A CN101666206B (en) | 2009-09-09 | 2009-09-09 | Handrail-type guardrail and ladder thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100703966A CN101666206B (en) | 2009-09-09 | 2009-09-09 | Handrail-type guardrail and ladder thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101666206A CN101666206A (en) | 2010-03-10 |
| CN101666206B true CN101666206B (en) | 2012-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100703966A Active CN101666206B (en) | 2009-09-09 | 2009-09-09 | Handrail-type guardrail and ladder thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN101666206B (en) |
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| US10034807B2 (en) | 2015-06-24 | 2018-07-31 | Vincent J. Baiera | Bed step stool and method of use |
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| JP6254847B2 (en) * | 2014-01-08 | 2017-12-27 | ジー・オー・ピー株式会社 | Stepladder platform |
| JP6462267B2 (en) * | 2014-08-11 | 2019-01-30 | アルインコ株式会社 | Stepladder platform |
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| US11311437B2 (en) | 2015-06-24 | 2022-04-26 | Vincent J. Baiera | Step stool and method of use |
| US10456310B2 (en) | 2015-06-24 | 2019-10-29 | Vincent J. Baiera | Bed step stool and method of use |
| US11083655B2 (en) | 2015-06-24 | 2021-08-10 | Vincent J. Baiera | Step stool and method of use |
| CN105298379A (en) * | 2015-11-20 | 2016-02-03 | 温四妹 | Household herringbone ladder |
| CN106522819A (en) * | 2016-11-22 | 2017-03-22 | 苏州东润梯业有限公司 | Platform step ladder |
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| CN2624729Y (en) * | 2003-05-15 | 2004-07-14 | 朱建华 | Movable ladder for climbing up |
| CN2821124Y (en) * | 2005-09-30 | 2006-09-27 | 杨洪建 | Telescopic folding handrail ladder |
| JP2007177452A (en) * | 2005-12-27 | 2007-07-12 | Alinco Inc | Tripod step ladder |
| CN201144631Y (en) * | 2007-12-29 | 2008-11-05 | 中国神华能源股份有限公司 | Climbing ladder |
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Patent Citations (6)
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|---|---|---|---|---|
| JP2001032658A (en) * | 1999-07-19 | 2001-02-06 | Hamanetsu:Kk | Folding type staircase with foldable handrail |
| CN2624729Y (en) * | 2003-05-15 | 2004-07-14 | 朱建华 | Movable ladder for climbing up |
| CN2821124Y (en) * | 2005-09-30 | 2006-09-27 | 杨洪建 | Telescopic folding handrail ladder |
| JP2007177452A (en) * | 2005-12-27 | 2007-07-12 | Alinco Inc | Tripod step ladder |
| CN201144631Y (en) * | 2007-12-29 | 2008-11-05 | 中国神华能源股份有限公司 | Climbing ladder |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10034807B2 (en) | 2015-06-24 | 2018-07-31 | Vincent J. Baiera | Bed step stool and method of use |
| US10213353B2 (en) | 2015-06-24 | 2019-02-26 | Vincent J. Baiera | Bed step stool and method of use |
| US11850197B2 (en) | 2015-06-24 | 2023-12-26 | Vincent J. Baiera | Step stool and method of use |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101666206A (en) | 2010-03-10 |
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