CN102162331B - Ladder - Google Patents
Ladder Download PDFInfo
- Publication number
- CN102162331B CN102162331B CN201110036774.6A CN201110036774A CN102162331B CN 102162331 B CN102162331 B CN 102162331B CN 201110036774 A CN201110036774 A CN 201110036774A CN 102162331 B CN102162331 B CN 102162331B
- Authority
- CN
- China
- Prior art keywords
- section
- ladder
- pipe
- support section
- pin
- 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.)
- Active
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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
- E06C1/39—Ladders having platforms; Ladders changeable into platforms
- E06C1/393—Ladders having platforms foldable with the ladder
Abstract
The present invention relates to a kind of ladder (1), especially step vertical ladder or folding step stool, there is a platform (30), one climb pedal part (10), one support section (20) and a clip (40), described climb pedal part comprise two the first montants (11), these two first montants are connected to each other by ladder (12) and/or cross bar, described support section comprises two the second montants (21) be connected to each other, described climb pedal part (10) and support section (20) can swingingly be connected to each other, described platform (30) can swingingly be arranged on to climb to be pedaled in part (10), described clip (40) swingingly can be arranged on support section (20) and go up and the pipe (23) or the pin that surround support section (20) for this reason, described clip (40) is articulatedly connected with platform (30), wherein, described clip (40) seamlessly surrounds described pipe (23) or pin.
Description
Technical field
The present invention relates to a kind of ladder.
Background technology
This ladder, especially this step vertical ladder also due to often use and known to most of common people.Applicant also manufactures and sells this step vertical ladder.Ladder has proved reliable for many years.Climb pedal part, platform, connection configuration between clip and support section do not have safety worries yet.
But some users of this ladder can produce does not have valid, ladder not firmly impression.This is owing to the feature of ladder, that is, under the state that ladder is set up alternately to platform loads and unloading time, when clip relative to the pipe of support section or pin motion time can produce quack sound.So some users produce do not have valid, ladder not firmly impression.
The quack sound produced also can make user misread.When based on the quack sound in the state that ladder is set up, user thinks that ladder is not opened completely, just produce this misunderstanding.Although open the mechanism that is made up of platform, clip and support section in the state set up the in other words kayser each other when there is locking sound at ladder, so that there will not be the danger closed suddenly.But some users can not clearly distinguish locking sound.User can not clearly by locking sound with using the quack sound area during the ladder set up to separate.
Summary of the invention
Here the present invention is started.
The present invention based on problem be improve further the ladder of the described type of beginning, make user have when using ladder larger firmly and the sense of security.
This problem solves by making clip seamlessly surround pipe or sell.Thus, on the one hand clip and the opposing party's facial canal sell in other words between connection be eliminated as the reason of quack sound.This connection can be confirmed as the main cause of quack sound.This connection configuration as seamless connectivity is forbidden alternately producing quack sound to during platform loads effectively.
According to ladder of the present invention, especially step vertical ladder or folding ladder stool have a platform, one climbs and pedals part, one support section and a clip, described climb pedal part comprise two the first montants, these two first montants are connected to each other by ladder and/or cross bar, described support section comprises two the second montants be connected to each other, described climb pedal part and support section can swingingly be connected to each other, platform can swingingly be arranged on to climb to be pedaled in part, clip to be swingingly arranged on support section and to surround a pipe or the pin of support section for this reason, clip is articulatedly connected with platform, the feature of described ladder is, described clip seamlessly surrounds described pipe or pin.
Preferably, clip forms by wire is bending.Clip also can be made up of other material.Clip such as can be expected to be made for plastic injection piece.
Clip can have two legs, and described leg to be articulated and connected with platform with first end and to be connected by the bridgeware that described leg is connected with one with the second end.Described leg arranges around the pipe of support section or pin, especially holds in the region of the second end.
Bridgeware in a first section, preferably at two is connected in the section on leg and is roughly parallel to pipe or pin extension.Almost parallelly can refer to that the first section and pipe or pin tilt relative to each other, wherein section and pipe sell in other words in the projection of common vertical line the first section and the angle that can exist between pipe and the direction of pin preferably up to 5 °.
The bridgeware of ladder of the present invention can have curved portions or bend in the section of second, preferably centre.Second section seamlessly can rest on the pipe of support section or pin is upper, preferably when bias voltage.
Second section of the bridgeware of the clip of ladder of the present invention can bend preferably approximately 85 ° to 95 °, particularly preferably close to 90 ° relative to the second end of the first section of bridgeware and/or leg in the projection along pipe or pin direction.
First section of bridgeware can bend preferably approximately 85 ° to 95 °, particularly preferably close to 90 ° relative to the second end of leg.
Can transfer to open mode from closed state by ladder of the present invention, wherein, in open mode, platform setting is also locked in the pipe of support section or sells, and clip is fixed on described support section.This outer platform and pipe or pin can be configured so that produce disposable locking sound when shifting to open mode.Can be described as aesthetically loudly " patter " the locking sound of sound clearly can distinguish and also can not obscure with quack sound again.Therefore the user of ladder of the present invention clearly can distinguish that ladder locks when setting up and can not unexpectedly close.
Accompanying drawing explanation
The embodiment of ladder of the present invention is further illustrated by accompanying drawing.Accompanying drawing is as follows:
Fig. 1 illustrates the rear elevation by ladder of the present invention;
Fig. 2 illustrates the sectional view of ladder by the II-II line in Fig. 1;
Fig. 3 illustrates first part drawing of the clip of ladder of the present invention; And
Fig. 4 illustrates second part drawing of the clip of ladder of the present invention.
Detailed description of the invention
Be a kind of step vertical ladder by ladder 1 of the present invention, it has assembly: climb and pedal part 10, support section 20, platform 30 and clip 40, wherein especially climbs to pedal part 10 and support section 20 is formed by multiple part combination.Climb and pedal part 10, support section 20 and platform 30 with mode known in principle and method construct.
Climb and pedal part 10 and have two montants 11, these two montants are connected to each other by multiple ladder 12.The bottom of montant 12 is provided with plastic cap 13, and these plastic caps form foot of ladder.
To pedal part 10 the same with climbing, and support section 20 also has two montants 21, and the bottom of these two montants is provided with working of plastics 13, and these working of plastics form foot of ladder.The montant 21 of support section 20 is connected to each other by two pipes 22,23.The hinged component 24 on the upper end of the montant 21 of support section 20 is arranged on, support section 20 and climb and pedal part 10 and can swingingly be connected to each other by each one.Hinged component 24 is hinged on to climb for this reason and pedals on the montant 11 of part 10 below upper end.Climb pedal the montant 11 of part 10, exceed and can be connected to each other by fixing hoop climbing the hinged region pedaled between part 10 and support section 20, this does not illustrate.
Support section 10 and climb and pedal part 20 and can swing relative to each other, opens to make ladder 1 or closes.
Climb two montants 11 pedaling part also to be connected by a pipe 14 except ladder 12, this pipe be fixed on climb pedal hinged between part 10 and support section 20 and climb pedal part 10 uppermost ladder 12a between.On pipe 14 can swingingly climb pedal part two montants between platform 30 is installed.Platform 30 is such as made up of metal sheet by deep drawn.It is the shape of rectangle in a top view that this metal sheet has, wherein, and bending relative to mid portion about 90 ° of edge.Between pipe 14 and platform 30 can swing fixing to be realized by the hole in the bending edge of platform 30, pipe 14 is through this some holes.
Platform 30, with platform 30 climbing on the right side of the Stationary liquid on the pipe 14 pedaling part 10, edge is by cutting, these cuttings have the recessed and receptacle formed in the open mode of ladder 1 for upper tube 23 in side, and the montant 21 of support section 20 is connected to each other by this upper tube.The recessed upper tube 23 that can make in side is locked in cutting.Locking sound is produced at this, this locking sound can be used loudly aesthetically " patter " sound description.
Ladder 1 to be in closed state and open mode and in the position that ladder 1 is between closed state and open mode time platform 30 position determined by clip 40, this clip can swingingly be arranged on the downside of platform 30 on the one hand, on the other hand can swingingly with climb the upper tube 23 pedaling part 20 and be connected.Clip 40 is about by diameter that the wire of 5mm is bending to be made.Realize on the downside of platform 30 by the contact pin stamped out from mid portion and recall (ausstellen) fixing, in these contact pin, be provided with hole.This some holes receives the first end 41 of the leg 43 of clip 40.The second end 42 of leg 43 is connected to each other by a bridgeware 45.
In the region of the second end 42, leg 43 bends to general toroidal and upper tube 23 around support section 20 is arranged.Bridgeware 45 has the first section 47, on the second end 42 that these first sections are connected to leg 43 and relative to the second end 42 bending about 90 ° of leg 43.First section 47 of bridgeware 45 is that roughly straight line and the upper tube 23 being roughly parallel to support section 20 extend.They are connected by the second section 46 that forms curved portions.Curved portions 46 is approximately perpendicular to the first section 47 of bridgeware 45 and extends perpendicular to the second end 42 of leg 43 in the projection along upper tube 23 direction.Curved portions 46 seamlessly rests on the upper tube 23 of support section 20 when bias voltage with its mid point.As a result, there is not the gap that may cause quack sound between clip 40 and the upper tube 23 of support section 20.
Claims (17)
1. ladder (1), there is a platform (30), one climb pedal part (10), one support section (20) and a clip (40), described climb pedal part comprise two the first montants (11), these two first montants are connected to each other by ladder (12) and/or cross bar, described support section comprises two the second montants (21) be connected to each other, described climb pedal part (10) and support section (20) can swingingly be connected to each other, described platform (30) can swingingly be arranged on to climb to be pedaled in part (10), described clip (40) swingingly can be arranged on support section (20) and go up and the pipe (23) or the pin that surround support section (20) for this reason, described clip (40) is articulatedly connected with platform (30),
It is characterized in that,
Described clip (40) seamlessly surrounds described pipe (23) or pin.
2. ladder according to claim 1 (1), is characterized in that, described clip (40) forms by wire is bending.
3. ladder according to claim 1 and 2 (1), it is characterized in that, described clip (40) has two legs (43), and described leg to be articulated and connected with platform (30) with first end (41) and to be connected with a bridgeware (45) be connected by described leg (43) with the second end (42).
4. ladder according to claim 3 (1), it is characterized in that, described leg (43) is being connected in the region (44) on the second end (42) around the pipe (23) of support section (20) or pin setting.
5. ladder according to claim 3 (1), it is characterized in that, described leg (43) be connected in the region (44) on the second end (42) around the pipe (23) of support section (20) or pin hold.
6. ladder according to claim 4 (1), is characterized in that, described bridgeware (45) in the first section (47), be roughly parallel to pipe (23) or pin extends.
7. ladder according to claim 4 (1), is characterized in that, described bridgeware (45) is connected at two in the section on leg and is roughly parallel to pipe (23) or pin extension.
8. ladder according to claim 4 (1), it is characterized in that, described bridgeware (45) has curved portions or bend in the second section (46), and described second section (46) seamlessly rests on the pipe (23) of support section (20) or sells.
9. ladder according to claim 6 (1), it is characterized in that, described bridgeware (45) has curved portions or bend in the second section (46), and described second section (46) seamlessly rests on the pipe (23) of support section (20) or sells.
10. ladder (1) according to claim 8 or claim 9, is characterized in that, described second section (46) is middle section.
11. ladders (1) according to claim 8 or claim 9, is characterized in that, second section (46) of described bridgeware (45) rests on when bias voltage on pipe (23) or pin.
12. ladders according to claim 9 (1), it is characterized in that, described second section (46) bends 85 ° to 95 ° relative to first section (47) of bridgeware (45) and/or the second end (42) of leg (43) in the projection along pipe (23) or pin direction.
13. ladders according to claim 12 (1), it is characterized in that, described second section (46) bends close to 90 ° relative to first section (47) of bridgeware (45) and/or the second end (42) of leg (43) in the projection along pipe (23) or pin direction.
14. ladders according to claim 6 (1), is characterized in that, first section (47) of described bridgeware (45) bends 85 ° to 95 ° relative to the second end (42) of leg (43).
15. ladders according to claim 14 (1), is characterized in that, first section (47) of described bridgeware (45) is bending relative to the second end (42) of leg (43) close to 90 °.
16. ladders according to claim 1 and 2 (1), it is characterized in that, described ladder (1) can be transferred to open mode from closed state, in open mode, platform (30) keeps flat and is locked in the pipe (23) of support section (20) or sells, clip (40) is fixed on described pipe or pin, and platform (30) becomes to make can produce disposable locking sound when shifting to open mode with pipe (23) or pin structure.
17. ladders according to claim 1 and 2 (1), is characterized in that, described ladder (1) is step vertical ladder or folding step stool.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201020002337 DE202010002337U1 (en) | 2010-02-12 | 2010-02-12 | Ladder, in particular step ladder or folding step, with a platform, a riser, a support member and a bracket |
| DE202010002337.8 | 2010-02-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102162331A CN102162331A (en) | 2011-08-24 |
| CN102162331B true CN102162331B (en) | 2015-11-18 |
Family
ID=42146080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110036774.6A Active CN102162331B (en) | 2010-02-12 | 2011-02-11 | Ladder |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2360345B1 (en) |
| CN (1) | CN102162331B (en) |
| DE (1) | DE202010002337U1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202012100454U1 (en) | 2012-02-10 | 2013-05-13 | Hailo-Werk Rudolf Loh Gmbh & Co. Kg | Shelf for a stepladder and stepladder with such a shelf |
| CN102943615B (en) * | 2012-10-30 | 2015-06-03 | 国家电网公司 | Horizontal-buckling support insulating ladder |
| DE202015100663U1 (en) | 2015-02-11 | 2016-05-12 | Hailo-Werk Rudolf Loh Gmbh & Co. Kg | Device for storing feet which can be mounted on a climbing device such as a ladder, a folding step or the like |
| DE202015100668U1 (en) | 2015-02-11 | 2016-05-12 | Hailo-Werk Rudolf Loh Gmbh & Co. Kg | Device for securing a stepladder in an erected position |
| CN105863483A (en) * | 2016-05-06 | 2016-08-17 | 国网山东省电力公司博兴县供电公司 | Safety climbing ladder special for nighttime electric power maintenance |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1876187U (en) * | 1963-03-12 | 1963-07-25 | Hailo Werk Rudolf Loh K G | STEP LADDER. |
| DE8203532U1 (en) * | 1982-02-10 | 1982-07-15 | Krause-Werk Gmbh & Co Kg, 6320 Alsfeld | FOLDING LADDER |
| EP1439280A1 (en) * | 2003-01-17 | 2004-07-21 | Société Anonyme dite Tubesca | Stepladder with a spring arm locked platform |
| DE102004062567A1 (en) * | 2004-12-24 | 2006-07-13 | Hymer-Leichtmetallbau Gmbh & Co. Kg | Standing ladder with safety bridge |
| JP4118218B2 (en) * | 2003-10-15 | 2008-07-16 | アルインコ株式会社 | stepladder |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2763358B1 (en) * | 1996-09-17 | 1999-08-06 | Tubesca | SIDE POSITIONING SECURITY SYSTEM FOR STEPLADDER, STEP, AND SIMILAR LIFT PLATFORM DEVICE |
| US6022055A (en) * | 1996-11-15 | 2000-02-08 | Donaldson Company, Inc. | Latch arrangements; air cleaners with the latch arrangement; and methods |
| FR2832608B1 (en) * | 2001-11-23 | 2004-02-13 | Tubesca | CONNECTING BOARD SPRING PLATFORM |
-
2010
- 2010-02-12 DE DE201020002337 patent/DE202010002337U1/en not_active Expired - Lifetime
-
2011
- 2011-02-07 EP EP11153583.7A patent/EP2360345B1/en active Active
- 2011-02-11 CN CN201110036774.6A patent/CN102162331B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1876187U (en) * | 1963-03-12 | 1963-07-25 | Hailo Werk Rudolf Loh K G | STEP LADDER. |
| DE8203532U1 (en) * | 1982-02-10 | 1982-07-15 | Krause-Werk Gmbh & Co Kg, 6320 Alsfeld | FOLDING LADDER |
| EP1439280A1 (en) * | 2003-01-17 | 2004-07-21 | Société Anonyme dite Tubesca | Stepladder with a spring arm locked platform |
| JP4118218B2 (en) * | 2003-10-15 | 2008-07-16 | アルインコ株式会社 | stepladder |
| DE102004062567A1 (en) * | 2004-12-24 | 2006-07-13 | Hymer-Leichtmetallbau Gmbh & Co. Kg | Standing ladder with safety bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102162331A (en) | 2011-08-24 |
| EP2360345B1 (en) | 2018-01-10 |
| DE202010002337U1 (en) | 2010-05-06 |
| EP2360345A2 (en) | 2011-08-24 |
| EP2360345A3 (en) | 2015-09-02 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |