CN106014176A - Foldable ladder - Google Patents
Foldable ladder Download PDFInfo
- Publication number
- CN106014176A CN106014176A CN201610372603.3A CN201610372603A CN106014176A CN 106014176 A CN106014176 A CN 106014176A CN 201610372603 A CN201610372603 A CN 201610372603A CN 106014176 A CN106014176 A CN 106014176A
- Authority
- CN
- China
- Prior art keywords
- rotational coupling
- coupling mechanism
- support frame
- connector
- folding ladder
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/14—Ladders capable of standing by themselves
- E06C1/16—Ladders capable of standing by themselves with hinged struts which rest on the ground
- E06C1/18—Ladders capable of standing by themselves with hinged struts which rest on the ground with supporting struts formed as ladders
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/387—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders having tip-up steps
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/082—Connections between rungs or treads and longitudinal members
- E06C7/083—Bracket type connection
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses a foldable ladder which comprises a supporting frame I, a supporting frame II and a top rod. The supporting frame I and the supporting frame II are rotatably connected to the left and right sides of the top rod through rotation connecting mechanisms which are used for driving the supporting frame I and the supporting frame II to move left and right. The rotation connecting mechanisms comprise the first rotation connecting mechanism and the second rotation connecting mechanism, and the first rotation connecting mechanism and the second rotation connecting mechanism are fixedly connected through the top rod. The first rotation connecting mechanism and the second rotation connecting mechanism each comprise a connecting part mechanism I and a connecting part mechanism II, the movable end of each connecting part mechanism I and the movable end of the corresponding connecting part mechanism II are rotatably connected to the two ends of the top rod, the fixed end of each connecting part mechanism I is fixedly connected to the top of the supporting frame I, and the fixed end of each connecting part mechanism II is fixedly connected with the top of the supporting frame II. The foldable ladder is stable in structure, high in strength and wide in applicability.
Description
Technical field
The present invention relates to ladder field, particularly relate to a kind of folding ladder.
Background technology
Folding ladder is product conventional during people produce and live, and its material is mostly wood or metal, can
Folding ladder can fold according to actual needs or launch, and is therefore widely used in building, traffic, machinery etc. many
Individual field.
Folding ladder in the market is mainly made up of bracing frame, and bracing frame includes again the support that left and right is arranged
The entirety of one V-arrangement of formation after frame I and bracing frame II, this bracing frame I and bracing frame II connection, but at present
Folding ladder be primarily present following shortcoming: the bracing frame I of current folding ladder and the top of bracing frame II
Directly it is rotatably connected, this is rotationally connected that mode exists structural instability, bonding strength is relatively low, make
The uneasy congruent defect of shorter with the life-span in use.
In order to solve the problems referred to above, the connecting locating mechanism of substantial amounts of folding ladder arises at the historic moment, but existing
The connecting locating mechanism of folding ladder have that structure is complicated, use the defects such as inconvenient and relatively costly so that
The folding ladder using this bindiny mechanism can not widespread adoption be promoted.
Therefore, research and develop a kind of Stability Analysis of Structures, intensity is higher and the suitability is wider folding ladder, it appears especially
Important.
Summary of the invention
It is an object of the invention to overcome a kind of Stability Analysis of Structures of defect proposition of prior art, intensity higher and suitable
By the wider folding ladder of property.
In order to solve above-mentioned technical problem, originally provide a kind of folding ladder, including bracing frame I, bracing frame
II and push rod, support frame as described above I and support frame as described above II be rotatably connected on described top by rotational coupling mechanism
The left and right sides of bar, described rotational coupling mechanism is used for driving support frame as described above I and support frame as described above about II
Mobile；Described rotational coupling mechanism includes the first rotational coupling mechanism and the second rotational coupling mechanism, described
One rotational coupling mechanism is connected by described push rod and described second rotational coupling mechanism are fixing；Described first turn
It is dynamically connected mechanism and described second rotational coupling mechanism all includes bindiny mechanism I and connector mechanism II, described
The movable end of connector mechanism I and the movable end of described connector mechanism II are rotatably connected on the two of described push rod
Individual end, the fixing end of described connector mechanism I is fixing with the top of support frame as described above I to be connected, described company
The fixing end of connection mechanism II is fixing with the top of support frame as described above II to be connected.
Preferably, described connector mechanism I and described bindiny mechanism II are hinge.
Further, support frame as described above I is made up of two support bars I, the top of described support bar I and institute
State the fixing connection of fixing end of bindiny mechanism I.
Further, support frame as described above II is made up of two support bars II, the top of described support bar II and institute
State the fixing connection of fixing end of bindiny mechanism II.
Further, it is evenly distributed with multiple connector, on described connector between two described support bars II
Being rotatably connected to pedal, described pedal is rectangle.
Further, a long limit of described pedal is rotatably connected on described connector, the two of described pedal
Be rotatably connected to head rod on individual minor face, described head rod away from the position of described pedal with one
The top of the second connecting rod is rotationally connected, and the bottom of described second connecting rod is rotationally connected with support frame as described above I.
Preferably, described head rod and described second connecting rod are two, described second connecting rod
Top is rotationally connected by head rod described in bearing pin.
Further, the bottom of described support bar I and the bottom of described support bar II are provided with spike and prevent
Sliding sleeve.
The folding ladder of the present invention, has the advantages that
1, the rotational coupling mechanism of the present invention includes the first rotational coupling mechanism and the second rotational coupling mechanism, the
One rotational coupling mechanism is connected by described push rod and described second rotational coupling mechanism are fixing, improves collapsible
The stability in the large of ladder.
2, the first rotational coupling mechanism and described second rotational coupling mechanism of the present invention all includes bindiny mechanism I
With connector mechanism II, the fixing end of connector mechanism I is fixing with the top of bracing frame I to be connected, and connects machine
The fixing end of structure II is fixing with the top of bracing frame II to be connected, and connector mechanism I and bindiny mechanism II are hinge
Chain, the present invention drives the left and right of bracing frame I and bracing frame II to move by connector mechanism I and bindiny mechanism II
Dynamic, simple in construction, easy to use, cost is relatively low, and the scope of application is wider.
Accompanying drawing explanation
In order to be illustrated more clearly that technical scheme, below will be in embodiment or description of the prior art
The required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some bright embodiments, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the folding ladder of the present invention；
Fig. 2 is the attachment structure schematic diagram of the rotational coupling mechanism of the folding ladder of the present invention；
Fig. 3 is the pedal attachment structure schematic diagram with connector of the present invention.
Wherein, in figure, reference corresponds to: 1-bracing frame I, 101-support bar I, 2-bracing frame II, 201-
Support bar II, 3-push rod, 4-the first rotational coupling mechanism, 5-the second rotational coupling mechanism, 6-bindiny mechanism I,
7-connector mechanism II, 8-connector, 9-pedal, 10-head rod, 11-the second connecting rod, 12-supports
Foot Anti-slip cover.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in inventive embodiments is carried out clear,
It is fully described by, it is clear that described embodiment is only a part of embodiment of the present invention rather than all
Embodiment.Based on embodiments of the invention, those of ordinary skill in the art are not making creative work
On the premise of the every other embodiment that obtained, broadly fall into the scope of protection of the invention.
As depicted in figs. 1 and 2, the invention discloses a kind of folding ladder, including bracing frame I 1, bracing frame
II 2 and push rod 3, support frame as described above I 1 and support frame as described above II 2 be rotatably connected on by rotational coupling mechanism
The left and right sides of described push rod 3, described rotational coupling mechanism is used for driving support frame as described above I 1 and described support
Frame II 2 moves left and right；Described rotational coupling mechanism includes that the first rotational coupling mechanism 4 and second is rotationally connected machine
Structure 5, described first rotational coupling mechanism 4 is fixed with described second rotational coupling mechanism 5 by described push rod 3
Connect；Described first rotational coupling mechanism 4 and described second rotational coupling mechanism 5 all include bindiny mechanism I 6
With connector mechanism II 7, the movable end of described connector mechanism I 6 and the activity of described connector mechanism II 7
End is rotatably connected on two ends of described push rod 3, the fixing end of described connector mechanism I 6 and described support
The top of frame I 1 is fixing to be connected, and the fixing end of described bindiny mechanism II 7 is solid with the top of support frame as described above II 2
Fixed connection, described connector mechanism I 6 and described bindiny mechanism II 7 are hinge.
Continue as it is shown in figure 1, support frame as described above I 1 is made up of two support bars I 101, described support bar I
The top of 101 is fixing with the fixing end of described bindiny mechanism I 6 to be connected；Support frame as described above II 2 is by two supports
Bar II 201 forms, and the top of described support bar II 201 is fixing with the fixing end of described bindiny mechanism II 7 to be connected；
The bottom of described support bar I 101 and the bottom of described support bar II 201 are provided with a spike Anti-slip cover 12.
As shown in figures 1 and 3, between two described support bars II 201, it is evenly distributed with multiple connector 8,
Being rotatably connected to pedal 9 on described connector 8, described pedal 9 is rectangle；One of described pedal 9 long
While be rotatably connected on described connector 8, two minor faces of described pedal 9 are rotatably connected to the first connection
Bar 10, described head rod 10 is away from top with one second connecting rod 11 on the position of described pedal 9
Being rotationally connected, the bottom of described second connecting rod 11 is rotationally connected with support frame as described above I 1；Described first even
Extension bar 10 and described second connecting rod 11 are two, and bearing pin institute is passed through at the top of described second connecting rod 11
State head rod 10 to be rotationally connected.
When the folding ladder of the present invention uses: under the effect of external force, support frame as described above I 1 and support frame as described above
II 2 outwards launch under the drive of described connector mechanism I 6 and described bindiny mechanism II 7, now, and first
Connecting rod 10 and the second connecting rod 11 all move down, pedal 9 under the drive of head rod 10 also to
Lower movement, when the surface of pedal 9 is set level completely, bracing frame I 1 and support frame as described above II 2 belong to be opened up completely
The state opened；When above-mentioned folding ladder is packed up by needs, as long as giving a work contrary with above-mentioned external force
Firmly.
The folding ladder of the present invention, has the advantages that
1, the rotational coupling mechanism of the present invention includes the first rotational coupling mechanism and the second rotational coupling mechanism, the
One rotational coupling mechanism is connected by described push rod and described second rotational coupling mechanism are fixing, improves collapsible
The stability in the large of ladder.
2, the first rotational coupling mechanism and described second rotational coupling mechanism of the present invention all includes bindiny mechanism I
With connector mechanism II, the fixing end of connector mechanism I is fixing with the top of bracing frame I to be connected, and connects machine
The fixing end of structure II is fixing with the top of bracing frame II to be connected, and connector mechanism I and bindiny mechanism II are hinge
Chain, the present invention drives the left and right of bracing frame I and bracing frame II to move by connector mechanism I and bindiny mechanism II
Dynamic, simple in construction, easy to use, cost is relatively low, and the scope of application is wider.
Above disclosed only presently preferred embodiments of the present invention, can not limit the present invention with this certainly
Interest field, the equivalent variations therefore made according to the claims in the present invention, still belong to the model that the present invention is contained
Enclose.
Claims (8)
1. a folding ladder, it is characterised in that include bracing frame I (1), bracing frame II (2) and top
Bar (3), support frame as described above I (1) and support frame as described above II (2) are rotationally connected by rotational coupling mechanism
In the left and right sides of described push rod (3), described rotational coupling mechanism is used for driving support frame as described above I (1)
Move left and right with support frame as described above II (2)；
Described rotational coupling mechanism includes the first rotational coupling mechanism (4) and the second rotational coupling mechanism (5),
Described first rotational coupling mechanism (4) is by described push rod (3) and described second rotational coupling mechanism (5)
Fixing connection；Described first rotational coupling mechanism (4) and described second rotational coupling mechanism (5) all include
Bindiny mechanism I (6) and connector mechanism II (7), the movable end of described connector mechanism I (6) and institute
The movable end stating connector mechanism II (7) is rotatably connected on two ends of described push rod (3), described company
The fixing end of connector device I (6) is fixing with the top of support frame as described above I (1) to be connected, described connection machine
The fixing end of structure II (7) is fixing with the top of support frame as described above II (2) to be connected.
Folding ladder the most according to claim 1, it is characterised in that described connector mechanism I (6)
It is hinge with described bindiny mechanism II (7).
3. according to the folding ladder described in any one claim in claim 1 or 2, it is characterised in that
Support frame as described above I (1) is made up of two support bars I (101), the top of described support bar I (101)
Fix with the fixing end of described bindiny mechanism I (6) and be connected.
4. according to the folding ladder described in claim 3, it is characterised in that support frame as described above II (2) is by two
Support bar II (201) forms, the top of described support bar II (201) and described bindiny mechanism II (7)
Fixing end is fixing to be connected.
5. according to the folding ladder described in claim 4, it is characterised in that two described support bars II (201)
Between be evenly distributed with multiple connector (8), described connector (8) is rotatably connected to pedal (9),
Described pedal (9) is rectangle.
6. the folding ladder described in claim 5, it is characterised in that a long limit of described pedal (9) turns
It is automatically connected on described connector (8), two minor faces of described pedal (9) is rotatably connected to first even
Extension bar (10), described head rod (10) is connected with one second away from the position of described pedal (9)
The top of bar (11) is rotationally connected, the bottom of described second connecting rod (11) and support frame as described above I (1)
It is rotationally connected.
Folding ladder the most according to claim 6, it is characterised in that described head rod (10)
Being two with described second connecting rod (11), bearing pin institute is passed through at the top of described second connecting rod (11)
State head rod (10) to be rotationally connected.
8. according to the folding ladder described in any one claim in claim 4-7, it is characterised in that institute
It is anti-skidding that the bottom of the bottom and described support bar II (201) of stating support bar I (101) is provided with a spike
Set (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610372603.3A CN106014176A (en) | 2016-05-30 | 2016-05-30 | Foldable ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610372603.3A CN106014176A (en) | 2016-05-30 | 2016-05-30 | Foldable ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106014176A true CN106014176A (en) | 2016-10-12 |
Family
ID=57092474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610372603.3A Pending CN106014176A (en) | 2016-05-30 | 2016-05-30 | Foldable ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106014176A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2354996A1 (en) * | 2000-08-11 | 2002-02-11 | Cosco Management, Inc. | Step stool |
| US6347687B1 (en) * | 1999-09-16 | 2002-02-19 | Pt Indal Aluminum Industry Tbk. | Compact collapsible step ladder |
| CN201650096U (en) * | 2010-01-29 | 2010-11-24 | 苏州宝富轻工制品有限公司 | Large slab pedal platform |
| CN203923730U (en) * | 2014-07-01 | 2014-11-05 | 九牧智能厨卫（安徽）有限公司 | A kind of Foldable multifunctional clothes hanger |
| CN204039792U (en) * | 2014-09-19 | 2014-12-24 | 张辉 | Foldable multifunctional clothes hanger |
-
2016
- 2016-05-30 CN CN201610372603.3A patent/CN106014176A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6347687B1 (en) * | 1999-09-16 | 2002-02-19 | Pt Indal Aluminum Industry Tbk. | Compact collapsible step ladder |
| CA2354996A1 (en) * | 2000-08-11 | 2002-02-11 | Cosco Management, Inc. | Step stool |
| CN201650096U (en) * | 2010-01-29 | 2010-11-24 | 苏州宝富轻工制品有限公司 | Large slab pedal platform |
| CN203923730U (en) * | 2014-07-01 | 2014-11-05 | 九牧智能厨卫（安徽）有限公司 | A kind of Foldable multifunctional clothes hanger |
| CN204039792U (en) * | 2014-09-19 | 2014-12-24 | 张辉 | Foldable multifunctional clothes hanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161012 |
|
| WD01 | Invention patent application deemed withdrawn after publication |