CN205532236U - Can be applied to folding ladder of multiple occasion - Google Patents
Can be applied to folding ladder of multiple occasion Download PDFInfo
- Publication number
- CN205532236U CN205532236U CN201620184122.5U CN201620184122U CN205532236U CN 205532236 U CN205532236 U CN 205532236U CN 201620184122 U CN201620184122 U CN 201620184122U CN 205532236 U CN205532236 U CN 205532236U
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- CN
- China
- Prior art keywords
- height
- unit
- supporting leg
- ascend
- folded ladder
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a can be applied to folding ladder of multiple occasion, including first ascend a height unit and the second unit of ascending a height, first ascend a height unit and second are ascended a height articulated connection of upper end of unit, and first ascend a height unit and second are ascended a height the both sides outside of unit and is passed through the connection of telescopic connection spare respectively, and folding ladder possesses four kinds of operating condition, are level land state, step state, expansion respectively and increase state and vehicle attachment strap state. Should fold the use by folding ladder under normal condition, when running into ramp or step, the support angle of folding ladder is accessible time adjusted in flexible four corners according to the slope of ramp or step, guarantees staff's the operation safety of ascending a height, when the operation of carrying out the height, folding ladder can trail to the wall forms higher ladder as supporting, except as the instrument of ascending a height, when development condition, its transfer bridge that can also regard as vehicle loading and uninstallation process, the application scenario is various.
Description
Technical field:
This utility model relates to civil engineering machine field, more particularly to one and can answer
Folded ladder for multiple occasion.
Background technology:
Folded ladder is common civil engineering articles for use, be staff ascend a height operation must
Few instrument, it can assist in staff and climbs up on-site or climb down.The folded ladder used time
Open, be finished and convert into, convenient transfer, due to the multiple advantage of himself, extensively should
In various civil engineerings, fitting-out work, the compatibility that facilitates of folded ladder is got more and more
People like.
Although folded ladder of the prior art has multiple advantage, but it still needs in the following areas
Improve: first, climbing height has obvious drawback, it is difficult to meet the work of high height
Industry, can only change ascending tool when carrying out the operation of more high altitude；Secondly, existing folding
Ladder structure is fixed, and the corner size of folded ladder is immutable, difficult at step or on ramp
To carry out stable support；Last folded ladder is merely capable of using as power tool of ascending a height,
Application scenario is single.
Utility model content:
The purpose of this utility model is aiming at the deficiency of prior art, and provides one to apply
In the folded ladder of multiple occasion, this folded ladder folds use under normal circumstances, when running into
When ramp or step, flexible corner can adjust folding ladder according to the gradient of ramp or step in time
The support angle of son, it is ensured that the ascending operation-using safety of staff；When the work carrying out more high altitude
During industry, folded ladder is extensible to be opened, using metope as supporting the higher ladder of formation；Except making
For ascending tool, when deployed condition, its can also as vehicle loading and the attachment strap of uninstall process,
Application scenario is various.
Technology solution of the present utility model is as follows:
A kind of folded ladder that can be applicable to multiple occasion, including identical first the stepping on of two structures
High unit and second is ascended a height unit, first ascend a height unit and second ascend a height unit upper end thereof even
Connect, first ascend a height unit and second ascend a height unit both sides outside respectively by flexible connector even
Connect, first ascend a height unit and second ascend a height unit all include two identical the first supporting legs of structure and
Second supporting leg, the upper end of the first supporting leg and the second supporting leg connects by hollow crossbeam is fixing, and first
Connecting between supporting leg and the second supporting leg and have pedal, the lower end of the first supporting leg and the second supporting leg is the most movable
Being socketed with the telescopic outrigger that structure is identical, the bottom of telescopic outrigger is hinged with friction by connecting shaft
Lower margin, four collapsing lengths between supporting leg and corresponding telescopic outrigger of folded ladder are adjustable
Joint, and locked by locking member, folded ladder possesses four kinds of duties, respectively level lands
State and vehicle attachment strap state are increased in state, step state, expansion.
Preferred, between hollow crossbeam and the first supporting leg, the second supporting leg as technique scheme
Being welded and fixed molding, the first supporting leg and the second supporting leg are that hollow section is made, and telescopic outrigger is real
Cardioid steel is made, and is socketed in inside the first supporting leg, the second supporting leg in telescopic outrigger, the first supporting leg,
Second supporting leg bottom is provided with multiple installing hole, and telescopic outrigger is also equipped with multiple and installing hole
Corresponding embedded hole, when adjusting the height of telescopic outrigger, by installing hole and embedded hole to good, and
Insert locking member.
Preferred as technique scheme, first ascend a height unit hollow crossbeam on be provided with prominent
Going out parts, the quantity of projecting part is multiple, second ascend a height unit hollow crossbeam on be provided with
Concave inward structure, the quantity of concave inward structure is identical with the quantity of projecting part, and the setting of projecting part
Seated position and concave inward structure to arrange position corresponding.
Preferred as technique scheme, projecting part is prominent metal derby, the number of metal derby
Amount is two, lays respectively at the both sides of hollow crossbeam near marginal portion, and concave inward structure is with prominent
The mating shapes of metal derby.
Preferred as technique scheme, first the ascend a height both sides of hollow crossbeam of unit are close
Marginal portion is provided with the first otic placode, and second ascends a height the both sides of hollow crossbeam of unit near limit
Edge portion is provided with the second otic placode, and the first otic placode, the second otic placode are all fixing by being welded to connect
On hollow crossbeam and hinged by rotating shaft.
Preferred as technique scheme, flexible connector includes the first connector and second even
Fitting, the first connector is hollow-core construction, and the second connector is solid construction, the first connector,
Second connector and first ascend a height unit, second ascend a height unit connect end offer mounting pin
Axis hole, the first connector, the second connector are provided with through hole, the first connector, second
Connector is fixed by socket by connecting locking member.
Preferred as technique scheme, friction lower margin includes base and connecting portion, connecting portion
Including base plate and two floors being welded on base plate both sides, floor offers open-work, base
The side contacted with ground is provided with groove, to strengthen the frictional force with ground.
Preferred as technique scheme, during the state of level land, the telescopic outrigger contracting of folded ladder
Enter length identical.
Preferred as technique scheme, during step state, folded ladder is positioned at step upper strata
The collapsing length of the telescopic outrigger on step is more than being positioned at the telescopic outrigger on step lower floor step
Collapsing length, be positioned at the collapsing length of the telescopic outrigger on the step of step upper strata and be positioned at step
The difference of the collapsing length of the telescopic outrigger on lower floor's step is step upper strata step and lower floor's step
The difference of height.
Preferred as technique scheme, when launching to increase state, the first of folded ladder steps on
High unit and second angle between unit of ascending a height becomes 180 °, and projecting part and concave inward structure are mutual
Engaging, the first of folded ladder ascend a height unit and second ascend a height unit respectively with ground and body of wall phase
Meet place, formed and increase ladder.
Preferred as technique scheme, during vehicle attachment strap state, the first of folded ladder steps on
High unit and second angle between unit of ascending a height becomes 180 °, and projecting part and concave inward structure are mutual
Engaging, the first of folded ladder ascend a height unit and second ascend a height unit respectively with ground B and compartment
D contacts, and forms vehicle attachment strap.
The beneficial effects of the utility model are: this folded ladder folds under normal circumstances and makes
With, when running into ramp or step, flexible corner can be in time according to ramp or the gradient of step
Adjust the support angle of folded ladder, it is ensured that the ascending operation-using safety of staff；When carrying out more
During the operation of high altitude, folded ladder is extensible to be opened, and forms higher ladder using metope as supporting
Son；Except as ascending tool, when deployed condition, it can also be as vehicle loading and unloading
The transfer bridge of process, application scenario is various.
Accompanying drawing illustrates:
The following drawings is only intended to, in schematically illustrating this utility model and explaining, not limit
Scope of the present utility model.Wherein:
Fig. 1 is this utility model structural representation in level land state；
Fig. 2 is this utility model structural representation in step state；
Fig. 3 is the structural representation that this utility model launches to increase state；
Fig. 4 is this utility model structural representation as vehicle attachment strap state；
Fig. 5 is the structural representation of flexible connector；
Fig. 6 is the structural representation of friction lower margin.
Detailed description of the invention:
As Figure 1-4, the folded ladder that can be applicable to multiple occasion includes two structure phases
With the first unit 1 and second of ascending a height ascend a height unit 2, the first unit 1 and second of ascending a height is stepped on
The upper end thereof of high unit 2 connects, and the first unit 1 and second of ascending a height is ascended a height the two of unit 2
Being connected by flexible connector 8 respectively outside limit, the first unit 1 and second of ascending a height is ascended a height list
Unit 2 all includes the first supporting leg 11 and the second supporting leg 12, the first supporting leg that two structures are identical
11 and second the upper end of supporting leg 12 connect by hollow crossbeam 13 is fixing, the first supporting leg 11
With second connect between supporting leg 12 and have pedal 14, the first supporting leg 11 and the second supporting leg 12 times
Holding equal movable sleeve to be connected to the identical telescopic outrigger of structure 15, the bottom of telescopic outrigger 15 is passed through
Connecting shaft 4 is hinged with friction lower margin 3, and four supporting legs of folded ladder stretch with corresponding
Collapsing length scalable between supporting leg 15, and locked by locking member 16, folding ladder
Son possesses four kinds of duties, respectively level land state, step state, expansion and increases shape
State and vehicle attachment strap state.
It is welded and fixed molding between hollow crossbeam 13 and first supporting leg the 11, second supporting leg 12,
First supporting leg 11 and the second supporting leg 12 are made for hollow section, and telescopic outrigger 15 is solid type
Steel is made, and is socketed in first supporting leg the 11, second supporting leg 12 internal in telescopic outrigger 15, the
One supporting leg the 11, second supporting leg 12 bottom is provided with multiple installing hole, on telescopic outrigger 15 also
It is provided with multiple embedded hole corresponding with installing hole, when adjusting the height of telescopic outrigger 15,
By installing hole and embedded hole to good, and insert locking member 16.
Locking member 16 is preferably locking latch.
First ascend a height unit 1 hollow crossbeam 13 on be provided with projecting part 5, projecting part
The quantity of 5 is multiple, second ascend a height unit 1 hollow crossbeam on be provided with concave inward structure 6,
The quantity of concave inward structure 6 is identical with the quantity of projecting part 5, and the setting of projecting part 5
Position and concave inward structure 6 to arrange position corresponding.
Projecting part 5 is preferably prominent metal derby, and the quantity of metal derby is two, respectively
It is positioned at the both sides of hollow crossbeam 13 near marginal portion, concave inward structure 6 and prominent metal derby
Mating shapes.
First both sides of hollow crossbeam 13 ascending a height unit 1 are provided with near marginal portion
First otic placode 17, second the ascend a height both sides of hollow crossbeam of unit 2 are equal near marginal portion
Being provided with the second otic placode 27, first otic placode the 17, second otic placode 27 is all solid by being welded to connect
It is scheduled on hollow crossbeam, and hinged by rotating shaft 7.
As it is shown in figure 5, flexible connector 8 includes the first connector 81 and the second connector
82, the first connector 81 is hollow-core construction, and the second connector 82 is solid construction, first
Ascend a height with first unit 1, the second unit 2 of ascending a height of connector the 81, second connector 82 is connected
End offer mounting pin axis hole, first connector the 81, second connector 82 is all provided with
Being equipped with through hole 85,86, first connector the 81, second connector 82 is by connecting locking member
It is fixed by socket.
As shown in Figure 6, friction lower margin 3 includes base 31 and connecting portion, and connecting portion includes the end
Plate 34 and be welded on two floors 32 of base plate 34 both sides, floor 32 offers open-work
33, the side that base 31 contacts with ground is provided with groove 311, to strengthen and ground
Frictional force.
As it is shown in figure 1, during the state of level land, the telescopic outrigger indentation length phase of folded ladder
With.
As in figure 2 it is shown, during step state, folded ladder is positioned on the step of step C upper strata
The collapsing length of telescopic outrigger is stretched more than the telescopic outrigger being positioned on step C lower floor step
Contracting length, is positioned at the collapsing length of the telescopic outrigger on the step of step C upper strata and is positioned at platform
The difference of the collapsing length of the telescopic outrigger on rank C lower floor step be step C upper strata step and
The difference of lower floor's shoulder height.
As it is shown on figure 3, launch when increasing state, the first of folded ladder ascends a height unit 1
And second angle between unit 2 of ascending a height become 180 °, projecting part 5 and concave inward structure 6 are mutual
Engaging, the first of folded ladder ascend a height unit 1 and second ascend a height unit 2 respectively with ground B
With body of wall A joint, formed and increase ladder.
As shown in Figure 4, during vehicle attachment strap state, the first of folded ladder ascends a height unit 1
And second angle between unit 2 of ascending a height become 180 °, projecting part 5 and concave inward structure 6 are mutual
Engaging, the first of folded ladder ascend a height unit 1 and second ascend a height unit 2 respectively with ground B
Contact with compartment D, form vehicle attachment strap.
Described embodiment is in order to illustrative this utility model, new not for limiting this practicality
Type.Any those skilled in the art all can under spirit and the scope of the present utility model,
Modifying described embodiment, rights protection scope the most of the present utility model, Ying Ruben is real
Listed by novel claim.
Claims (10)
1. the folded ladder that can be applicable to multiple occasion, it is characterised in that include two
The first unit (1) and second of ascending a height that structure is identical is ascended a height unit (2), and first ascends a height unit
(1) and the second ascend a height unit (2) upper end thereof connect, first ascend a height unit (1) and
Second ascend a height unit (2) both sides outside respectively by flexible connector (8) connect, first
Unit (1) of ascending a height unit (2) of ascending a height with second all includes two identical the first supporting legs of structure
(11) and the second supporting leg (12), the first supporting leg (11) and the upper end of the second supporting leg (12)
Connect by hollow crossbeam (13) is fixing, the first supporting leg (11) and the second supporting leg (12) it
Between connect have pedal (14), the lower end of the first supporting leg (11) and the second supporting leg (12) is the most alive
Moving and be socketed with the identical telescopic outrigger of structure (15), the bottom of telescopic outrigger (15) is by even
Spindle (4) is hinged with friction lower margin (3), and four supporting legs of folded ladder are stretched with corresponding
Collapsing length scalable between contracting supporting leg (15), and locked by locking member (16).
The folded ladder that can be applicable to multiple occasion the most according to claim 1, it is special
Levy and be: weld between hollow crossbeam (13) and the first supporting leg (11), the second supporting leg (12)
Connecing fixed-type, the first supporting leg (11) and the second supporting leg (12) are that hollow section is made, and stretch
Contracting supporting leg (15) is that solid bar is made, be socketed in telescopic outrigger (15) the first supporting leg (11),
Second supporting leg (12) is internal, and the first supporting leg (11), the second supporting leg (12) bottom are provided with
Multiple installing holes, telescopic outrigger (15) is also equipped with multiple embedded hole corresponding with installing hole.
The folded ladder that can be applicable to multiple occasion the most according to claim 1, it is special
Levy and be: first ascend a height unit (1) hollow crossbeam (13) on be provided with projecting part (5),
The quantity of projecting part (5) is multiple, second ascend a height unit (1) hollow crossbeam on arrange
Having concave inward structure (6), the quantity of concave inward structure (6) is identical with the quantity of projecting part (5),
And projecting part (5) arrange position and concave inward structure (6) to arrange position corresponding.
The folded ladder that can be applicable to multiple occasion the most according to claim 3, it is special
Levy and be: projecting part (5) is prominent metal derby, and the quantity of metal derby is two, respectively
It is positioned at the both sides of hollow crossbeam (13) near marginal portion, concave inward structure (6) and prominent gold
Belong to the mating shapes of block.
The folded ladder that can be applicable to multiple occasion the most according to claim 1, it is special
Levy and be: first ascends a height the both sides of hollow crossbeam (13) of unit (1) near marginal portion
Being provided with the first otic placode (17), second the ascend a height both sides of hollow crossbeam of unit (2) are close
Marginal portion is provided with the second otic placode (27), the first otic placode (17), the second otic placode (27)
All it is fixed on hollow crossbeam by being welded to connect, and hinged by rotating shaft (7).
The folded ladder that can be applicable to multiple occasion the most according to claim 1, it is special
Levy and be: flexible connector (8) includes the first connector (81) and the second connector (82),
First connector (81) is hollow-core construction, and the second connector (82) is solid construction, first
Connector (81), the second connector (82) with first ascend a height unit (1), second ascend a height list
The end that unit (2) connects offers mounting pin axis hole, the first connector (81), the second connection
Through hole (85,86), the first connector (81), the second connector it is provided with on part (82)
(82) it is fixed by socket by connection locking member.
The folded ladder that can be applicable to multiple occasion the most according to claim 1, it is special
Levy and be: friction lower margin (3) includes base (31) and connecting portion, and connecting portion includes base plate
And be welded on two floors (32) of base plate (34) both sides, on floor (32) (34)
Offering open-work (33), the side that base (31) contacts with ground is provided with groove (311).
The folded ladder that can be applicable to multiple occasion the most according to claim 3, it is special
Levying and be: during the state of level land, the telescopic outrigger indentation length of folded ladder is identical；Step state
Time, folded ladder is positioned at the collapsing length of the telescopic outrigger on the step of step (C) upper strata and is more than
The collapsing length of the telescopic outrigger being positioned on step (C) lower floor step, is positioned on step (C)
The collapsing length of the telescopic outrigger on layer step is flexible be positioned on step (C) lower floor step
The difference of the collapsing length of supporting leg is step (C) upper strata step and the difference of lower floor's shoulder height.
The folded ladder that can be applicable to multiple occasion the most according to claim 3, it is special
Levying and be: launch when increasing state, the first of folded ladder unit (1) and second of ascending a height is stepped on
Between high unit (2), angle becomes 180 °, projecting part (5) and concave inward structure (6) phase
Mutually engaging, the first of folded ladder ascend a height unit (1) and second ascend a height unit (2) respectively with
Ground (B) and body of wall (A) joint, formed and increase ladder.
The folded ladder that can be applicable to multiple occasion the most according to claim 3, it is special
Levying and be: during vehicle attachment strap state, the first of folded ladder unit (1) and second of ascending a height is stepped on
Between high unit (2), angle becomes 180 °, projecting part (5) and concave inward structure (6) phase
Mutually engaging, the first of folded ladder ascend a height unit (1) and second ascend a height unit (2) respectively with
Ground (B) and compartment (D) contact, and form vehicle attachment strap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620184122.5U CN205532236U (en) | 2016-03-10 | 2016-03-10 | Can be applied to folding ladder of multiple occasion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620184122.5U CN205532236U (en) | 2016-03-10 | 2016-03-10 | Can be applied to folding ladder of multiple occasion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205532236U true CN205532236U (en) | 2016-08-31 |
Family
ID=56782067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620184122.5U Expired - Fee Related CN205532236U (en) | 2016-03-10 | 2016-03-10 | Can be applied to folding ladder of multiple occasion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205532236U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649525A (en) * | 2016-03-10 | 2016-06-08 | 湖州中辰建设有限公司 | Foldable ladder applicable to various occasions |
| CN108131096A (en) * | 2017-12-31 | 2018-06-08 | 朱灵龙 | A kind of foldable domestic herringbone ladder device |
| CN108915575A (en) * | 2018-07-09 | 2018-11-30 | 台州鼎拓工业设计有限公司 | A kind of hydraulic engineering telescopic adjustment maintenance ladder |
| CN110374490A (en) * | 2019-07-29 | 2019-10-25 | 浦江概念五金科技有限公司 | A kind of folded ladder |
| CN113173499A (en) * | 2021-05-13 | 2021-07-27 | 徐工集团工程机械股份有限公司 | Landing leg system and engineering machinery |
-
2016
- 2016-03-10 CN CN201620184122.5U patent/CN205532236U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649525A (en) * | 2016-03-10 | 2016-06-08 | 湖州中辰建设有限公司 | Foldable ladder applicable to various occasions |
| CN108131096A (en) * | 2017-12-31 | 2018-06-08 | 朱灵龙 | A kind of foldable domestic herringbone ladder device |
| CN108131096B (en) * | 2017-12-31 | 2019-02-01 | 遵化市斗星体育用品有限公司 | A kind of foldable domestic herringbone ladder device |
| CN108915575A (en) * | 2018-07-09 | 2018-11-30 | 台州鼎拓工业设计有限公司 | A kind of hydraulic engineering telescopic adjustment maintenance ladder |
| CN110374490A (en) * | 2019-07-29 | 2019-10-25 | 浦江概念五金科技有限公司 | A kind of folded ladder |
| CN110374490B (en) * | 2019-07-29 | 2020-06-09 | 浦江概念五金科技有限公司 | Folding ladder |
| CN113173499A (en) * | 2021-05-13 | 2021-07-27 | 徐工集团工程机械股份有限公司 | Landing leg system and engineering machinery |
| CN113173499B (en) * | 2021-05-13 | 2024-03-01 | 徐工集团工程机械股份有限公司 | Landing leg system and engineering machinery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20170310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |