CN209539243U - A kind of sliding-type double ladder - Google Patents
A kind of sliding-type double ladder Download PDFInfo
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- CN209539243U CN209539243U CN201821760514.7U CN201821760514U CN209539243U CN 209539243 U CN209539243 U CN 209539243U CN 201821760514 U CN201821760514 U CN 201821760514U CN 209539243 U CN209539243 U CN 209539243U
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- support frame
- tread plate
- hand tread
- sliding
- double ladder
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Abstract
The utility model discloses a kind of sliding-type double ladders of ladder technical field.The double ladder includes left support frame and right support frame, it is connected between left support frame and right support frame by hinge arrangement, hinge arrangement includes hinge axis and two hinges being set on hinge axis, hinge axis is equipped with connection frame, connection frame includes the vertical bar for being fixed on hinge axis both ends, it further include transverse bar, the lower end of transverse bar is equipped with Active foot plate, Active foot plate includes hinged left-hand tread plate and right-hand tread plate on the transverse bar, left support frame is equipped with the left limit cross bar of limit left-hand tread plate, and right support frame is equipped with the right limit cross bar of limit right-hand tread plate；It is equipped with the connecting spring that moves upwards of traction right-hand tread plate between right-hand tread plate and vertical bar, right-hand tread plate is hinged with movable support frame close to the bottom of right support frame, and the bottom of left support frame and right support frame is equipped with the idler wheel for sliding.The utility model has the advantages that convenient to use, user station can slide ladder on ladder, and physical demands is small, and work efficiency is high.
Description
Technical field
The utility model relates to ladder technical field, in particular to a kind of sliding-type double ladder.
Background technique
Double ladder, also referred to as folding step, for a kind of ascending tool that side space in the plane works, because of it in use,
The ladder bars of front and back and ground constitute an isosceles triangle, it appears that are known as " herringbone as " people " word, thus its image
Ladder ", practical double ladder have fixed double ladder and moving herringbone ladder, and fixed double ladder is that people temporarily build tool, movable
Double ladder is that the top of two ladders is connected together with loose-leaf, when mobile can altogether, due to its flexibility, therefore
It is widely used in temporarily ascending a height in operation.However, double ladder function in the prior art is relatively simple, what user climbd up the ladder
When often will appear position to be replaced, user must get off to have reset the position of ladder at this time, then climb up
It goes.If necessary to find a suitable operating position, user then needs up and down repeatedly, reduces working efficiency, also consume
The physical strength of user.
Utility model content
The purpose of the utility model is to provide a kind of sliding-type double ladder convenient to use, user stands on ladder
Freely to adjust the position of ladder, physical demands is small, and work efficiency is high, is suitable for low latitude and operates.
In order to realize above-mentioned purpose of utility model, the following technical solution that the utility model sliding-type double ladder uses:
A kind of sliding-type double ladder, including left support frame and right support frame that upper end is hinged, left support frame and right branch
It is connected between support by hinge arrangement, hinge arrangement includes hinge axis and two hinges being set on hinge axis, wherein one
A hinge and left support frame are affixed, and another hinge and right support frame are affixed, and the hinge axis is equipped with connection frame, and connection frame includes solid
It is scheduled on the vertical bar at hinge axis both ends, further includes the transverse bar for being used to connect two vertical bars positioned at vertical bar lower end, transverse bar
Lower end be equipped with Active foot plate, Active foot plate includes hinged left-hand tread plate and right-hand tread plate on the transverse bar, and the left support is set up
There is the left limit cross bar of limit left-hand tread plate, one end of left-hand tread plate and transverse bar are hinged, and other end bottom connects with left limit cross bar
It touches and is arranged horizontally on left limit cross bar；Right limit cross bar of the right support frame equipped with limit right-hand tread plate, the one of right-hand tread plate
End is hinged with transverse bar, and other end bottom is in contact with right limit cross bar and is arranged horizontally on right limit cross bar；The right side is stepped on
The connecting spring that traction right-hand tread plate moves upwards is equipped between plate and the vertical bar of connection frame, right-hand tread plate is close to the bottom of right support frame
Portion is hinged with the movable support frame that side is obliquely installed, and the bottom of the left support frame and right support frame is equipped with the rolling for sliding
Wheel.The utility model is ingenious in design, and structure is simple, and the sliding that right-hand tread plate completes double ladder is lifted or jammed on by right crus of diaphragm, operation
Get up extremely simple, practicability is good, without climbing up and down repeatedly because finding suitable operating position, improves working efficiency.
Preferably, connection chain is equipped between the movable support frame and right support frame.By connecting the setting of chain, even
Connect movable support frame and right support frame.
Preferably, the left support frame includes two left support columns being parallel to each other, and is set between two left support columns
There are multiple left treadles for climbing.By the setting of left treadle, while reinforcement structure intensity, facilitate climbing.
Preferably, the right support frame includes two right support columns being parallel to each other, and is set between two right support columns
There are multiple right treadles for climbing.Pass through the setting of right treadle, reinforcement structure intensity.
Preferably, the bottom of the movable support frame is equipped with Anti-slip pedal.By anti-in the setting of the bottom of movable support frame
Shoes is pedaled, and after double ladder position determines, Anti-slip pedal prevents the sliding of double ladder, is easy to use operation.
Preferably, the movable support frame includes two active columns being parallel to each other, and is equipped between two active columns
Multiple crosspieces.By the setting of multiple crosspieces, reinforce the structural strength of movable support frame.
Preferably, the left-hand tread plate and right-hand tread plate are disposed as metal net shaped.
Preferably, the top of the left support frame is equipped with hook fixed after left-hand tread plate and right-hand tread plate folding.Pass through extension
The setting of hook folds aft hook and passes through left-hand tread plate and right-hand tread plate, left-hand tread plate and right-hand tread plate are fixed.
Preferably, it is equipped with connection cross bar between the left support frame and right support frame, link is set in right support frame, is connected
One end of cross bar is hinged in left support frame, and the other end is hung on link.By connect cross bar setting, guarantee double ladder row at
Stable triangle rock-steady structure.
Compared with prior art, the utility model has the beneficial effects that:
1, the utility model is ingenious in design, and structure is simple, by the way that the double ladder of slidably type is arranged, convenient for users to low
Do-nothing operation uses, and user is not necessarily to climb up and down repeatedly because finding suitable operating position when in use, only needs just in herringbone
Just the sliding that can be realized herringbone body on ladder, is operated to adjust suitable position, improves working efficiency；
2, the utility model is lifted or is jammed on the sliding that right-hand tread plate completes double ladder by right crus of diaphragm, is operated especially simple
Single, practicability is good；When right crus of diaphragm slightly lifts, is lifted by connecting spring traction right-hand tread plate and movable support frame is driven to lift, made
The tilt angle for obtaining movable support frame and ground changes, at this point, right crus of diaphragm jams on right-hand tread plate, movable support frame can act on ground
Face forms the power moved to the left, and when power is greater than frictional ground force, in conjunction with the rolling of idler wheel, double ladder is transported to the left
It is dynamic；When needs first right side movement, a bit, movable support frame is lifted traction and tilts to other direction the height of right crus of diaphragm lift, at this point,
When putting down right crus of diaphragm again and jamming on right-hand tread plate, movable support frame can act on ground and form the power moved to the right, when power is greater than
When frictional ground force, in conjunction with the rolling of idler wheel, double ladder moves to the right.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model；
Fig. 2 is the main view of Fig. 1；
Fig. 3 is folded state diagram.
Wherein, 1 left support frame, 101 left support columns, 102 left treadles, 2 left-hand tread plates, 3 hinge arrangements, 301 hinge axis, 4
Right-hand tread plate, 5 connecting springs, 6 right support frames, 601 right support columns, 602 right treadles, 7 movable support frames, 701 active columns,
702 crosspieces, 8 connection chains, 9 idler wheels, 10 Anti-slip pedals, 11 vertical bars, 12 transverse bars, 13 hooks, 14 left limit cross bars, 15 is right
Limit cross bar, 16 connection cross bars.
Specific embodiment
With reference to embodiment, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for
Bright the utility model rather than limitation the scope of the utility model, after having read the utility model, those skilled in the art
Member falls within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.
As shown in Figure 1-3, a kind of sliding-type double ladder, including left support frame 1 and right support frame 6 that upper end is hinged,
It is equipped with connection cross bar 16 between left support frame 1 and right support frame 6, link, one end hinge of connection cross bar 16 are set in right support frame 6
It connects in left support frame 1, the other end is hung on link；Left support frame 1 includes two left support columns 101 being parallel to each other, and two
Multiple left treadles 102 for climbing are equipped between a left support column 101, right support frame 6 includes two right sides being parallel to each other
Support post 601 is equipped with multiple right treadles 602 for climbing, left-hand tread plate 2 and right-hand tread plate 4 between two right support columns 601
Be disposed as it is metal net shaped, the top of left support frame 1 be equipped with will left-hand tread plate 2 and right-hand tread plate 4 fold after fixed hook 13；Left branch
It is connected between support 1 and right support frame 6 by hinge arrangement 3, hinge arrangement 3 includes hinge axis 301 and is set in hinge axis 301
On two hinges, one of hinge and left support frame 1 are affixed, and another hinge and right support frame 6 are affixed, and hinge axis 301 is set
There is connection frame, connection frame includes the vertical bar 11 for being fixed on 301 both ends of hinge axis, further includes being located at 11 lower end of vertical bar for connecting
The transverse bar 12 of two vertical bars 11 is connect, the lower end of transverse bar 12 is equipped with Active foot plate, and Active foot plate includes being hinged on transverse bar
Left-hand tread plate 2 and right-hand tread plate 4 on 12, left support frame 1 be equipped with limit left-hand tread plate 2 left limit cross bar 14, one end of left-hand tread plate 2 with
Transverse bar 12 is hinged, and other end bottom is in contact with left limit cross bar 14 and is arranged horizontally on left limit cross bar 14；Right support
Frame 6 is equipped with the right limit cross bar 15 of limit right-hand tread plate 4, and one end of right-hand tread plate 4 and transverse bar 12 are hinged, other end bottom and right limit
Position cross bar 15 is in contact and is arranged horizontally on right limit cross bar 15；It is equipped with and leads between right-hand tread plate 4 and the vertical bar 11 of connection frame
Draw the connecting spring 5 that right-hand tread plate 4 moves upwards, right-hand tread plate 4 is hinged with movable support frame 7 close to the bottom of right support frame 6, activity
Support frame 7 includes two active columns 701 being parallel to each other, and multiple crosspieces 702, activity are equipped between two active columns 701
The bottom of support frame 7 is equipped with Anti-slip pedal 10, and connection chain 8, left support frame 1 are equipped between movable support frame 7 and right support frame 6
The idler wheel 9 for sliding is equipped with the bottom of right support frame 6.
The specific work process and principle of the utility model: in use, double ladder is opened, by left support frame 1 and right support
Frame 6 is opened into " people " font, then, hook 13 is taken from left-hand tread plate 2 and right-hand tread plate 4, opens left-hand tread plate 2 and right-hand tread plate 4,
At this point, climbing up double ladder by left treadle 102, stands on the left-hand tread plate 2 and right-hand tread plate 4 of double ladder, stepped at this point, left foot jams on a left side
Left pressing plate is pressed on left limit cross bar 14 by plate 2, and right crus of diaphragm jams on right-hand tread plate 4, and right-hand tread plate 4 is pressed on right limit cross bar 15
On, low latitude operation can be carried out, when needing shift position to continue operation in operating process, at this point, right crus of diaphragm is slightly lifted, it is right
Pedal 4 is not by pressure, so that right-hand tread plate 4 is lifted up under the pulling of connecting spring 5, and drives the quilt simultaneously of movable support frame 7
Traction move upwards and with ground run-off the straight angle change, but since right crus of diaphragm only slightly lifts, movable support frame will not
Tilted towards other direction, at this point, when right crus of diaphragm continue to step on control right-hand tread plate 4 it is downward when, movable support frame 7 can act on ground
The power moved to the left is formed, when power is greater than frictional ground force, in conjunction with the rolling of idler wheel 9, double ladder moves to the left；
When needs first right side movement, a bit, movable support frame 7 is lifted traction and tilts to other direction the height of right crus of diaphragm lift, at this point, again
When putting down right crus of diaphragm and jamming on right-hand tread plate 4, movable support frame 7 can act on ground and form the power moved to the right, when power is greater than
When frictional ground force, in conjunction with the rolling of idler wheel 9, double ladder moves to the right.
Claims (9)
1. a kind of sliding-type double ladder, including left support frame and right support frame that upper end is hinged, left support frame and right support
It being connected between frame by hinge arrangement, hinge arrangement includes hinge axis and two hinges being set on hinge axis, one of them
Hinge is affixed with left support frame, and another hinge and right support frame are affixed, it is characterised in that: the hinge axis is equipped with connection frame, even
Connecing frame includes the vertical bar for being fixed on hinge axis both ends, further includes the transverse direction for being used to connect two vertical bars positioned at vertical bar lower end
Bar, the lower end of transverse bar are equipped with Active foot plate, and Active foot plate includes hinged left-hand tread plate and right-hand tread plate on the transverse bar, the left side
Support frame is equipped with the left limit cross bar of limit left-hand tread plate, and one end of left-hand tread plate and transverse bar are hinged, other end bottom and left limit
Cross bar is in contact and is arranged horizontally on left limit cross bar；The right support frame is equipped with the right limit cross bar of limit right-hand tread plate, right
One end of pedal and transverse bar are hinged, and other end bottom is in contact with right limit cross bar and is arranged horizontally on right limit cross bar；
The connecting spring that traction right-hand tread plate moves upwards is equipped between the right-hand tread plate and the vertical bar of connection frame, right-hand tread plate is close to right branch
The bottom of support is hinged with the movable support frame that side is obliquely installed, and the bottom of the left support frame and right support frame, which is equipped with, to be used for
The idler wheel of sliding.
2. sliding-type double ladder according to claim 1, it is characterised in that: between the movable support frame and right support frame
Equipped with connection chain.
3. sliding-type double ladder according to claim 1, it is characterised in that: the left support frame includes two to be parallel to each other
A left support column is equipped with multiple left treadles for climbing between two left support columns.
4. sliding-type double ladder according to claim 1, it is characterised in that: the right support frame includes two to be parallel to each other
A right support column is equipped with multiple right treadles for climbing between two right support columns.
5. sliding-type double ladder according to claim 1, it is characterised in that: the bottom of the movable support frame is equipped with anti-skidding
Pedal.
6. sliding-type double ladder according to claim 1, it is characterised in that: the movable support frame includes being parallel to each other
Two active columns are equipped with multiple crosspieces between two active columns.
7. sliding-type double ladder according to claim 1, it is characterised in that: the left-hand tread plate and right-hand tread plate are disposed as gold
Belong to netted.
8. sliding-type double ladder according to claim 7, it is characterised in that: the top of the left support frame is equipped with and steps on a left side
Plate and right-hand tread plate hook fixed after folding.
9. sliding-type double ladder according to claim 1, it is characterised in that: set between the left support frame and right support frame
There is connection cross bar, link is set in right support frame, the one end for connecting cross bar is hinged in left support frame, and the other end hangs over link
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821760514.7U CN209539243U (en) | 2018-10-29 | 2018-10-29 | A kind of sliding-type double ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821760514.7U CN209539243U (en) | 2018-10-29 | 2018-10-29 | A kind of sliding-type double ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209539243U true CN209539243U (en) | 2019-10-25 |
Family
ID=68247731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821760514.7U Active CN209539243U (en) | 2018-10-29 | 2018-10-29 | A kind of sliding-type double ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209539243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025781A (en) * | 2018-10-29 | 2018-12-18 | 中航鼎衡造船有限公司 | A kind of sliding-type double ladder |
-
2018
- 2018-10-29 CN CN201821760514.7U patent/CN209539243U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025781A (en) * | 2018-10-29 | 2018-12-18 | 中航鼎衡造船有限公司 | A kind of sliding-type double ladder |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 225200 No. 1, Lane No., shipbuilding industry zone, Jiangdu Economic Development Zone, Yangzhou, Jiangsu Patentee after: China Merchants Jinling Dingheng shipping (Yangzhou) Co., Ltd Address before: 225200 No. 1, Lane No., shipbuilding industry zone, Jiangdu Economic Development Zone, Yangzhou, Jiangsu Patentee before: AVIC DINGHENG SHIPBUILDING Co.,Ltd. |