CN107334239A - Using the draw-bar box for quickly taking stair-climbing device admittedly - Google Patents
Using the draw-bar box for quickly taking stair-climbing device admittedly Download PDFInfo
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- CN107334239A CN107334239A CN201610275117.XA CN201610275117A CN107334239A CN 107334239 A CN107334239 A CN 107334239A CN 201610275117 A CN201610275117 A CN 201610275117A CN 107334239 A CN107334239 A CN 107334239A
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- Prior art keywords
- stair
- draw
- bar box
- flexible
- climbing
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- 230000009194 climbing Effects 0.000 claims abstract description 121
- 230000000694 effects Effects 0.000 claims abstract description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 44
- 238000009434 installation Methods 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000012546 transfer Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 238000004026 adhesive bonding Methods 0.000 description 6
- 239000004744 fabric Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000009411 base construction Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/001—Accessories
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
- A45C2005/147—Rigid or semi-rigid luggage with built-in rolling means for climbing stairs
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- Steps, Ramps, And Handrails (AREA)
Abstract
The invention discloses a kind of using the quick draw-bar box for taking stair-climbing device admittedly, stair-climbing device is quickly loaded onto on common draw-bar box and makes it have stair climbing function, equally can quickly pull down stair-climbing device makes common draw-bar box restore to the original state, without making any transformation to common draw-bar box, structure is very simple.In use, will rapidly be fixed with rotary shaft with several flexible-belts and be movably connected in two pedestals of stair climbing pedal thereon, it is fixed on two sides of draw-bar box.During stair activity, stair climbing pedal contacts with the intersection point of ladder step, and pedal rotates by the strong point of contact position, and the supporter of casing shifts between pedal and neighbouring roller, draw-bar box is constantly risen or fallen and completes stair climbing work.Due to being overlapped between the pedal and roller of the present invention, the steady of supporter transfer is ensure that, greatly reduces or avoids impact.Thus the present invention using quickly taking the draw-bar box of stair-climbing device to have excellent stair climbing function admittedly, stable movement, impact it is small, it is simple in construction, it is easy to use the features such as.
Description
Technical field
The present invention relates to a kind of draw-bar box stair-climbing device, more particularly, to a kind of using the quick pull bar for taking stair-climbing device admittedly
Case.
Background technology
Draw-bar box increasingly in depth dissolves in daily life, it has also become travels, indispensable article of going on business, is people
Go on a journey bring conveniently.However, draw-bar box also brings awkward or even trouble sometimes, running into small terraced bank can also easily carry
Upper bank, it can still be dealt with into the thing of trouble, dress thing the lighter once multistage stair lifting rod case is run into, otherwise want receptor site fatigue
It is bitter.Most of buildings are still by above and below stair, will further improve the convenience that draw-bar box is brought for this, make it have and climb building now
Terraced function turns into a kind of demand.The stair climbing draw-bar box of the present inventor's exploitation（ZL201521102642）Technical scheme, be to
Draw-bar box stair climbing scheme optimal so far, there is excellent stair climbing function, stable movement, impact is small, simple in construction,
The features such as easy to use.But this scheme needs the axis hole in the side of draw-bar box processing installation stair climbing pedal, to a certain degree shadow
It is attractive in appearance on sound draw-bar box, and can be only applied on the draw-bar box of new production, for largely uncomfortable in the draw-bar box used
With.
The content of the invention
In order to solve the deficiency in above-mentioned technology, it is an object of the invention to provide a kind of stair climbing dress that quickly can be taken admittedly
Put, be sleeved on common draw-bar box, make it have excellent stair climbing function, without carrying out any change to common draw-bar box
Make.
For convenience, two dimension can be used to the facade and horizontal plane of stair ladder step in three dimensions in the following description
The vertical line and horizontal line of stair ladder step in plan view describe, and in other words both statements are of equal value；Same three
The external corner intersection of the facade of stair ladder step and horizontal plane in dimension space, and the vertical line and water that stair ladder walks in two dimensional surface view
The statement of the intersection point of horizontal line is of equal value, and this intersection point is referred to as the intersection point of ladder step；The fan-shaped arcwall face of stair climbing pedal in three dimensions
Circular arc line two kind statements fan-shaped with stair climbing pedal in two dimensional surface view are of equal value.For stair climbing pedal and roller,
What its projection did not referred to perspective plane is all using the place plane of side 3 as perspective plane.
In order to solve the above-mentioned technical problem, the present invention is using the quick draw-bar box for taking stair-climbing device admittedly, including casing, rolling
Wheel, pull bar；Casing has two sides being parallel to each other, a back side and a front parallel with it, a bottom surface and one
Top surface parallel with it, casing are made up of case and case lid, and case has part to be connected with case lid a side, and remainder is by slide fastener
Folding；And stair-climbing device is provided with, including stair climbing pedal；For the stair climbing pedal in sector, small end has an axis hole, fan-shaped
Circular arc and the concyclic heart of axis hole；Stair climbing pedal is movably connected on the side of casing, and stair climbing pedal can rotate around rotary shaft
And rotational plane is parallel with side, there is a stair climbing pedal on each side, the stair climbing pedal on two sides is symmetrical.
The installation site of the rotary shaft of the stair climbing pedal is higher than the wheel shaft installation site of roller, draw-bar box and horizontal plane
When angle is the angle of stair activity, the height of the circular line section end points of stair climbing pedal is higher than the height for intending climbing highest ladder step
Degree, stair climbing pedal and the contact point of ladder step, it is less than ladder with the distance of neighbouring roller and the contact point of ladder step in the horizontal direction
The depth of step, the supporter of draw-bar box is shifted between roller and stair climbing pedal, so as to for stair climbing pedal in gravity
Automatically reset and create conditions under effect；Stair climbing pedal is located at the outside of neighbouring roller, and the one of its fan-shaped circular arc line
Minimum point of the part on the outside of box back surface, the circular arc line of stair climbing pedal is higher than the minimum point of neighbouring roller wheel rim,
The projection and the projection of neighbouring roller of stair climbing pedal overlap, and the supporter of draw-bar box is stepped in roller and stair climbing
Transfer is without impact between plate；Its overlapping region backrest surface point of intersection roll shell and stair climbing pedal circular arc line outside
Incorporeity, the draw-bar box back side is effectively protected not scratched.
The stair-climbing device is quickly to take stair-climbing device, including rotary shaft, pedestal, flexible-belt, stair climbing pedal admittedly；Base
Seat is flat board, and rotary shaft is fixed on pedestal, and rotary shaft is perpendicular to base plane；Four flexible-belts are fixed with base plate,
It is mutually perpendicular to two-by-two；A base for being fixed with a rotary shaft and four flexible-belts is installed respectively on two sides of draw-bar box
Seat, the two pedestals are fixed on the side of draw-bar box by respective four flexible-belts corresponding be connected, and every flexible-belt is vertical
A seamed edge in draw-bar box side；Connected on two pedestals between corresponding flexible-belt by the way of being easy to take admittedly, such as
Buckled or thread gluing quickly can take admittedly, so as to rapidly take stair-climbing device admittedly；Stair climbing pedal is movably connected on pedestal
In rotary shaft.It is this quickly to take stair-climbing device that there is the characteristics of Fast Installation and fast quick-detach admittedly, can be rapidly by stair climbing
Device is fixed on common draw-bar box, makes it have stair climbing function, and equally can quickly pull down stair-climbing device makes common pull bar
Case restores to the original state.
Improved as the present invention using a kind of quick the of draw-bar box for taking stair-climbing device admittedly, quickly take stair-climbing device admittedly
Pedestal on be hinged one piece be in flat board connecting plate, into closing structure, hard-over is 270 degree between pedestal and connecting plate, is made
Pedestal forms right angle with connecting plate, turns into two face right angles, the inner corner trim side at right angle is two planes, and rotary shaft is in the external corner side at right angle
Face on, thus as being fitted in the structure at a two face right angles on side 3 and the back side 2；It is connected one on the connecting plate
Flexible-belt, the seamed edge that this flexible-belt intersects perpendicular to side with the back side, and be connected on the back side with corresponding flexible-belt；Other three
On pedestal, this four flexible-belts are mutually perpendicular to bar flexible-belt two-by-two.Such a structure increases quickly take stair-climbing device to hold admittedly
The ability of axial load is carried, the side 3 of draw-bar box is not easy Inward deflection, meets the specific demand used draw-bar box.
Improved as the present invention using quick the another of draw-bar box for taking stair-climbing device admittedly, quickly take stair climbing to fill admittedly
Three flexible-belts are fixed with the pedestal put；The seamed edge that wherein a flexible-belt intersects perpendicular to side with bottom surface, and in bottom surface
It is connected with corresponding flexible-belt；The seamed edge that another flexible-belt intersects perpendicular to side with the back side, overleaf with corresponding flexibility
Band is connected；The seamed edge that Article 3 flexible-belt intersects perpendicular to side with front, is connected positive with corresponding flexible-belt, or the 3rd
The seamed edge that bar flexible-belt intersects perpendicular to side with top surface, and be connected in top surface with corresponding flexible-belt.Stair climbing at work
Pedal mainly by radial load, is mainly bound in two flexible-belt stress of the back side and bottom surface, and is bound in top surface and front
Two flexible-belts be mainly used in positioning, thus wherein one can be cancelled, such more compact structure.
Another improvement as the present invention using the draw-bar box for quickly taking stair-climbing device admittedly, stair climbing pedal is by climbing building
Terraced roller substitutes, and stair climbing roller is circular wheel, the reset issues of no stair climbing pedal, makes structure simpler.
The present invention quickly loads onto stair-climbing device on common draw-bar box and made it have using quickly stair-climbing device is taken admittedly
Stair climbing function, equally can quickly pull down stair-climbing device makes common draw-bar box restore to the original state, without making to common draw-bar box
Any transformation, structure are very simple.In use, rotary shaft will be rapidly fixed with several flexible-belts and will be movably connected in thereon
Stair climbing pedal two pedestals, be fixed on two sides of draw-bar box.During stair activity, stair climbing pedal and ladder
The intersection point contact of step, pedal rotate by the strong point of contact position, and the supporter of casing is between pedal and neighbouring roller
Transfer, draw-bar box is constantly risen or fallen and complete stair climbing work.Due to there is part weight between the pedal and roller of the present invention
It is folded, the steady of supporter transfer is ensure that, greatly reduces or avoids impact.
Thus the present invention has excellent stair climbing function using the quick draw-bar box for taking stair-climbing device admittedly, moves flat
Surely, impact it is small, it is simple in construction, it is easy to use the features such as.
Brief description of the drawings
It is described in further detail below in conjunction with the accompanying drawings with embodiments of the present invention.
Fig. 1 takes one of stair-climbing device to be fixed with rotary shaft and the pedestal three-dimensional structure of four flexible-belts is shown admittedly to be quick
It is intended to.
Fig. 2 is draw-bar box and quickly takes rigging position relation schematic three dimensional views between stair-climbing device admittedly.
Fig. 3 is to secure the base construction schematic three dimensional views equipped with rotary shaft and four flexible-belts on draw-bar box.
Fig. 4 is that draw-bar box secures the quick structure for taking stair-climbing device admittedly, i.e. the present invention uses and quickly takes stair climbing admittedly
The three-dimensional signal of the draw-bar box structure of device.
Fig. 5 is the present invention to be gone upstairs one of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Fig. 6 is the present invention goes upstairs the two of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Fig. 7 is the present invention goes upstairs the three of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Fig. 8 is the present invention goes upstairs the four of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Fig. 9 is the present invention to be gone downstairs one of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Figure 10 is the present invention goes downstairs the two of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Figure 11 is the present invention goes downstairs the three of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Figure 12 is the present invention goes downstairs the four of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Figure 13 is the present invention goes downstairs the five of schematic diagram using the quick draw-bar box for taking stair-climbing device admittedly.
Figure 14 is that roller is that the present invention of universal wheel uses the draw-bar box stair climbing schematic diagram for quickly taking stair-climbing device admittedly.
Embodiment
The present invention is using the quick draw-bar box for taking stair-climbing device admittedly, including casing, roller 1, pull bar 4；Casing has two
The side 3 being parallel to each other, a back side 2 and a front parallel with it, a bottom surface and a top surface parallel with it, case
Body is made up of case and case lid, and case has part to be connected with case lid a side 3, and remaining is by the folding of slide fastener 5.The rolling of general draw-bar box
Wheel has two, also has four, the present invention preferably only has the plane roller 1 of two backrest surfaces 2；The present invention is climbed using quick take admittedly
The draw-bar box of stair device is provided with stair-climbing device, including stair climbing pedal 20；The stair climbing pedal 20 has in sector, small end
One axis hole, fan-shaped circular arc and the concyclic heart of axis hole；Stair climbing pedal 20 is movably connected on the side 3 of casing, and stair climbing is stepped on
Plate can be rotated around rotary shaft and rotational plane is parallel with side 3, has a stair climbing pedal on each side 3, on two sides 3
Stair climbing pedal it is symmetrical.
Fig. 1 is shown quick takes one of stair-climbing device to be fixed with rotary shaft and the base construction of four flexible-belts shows admittedly
Meaning.Preferred weight of the present invention is light, and intensity is high, the engineering plastics manufacture rotary shaft 21 and pedestal 22 of good rigidity；Rotary shaft 21 and base
Seat 22 can use overall manufacture, be a rigid body, and it is firm with modes such as bolts to be connected as one again after can also manufacturing respectively
Body, the preferred overall manufacture of the present invention；One side of pedestal 22 is leaned in the position of preferably rotary shaft 21 of the invention, so pacifies rotary shaft 21
The seamed edge that side 3 is intersected with the back side 2 is installed adjacent to, the strength and stiffness of draw-bar box here are higher, and this selection is actually
Left and right is divided to two pedestals 22.Flexible-belt 23 selects good toughness, on-deformable fabric.Selection has been fabricated to an entirety
Rotary shaft 21 and pedestal 22, then with one piece be more than the flat board of pedestal 22 square fabric, its surrounding with sew method be connected
Four flexible-belts 23, make that two flexible-belts 23 of square fabric corresponding sides are approximate on one wire, and two lines are vertical；Then general side
Shape fabric is placed in below pedestal 22, is fixed together with the mode of bolt plus bonding and pedestal 22, or under square fabric
Face adds one piece to be fixed with pedestal 22 with big flat board, then with bolt again, square fabric is sandwiched between two plates, after the present invention is preferred
A kind of fixing means.Thus constitute a quick component for taking stair-climbing device admittedly.Four flexible-belts 23 on component
Length meets to use on the draw-bar box for draft specification, certainly to can also meet less than the draw-bar box for drafting specification, such as drafts rule
Lattice are 26 cun of draw-bar box, then are also applied for 24 cun and 22 cun of draw-bar box and use.It is quick take admittedly stair-climbing device have two this
The component of sample, two components have attachment structure in junction to two flexible-belts 23 in requisition for connection, and this structure can be
Thread gluing can also be buckled, the preferred thread gluing of the present invention, thus corresponding two flexible-belts 23 have loop fastener structures in junction.
Fig. 2 show draw-bar box and quick rigging position relation signal between taking stair-climbing device admittedly.Two stair climbings are stepped on
Plate 20 will be respectively and movably connected in the rotary shaft 21 of above-mentioned two component, so as to form quick take stair-climbing device admittedly two
Part, and above-mentioned two part will be separately mounted on two sides 3, each flexible-belt 23 will be banded in each case face of draw-bar box
On.Stair climbing pedal 20 is also with light weight, intensity height, the engineering plastics manufacture of good rigidity.Stair climbing pedal 20 is in sector, small end
There are an axis hole, fan-shaped circular arc and the concyclic heart of axis hole；The present invention is equipped with counterweight 24 on fan-shaped one side of stair climbing pedal 20,
Efficiently reduce the circumferential size of stair climbing pedal 20.
Fig. 3 show the base construction signal secured on draw-bar box equipped with rotary shaft and four flexible-belts, i.e. draw-bar box
On secure quick two components for taking stair-climbing device admittedly.Side where four flexible-belts 23 on each component are respectively perpendicular to
Four seamed edges in face 3, thread gluing connects corresponding flexible-belt 23 on bottom surface, the back side 2, front, top surface respectively on two components, makes
Pedestal 22 is close to side 3.The installation site of pedestal 22 determines the position of rotary shaft 21, allows and the one of rotary shaft 21 is leaned on pedestal 22
The seamed edge that side is intersected with side 3 and the back side 2 flushes, and this defines lateral attitude of the pedestal 22 on side 3；And lengthwise position
I.e. height is by a calibrated bolck（Its height determines in design according to the circular arc radius of stair climbing pedal 20, then makes strip
Calibrated bolck）It is determined that draw-bar box takes the state of standing up, calibrated bolck is put on the support surface, and the following of pedestal 22 contacts with calibrated bolck, when
So also inconspicuous mark can be made on draw-bar box according to the height of calibrated bolck, it is so more convenient, it is determined that the longitudinal direction of pedestal 22
Position, has also determined that the position of pedestal 22, also determines the position of rotary shaft 21 naturally；In longitudinal position that pedestal 22 is determined
Two flexible-belts 23 first connected on the back side 2 and front are postponed, reconnect two flexible-belts 23 on bottom surface and top surface, so as to solid
Determine pedestal 22.
Fig. 4 show draw-bar box and secures the quick structure for taking stair-climbing device admittedly, i.e. the present invention is climbed using quick take admittedly
The structural representation of the draw-bar box of stair device.In the context of fig. 3, a stair climbing pedal is inserted in each rotary shaft 21
20, then with nut axial restraint, rotary shaft 21 is movably connected in rotary shaft 21.Stair climbing pedal 20 can be around rotary shaft 21
Rotate, its rotational plane is parallel with side 3, and stair climbing pedal 20 is located at the outside of neighbouring roller 1.And in the effect of counterweight 24
Under one side of stair climbing pedal 20 is raised up.
In actual use, it is first to be arranged on stair climbing pedal 20 in the rotary shaft 21 of component, forms quick Gu Qupa buildings
The part of ladder device；Directly the part for quickly taking stair-climbing device admittedly is installed by Fig. 3 programs again, settled at one go, need to only drawn
Four flexible-belts 23 of thread gluing on bar case, or the thread gluing of four flexible-belts 23 is pulled open, installation, dismounting quickly take stair-climbing device admittedly
It is all easily and quick.Using quickly taking stair-climbing device to make common draw-bar box that there is stair climbing function admittedly, do not change common
Any structure of draw-bar box, after quickly pulling down stair-climbing device when not in use, common draw-bar box restores to the original state.By whole process point
Only it is being easy to description for Fig. 3 and Fig. 4.
The position of installation pedestal 22, the position for installing rotary shaft 21 in other words must are fulfilled for：The stair climbing pedal 20 turns
The installation site of moving axis 21 is higher than the wheel shaft installation site of roller 1, and the angle of draw-bar box and horizontal plane is the angle of stair activity
When, the height of the circular line section end points of stair climbing pedal 20 higher than the height for intending climbing highest ladder step, stair climbing pedal 20 with
The contact point of ladder step, the distance of the contact point walked with neighbouring roller 1 with ladder in the horizontal direction are less than the depth of ladder step；And its
Minimum point of the part for fan-shaped circular arc line on the outside of box back surface 2, the circular arc line of stair climbing pedal 20 is higher than neighbour
The minimum point of the nearly wheel rim of roller 1, the projection and the projection of neighbouring roller 1 of stair climbing pedal 20 overlap；Its overlay region
Domain is in the roll shell of backrest surface point of intersection and the outside incorporeity of pedal circular arc line.
Fig. 5-Fig. 8 displays present invention is gone upstairs signal using the quick draw-bar box for taking stair-climbing device admittedly.Using quick solid
The draw-bar box of stair-climbing device is taken when upstairs, pull bar 4 is in preceding and roller 1 rear.Stair climbing is quickly taken admittedly when the present invention uses
The stair-climbing device of the draw-bar box of device is just in contact with stair ladder step, as shown in figure 5, the rotary shaft 21 of stair climbing pedal 20
Center and circular line section upper extreme point be herein on ladder step height, the intersection point of ladder step and the following circular arc line of upper extreme point a bit
It is in contact, now the supporter of box body of draw-bar box is roller 1, and entirely using the branch for the draw-bar box for quickly taking stair-climbing device admittedly
Support as the horizontal plane of previous stair ladder step；Hereafter in the presence of tractive force is dragged, the supporter of box body of draw-bar box is changed into climbing
Stair tread 20, and entirely use the support of the quick draw-bar box for taking stair-climbing device admittedly to be walked for the stair ladder climbed
Intersection point, the point is exactly the whole strong point using the quick draw-bar box for taking stair-climbing device admittedly, and the stair climbing being in contact with it is stepped on
Corresponding points on the circular arc line of plate 20 are by the strong point, and stair climbing pedal 20 will be made clockwise around the strong point in the presence of external force
Rotate, the small end concomitant rotation of stair climbing pedal 20 and it is up, so as to box body of draw-bar box it is also up, as shown in fig. 6, in this process
In, it is constant by relative position of the strong point on stair climbing pedal 20；Make draw-bar box when stair climbing pedal 20 rotates around the strong point
Casing go upward on the circular arc line of stair climbing pedal 20 by the strong point, with the circular arc line projection of stair climbing pedal 20 and roller 1
Projection intersection point overlap when, i.e., the projection of the circular arc line of stair climbing pedal 20 is turned to by the strong point and the wheel rim of roller 1 is thrown
During shadow position of intersecting point, as shown in fig. 7, the supporter for slightly continuing box body of draw-bar box again is changed into roller 1 from stair climbing pedal 20, this
When, stair climbing pedal 20 is only acted on by gravity, and stair climbing pedal 20 rotates counterclockwise under gravity, until recovering
Free state, automatically reseting for stair climbing pedal 20 is realized, at the same time by the strong point also by being walked on stair climbing pedal 20 with ladder
The corresponding points of the strong point are transferred to the corresponding points with the ladder step strong point on roller 1, and roller 1 will be around the strong point in the presence of external force
Rotate clockwise, the wheel shaft concomitant rotation of roller 1 and it is up, so as to box body of draw-bar box it is also up, until roller 1 just with this
The horizontal line of ladder step is tangent, using quickly taking the draw-bar box of stair-climbing device to climb up stair ladder step admittedly, so far completes a ladder
Step is climbed, as shown in Figure 8.So it is repeatedly completed whole stair climbing work.
Fig. 9-Figure 13 is the present invention to be gone downstairs signal using the quick draw-bar box for taking stair-climbing device admittedly.In the process,
Using the roller 1 for the draw-bar box for quickly taking stair-climbing device admittedly in preceding and pull bar 4 rear.Stair climbing is quickly taken admittedly promoting to use
The beginning state that the draw-bar box of device is gone downstairs, the facade that the vertical plane for crossing wheel shaft of roller 1 just walks with stair ladder overlaps, whole
The intersection point that the individual strong point for using the quick draw-bar box for taking stair-climbing device admittedly walks for the ladder, and corresponding point on roller 1
For by the strong point, as shown in figure 9, roller 1 rotates counterclockwise around the strong point in the presence of thrust and gravity, the wheel shaft of roller 1
Rotate and decline, make box body of draw-bar box descending, it is in the process, constant by relative position of the strong point on roller 1；Roller 1
Around the strong point rotate make box body of draw-bar box come downwards on roller 1 by the strong point, projection and the arc of stair climbing pedal 20 with roller 1
When the position of shape projection intersection point overlaps, the supporter in box body of draw-bar box shifts critical, as shown in Figure 10；External force is given again
Effect, the supporter of box body of draw-bar box are changed into stair climbing pedal 20 from roller 1, while by the strong point also by being walked on roller 1 with ladder
The corresponding points of the strong point are transferred to the corresponding points with the ladder step strong point on stair climbing pedal 20, and stair climbing is stepped in the presence of external force
Plate 20 will rotate counterclockwise around the strong point, the concomitant rotation of rotary shaft 21 of stair climbing pedal 20 and it is descending, so as to draw-bar box case
Body is also descending, as shown in figure 11, in the process, constant by relative position of the strong point on stair climbing pedal 20, until rolling
Wheel 1 drops to the plane contact with next ladder step, and supporter is shifted as roller 1 again, and as shown in figure 12, then somewhat motion is climbed
Stair tread 20 rotates clockwise under gravity, automatically resets, so far using the quick pull bar for taking stair-climbing device admittedly
Complete stair ladder step, completes the decline of a ladder step, as shown in figure 13 under case.So it is repeatedly completed process of entirely going downstairs.
Improved as the present invention using a kind of quick the of draw-bar box for taking stair-climbing device admittedly, quickly take stair-climbing device admittedly
Pedestal 22 on be hinged one piece be in flat board connecting plate, into closing structure, hard-over is 270 between pedestal 22 and the connecting plate
Degree, pedestal 22 is set to form right angle with the connecting plate, the inner corner trim side at right angle is two planes, and rotary shaft 21 is in the external corner side at right angle
On face；Be connected a flexible-belt 23 on the connecting plate, the seamed edge that this flexible-belt 23 intersects perpendicular to side 3 with the back side 2, and is carrying on the back
It is connected on face 2 with corresponding flexible-belt 23；On pedestal 22, this four flexible-belts 23 mutually hang down other three flexible-belts 23 two-by-two
Directly.
Improved as the present invention using quick the another of draw-bar box for taking stair-climbing device admittedly, quickly take stair climbing to fill admittedly
The pedestal 22 put is fixed with three flexible-belts 23；The seamed edge that wherein a flexible-belt 23 intersects perpendicular to side 3 with bottom surface, and
It is connected in bottom surface with corresponding flexible-belt 23；The seamed edge that another flexible-belt 23 intersects perpendicular to side 3 with the back side 2,
The back side 2 is connected with corresponding flexible-belt 23；The flexible-belt at the two positions bears load, so flexible-belt must be installed
23；The seamed edge that Article 3 flexible-belt 23 intersects perpendicular to side 3 with front, is connected positive with corresponding flexible-belt 23,
This flexible-belt 23 essentially consists in the position of fixed pedestal 22, is not subject to radial load.In addition can also be flexible by Article 3
With 23 seamed edges intersected perpendicular to side 3 with top surface, it is connected in top surface with corresponding flexible-belt 23, is also not subject to radially carry
Lotus.A flexible-belt 23 can be saved using both mounting means.
Another improvement as the present invention using the draw-bar box for quickly taking stair-climbing device admittedly, stair climbing pedal 20 is by climbing
Stair roller substitutes, and stair climbing roller is circular wheel.This structure is simpler.
The quick method that takes of consolidating for taking stair-climbing device admittedly of these three improvement projects, and the implementation process of stair activity are equal
It is identical with such scheme, repeat no more.
The present invention is not only suitable for the draw-bar box stair climbing of plane roller, is also applied for the draw-bar box that roller is universal wheel and climbs
Stair, as shown in figure 14, its principle are identical.
The quick of the present invention takes stair-climbing device to be applicable not only to draw-bar box stair climbing admittedly, is also applied for similar with draw-bar box
Pull the utensil stair climbing such as case.
Herein to the present invention using quickly taking the draw-bar box of stair-climbing device to be fully described admittedly, without departing substantially from herein
Under the spirit and ambit of proposition, some modification and improvement can be made to the present invention, this has ordinary skill water to one
It is it will be apparent that but each falling within the scope of the present invention for flat people.
Claims (4)
- It is 1. a kind of using the quick draw-bar box for taking stair-climbing device admittedly, including casing, roller（1）, pull bar（4）；Casing has two The side being parallel to each other（3）, a back side（2）With a front parallel with it, a bottom surface and a top parallel with it Face, casing are made up of case and case lid, and case and case lid are a side（3）There is part to be connected, remainder is by slide fastener（5）Folding； And stair-climbing device is provided with, including stair climbing pedal（20）；The stair climbing pedal（20）In sector, small end has an axis hole, fan The circular arc of shape and the concyclic heart of axis hole；Stair climbing pedal（20）It is movably connected in the side of casing（3）On, stair climbing pedal（20） Can be around rotary shaft（21）Rotation and rotational plane and side（3）It is parallel, each side（3）On have a stair climbing pedal（20）, Two sides（3）On stair climbing pedal（20）Symmetrically；The stair climbing pedal（20）Rotary shaft（21）Installation site be higher than roller（1）Wheel shaft installation site, draw-bar box with When the angle of horizontal plane is the angle of stair activity, stair climbing pedal（20）Circular line section end points height higher than intend climb The height of highest ladder step, stair climbing pedal（20）The contact point walked with ladder, with neighbouring roller（1）Contact point with ladder step is in water Square to distance be less than ladder step depth, stair climbing pedal（20）Positioned at neighbouring roller（1）Outside, and its fan-shaped circle A part for curved line is in box back surface（2）Outside, stair climbing pedal（20）Circular arc line on minimum point higher than neighbouring Roller（1）The minimum point of wheel rim, stair climbing pedal（20）Projection and neighbouring roller（1）Projection overlap, its is heavy Folded region is in backrest surface（2）The outside incorporeity of the roll shell of point of intersection and the circular arc line of stair climbing pedal；It is characterized in that：The stair-climbing device is quickly to take stair-climbing device, including rotary shaft admittedly（21）, pedestal（22）, it is flexible Band（23）, stair climbing pedal（20）；Pedestal（22）For flat board, rotary shaft（21）It is fixed on pedestal（22）On, rotary shaft（21）Hang down Directly in pedestal（22）Plane；Pedestal（22）Four flexible-belts are fixed with flat board（23）, it is mutually perpendicular to two-by-two；Two of draw-bar box Side（3）Upper installation one respectively is fixed with a rotary shaft（21）With four flexible-belts（23）Pedestal（22）, the two bases Seat（22）By respective four flexible-belts（23）Correspond to and be connected and be fixed on the side of draw-bar box（3）On, every flexible-belt（23） Perpendicular to draw-bar box side（3）A seamed edge；Two pedestals（22）Upper corresponding flexible-belt（23）Between it is solid using being easy to The mode taken connects；Stair climbing pedal（20）It is movably connected in pedestal（22）On rotary shaft（21）On.
- 2. according to claim 1 using the quick draw-bar box for taking stair-climbing device admittedly, it is characterised in that：Quick Gu Qupa buildings The pedestal of ladder device（22）Upper be hinged one piece of connecting plate in flat board, into closing structure, pedestal（22）It is maximum between connecting plate Corner is 270 degree, makes pedestal（22）Right angle is formed with connecting plate, the inner corner trim side at right angle is two planes, and rotary shaft（21）Straight On the face of the external corner side at angle；Be connected a flexible-belt on the connecting plate（23）, this flexible-belt（23）Perpendicular to side（3）With the back side （2）Intersecting seamed edge, and overleaf（2）Go up and corresponding flexible-belt（23）It is connected；Other three flexible-belts（23）In pedestal （22）On, this four flexible-belts（23）It is mutually perpendicular to two-by-two.
- 3. according to claim 1 using the quick draw-bar box for taking stair-climbing device admittedly, it is characterised in that：Quick Gu Qupa buildings The pedestal of ladder device（22）On be fixed with three flexible-belts（23）；A wherein flexible-belt（23）Perpendicular to side（3）With bottom surface Intersecting seamed edge, and in bottom surface and corresponding flexible-belt（23）It is connected；Another flexible-belt（23）Perpendicular to side（3）With the back side （2）Intersecting seamed edge, overleaf（2）With corresponding flexible-belt（23）It is connected；Article 3 flexible-belt（23）Perpendicular to side（3）With The intersecting seamed edge in front, positive with corresponding flexible-belt（23）It is connected, or Article 3 flexible-belt（23）Perpendicular to side（3）With The intersecting seamed edge of top surface, and in top surface and corresponding flexible-belt（23）It is connected.
- 4. using the quick draw-bar box for taking stair-climbing device admittedly according to any one of claim 1,2,3, it is characterised in that： Stair climbing pedal（20）Substituted by stair climbing roller, stair climbing roller is circular wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610275117.XA CN107334239A (en) | 2016-04-28 | 2016-04-28 | Using the draw-bar box for quickly taking stair-climbing device admittedly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610275117.XA CN107334239A (en) | 2016-04-28 | 2016-04-28 | Using the draw-bar box for quickly taking stair-climbing device admittedly |
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| Publication Number | Publication Date |
|---|---|
| CN107334239A true CN107334239A (en) | 2017-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610275117.XA Pending CN107334239A (en) | 2016-04-28 | 2016-04-28 | Using the draw-bar box for quickly taking stair-climbing device admittedly |
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| CN (1) | CN107334239A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942343A (en) * | 2021-11-24 | 2022-01-18 | 丽水市鸿泰箱包配件有限公司 | Caster for suitcase |
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| CN1071821A (en) * | 1991-05-14 | 1993-05-12 | 伯克安塔股份有限公司 | Roller devices |
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| CN113942343A (en) * | 2021-11-24 | 2022-01-18 | 丽水市鸿泰箱包配件有限公司 | Caster for suitcase |
| CN113942343B (en) * | 2021-11-24 | 2023-09-19 | 浙江百翔旅游用品有限公司 | Luggage castor |
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