CN104477227B - Can the collapsible case and bag of stair activity step, luggage mobile device - Google Patents
Can the collapsible case and bag of stair activity step, luggage mobile device Download PDFInfo
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- CN104477227B CN104477227B CN201410728793.9A CN201410728793A CN104477227B CN 104477227 B CN104477227 B CN 104477227B CN 201410728793 A CN201410728793 A CN 201410728793A CN 104477227 B CN104477227 B CN 104477227B
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- body frame
- cat ladder
- bag
- collapsible
- frame
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Abstract
The invention discloses a kind of can the collapsible case and bag of stair activity step, luggage mobile device, by two body frames having body frame groove, the castor being provided with bottom body frame, one end is hinged on the bracket bottom body frame, connect the collapsible drag link between two body frames, the one end being hinged with collapsible drag link is provided with the telescopic lever of handle, one end is hinged on bottom body frame, the other end has the cat ladder frame of sliding guide groove and is configured to propping up, in described support one end is placed in sliding guide groove and slide up and down relative to cat ladder frame, the damping guide groove phase configuration having in the other end of support is placed in body frame groove and on body frame is installed, described cat ladder frame size with body frame groove corresponding be configured in.The invention has the beneficial effects as follows and make the most much smoother the most laborsaving the moving on stairway step of case and bag, luggage, small-sized after folding, lightweight, travel away from home and carry easily.
Description
Technical field
The invention belongs to the mobile corollary apparatus of case and bag, luggage truck, being specifically related to a kind can the folding of stair activity step
Stacked case and bag, luggage mobile device.
Background technology
Case and bag climbing ladder apparatus was mainly formed star stair climbing wheel, the skate etc. being made up of multiple pulleys by multiple rollers in the past.
It is big in actual use to there is size in them, insurmountable defect and the deficiency such as unsightly.Also there are multiple collapsible case and bag, OK
Lee's car, although can with upper and lower stair, but exist heavy, folded size big, carries the deficiency of inconvenience, particularly upstairs
With the facade of step and salient angle, more fierce collision occurring during ladder, the huge strike note sent, case and bag, luggage truck structure are easy
It is damaged, moves up and down problems such as having some setbacks the most painstakingly.
Summary of the invention
The invention aims to overcome the deficiencies in the prior art and provide a kind of collapsible also can stair activity step
Case and bag, luggage mobile device mobile device, this apparatus structure is relatively easy, lightweight, and volume after folding is little, easy to carry,
The most laborsaving move on level land and stairway step the most much smootherly.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of can the collapsible case and bag of stair activity step, luggage mobile device, had body frame groove by two
Body frame, the castor being provided with bottom body frame, one end is hinged on the bracket bottom body frame, and connect between two body frames collapsible horizontal draws
Bar, the one end being hinged with collapsible drag link is provided with the telescopic lever of handle, and one end is hinged on bottom body frame, the other end is opened
The cat ladder frame having sliding guide groove is configured to propping up, and glides in described support one end is placed in sliding guide groove and relative on cat ladder frame
Dynamic, the damping guide groove phase configuration having in the other end of support is placed in body frame groove and on body frame is installed, described cat ladder frame size
In being configured at so that body frame groove is corresponding.
Being hinged with two collapsible drag links between two described body frames, every collapsible drag link is to be drawn by two sections
Bar is constituted, and arranges U-shaped fixture between two sections of pull bars, and fixture passes through fixture stud connection with two sections of pull bars respectively.
Have draw-in groove on the top of described body frame, cat ladder frame upper end is provided with spring detent and latched press-button, bullet
The configuration corresponding with draw-in groove of spring lock pin；S type spring leaf, S type spring leaf top pressure cat ladder it is fixed with in described body frame trench bottom
Bottom frame.
Be provided with earclip in described body frame outside portion, earclip connects degree of tightness bandage.
It is hinged with leg at the described bracket other end.
Described cat ladder frame is crawler type cat ladder frame, is respectively arranged with upper block and lower tumbler at cat ladder frame upper/lower terminal,
On upper block and lower tumbler, supporting connection has rubber belt track, rubber belt track medial surface to be provided with dentation, connects with cat ladder frame back face
Touching, rubber belt track lateral surface is plane, and corresponding to stair salient angle, the wheel shaft of lower tumbler and caster axle are coaxial.
Described cat ladder frame is ski type cat ladder frame, is fixed with slide plate on the back face of cat ladder frame, and slide plate face corresponds to
Stair salient angle, ski type cat ladder frame and body frame are by caster axle hinge.
Set at the described two foldable pull boom ends relative with the collapsible drag link diagonal at the body frame place of being hinged
It is equipped with right angle and consolidates block.
Folding case and bag, luggage truck are fixed on case and bag or the luggage truck back side by degree of tightness bandage by the present invention, open folding
Folded two and body frame hinge join and have therewith certain angle and equipped with two crawler type cat ladder framves of damping spring device or sled
Formula cat ladder bridge joint touches stairway step salient angle, and the distance reducing case and bag or luggage truck and stairway step salient angle reduces collision to the greatest extent
Kinetic energy and impact force；And in step salient angle, moved the process of stair activity step.The invention has the beneficial effects as follows and make
The most much smoother the most laborsaving the moving on stairway step of case and bag, luggage, small-sized after folding, volume ratio ordinary red brick is slightly larger
A bit, lightweight, travel away from home and carry easily.
With detailed description of the invention, type of the present invention is described in detail below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is crawler type cat ladder shelf structure schematic diagram of the present invention.
Fig. 3 is ski type cat ladder shelf structure schematic diagram of the present invention.
Fig. 4 is that the S type spring leaf fixed-position structure automatically opening up cat ladder frame a cushioning effect on body frame of the present invention is shown
It is intended to.
Fig. 5 is that the present invention uses state reference to illustrate.
In Fig. 1 to Fig. 5,1, body frame, 2, cat ladder frame, 3, bracket, 4, castor, 5, collapsible drag link, 6, U-shaped fixture,
7, telescopic lever, 8, support, 9, earclip, 10, bracket leg, 11, sliding guide groove, 12, handle, 13, draw-in groove, 14, rubber carries out
Band, 15, latched press-button, 16, spring detent, 17, caster axle, 18, bracket hinge, 19, support hinge, 20, bracket slide hinge
Axle, 21, telescopic lever hinge, 22, U-shaped fixture hinge, 23, drag link connect hinge, 24, handle hinge, 25, handle card
Groove, 26, body frame engaging lug, 27, leg hinge, 28, upper block axle, 29, upper block, 30, lower tumbler, 31, springlock fixes
Bolt, 32, clasp lock, 33, slide plate, 34, spring fix bolt, 35, S-shaped spring leaf, 36, degree of tightness bandage, 37, case and bag row
Lee, 38, stairway step, 39, damping guide groove, 40, body frame groove, 41, right angle consolidate block, 42, stairway step salient angle.
Detailed description of the invention
A kind of can the collapsible case and bag of stair activity step, luggage mobile device, be to be had body frame groove 40 by two
Body frame 1, the castor 4 being provided with bottom body frame 1, one end is hinged on the bracket 3 bottom body frame 1, connect between two body frames 1 can
Folding drag link 5, the one end being hinged with collapsible drag link 5 is provided with the telescopic lever 7 of handle 12, and one end is hinged on body frame
Bottom 1, the other end has the cat ladder frame 2 of sliding guide groove 11 and support 8 is constituted, and described support 8 one end is fixed with bracket slide
Hinge 20, the other end is fixed with support hinge 19, in bracket slide hinge 20 is placed in sliding guide groove 11 and can relative to cat ladder frame 2
Slide up and down, install in support hinge 19 is placed in body frame groove 40 and with damping guide groove 39 phase configuration having on body frame 1, described
Cat ladder frame 2 size can coincide and be placed in body frame groove 40.Between two described body frames 1, it is hinged with two collapsible horizontal draw
Bar 5, every collapsible drag link 5 is to be made up of two sections of pull bars, arranges U-shaped fixture 6 between two sections of pull bars, U-shaped fixture 6 respectively with
Two sections of pull bars are formed by connecting by fixture hinge 22.The body frame engaging lug 26 that collapsible drag link 5 both ends and body frame 1 are arranged leads to
Cross and connect hinge 23 with drag link and be connected with body frame 1, the collapsible drag link that the diagonal of two collapsible drag links 5 is relative
5 ends consolidate block 41 with right angle.Two collapsible drag links 5 and two telescopic levers 7 are by telescopic lever hinge 21 well word
Shape is connected, and a telescopic lever top is connected with handle 12 one end by handle hinge 24, and 12 other ends of shaking hands have handle card
Groove 25, configuration corresponding with another root telescopic lever top connects, it is simple to handle 12 dismounting.The outside portion of each body frame 1 is provided with
Two earclips 9, earclip 9 connects degree of tightness bandage 36.Being installed with caster axle 17 below body frame 1, caster axle 17 is provided with rotatably
Castor 4 and hinged cat ladder frame 2 one end, bracket that castor is arranged over 3 is connected to bottom body frame by bracket hinge 18, torr
The bracket leg 10 that frame 3 head is provided with is connected with bracket 3 by leg hinge 27.Draw-in groove is had on the top of described body frame 1
13, it is provided with springlock in cat ladder frame 2 upper end and fixes the fixing clasp lock 32 of bolt 31, clasp lock 32 is by bullet
Spring lock pin 16 and latched press-button 15 form, spring detent 16 configuration corresponding with draw-in groove 13.The end in described body frame groove 40
Being provided with between subordinate's section and cat ladder frame 2 and fix the fixing S type spring leaf 35 of bolt 34 by spring, S type spring leaf 35 pushes up pressure and climbs
Bottom ladder 2.
Described cat ladder frame can be divided into crawler type cat ladder frame and ski type cat ladder frame.Crawler type cat ladder frame is on cat ladder frame
Have U-lag, be respectively arranged with upper block 29 and lower tumbler 30, upper block 29 and lower tumbler 30 at U-lag upper/lower terminal and pass through
Upper block axle 28 and caster axle 17 are fixed on cat ladder frame, and there is rubber belt track 14 be connected supporting with on lower tumbler 30 of upper block 29,
Rubber belt track 14 medial surface is provided with dentation, and with cat ladder frame 2 ridge rear-face contact, rubber belt track lateral surface is plane, corresponds to
Stair salient angle, stair activity step is relative slip the by toothed of crawler belt with cat ladder frame 2 ridge surface, lower tumbler
Wheel shaft and caster axle be same axle.Ski type cat ladder frame is to be studded with wear-resisting Buddhist nun by U-shaped shape cat ladder frame 2 back face
Dragon slide plate 33,33, slide plate is convex corresponding to stair, and it is to carry out stair activity by the slide plate 33 slip in stairway step salient angle 42.
The present invention uses following three kinds of schemes can move on stairway step the most smoothly to solve case and bag row reason car:
1, stair climbing uses cat ladder frame 2 to form inclined-plane in stairway step salient angle 42, and cat ladder frame is to bite stairway step convex
Move on the crawler belt 14 at angle or cat ladder frame 2 solve in the sled slide plate 33 directly slip in the salient angle 42 of stairway step
A difficult problem for stair activity.This equates case and bag or luggage moves on the stairway step spread skewback.
2, horizontal movement is become due to case and bag luggage 37 by moving upward when castor 4 has just got over stairway step salient angle 42,
Resistance can reduce suddenly, and case and bag luggage truck will produce acceleration, and the kinetic energy that horizontal displacement distance the farthest produces is the biggest, case and bag
Luggage is the biggest with the impact force of stairway step salient angle 42 and destructive power.The present invention uses A-frame by cat ladder frame 2, body frame 1
Form angle, make the distance between the salient angle 42 of cat ladder frame 2 and stairway step reduce, make the horizontal displacement distance of case and bag luggage 37
Shortening, the kinetic energy being allowed to produce reduces the most accordingly, and the impulsive contact force of stairway step salient angle 42 generation and destructive power have also been smaller.
3, all it is not quite similar due to the size of every stairway step, has the possibility occurring to collide unavoidably, so the present invention adopts
The impulsive contact force of collision is reduced further with damping device.As it is shown on figure 3, have S between the hypomere and cat ladder frame of body frame groove 40
Type shape spring leaf 35 is fixed on body frame 1 by bolt 34.The effect of S type shape spring leaf 35 is can to automatically open up by elastic force to climb
Outside ladder 2, also support cat ladder frame 2 and outwards make power, make the support hinge 19 on support 8 lean against the lower end of damping guide groove 39, when sending out
Cat ladder frame 2 stress during raw collision, makes the support hinge 19 on support 8 move to the upper end of damping guide groove 39, and cat ladder frame 2 is to body frame
1 direction is moved, and between body frame 1 and cat ladder frame 2, angle diminishes, and makes S type shape spring leaf 35 stress deformation carry out absorbing impact force and reaches
To damping effect.
The present invention reaches optimum efficiency to make luggage truck fold, it is simple to carries, have employed in the following manner:
1, two groups of scalable drag links are the drag links compositions connecting two equal lengths with U-clamp tool 6, U-shaped mouth upwards,
Make two groups of drag links equidirectional to be folded down, two pull bars when opening, also can be made to keep straight line.
2, collapsible drag link 5 and body frame 1 are to be connected by hinge 23, in order to enable them to be mutually perpendicular to and stable,
The upper angle at two of drag link have employed right angle, and add right angle at the diagonal of two groups of drag links and consolidate block 41.
3, telescopic lever 7 and collapsible drag link 5 hinge, the hinge 21 center by hyphen pull bar, when folding drag link
Time, telescopic lever and drag link move the most on two planar, do not clash, and hyphen pull bar and hyphen pull bar, against upper, are stretched
Contracting pull bar and telescopic lever, against upper, minimize folded size after making folding.
4, support 8 have employed and passes through support bar sliding guide groove 11 and cat ladder frame 2 phase with support hinge 19 and slip hinge 20
Mode even, makes support 8 and cat ladder frame fold, puts the body frame groove 40 of body frame 1 into, and pin with clasp lock, reach contracting
Undersized purpose.Support 8 need not be opened when dragging case and bag luggage truck on level land.
5, bracket 3 and bracket leg 10 are also adopted by folding mode.
By fixing degree of tightness bandage earclip 9, the present invention is attached to case with twice high-tension degree of tightness bandage 36 when 6, using
On bag, luggage.
7, link telescopic lever uses dismountable hinge, when being exclusively used in trolley luggage, can pull down telescopic lever 7, make
Case and bag are drawn with the pull bar of draw-bar box.
During concrete operations: the most first the case and bag row mobile device of folding opened, body frame 1 is made to become straight with collapsible drag link 5
Angle；2. bracket 3 and bracket leg 10 are put down；3. case and bag luggage 37 is placed on bracket 3, allows body frame 2 be closely against case and bag row
On Lee 37；4. with the high-tension degree of tightness bandage 36 with snap close on degree of tightness bandage earclip 9 luggage case packed tightly and be tightly bundled in one
Rise；5. by upper for telescopic lever handle 12 card, pull-out pull bar hauling；6., when encountering stairway step 38, press on 2, cat ladder frame
Clasp lock button 15, cat ladder frame automatic spring, support 8 blocks automatically；7. haul case and bag luggage to top bar；8. under
During stair, luggage truck is turned over castor above, grab main handle and push case and bag luggage truck and get out of a predicament or an embarrassing situation；The most not during stair climbing
Support 8 is lifted up, makes bracket slide hinge 20 move up, then cat ladder frame 2 is pressed in body frame 1, on cat ladder frame head
Spring detent 16 automatically snap on the draw-in groove 13 on body frame 1；The most degree of tightness bandage 36 is not untied by the used time, by case and bag luggage truck
Take out, bracket 3 and bracket leg 10 are folded, is pressed into telescopic lever 7, open flexible two handles 12, use hand pressure drag link
Fixture 6 become after V-shaped again by body frame to internal pressure mutually against.
Claims (8)
1. can the collapsible case and bag of stair activity step, a luggage mobile device, it is characterized in that being had body frame by two
The body frame of groove, the castor being provided with bottom body frame, one end is hinged on the bracket bottom body frame, and connect between two body frames is collapsible
Drag link, the one end being hinged with collapsible drag link is provided with the telescopic lever of handle, and one end is hinged on bottom body frame, another
End has the cat ladder frame of sliding guide groove and is configured to propping up, in described support one end is placed in sliding guide groove and relative on cat ladder frame
Lower slider, the damping guide groove phase configuration installation having in the other end of support is placed in body frame groove and on body frame, described cat ladder frame
It is located in body frame groove.
The most according to claim 1 a kind of can the collapsible case and bag of stair activity step, luggage mobile device, it is characterized in that
Being hinged with two collapsible drag links between two described body frames, every collapsible drag link is to be made up of two sections of pull bars,
Arranging U-shaped fixture between two sections of pull bars, fixture passes through fixture stud connection with two sections of pull bars respectively.
The most according to claim 1 a kind of can the collapsible case and bag of stair activity step, luggage mobile device, it is characterized in that
Have draw-in groove on the top of described body frame, be provided with spring detent and latched press-button in cat ladder frame upper end, spring detent with
The corresponding configuration of draw-in groove；S type spring leaf it is fixed with, bottom the pressure cat ladder frame of S type spring leaf top in described body frame trench bottom.
The most according to claim 1 a kind of can the collapsible case and bag of stair activity step, luggage mobile device, it is characterized in that
Be provided with earclip in described body frame outside portion, earclip connects degree of tightness bandage.
The most according to claim 1 a kind of can the collapsible case and bag of stair activity step, luggage mobile device, it is characterized in that
It is hinged with leg at the described bracket other end.
The most according to claim 1 a kind of can the collapsible case and bag of stair activity step, luggage mobile device, it is characterized in that
Described cat ladder frame is crawler type cat ladder frame, is respectively arranged with upper block and lower tumbler at cat ladder frame upper/lower terminal, upper block and
On lower tumbler, supporting connection has rubber belt track, rubber belt track medial surface to be provided with dentation, contacts with cat ladder frame ridge, and rubber is carried out
Band lateral surface is plane, and corresponding to stair salient angle, the wheel shaft of lower tumbler and caster axle are coaxial.
The most according to claim 1 a kind of can the collapsible case and bag of stair activity step, luggage mobile device, it is characterized in that
Described cat ladder frame is ski type cat ladder frame, is fixed with slide plate on the back face of cat ladder frame, and slide plate face corresponds to stair salient angle,
Ski type cat ladder frame and body frame are by caster axle hinge.
The most according to claim 2 a kind of can the collapsible case and bag of stair activity step, luggage mobile device, it is characterized in that
The described two foldable pull boom ends relative with the collapsible drag link diagonal at the body frame place of being hinged are provided with right angle
Firm block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410728793.9A CN104477227B (en) | 2014-12-05 | 2014-12-05 | Can the collapsible case and bag of stair activity step, luggage mobile device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410728793.9A CN104477227B (en) | 2014-12-05 | 2014-12-05 | Can the collapsible case and bag of stair activity step, luggage mobile device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104477227A CN104477227A (en) | 2015-04-01 |
| CN104477227B true CN104477227B (en) | 2016-09-07 |
Family
ID=52751884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410728793.9A Expired - Fee Related CN104477227B (en) | 2014-12-05 | 2014-12-05 | Can the collapsible case and bag of stair activity step, luggage mobile device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104477227B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969244B (en) * | 2019-03-20 | 2024-01-02 | 中山小神童创新科技有限公司 | Stair climbing machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2269993Y (en) * | 1996-05-31 | 1997-12-10 | 王绍君 | Crawler-type collapsible dual-purpose trolley for coming-up stairs, driven by motor and hand |
| CN2321682Y (en) * | 1998-04-03 | 1999-06-02 | 王鹏顺 | Multi-purpose trolley for climbing stairs |
| JP2000233754A (en) * | 1999-02-16 | 2000-08-29 | Shoichi Anami | Modified type device for ascending and descending the stairs |
| JP2003127867A (en) * | 2001-10-30 | 2003-05-08 | Hidehiko Kuramoto | Manual step ascending and descending truck |
| KR101240923B1 (en) * | 2011-04-13 | 2013-03-11 | 주식회사이지무브 | Stair-Transport Chair for Emergency Rescue and Evacuation |
| CN204236523U (en) * | 2014-12-05 | 2015-04-01 | 姜今善 | Can collapsible case and bag, the luggage mobile device of stair activity step |
-
2014
- 2014-12-05 CN CN201410728793.9A patent/CN104477227B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN104477227A (en) | 2015-04-01 |
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Granted publication date: 20160907 Termination date: 20181205 |