CN107531264A - Chassis structure with seat trolley and with seat trolley - Google Patents
Chassis structure with seat trolley and with seat trolley Download PDFInfo
- Publication number
- CN107531264A CN107531264A CN201680021092.9A CN201680021092A CN107531264A CN 107531264 A CN107531264 A CN 107531264A CN 201680021092 A CN201680021092 A CN 201680021092A CN 107531264 A CN107531264 A CN 107531264A
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- China
- Prior art keywords
- vehicle frame
- frame
- decline
- trolley
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/26—Securing devices for bags or toys ; Arrangements of racks, bins, trays or other devices for transporting articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Handcart (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The present invention provides the chassis structure with seat trolley for possessing the part influenceed when not declined by vehicle frame caused by folding.The chassis structure of trolley (10) is,The part for possessing the front frame (12) of front side wheel (14) and possessing the Rear frame (18) of rear side wheel (20) is rotatably coupled,There is seat vehicle frame (26) of the frame between front frame (12) and Rear frame (18) in the lower side of the connecting portion (22),Possess make front frame (12) and Rear frame (18) towards when rotating front side wheel (14) and the close direction of rear side wheel (20) together with the rear end side of seat vehicle frame (26) along the decline vehicle frame (36) of short transverse decline,It is characterized in that,Possesses sliding part (46) on vehicle frame (36) is declined,Sliding part (46) is connected with mobile unit,Mobile unit makes sliding part (46) because of the close action of front side wheel (14) and rear side wheel (20) to the length direction top Slideslip for declining vehicle frame (36).
Description
Technical field
The present invention relates to band seat trolley, more particularly to the folding chassis structure with seat trolley and usher to seat
Chair trolley.
Background technology
It is the band seat trolley of representative due to using folder function using perambulator, stability and carrying during for traveling
When or storage when convenience all require.In the band seat trolley using this folder function, for example, such as patent document
Disclosed in 1, mostly using the construction of the configuring goods case under seat.
But there is the seat vehicle frame because declining when folding and squeeze the tendency of bad article box in the trolley of this construction.Cause
This, it is impossible to folded in article box in the state of loading article.In addition, in the trolley disclosed in patent document 1, folding
Article box is avoided to be squeezed bad situation by making article box be rotated to backrest side when folded, but because article box can be also folded simultaneously,
So still it can not be folded in the state of article is loaded.
In view of this actual conditions, have folding in the state of loading article in article box disclosed in patent document 2
Construction with seat trolley.The construction of trolley disclosed in patent document 2 also substantially with patent document 1 disclosed in hand
Stroller is identical, belongs to the construction for rotating the article box being configured under seat when folding.
The difference of trolley disclosed in patent document 2 is, reduces the angle of inclination of article box rotation, and makes
When article box tilts, the casing of article box is able to maintain that its shape.
Prior art literature
Patent document
Patent document 1:(Japan) JP 2001-97226 publications
Patent document 2:No. 4266988 publication of (Japan) patent
The content of the invention
Invent problem to be solved
Band seat trolley disclosed in patent document 2 as characterized above can load article to article box really
In the state of folding pushchair.
But the band seat trolley with the folder function disclosed in patent document 2 can will form handle when folding
Partial vehicle frame declines.Moreover, the trolley disclosed in patent document 2 is because of the configuring goods on the vehicle frame for forming its handle portion
Case, so with the decline of vehicle frame accordingly, it is desirable in high position configuring goods case.Even the in addition, allocation position of article box
With situation about declining together with vehicle frame, it is also desirable to article box is not contacted with ground, therefore to make the depth shallower of article box, it is internal
Capacity diminishes.
Therefore, it is an object of the present invention to provide a kind of band seat hand push not influenceed by vehicle frame decline caused by folding
The chassis structure of car and the band seat trolley with the chassis structure.
For solving the technical scheme of problem
The chassis structure of the invention with seat trolley for realizing above-mentioned purpose is the front truck for possessing front side wheel
A part for a part for frame and the Rear frame for possessing rear side wheel is rotatably coupled, and has frame in the lower side of the connecting portion
The seat vehicle frame being located between the front frame and the Rear frame, possessing makes the front frame and Rear frame court make institute
State front side wheel and when the close direction of the rear side wheel rotates together with the rear end side of the seat vehicle frame along short transverse
The decline vehicle frame of decline, the chassis structure are characterised by possessing sliding part in the decline vehicle frame, the sliding part is with moving
Moving cell connects, and the mobile unit makes the sliding part to institute because of the close action of the front side wheel and the rear side wheel
State the length direction top Slideslip for declining vehicle frame.
In addition, the chassis structure as characterized above with seat trolley can be set to, it is connected with the sliding part
Mobile unit is the mobile connecting rod that one end is connected with the sliding part, the other end of the mobile connecting rod and the decline vehicle frame with
The vehicle frame connection of outer trolley.
By being set to this structure, the slip of sliding part can be caused by declining the operating state of the vehicle frame beyond vehicle frame
Action.
In addition, in the chassis structure with seat trolley with above-mentioned feature, Ke Yishi, the mobile connecting rod
The front frame and Rear frame court is set to make the front side wheel and the rear side car in the vehicle frame of the other end and trolley
Take turns the part connection declined when close direction rotates.
By being set to this structure, the action of connecting rod is moved because of the decline of connecting portion, therewith, sliding part is declining
Slided on vehicle frame.
In addition, the chassis structure with seat trolley with above-mentioned feature can be set to, the mobile connecting rod is by having
There is rigid shaft-like or plate-shaped member to be formed, it is on the vehicle frame of the other end of the mobile connecting rod with forming trolley, make it is described
Front frame and the Rear frame towards when rotating the front side wheel and the close direction of the rear side wheel with less than under described
The part connection that the dropping distance of the dropping distance of vehicle frame declines is dropped.
By being set to this structure, even if the height and position of sliding part drops in the close action of front side wheel and rear side wheel
It is low, it will not also worry that it becomes less than the dropping distance for declining vehicle frame.
In addition, the chassis structure with seat trolley with above-mentioned feature be preferably be, the mobile connecting rod it is another
The part being connected with the vehicle frame of trolley of one end, with making the front frame and Rear frame court make the front side wheel and institute
State when the close direction of rear side wheel rotates with from the dropping distance of the decline vehicle frame subtract the front frame and it is described after
The part connection that the approximate dropping distance of distance of the climb of the connecting portion of vehicle frame declines.
By being set to this structure, can reduce front side wheel and rear side wheel close action before and after sliding part height
Spend the change of position.
In addition, the chassis structure with seat trolley with above-mentioned feature can be connected with the mobile connecting rod
The other end part be handrail vehicle frame pars intermedia, a side of the handrail vehicle frame and the front frame or the connecting portion
Connection, another side are connected with the decline vehicle frame, are linkedly rotated with the down maneuver of the decline vehicle frame.
In addition, the chassis structure with seat trolley with above-mentioned feature can also be connected with the movement even
The part of the other end of bar is the pars intermedia of seat vehicle frame, and a side of the seat vehicle frame rotationally connects with the front frame
Connect, another side is connected with the decline vehicle frame, is linkedly rotated with the down maneuver of the decline vehicle frame.
In addition, the chassis structure with seat trolley with above-mentioned feature can also be connected with the movement even
The part of the other end of bar is the pars intermedia of swivel link, and a side of the swivel link is connected with the Rear frame, another
Side is connected with the decline vehicle frame, is linkedly rotated with the down maneuver of the decline vehicle frame.
In addition, the chassis structure with seat trolley with above-mentioned feature can be set to, the sliding part is configured at
On the decline vehicle frame, and it is configured at the connecting portion and the decline vehicle frame and the seat of the decline vehicle frame and handrail vehicle frame
Between the connecting portion of vehicle frame, a side of the handrail vehicle frame is connected with the front frame or the connecting portion, and the other end
Side is connected with the decline vehicle frame, is linkedly rotated with the down maneuver of the decline vehicle frame.
In addition, the chassis structure with seat trolley with above-mentioned feature can be set to, the sliding part is configured at
On the decline vehicle frame, and it is configured at the connecting portion and the decline vehicle frame and seat vehicle frame of the decline vehicle frame and handrail vehicle frame
Connecting portion between, a side of the handrail vehicle frame is connected with the front frame or the connecting portion, and another side with
The decline vehicle frame connection, linkedly rotated with the down maneuver of the decline vehicle frame, a side of the seat vehicle frame can turn
Dynamic ground is connected with the front frame, and another side is connected with the decline vehicle frame, the down maneuver with the decline vehicle frame
Linkedly rotate.
In addition, the chassis structure with seat trolley with above-mentioned feature can be set to, the mobile connecting rod is by having
The filamentary material for having flexibility is formed, and possesses institute on the upside of the short transverse of the allocation position of the sliding part of the decline vehicle frame
State the return portion of filamentary material, it is on vehicle frame of the other end of the mobile connecting rod with forming trolley, make the front frame and
The Rear frame towards when rotating the front side wheel and the close direction of the rear side wheel with more than the decline vehicle frame
The part connection that the dropping distance of dropping distance declines.
By being set to this structure, the hauling distance via the filamentary material of return portion connection can be made than declining vehicle frame
Dropping distance is grown.Therefore, it is possible to suppress front side wheel and rear side wheel close action after sliding part height and position reduction.
In addition, the chassis structure as characterized above with seat trolley be preferably be, the mobile connecting rod it is another
The part being connected with the vehicle frame of trolley at end, with making the front frame and Rear frame court make the front side wheel and institute
When the close direction of wheel rotates on rear side of stating, declining from the dropping distance of the decline vehicle frame makes the front frame and the rear car
When frame rotates the front frame and the climb of the connecting portion of the Rear frame are subtracted from the dropping distance of the decline vehicle frame
Distance 2 times of distances of approximation dropping distance part connection.
By being set to this structure, can reduce front side wheel and rear side wheel close action before and after sliding part height
Spend the change of position.
In addition, the chassis structure as characterized above with seat trolley can be connected with the mobile connecting rod
The part of the other end is extension, and with handrail vehicle frame compared with the connecting portion of the decline vehicle frame, the extension prolongs toward the rear side
Stretch setting, a side of the handrail vehicle frame is connected with the front frame or the connecting portion, and another side with it is described under
Vehicle frame connection is dropped, is linkedly rotated with the down maneuver of the decline vehicle frame.
In addition, the chassis structure as characterized above with seat trolley can be connected with the mobile connecting rod
The part of the other end is extension, and with seat vehicle frame compared with the connecting portion of the decline vehicle frame, the extension prolongs toward the rear side
Setting is stretched, a side of the seat vehicle frame is rotationally connected with the front frame, and another side and the decline car
Frame connects, and is linkedly rotated with the down maneuver of the decline vehicle frame.
In addition, for realizing that the of the invention of above-mentioned purpose with seat trolley is to have usheing to seat described in any of the above-described
The band seat trolley of the chassis structure of chair trolley, it is characterised in that the support of article box is connected in the sliding part,
The lower section of the support configures the article box.
In the case where being set to this structure, even if folding pushchair, the height and position of article box will not produce change.Cause
This, can article box be equipped with article in the state of folding pushchair.In addition, because the height and position of article box does not produce change
Change, so the distance of article box and track need not be made significantly to separate.It is thus possible to enough increase the capacity of article box.
In addition, for realizing that the of the invention of above-mentioned purpose with seat trolley is to have usheing to seat described in any of the above-described
The band seat trolley of the chassis structure of chair trolley, it is characterised in that loading hook can also be configured on the sliding part.
In the case where being set to this structure, even if folding pushchair, the height and position of loading hook will not also change.
Therefore, it is possible to the folding pushchair in the state of article to be hung over to loading hook.
Invention effect
According to the chassis structure as characterized above with seat trolley, sliding part in folding pushchair hardly
Influenceed by the short transverse that the vehicle frame declined is brought.Therefore, by be used as set article box or loading hook etc. when basic point,
Without worry trolley folding caused by inconvenience occur, i.e., contacted without having to worry about article box or article itself with track or
Situation about being subject to crushing.
Brief description of the drawings
Fig. 1 is the stereogram of the front of the trolley for representing first embodiment, right flank and planar structure.
Fig. 2 is the stereogram of the back side of the trolley for representing first embodiment, right flank and planar structure.
The right side view of form when Fig. 3 is the traveling for the trolley for representing first embodiment.
The right side view of form when Fig. 4 is the folding for the trolley for representing first embodiment.
Fig. 5 is the line architecture model for illustrating the structure of the trolley of first embodiment and action.
Fig. 6 is the line architecture model of the first variation of the trolley for representing first embodiment.
Fig. 7 is the line architecture model of the second variation of the trolley for representing first embodiment.
Fig. 8 is the line architecture model of the 3rd variation of the trolley for representing first embodiment.
Fig. 9 is the right side view of form when representing the traveling of stroller under application mode.
Figure 10 is the right side view of form when representing the folding of the trolley under application mode.
The right side view of form when Figure 11 is the traveling for the trolley for representing second embodiment.
The right side view of form when Figure 12 is the folding for the trolley for representing second embodiment.
Figure 13 is the line architecture model for illustrating the structure of the trolley of second embodiment and action.
Figure 14 is the line architecture model of the first variation of the trolley for representing second embodiment.
Figure 15 is the stereogram of the front of the trolley for representing the 3rd embodiment, right flank and planar structure, is to represent
Handle frame is moved on to the figure of the form at seat surface rear.
Figure 16 is the stereogram of the front of the trolley for representing the 3rd embodiment, right flank and planar structure, is to represent
The figure for the form that handle frame is moved on in front of seat surface.
Embodiment
Hereinafter, the chassis structure with seat trolley for the present invention and the embodiment with seat trolley, reference
Accompanying drawing is described in detail.
[grown form]
First, 1~Fig. 5 of reference picture, to band seat trolley (the hereinafter simply referred to as trolley of first embodiment
10) basic structure and function illustrates.In addition, in the accompanying drawings, Fig. 1 is to represent the trolley of first embodiment just
The stereogram in face, right flank and planar structure, Fig. 2 are the stereograms for representing the back side, right flank and planar structure.In addition, Fig. 3 is
The right side view of form during the traveling of the trolley of expression first embodiment, Fig. 4 are the right sides of form when representing to fold
View.In addition, Fig. 5 is the line architecture model for illustrating the structure of the trolley of first embodiment and action.
The trolley 10 of present embodiment using front frame 12 and Rear frame 18, seat vehicle frame 26 and decline vehicle frame 36 as
Substantially form.
Front frame 12 possesses front side wheel 14 in its bottom.Front frame 12 is made up of two a pair of modes, as Fig. 1,
Shown in Fig. 2, possesses connecting vehicle frame 16 in lower end side.
Rear frame 18 is identical with front frame 12, possesses wheel (rear side wheel 20) in bottom.The upper end of Rear frame 18
Form the connecting portion 22 being rotatably connected with the upper end of front frame 12.Also, Rear frame 18 is also identical with front frame 12
Ground, it is made up of two a pair of modes, possesses connecting vehicle frame 24 in lower end side.
The front frame 12 and Rear frame 18 of this structure can be basic point with connecting portion 22, to change front side wheel 14 with after
The mode of width between side wheel 20 is opened and closed.That is, traveling when expand front side wheel 14 and rear side wheel 20 between interval and
Stability is improved, when carrying or the when of storage can make the narrower intervals between two wheels, can be folded.
Seat vehicle frame 26 is the vehicle frame for forming seat.Seat vehicle frame 26 is to be erected at above-mentioned front frame 12 and Rear frame
Mode between 18 configures.Runing rest 28 is connected near the front side end of chair coach frame 26, runing rest 28 is with matching somebody with somebody
The connecting portion 12a being placed between the connecting portion 22 of front frame 12 and front side wheel 14 is rotatably connected.On the other hand, seat
The supporting support 38 that the rear side end of vehicle frame 26 and the bottom for the decline vehicle frame 36 being described in detail below are set is rotatably
Connection.
In addition, seat vehicle frame 26 is also identicallyly with above-mentioned front frame 12 and Rear frame 18, by two a pair of mode structures
Into.Moreover, the front side end of seat vehicle frame 26 connects by using in the connecting vehicle frame 30 for forming chair top.In addition, in seat
The rear side end of vehicle frame 26 is connected with the vehicle frame (backrest vehicle frame 32) for forming backrest.In addition, backrest vehicle frame 32 is relative to seat
Vehicle frame 26 can change angle of inclination freely.In addition, in the form shown in Fig. 1, Fig. 2, from the front side end of seat vehicle frame 26
To the upper end of backrest vehicle frame 32, formed with the seat surface 34 for forming chair top.
The decline vehicle frame 36 of present embodiment is the vehicle frame for the handle 36a for forming trolley 10.As shown in figure 5, with preceding
The folding of vehicle frame 12 and Rear frame 18, the i.e. decline vehicle frame 36 of vehicle frame for forming handle 36a is also folded, in this case, connecting portion
22 rise in the height direction.That is, the height for declining vehicle frame 36 rises simultaneously.Therefore, suppressed using vehicle frame itself is declined
The increased construction of height during folding.
Decline vehicle frame 36 via the supporting support 38 and the swivel link using Rear frame 18 as basic point for being arranged at bottom
40 connections.Moreover it is preferred that supporting support 38 has along the side view of Rear frame 18 with the contact site of Rear frame 18
Groove.This is to prevent from declining the skew of the contact site of vehicle frame 36 (supporting support 38) and Rear frame 18, realize stable.Separately
Outside, swivel link 40 rotationally configures using the connecting portion with Rear frame 18 as basic point.Therefore, swivel link 40 passes through rotation
Can move supporting support 38.
Handrail vehicle frame 42 is provided between front frame 12 and the connecting portion 22 and decline vehicle frame 36 of Rear frame 18.Handrail car
Frame 42 is able to rotate freely with the connecting portion of connecting portion 22 and the connecting portion with declining vehicle frame 36.Therefore, front truck is passed through
Frame 12 and decline vehicle frame 36, seat vehicle frame 26 and handrail vehicle frame 42 form parallel rod.
In addition, the trolley 10 in present embodiment is provided with mobile connecting rod 44 using handrail vehicle frame 42 as basic point.And
And the mobile end of mobile connecting rod is connected with sliding part 46, sliding part 46 is arranged at than declining vehicle frame 36 and handrail vehicle frame 42
The position in the more top portion of connecting portion.
When folding the trolley 10 of this structure, first, between wheel 14 on front side of constriction and rear side wheel 20 between
Every mode make front frame 12 and Rear frame 18 close.Thus, swivel link 40 is elapsed by seat vehicle frame 26, to arrow A side
To rotation (reference picture 3).Afterwards, due to the deadweight of decline vehicle frame 36, swivel link 40 turns to supporting support 38 and is located at than rotation
Turn the connecting portion of connecting rod 40 and Rear frame 18 more posteriorly untill the position of the side of side wheel 20.
According to the movement of the seat vehicle frame 26 of the action with swivel link 40, the handrail vehicle frame 42 of parallel rod is formed
By with decline vehicle frame 36 connecting portion than the connecting portion with connecting portion 22 more on the lower in a manner of rotate (arrow B directions turn
It is dynamic).
With the action accordingly, the sliding part 46 of mobile connecting rod 44 is supported on towards declining the upper side of vehicle frame 36 under
The length direction for dropping vehicle frame 36 slides.Here, decline the direction that vehicle frame 36 declines from the folding of trolley 10 and to height and position
It is mobile.On the other hand, sliding part 46 moves towards the upper side for declining vehicle frame 36.Therefore, it is high before and after the folding of trolley 10
The relative position for the sliding part 46 spent on direction is almost unchanged (reference picture 5).
In the trolley of present embodiment, as shown in Figure 1 to 4, the article for making support 52 be connected with sliding part 46
Case 50 by from sliding part 46 it is sagging to downside in a manner of configure.
According to the trolley 10 of present embodiment, as shown in figure 4, when folding, without the worry quilt of article box 50
Vehicle frame damages by pressure.In addition, in motion with folding when, by connecting article on the small sliding part 46 of change of relative altitude position
The support 52 of case 50, without having to worry about article box 50 when being folded caused by the overall situation about offseting downwards of article box 50 when folding
Contact with road surface.
Therefore, it is possible to folding pushchair 10 in the state of article is put into.In addition, consolidating also without raising article box 50
Positioning is put, therefore can substantially ensure that the capacity of article box 50.In addition, the mode of the article box 50 shown in Fig. 1~Fig. 4 is one
Individual example, its shape can adopt in various manners.
In addition, in the above-described embodiment, the front side end of handrail vehicle frame 42 is connected to connecting portion 22.However, help
The front side end of handcart frame 42 can also form the structure being rotatably connected with front frame 12.Because even if shape
Into this structure, also parallel company can be formed with vehicle frame 36, seat vehicle frame 26 and handrail vehicle frame 42 is declined by front frame 12
Bar.
In the above-described embodiment, its one end is connected by mobile connecting rod 44 with sliding part 46, by the other end and handrail vehicle frame
42 pars intermedia connection.However, the connected mode not limited to this of the other end of mobile connecting rod 44, can also with decline vehicle frame 36 with
Outer vehicle frame connection, as long as the dropping distance position smaller than the dropping distance for declining vehicle frame 36 is connected i.e. when being folded with trolley 10
Can.As specific variation, following example can be enumerated.
[variation 1 of first embodiment]
Form shown in Fig. 6 is represented the other end of mobile connecting rod 44 and the chair coach positioned at the lower section of handrail vehicle frame 42
The example of the pars intermedia connection of frame 26.As shown in fig. 6, with the close swivel link 40 with front frame 12 and Rear frame 18
Together, seat vehicle frame also makes " rotation+decline " this action for the decline of decline vehicle frame 36 caused by rotating.
Now, compared with the connecting portion of seat vehicle frame 26 and decline vehicle frame 36, the company of mobile connecting rod 44 and seat vehicle frame 26
Socket part is located at front side.By forming this structure, by the dropping distance of the folding with trolley 10, mobile connecting rod 44 and seat
The dropping distance of the connecting portion of Wheel-chair frame 26 is less than the dropping distance for declining vehicle frame 36.
Sliding part 46 is offset downwards during thereby, it is possible to prevent from folding, and is obtained same with the trolley 10 of aforementioned embodiments
The effect of sample.
[variation 2 of first embodiment]
Mode shown in Fig. 7 represents the example for being connected the other end of mobile connecting rod 44 with the pars intermedia of swivel link 40.
Promote the swivel link 40 of the decline of the decline vehicle frame 36 folded with trolley 10, using the connecting portion with Rear frame 18 as base
Point, dropping distance increase with close with declining the connecting portion of vehicle frame 36.Therefore, by by the other end of mobile connecting rod 44 with
The pars intermedia connection of swivel link 40, the dropping distance of its connecting portion must be smaller than declining the dropping distance of vehicle frame 36.
Sliding part 46 is offset downwards during thereby, it is possible to prevent from folding, and is obtained same with the trolley 10 of above-mentioned embodiment
The effect of sample.
[variation 3 of first embodiment]
In addition, in above-mentioned embodiment and above-described embodiment, sliding part 46 is configured than handrail vehicle frame 42 and decline
The upper position of the connecting portion of vehicle frame 36.However, also may be used as shown in figure 8, being configured at the sliding part 46 declined on vehicle frame 36
To configure in the position than the connecting portion of handrail vehicle frame 42 and decline vehicle frame 36 more on the lower.
In the case where making sliding part 46 form this configuration mode, the other end of mobile connecting rod 44 is with being located at sliding part 46
Allocation position on the downside of vehicle frame or connecting rod connection.By forming this structure, in folding pushchair 10, mobile connecting rod 44 will
The sliding part 46 declined on vehicle frame 36 pushes to top.
In the example shown in Fig. 8, sliding part 46 is configured to the connecting portion for declining vehicle frame 36 and handrail vehicle frame 42 with
Drop between vehicle frame 36 and the connecting portion of seat vehicle frame 26.Also, the pars intermedia of the other end and seat vehicle frame 26 of mobile connecting rod 44
Connection.Thus, when folding, sliding part 46 is pushed to the upper side for declining vehicle frame 36, can suppress its allocation position itself
Decline.
In addition, so by the allocation position of sliding part 46 be arranged to than handrail vehicle frame 42 more on the lower in the case of, it is and upper
State variation 2 in the same manner, it is clear that connecting object that can be using the pars intermedia of swivel link 40 as the other end of mobile connecting rod 44.
In above-mentioned embodiment and variation, the position that the position of the other end of mobile connecting rod 44 is preferably defined below is connected with
Put relation.That is, on the basis of declining the distance that vehicle frame 36 declines during folding pushchair 10, will keep being similar to from as benchmark
Above-mentioned dropping distance subtracts the position of the dropping distance of the distance of the climb of connecting portion 22 as the mobile connecting rod 44 of connection
The position of the other end.Because by forming this configuration mode, can reduce when trolley 10 travels and the cunning of the when of folding
Change caused by the height and position of moving part 46.
[hook-type state]
Then, reference picture 9, Figure 10, the application mode of the trolley of present embodiment is illustrated.In addition, Fig. 9 is table
The right side view of form when showing the traveling of trolley, Figure 10 are the right side views of form when representing to fold.This application mode
Trolley 10A be characterised by, cancel the subsidiary article box 50 of trolley 10 in above-mentioned embodiment, on sliding part 46
Loading hook 54 is set, with substitution goods case 50.
By with this feature, folding pushchair 10A in the state of article being hung on loading hook 54, also can
Caused by avoiding the allocation position decline of loading hook 54 inconvenient (that is, article contacts with road surface).Therefore, it is same with above-mentioned embodiment
Sample, folding pushchair 10 in the state of article can be hung on loading hook 54.
[steel wire mode]
Then, the second embodiment with seat trolley of the present invention, 11~Figure 13 of reference picture are illustrated.This
Outside, the right side view of form when Figure 11 is the traveling for the trolley for representing second embodiment, when Figure 12 represents to fold
The right side view of form.In addition, Figure 13 is the line architecture mould for illustrating the structure of the trolley of second embodiment and action
Type.
The trolley 10B of present embodiment basic structure is also identical with the trolley 10 of above-mentioned first embodiment.Make
For difference, in the trolley 10 of first embodiment, there is rigid shaft-like or tabular in the intermediate configurations of handrail vehicle frame 42
Mobile connecting rod 44, slide sliding part 46 by the movement connecting rod 44.By contrast, as mobile connecting rod 44, this embodiment party
The trolley 10B of formula is used with flexible filamentary material 58, slides sliding part 46.
Specifically, in the present embodiment, extension 42b is provided with handrail vehicle frame 42.Extension 42b is handrail car
A part for frame 42, it is arranged in the vehicle frame than handrail vehicle frame 42 and the more rearward side position of connecting portion for declining vehicle frame 36.Make
For this mode handrail vehicle frame 42 using connecting portion as basic point, the armrest part 42a positioned at front side front rise feelings
Under condition, the front for being located behind the extension 42b of side declines.
In addition, in the present embodiment, the position of upper side is more leaned in the allocation position of the sliding part 46 than declining vehicle frame 36
Put and be configured with pulley 56.Also, by the way that the filamentary materials such as steel wire 58 are winded on pulley 56, as return portion, by one end
It is connected with sliding part 46, the other end is connected with extension 42b.
Under this configuration, as shown in FIG. 12 and 13, in folding pushchair 10B, the action of handrail vehicle frame 42 makes line
The extension side end (other end) of shape material 58 is pulled down into.Therefore, be wound in return portion (that is, pulley 56) afterwards with sliding part 46
The sliding part side end (one end) of connection is pulled to the side of pulley 56 (that is, the upper side for declining vehicle frame 36).In filamentary material 58
In the case that sliding part side end is pulled to the upper side for declining vehicle frame 36, the sliding part 46 that is connected with filamentary material 58 also along
Decline the length direction Slideslip toward upper of vehicle frame 36.
Therefore, the trolley 10B of this structure is also in the same manner as the trolley 10 of first embodiment, can be to article
Case 50 loads folding pushchair 10B in the state of article.In addition, also without the fixed position for improving article box 50, therefore energy
Enough substantially ensure that the capacity of article box.In addition, in the same manner as above-mentioned application mode, substitution goods case 50, slip can be formed in
Part 46 configures the mode of loading hook 54 (reference picture 9, Figure 10).
[variation 1 of second embodiment]
In addition, in the above-described embodiment, illustrate to be provided with extension 42b in handrail vehicle frame 42, connect wire in this place
The situation of the one end of material 58.However, as long as the trolley 10B of present embodiment is by the company of the other end of filamentary material 58
Socket part forms the structure at the position of the longer dropping distance of the dropping distance for declining vehicle frame 36 declined when keeping than folding, then
The connecting portion of filamentary material 58 need not unreasonably be limited.
For example, as shown in figure 14, the seat vehicle frame 26 that parallel rod can also be formed between handrail vehicle frame 42 is set
Extension 26b, in the other end (other end) of extension 26b connections filamentary material 58.Under this structure, sliding part 46 enters
The row action same with above-mentioned embodiment.
Now, it is preferable that the position of the other end of connection filamentary material 58 is the position for meeting following necessary condition.That is,
On the basis of declining the dropping distance that vehicle frame 36 declines during folding pushchair 10B, have and be similar to subtract company from the dropping distance
The position of 2 times of dropping distance of the distance for the climb that socket part 22 rises.The sliding part 46 of present embodiment passes through traction
Turn back configuration filamentary material 58 the other end and slide.Therefore, the hauling distance of filamentary material 58 is sliding part 46
2 times of distances of displacement (sliding distance).Therefore, by by be similar to deduct after distance 2 times of distances decline away from
From connecting portion of the position as filamentary material 58, the sliding part 46 when can reduce when trolley 10B is travelled and fold exists
Caused change on height and position.
[handle switching mode]
Then, for the 3rd embodiment with seat trolley of the present invention, reference picture 15, Figure 16 are illustrated.This
Outside, Figure 15 is the stereogram of the front of the trolley for representing the 3rd embodiment, right flank and planar structure, and Figure 16 is to represent
Switch the stereogram of the front of trolley of the state of handling position, right flank and planar structure.
The trolley 10C of present embodiment basic structure is also identical with the trolley 10 of above-mentioned first embodiment.Make
Hand push is configured on the extended line of the decline vehicle frame 36 slided for difference, the trolley 10 of first embodiment in sliding part 46
Handle 36a.By contrast, the trolley 10C of present embodiment will decline vehicle frame 36 and the split of handle frame 60 is formed.
Specifically, subframe 62 is configured in the part that the supporting support 38 for declining vehicle frame 36 abuts with Rear frame 18, matched somebody with somebody
Put relative to the rotatable handle frame 60 of the subframe 62., can be by the handle of handle frame 60 by forming this structure
Part rotates switching to the rear side of seat surface 34 and front side.In addition, though Figure 15, Figure 16 do not represent that the rotation in first embodiment connects
Bar 40, but the swivel link 40 in the outside that Rear frame 18 is configured in first embodiment has only been configured in pairs by this
The inner side of Rear frame 18 and turn into dead angle.In addition, in order to which the subframe 62 for configuring handle frame 60 and setting is to be used to obtain handle
The part of the configuration balance of handcart frame 60.Therefore, the installation site of handle frame 60 can directly be Rear frame 18 or
Front frame 12, this is not limited.
It is same with 10~10B of trolley of first, second above-mentioned embodiment for other structures, effect, effect
Sample.
Industrial applicability
In the above-described embodiment in order to be described collectively, the diagram form as trolley 10 (10~10C) is baby
Car.However, the chassis structure with seat trolley of the present invention can also be applied to trolley (the so-called old age of the elderly
Car) etc..
Symbol description
10,10A, 10B, 10C ... trolley, 12 ... front frames, 12a ... connecting portions, 14 ... front side wheels, 16 ... connection cars
Frame, 18 ... Rear frames, 20 ... rear side wheels, 22 ... connecting portions, 24 ... connecting vehicle frames, 26 ... seat vehicle frames, 26b ... extensions,
28 ... runing rests, 30 ... connecting vehicle frames, 32 ... backrest vehicle frames, 34 ... seat surfaces, 36 ... decline vehicle frame, 36a ... handles, 38 ... branch
Hold support, 40 ... swivel links, 42 ... handrail vehicle frames, 42a ... armrest parts, 42b ... extensions, 44 ... mobile connecting rods, 46 ... cunnings
Moving part, 50 ... article boxes, 52 ... supports, 54 ... loading hooks, 56 ... pulleys, 58 ... filamentary materials, 60 ... handle frames, 62 ...
Subframe.
Claims (16)
1. a kind of chassis structure with seat trolley, possess a part for the front frame of front side wheel and possess rear side wheel
A part for Rear frame is rotatably coupled, and is had in the lower side of the connecting portion and is erected at the front frame and the Rear frame
Between seat vehicle frame, possessing makes the front frame and the Rear frame towards leaning on the front side wheel and the rear side wheel
The decline vehicle frame declined when near direction rotates together with the rear end side of the seat vehicle frame along short transverse, the chassis structure
It is characterised by,
Possess sliding part in the decline vehicle frame,
The sliding part is connected with mobile unit, and the mobile unit is moved because of the front side wheel and the close of the rear side wheel
Make and make the sliding part to the length direction top Slideslip of the decline vehicle frame.
2. the chassis structure as claimed in claim 1 with seat trolley, it is characterised in that
The mobile unit being connected with the sliding part is the mobile connecting rod that one end is connected with the sliding part,
The other end of the mobile connecting rod is connected with the vehicle frame of the trolley beyond the decline vehicle frame.
3. the chassis structure as claimed in claim 2 with seat trolley, it is characterised in that
In the other end of the mobile connecting rod and the vehicle frame of trolley make the front frame and the Rear frame towards make it is described before
The part that side wheel declines when being rotated with the close direction of the rear side wheel connects.
4. the chassis structure as claimed in claim 3 with seat trolley, it is characterised in that
The mobile connecting rod by being formed with rigid shaft-like or plate-shaped member,
It is on the vehicle frame of the other end of the mobile connecting rod with forming trolley, make the front frame and the Rear frame towards making institute
State front side wheel and when the close direction of the rear side wheel rotates with the decline of the dropping distance less than the decline vehicle frame away from
Part from decline connects.
5. the chassis structure as claimed in claim 4 with seat trolley, it is characterised in that
The part being connected with the vehicle frame of trolley of the other end of the mobile connecting rod, with making the front frame and the Rear frame
Towards when rotating the front side wheel and the close direction of the rear side wheel with subtracting from the dropping distance of the decline vehicle frame
The part for going front frame dropping distance approximate with the distance of the climb of the connecting portion of the Rear frame to decline connects.
6. the chassis structure with seat trolley as any one of claim 2~5, it is characterised in that
The part for being connected with the other end of the mobile connecting rod is the pars intermedia of handrail vehicle frame, a side of the handrail vehicle frame with
The front frame or connecting portion connection, another side are connected with the decline vehicle frame, and the decline with the decline vehicle frame is moved
Linkedly rotate.
7. the chassis structure with seat trolley as any one of claim 2~5, it is characterised in that
The part for being connected with the other end of the mobile connecting rod is the pars intermedia of seat vehicle frame, and a side of the seat vehicle frame can
Rotationally it is connected with the front frame, another side is connected with the decline vehicle frame, is connected with the down maneuver of the decline vehicle frame
Rotate dynamicly.
8. the chassis structure with seat trolley as any one of claim 2~5, it is characterised in that
The part for being connected with the other end of the mobile connecting rod is the pars intermedia of swivel link, a side of the swivel link with
The Rear frame connection, another side are connected with the decline vehicle frame, are linkedly rotated with the down maneuver of the decline vehicle frame.
9. the chassis structure as claimed in claim 7 with seat trolley, it is characterised in that
The sliding part is configured on the decline vehicle frame, and is configured at connecting portion and institute of the decline vehicle frame with handrail vehicle frame
State and decline between vehicle frame and the connecting portion of the seat vehicle frame, a side and the front frame or the company of the handrail vehicle frame
Socket part is connected, and another side is connected with the decline vehicle frame, is linkedly rotated with the down maneuver of the decline vehicle frame.
10. the chassis structure as claimed in claim 8 with seat trolley, it is characterised in that
The sliding part is configured on the decline vehicle frame, and is configured at connecting portion and institute of the decline vehicle frame with handrail vehicle frame
State and decline between vehicle frame and the connecting portion of seat vehicle frame, a side and the front frame or the connecting portion of the handrail vehicle frame
Connection, and another side is connected with the decline vehicle frame, is linkedly rotated with the down maneuver of the decline vehicle frame, the seat
One side of Wheel-chair frame is rotationally connected with the front frame, and another side is connected with the decline vehicle frame, and described
The down maneuver for declining vehicle frame linkedly rotates.
11. the chassis structure as claimed in claim 3 with seat trolley, it is characterised in that
The mobile connecting rod is formed by the filamentary material with flexibility, in the allocation position of the sliding part of the decline vehicle frame
Short transverse on the upside of possess the return portion of the filamentary material,
It is on the vehicle frame of the other end of the mobile connecting rod with forming trolley, make the front frame and the Rear frame towards making institute
State front side wheel and when the close direction of the rear side wheel rotates with the decline of the dropping distance more than the decline vehicle frame away from
Part from decline connects.
12. the chassis structure as claimed in claim 11 with seat trolley, it is characterised in that
The part being connected with the vehicle frame of trolley of the other end of the mobile connecting rod, with making the front frame and the rear car
Frame declines towards when rotating the front side wheel and the close direction of the rear side wheel from the dropping distance of the decline vehicle frame
When rotating the front frame and the Rear frame from the dropping distance of the decline vehicle frame subtract the front frame with it is described after
The part connection of the dropping distance of 2 times of distances of approximation of the distance of the climb of the connecting portion of vehicle frame.
13. the chassis structure with seat trolley as described in claim 11 or 12, it is characterised in that
The part for being connected with the other end of the mobile connecting rod is extension, the connecting portion with handrail vehicle frame and the decline vehicle frame
Compare, the extension is extended toward the rear side, and a side and the front frame or the connecting portion of the handrail vehicle frame connect
Connect, and another side is connected with the decline vehicle frame, is linkedly rotated with the down maneuver of the decline vehicle frame.
14. the chassis structure with seat trolley as described in claim 11 or 12, it is characterised in that
The part for being connected with the other end of the mobile connecting rod is extension, the connecting portion with seat vehicle frame and the decline vehicle frame
To compare, the extension is extended toward the rear side, and a side of the seat vehicle frame is rotationally connected with the front frame, and
And another side is connected with the decline vehicle frame, linkedly rotated with the down maneuver of the decline vehicle frame.
15. a kind of band seat trolley, has the vehicle frame structure with seat trolley any one of claim 1~14
Make, it is characterised in that
In the support of sliding part connection article box, the article box is configured in the lower section of the support.
16. a kind of band seat trolley, has the vehicle frame structure with seat trolley any one of claim 1~14
Make, it is characterised in that
Loading hook is configured on the sliding part.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-081124 | 2015-04-10 | ||
| JP2015081124A JP6466767B2 (en) | 2015-04-10 | 2015-04-10 | Wheelbarrow frame structure with seat and wheelbarrow with seat |
| PCT/JP2016/057390 WO2016163198A1 (en) | 2015-04-10 | 2016-03-09 | Frame structure of seat-equipped pushcart and seat-equipped pushcart |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107531264A true CN107531264A (en) | 2018-01-02 |
| CN107531264B CN107531264B (en) | 2019-11-05 |
Family
ID=57072298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680021092.9A Expired - Fee Related CN107531264B (en) | 2015-04-10 | 2016-03-09 | Chassis structure with seat trolley and with seat trolley |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6466767B2 (en) |
| CN (1) | CN107531264B (en) |
| WO (1) | WO2016163198A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI825504B (en) * | 2020-11-04 | 2023-12-11 | 瑞士商明門瑞士股份有限公司 | Handle switching mechanism adapted for a stroller handle of a child stroller and child stroller therewith |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2023162145A1 (en) * | 2022-02-25 | 2023-08-31 | ||
| WO2024013906A1 (en) * | 2022-07-13 | 2024-01-18 | コンビ株式会社 | Baby carriage |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2373334Y (en) * | 1999-04-06 | 2000-04-12 | 环玮企业股份有限公司 | Collapsible device for three-wheel hand cart |
| CN2626815Y (en) * | 2003-03-28 | 2004-07-21 | 米信希尔斯投资公司 | Control device for retracting barrow |
| CN1699101A (en) * | 2004-05-20 | 2005-11-23 | 阿普丽佳育儿研究会阿普丽佳葛西株式会社 | Luggage basket and folding baby carriage provided with the same |
| JP2007210532A (en) * | 2006-02-10 | 2007-08-23 | Pigeon Corp | Handcart with seat |
| CN101676161A (en) * | 2004-10-19 | 2010-03-24 | 康贝株式会社 | Baby car |
| CN203996368U (en) * | 2014-07-23 | 2014-12-10 | 佛山市安力电器实业有限公司 | The doll hand barrow of safety foldable |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5621653Y2 (en) * | 1978-12-18 | 1981-05-21 |
-
2015
- 2015-04-10 JP JP2015081124A patent/JP6466767B2/en not_active Expired - Fee Related
-
2016
- 2016-03-09 CN CN201680021092.9A patent/CN107531264B/en not_active Expired - Fee Related
- 2016-03-09 WO PCT/JP2016/057390 patent/WO2016163198A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2373334Y (en) * | 1999-04-06 | 2000-04-12 | 环玮企业股份有限公司 | Collapsible device for three-wheel hand cart |
| CN2626815Y (en) * | 2003-03-28 | 2004-07-21 | 米信希尔斯投资公司 | Control device for retracting barrow |
| CN1699101A (en) * | 2004-05-20 | 2005-11-23 | 阿普丽佳育儿研究会阿普丽佳葛西株式会社 | Luggage basket and folding baby carriage provided with the same |
| CN101676161A (en) * | 2004-10-19 | 2010-03-24 | 康贝株式会社 | Baby car |
| JP2007210532A (en) * | 2006-02-10 | 2007-08-23 | Pigeon Corp | Handcart with seat |
| CN203996368U (en) * | 2014-07-23 | 2014-12-10 | 佛山市安力电器实业有限公司 | The doll hand barrow of safety foldable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI825504B (en) * | 2020-11-04 | 2023-12-11 | 瑞士商明門瑞士股份有限公司 | Handle switching mechanism adapted for a stroller handle of a child stroller and child stroller therewith |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016199173A (en) | 2016-12-01 |
| WO2016163198A1 (en) | 2016-10-13 |
| JP6466767B2 (en) | 2019-02-06 |
| CN107531264B (en) | 2019-11-05 |
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| GR01 | Patent grant | ||
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Granted publication date: 20191105 |