CN109572791A - A kind of front-wheel control structure of stroller - Google Patents
A kind of front-wheel control structure of stroller Download PDFInfo
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- CN109572791A CN109572791A CN201910106894.5A CN201910106894A CN109572791A CN 109572791 A CN109572791 A CN 109572791A CN 201910106894 A CN201910106894 A CN 201910106894A CN 109572791 A CN109572791 A CN 109572791A
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- wheel
- sliding block
- operation handlebar
- mounting base
- card slot
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 30
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- 238000010586 diagram Methods 0.000 description 5
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- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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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
- B62B7/042—Steering devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a kind of front-wheel control structures of stroller, including vehicle frame and front component, mounting base at vehicle frame handle is equipped with rotatable operation handlebar, vehicle frame front has the front-wheel retaining mechanism of locking front-wheel, and the front-wheel steer regulating mechanism that can drive front component left-right rotation is equipped between mounting base and front-wheel retaining mechanism；The front-wheel steer regulating mechanism includes being mounted in mounting base and turntable and the relatively-stationary runner assembly of the front-wheel retaining mechanism that can be rotatable relative and the second traction lock and third traction lock that are connected between turntable arranged on left and right sides and runner assembly, interlinked mechanism is equipped in the mounting base, the turntable cooperates gearing by interlinked mechanism and aforesaid operations；Structure of the invention is novel, easy to operate, and the adjusting of front-wheel left and right turn can be realized by rotating operation handlebar.
Description
Technical field
The present invention relates to perambulator field more particularly to a kind of front-wheel control structures of stroller.
Background technique
Perambulator is essential trip tool for each family for having child.In order to facilitate carrying and transport,
It is currently on the market mostly foldable baby carriage.The existing typically no steering mechanism of front wheels of baby, in the process of moving, direction
It is not easy to adjust, it is sometimes necessary to which direction controlling could be completed by lifting cart.Although children trolley dress more high-grade at present
There is the foresteerage gear including vertical shaft or driving motor, but structure is complicated, higher cost and is not easy to operate.
Summary of the invention
Object of the present invention is to: a kind of front-wheel control structure of stroller is provided, structure novel is easy to operate, passes through
The adjusting of front-wheel left and right turn can be realized in rotation operation handlebar.
The technical scheme is that a kind of front-wheel control structure of stroller, including vehicle frame and it is separately mounted to
The front component and wheel assembly of forward and backward side below vehicle frame, the front component top have for the vertical shaft with Frame Assembling
Component, mounting base is equipped at the handle of the vehicle frame, and the mounting base is equipped with operation handlebar that can be rotatable relative, the vehicle frame
Front has the front-wheel retaining mechanism with the locking cooperation of vertical shaft component, and being equipped between the mounting base and front-wheel retaining mechanism can band
The front-wheel steer regulating mechanism of dynamic front component left-right rotation；The front-wheel steer regulating mechanism include be mounted in mounting base and
Turntable that can be rotatable relative, with the relatively-stationary runner assembly of the front-wheel retaining mechanism and be connected to turntable it is left,
The second traction lock and third traction lock between right two sides and runner assembly, are equipped with interlinked mechanism in the mounting base, and described turn
Disk cooperates gearing by interlinked mechanism and aforesaid operations；
When front-wheel needs left and right turn to adjust, left-right rotation operation handlebar, operation handlebar drives turntable or so by interlinked mechanism
Rotation, turntable drive runner assembly to rotate to the left or to the right by the second traction lock or third traction lock, and then drive front wheels
Part left-right rotation.
Further, the interlinked mechanism include connect with front-wheel steer regulating mechanism cooperation connector, setting even
In fitting and can sliding block, the first spring for being arranged between sliding block and connector and the setting of opposite joints sliding grasping
Make upper and for the card slot that sliding block is caught in, the sliding block has projection portion, and the connector top has and projection portion is slided
The guide groove of cooperation, the card slot have limiting section corresponding with projection portion；There is depressible button, institute on the operation handlebar
The inner end for stating button is protruded into card slot and is matched with sliding block；
When front-wheel needs left and right turn to adjust, the projection portion of sliding block described in limiting section face of the operation handlebar to card slot is rotated,
The projection portion of sliding block is fastened in the limiting section of card slot and the guide groove of connector simultaneously under the action of the first spring at this time, real
Existing operation handlebar is mutually interlocked with front-wheel steer regulating mechanism, and interlinked mechanism is in front-wheel steer adjustment state at this time；Left-right rotation again
When operation handlebar, operation handlebar drives front-wheel retaining mechanism and vertical shaft component left-right rotation by connector, front-wheel steer regulating mechanism,
Realize that front-wheel left and right turn is adjusted；
When front-wheel is adjusted without left and right turn, push button, button pressed downwards sliding block makes it disengage the card slot of operation handlebar, at this time
Operation handlebar is not attached to move with front-wheel steer regulating mechanism.
Further, the operation handlebar is in "-" type, the extension of the extending direction and operation handlebar of the limiting section of the card slot
Direction is consistent；There are two the projection portions of the sliding block, and is respectively formed in the forward and backward side of the sliding block；
When operation handlebar or so is to horizontal, the limiting section of the projection portion of the sliding block and the card slot is staggeredly arranged in degree,
The projection portion of sliding block is supported on the bottom surface of operation handlebar, and operation handlebar is not attached to front-wheel steer regulating mechanism at this time；
After operation handlebar is with respect to horizontal state degrees of rotation, the limiting section of card slot described in the projection portion face of the sliding block is sliding
The projection portion of block is fastened in the limiting section of card slot and the guide groove of connector simultaneously under the action of the first spring, is operated at this time
Mutually being interlocked with front-wheel steer regulating mechanism.
Further, the vertical shaft component include the vertical shaft being arranged in above front component and be arranged on vertical shaft and with it is vertical
The relatively-stationary axle sleeve of axis, the axle sleeve top have the outer toothed portion of evagination；The front-wheel retaining mechanism includes being set in axle sleeve
On limit base and be set on axle sleeve and be arranged in the continuous action base below limit base, the limit base have and the axle sleeve
Outer toothed portion cooperation interior perforation, the continuous action base have for the axle sleeve outer toothed portion rotate circular hole, the gearing seat tool
There is the first guide surface of inclination arrangement.
Further, front-wheel retaining mechanism opposition shaft assembly can be released by being equipped between the mounting base and front-wheel retaining mechanism
The front-wheel clutch control mechanism of locking；The front-wheel clutch control mechanism includes being mounted on the company that in mounting base and can be moved up and down
Moving part, be mounted in mounting base and can transverse movement upper saddle, be set in outer continuous action base and lower slider capable of sliding back and forth, company
Connect the first traction lock between upper saddle and lower slider, the third spring being arranged between upper saddle and mounting base and setting
Second spring between lower slider and vertical shaft component；There is the moving part support corresponding with the projection portion of the sliding block to set
Circle, has the guide part extended downwardly on the moving part, and the guide part has the second guide surface being in tilted layout, it is described on
There are the second tilt guides for being slidably matched with the second guide surface, the lower slider has the with the continuous action base on slide
The first tilt guides that one guide surface is slidably matched；
When push button, button pressed downwards sliding block, sliding block drives moving part to move down, and moving part passes through the second guide surface and second
Being slidably matched for tilt guides drives upper saddle laterally inwardly to move, and upper saddle pulls the first traction lock, the first traction lock band
Dynamic lower slider moves back, and lower slider drives continuous action base and limit base by the first tilt guides and being slidably matched for the first guide surface
It moves up, the interior perforation of limit base is made to be detached from the outer toothed portion of the axle sleeve, and the outer toothed portion of continuous action base and the axle sleeve is rotatably assorted,
And then realize that universal rotational connects between the vertical shaft component of the front component and front-wheel retaining mechanism.
The invention has the advantages that
1, the present invention solves the problems, such as that existing baby carriage front wheel steering is not easy, and structure novel is easy to operate, by turning
The adjusting of front-wheel left and right turn can be realized in dynamic operation handlebar.
2, the present invention while having front-wheel left-right rotation regulatory function, be also equipped with ten thousand rotate to function, connect
The design of motivation structure is more ingenious, can be realized the conversion between two functions by push button, rotation operation handlebar, structure novel,
It is easy to operate.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, drawings in the following description are only some embodiments of the invention, skill common for this field
For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Structural schematic diagram when Fig. 1 is operation handlebar horizontal in the present invention；
Fig. 2, Fig. 3 are the assembly structure diagram of mounting base and operation handlebar in Fig. 1；
Fig. 4 is the assembly structure diagram in Fig. 1 after 90 degree of operation handlebar rotation with mounting base；
Fig. 5 is front component and the structural schematic diagram at vehicle frame in the present invention；
Fig. 6,7 are structural schematic diagram when operation handlebar drive front-wheel left-right rotation is adjusted in the present invention.
Wherein: 1 vehicle frame；1-1 handle；1-2 mounting base；
2 front components；2-1 vertical shaft component；2-1-1 vertical shaft；2-1-2 axle sleeve；2-1-2-1 outer toothed portion；2-1-3 outer sleeve body；
2-1-3-1 extension；2-1-3-2 open slot；2-1-4 middle base；
3 wheel assemblies；
4 operation handlebars；4-1 card slot；4-1-1 limiting section；
5 front-wheel retaining mechanisms；5-1 limit base；Perforation in 5-1-1；5-2 continuous action base；The first guide surface of 5-2-1；
6 front-wheel clutch control mechanisms；6-1 moving part；The second guide surface of 6-1-1；6-1-2 is supported and is set circle；6-2 upper saddle；6-
The second tilt guides of 2-1；6-3 lower slider；The first tilt guides of 6-3-1；The first traction lock of 6-4；6-5 second spring；6-6
Third spring；
7 front-wheel steer regulating mechanisms；7-1 turntable；7-2 runner assembly；The second traction lock of 7-3；7-4 third traction lock；
8 interlinked mechanisms；8-1 connector；8-1-1 guide groove；8-2 sliding block；8-2-1 projection portion；The first spring of 8-3.
Specific embodiment
Above scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating
The present invention and be not limited to limit the scope of the invention.Implementation condition used in the examples can be done according to specific specific condition
Further adjustment, the implementation condition being not specified is usually the condition in routine experiment.
As shown in Figures 1 to 7, the front-wheel control structure of a kind of stroller, including vehicle frame 1 and it is separately mounted to vehicle frame
The front component 2 and wheel assembly 3 of the 1 forward and backward side in lower section, 2 top of front component has the vertical shaft for assembling with vehicle frame 1
Mounting base 1-2 is equipped at component 2-1, the handle 1-1 of the vehicle frame 1, the mounting base 1-2 is equipped with behaviour that can be rotatable relative
Make 4,1 front of vehicle frame has the front-wheel retaining mechanism 5 with vertical shaft component 2-1 locking cooperation, and the mounting base 1-2 is with before
The front-wheel clutch control mechanism that can release the opposition shaft assembly 2-1 locking of front-wheel retaining mechanism 5 is respectively equipped between wheel retaining mechanism 5
6 and the front-wheel steer regulating mechanism 7 of 2 left-right rotation of front component can be driven；Interlinked mechanism 8 is equipped in the mounting base 1-2, it should
Interlinked mechanism 8 have two kinds of working conditions of front-wheel clutch state and front-wheel steer adjustment state, when interlinked mechanism 8 be in front-wheel from
When conjunction state, interlinked mechanism 8 drives the opposition of front-wheel retaining mechanism 5 shaft assembly 2-1 to release lock by front-wheel clutch control mechanism 6
Tightly, front-wheel universal rotational is realized；When interlinked mechanism 8 is in front-wheel steer adjustment state, interlinked mechanism 8 makes operation handlebar 4 with before
It rotates and is interlocked to 7 phase of regulating mechanism, 2 left-right rotation of front component is driven by rotation operation handlebar 4；And the interlinked mechanism 8 is preceding
The conversion taken turns between clutch state and front-wheel steer adjustment state realizes operation control by aforesaid operations.
In the present embodiment, the interlinked mechanism 8 and the specific structure of operation handlebar 4 and the assembly relation of the two are as follows: the company
Motivation structure 8 include connect with front-wheel steer regulating mechanism 7 cooperation connector 8-1, be arranged in connector 8-1 and opposite can connect
The sliding block 8-2 of fitting 8-1 sliding, the first spring 8-3 being arranged between sliding block 8-2 and connector 8-1 and setting are operating
The card slot 4-1, the sliding block 8-2 that are caught on 4 and for sliding block 8-2 had projection portion 8-2-1, the top the connector 8-1
There is limit corresponding with projection portion 8-2-1 with the guide groove 8-1-1, the card slot 4-1 being slidably matched with projection portion 8-2-1
Portion 4-1-1；There is depressible button 4-2, card slot 4-1 and and sliding block are protruded into the inner end of the button 4-2 on the operation handlebar 4
8-2 is matched.
Aforesaid operations turn the 4 control interlinked mechanisms 8 between front-wheel clutch state and front-wheel steer adjustment state
The working principle changed is as follows:
When front-wheel needs universal rotational, push button 4-2, button 4-2, which push sliding block 8-2, makes it disengage the card of operation handlebar 4
Slot 4-1, operation handlebar 4 is not attached to move with front-wheel steer regulating mechanism 7 at this time, while the sliding block 8-2 moved down passes through front-wheel clutch control
Mechanism 6 processed drives front-wheel retaining mechanism 5 to move up and disengage the clamping part of vertical shaft component 2-1, at this time the vertical shaft of the front component 1
Component 2-1 is that universal rotational is connect with front-wheel retaining mechanism 5, and interlinked mechanism 8 is in front-wheel clutch state.In order to be maintained at the shape
State, after push button 4-2, being rotated further by operation handlebar 4 makes sliding block 8-2 be misaligned card slot 4-1.
When front-wheel needs left and right turn to adjust, sliding block described in limiting section 4-1-1 face of the operation handlebar 4 to card slot 4-1 is rotated
The projection portion 8-2-1 of 8-2, the projection portion 8-2-1 of sliding block 8-2 is fastened on card slot simultaneously under the action of the first spring 8-3 at this time
In the guide groove 8-1-1 of the limiting section 4-1-1 and connector 8-1 of 4-1, realize that operation handlebar 4 is connected with front-wheel steer regulating mechanism 7
It is dynamic, while the sliding block 8-2 moved up disengages front-wheel clutch control mechanism 6, the two is not attached to move, and interlinked mechanism 8 is in front-wheel at this time
Turn to adjustment state；Again when left-right rotation operation handlebar 4, before operation handlebar 4 is driven by connector 8-1, front-wheel steer regulating mechanism 7
Retaining mechanism 5 and vertical shaft component 3-1 left-right rotation are taken turns, realizes that front-wheel left and right turn is adjusted.
In the present embodiment, the operation handlebar 4 is in "-" type, the extending direction of the limiting section 4-1-1 of the card slot 4-1 and behaviour
Work is consistent 4 extending direction；There are two the projection portion 8-2-1 of the sliding block 8-2, and is respectively formed in the sliding block 8-2's
Forward and backward side；
When operation handlebar 4 or so is to horizontal, the limiting section 4- of the projection portion 8-2-1 of the sliding block 8-2 and the card slot 4-1
1-1 is staggeredly arranged in 90 degree, and the projection portion 8-2-1 of sliding block 8-2 is supported on the bottom surface of operation handlebar 4, at this time operation handlebar 4 and front-wheel
Regulating mechanism 7 is turned to be not attached to；
After operation handlebar 4 rotates 90 degree relative to horizontal state, card slot described in the projection portion 8-2-1 face of the sliding block 8-2
The projection portion 8-2-1 of the limiting section 4-1-1 of 4-1, sliding block 8-2 are fastened on card slot 4-1's simultaneously under the action of the first spring 8-3
In the guide groove 8-1-1 of limiting section 4-1-1 and connector 8-1, operation handlebar 4 is interlocked with 7 phase of front-wheel steer regulating mechanism at this time.
In the present embodiment, the specific structure of the front-wheel steer regulating mechanism 7 are as follows: the front-wheel steer regulating mechanism 7 wraps
Include be mounted in mounting base 1-2 and can be rotatable relative turntable 7-1, with the relatively-stationary rotation of the front-wheel retaining mechanism 5
Component 7-2 and the second traction lock 7-3 and third being connected between turntable 7-1 arranged on left and right sides and runner assembly 7-2
Traction lock 7-4, the turntable 7-1 and above-mentioned connector 8-1 are engaged by clamping.
The working principle of above-mentioned front-wheel steer regulating mechanism 7 are as follows: when the projection portion 8-2-1 of sliding block 8-2 is fastened on card simultaneously
When in the guide groove 8-1-1 of the limiting section 4-1-1 and connector 8-1 of slot 4-1, left-right rotation operation handlebar 4, operation handlebar 4 passes through company
Fitting 8-1 drives turntable 7-1 left-right rotation, and turntable 7-1 drives rotating group by the second traction lock 7-2 or third traction lock 7-3
Part 7-2 rotation, and then drive 2 left-right rotation of front component.
In the present embodiment, the assembly of the specific structure and the two of the vertical shaft component 2-1 and the front-wheel retaining mechanism 5 is closed
System are as follows: the vertical shaft component 2-1 include the vertical shaft 2-1-1 of the top of front component 2 is set and be arranged on vertical shaft 2-1-1 and with
The relatively-stationary axle sleeve 2-1-2 of vertical shaft 2-1-1, the top the axle sleeve 2-1-2 have the outer toothed portion 2-1-2-1 of evagination；Before described
Wheel retaining mechanism 5 includes the limit base 5-1 that is set on axle sleeve 2-1-2 and is set on axle sleeve 2-1-2 and is arranged and limiting
Continuous action base 5-2 below seat 5-1, the limit base 5-1 have in the outer toothed portion 2-1-2-1 of axle sleeve 2-1-2 cooperation
Perforation 5-1-1, the continuous action base 5-2 have the circular hole that the outer toothed portion 2-1-2-1 for the axle sleeve 2-1-2 is rotated, the gearing
Seat 5-2 has the first guide surface 5-2-1 being in tilted layout.
In the present embodiment, the specific structure of the front-wheel clutch control mechanism 6 are as follows: the front-wheel clutch control mechanism 6 wraps
Include the moving part 6-1 that is mounted in mounting base 1-2 and can move up and down, be mounted in mounting base 1-2 and can transverse movement it is upper
Slide 6-2, be set in continuous action base 5-2 outer and lower slider 6-3 capable of sliding back and forth, be connected to upper saddle 6-2 and lower slider 6-3 it
Between the first traction lock 6-4, the third spring 6-6 that is arranged between upper saddle 6-2 and mounting base 1-2 and be arranged in lower slider
Second spring 6-5 between 6-3 and vertical shaft component 2-1；The moving part 6-1 has the projection portion 8-2-1 with the sliding block 8-2
Corresponding support sets with the guide part extended downwardly on circle 6-1-2, the moving part 6-1, and the guide part, which has, tilts cloth
There is the be slidably matched with the second guide surface 6-1-1 second inclination to lead on the second the guide surface 6-1-1, the upper saddle 6-2 set
To portion 6-2-1, the lower slider 6-3 has the first inclination being slidably matched with the first guide surface 5-2-1 of the continuous action base 5-2
Guide part 6-3-1.
In the present embodiment, in order to realize that the first traction lock 6-4 drives lower slider 6-3 to slide back and forth, set on front side of the vehicle frame 1
There is a traction lock tumbler 9, the rear part has with the transverse groove 9-1 that extends transversely into for the first traction lock 6-4, front leads for first
Draw the longitudinal slot 9-2 that lock 6-4 stretches out, the longitudinal slot 9-2 is communicated with transverse groove 9-1.
The working principle of above-mentioned front-wheel clutch control mechanism 6 are as follows: when push button 4-2, button 4-2 pushes sliding block 8-2, sliding
Block 8-2 drives moving part 8-1 to move down, and moving part 8-1 passes through the cunning of the second guide surface 6-1-1 and the second tilt guides 6-2-1
Dynamic cooperation drives upper saddle 6-2 laterally inwardly to move, and upper saddle 6-2 pulls the first traction lock 6-4, the first traction lock 6-4 drive
Lower slider 6-3 is moved back, and lower slider 6-3 passes through the drive that is slidably matched of the first tilt guides 6-3-1 and the first guide surface 5-2-1
Continuous action base 5-2 and limit base 5-1 are moved up, and the interior perforation 5-1-1 of limit base 5-1 is made to be detached from the outer toothed portion 2- of the axle sleeve 2-1-2
1-2-1, and continuous action base 5-2 and the outer toothed portion 2-1-2-1 of the axle sleeve 2-1-2 are rotatably assorted, and then realize the front component 2
Vertical shaft component 2-1 and front-wheel retaining mechanism 5 between universal rotational connection.
As shown in the present embodiment figure, the vertical shaft component 2-1 further includes being arranged outside vertical shaft 2-1-1 and fixing corresponding thereto
Middle base 2-1-4 is set between the lower part outer sleeve body 2-1-3, outer sleeve body 2-1-3 and axle sleeve 2-1-2, the limit base 5-1, is interlocked
Seat 5-2 is arranged between outer sleeve body 2-1-3 and the top axle sleeve 2-1-2, and is installed on above middle base 2-1-4, the outer sleeve body
2-1-3 has the extension 2-1-3-1 for stretching out the top axle sleeve 2-1-2 upwards, the limit base 5-1, continuous action base 5-2 and extension
2-1-3-1 is slidably matched, and the outer sleeve body 2-1-3 have protrude into for lower slider 6-3 and opened with what continuous action base 5-2 was slidably matched
Mouth slot 2-1-3-2.
The present invention solves the problems, such as that existing baby carriage front wheel steering is not easy, and is provided simultaneously with front-wheel left-right rotation and adjusts function
Can and ten thousand rotate to function, and by push button 4-2, rotation operation handlebar 4 conversion between two functions, structure can be realized
Novelty, it is easy to operate.
The above is only specific application examples of the invention, are not limited in any way to protection scope of the present invention.Except above-mentioned
Outside embodiment, the present invention can also have other embodiment.All technical solutions formed using equivalent substitution or equivalent transformation,
It falls within scope of the present invention.
Claims (5)
1. a kind of front-wheel control structure of stroller, including vehicle frame (1) and it is separately mounted to forward and backward side below vehicle frame (1)
Front component (2) and wheel assembly (3), front component (2) top has vertical shaft component for assembling with vehicle frame (1)
(2-1), it is characterised in that: be equipped with mounting base (1-2) at the handle (1-1) of the vehicle frame (1), set on the mounting base (1-2)
There is operation handlebar (4) that can be rotatable relative, vehicle frame (1) front has the front wheel lock with vertical shaft component (2-1) locking cooperation
Tight mechanism (5), front component (2) left-right rotation can be driven by being equipped between the mounting base (1-2) and front-wheel retaining mechanism (5)
Front-wheel steer regulating mechanism (7)；The front-wheel steer regulating mechanism (7) includes being mounted in mounting base (1-2) and can be with respect to it
The turntable (7-1) of rotation, with the relatively-stationary runner assembly of the front-wheel retaining mechanism (5) (7-2) and be connected to turn
The second traction lock (7-3) and third traction lock (7-4) between disk (7-1) arranged on left and right sides and runner assembly (7-2), the peace
It fills in seat (1-2) and is equipped with interlinked mechanism (8), the turntable (7-1), which interlocks (4) with aforesaid operations by interlinked mechanism (8), matches
It closes；
When front-wheel needs left and right turn to adjust, left-right rotation operation handlebar (4), operation handlebar (4) drives turntable by interlinked mechanism (8)
(7-1) left-right rotation, turntable (7-1) drive runner assembly (7-2) by the second traction lock (7-3) or third traction lock (7-4)
Rotation to the left or to the right, and then drive front component (2) left-right rotation.
2. a kind of front-wheel control structure of stroller according to claim 1, it is characterised in that: the interlinked mechanism
It (8) include connecting the connector (8-1) of cooperation, setting with front-wheel steer regulating mechanism (7) in the connector (8-1) and can be opposite
The sliding block (8-2) of connector (8-1) sliding, be arranged the first spring (8-3) between sliding block (8-2) and connector (8-1), with
And setting, on operation handlebar (4) and for the card slot (4-1) that sliding block (8-2) is caught in, the sliding block (8-2) has projection portion (8-
2-1), the connector top (8-1) has the guide groove (8-1-1) being slidably matched with projection portion (8-2-1), the card slot
(4-1) has limiting section (4-1-1) corresponding with projection portion (8-2-1)；There is depressible button on the operation handlebar (4)
(4-2), the inner end of the button (4-2) are protruded into card slot (4-1) and are matched with sliding block (8-2)；
When front-wheel needs left and right turn to adjust, rotate sliding described in limiting section (4-1-1) face of operation handlebar (4) to card slot (4-1)
The projection portion (8-2-1) of block (8-2), the projection portion (8-2-1) of sliding block (8-2) is same under the action of the first spring (8-3) at this time
When be fastened on card slot (4-1) limiting section (4-1-1) and connector (8-1) guide groove (8-1-1) in, realize operation handlebar (4)
With front-wheel steer regulating mechanism (7) Xiang Liandong, interlinked mechanism (8) is in front-wheel steer adjustment state at this time；Left-right rotation is grasped again
When making (4), operation handlebar (4) is driven front-wheel retaining mechanism (5) and vertical by connector (8-1), front-wheel steer regulating mechanism (7)
Shaft assembly (3-1) left-right rotation realizes that front-wheel left and right turn is adjusted；
When front-wheel is adjusted without left and right turn, push button (4-2), button (4-2), which pushes sliding block (8-2), makes it disengage operation handlebar
(4) card slot (4-1), operation handlebar (4) is not attached to move with front-wheel steer regulating mechanism (7) at this time.
3. a kind of front-wheel control structure of stroller according to claim 2, it is characterised in that: the operation handlebar (4)
In "-" type, the extending direction of the limiting section (4-1-1) of the card slot (4-1) is consistent with the extending direction of operation handlebar (4)；It is described
There are two the projection portions (8-2-1) of sliding block (8-2), and is respectively formed in the forward and backward side of the sliding block (8-2)；
When operation handlebar (4) left and right is to horizontal, the projection portion (8-2-1) of the sliding block (8-2) and the limit of the card slot (4-1)
Portion (4-1-1) is staggeredly arranged in 90 degree, and the projection portion (8-2-1) of sliding block (8-2) is supported on the bottom surface of operation handlebar (4), at this time
Operation handlebar (4) is not attached to front-wheel steer regulating mechanism (7)；
After operation handlebar (4) rotates 90 degree relative to horizontal state, block described in projection portion (8-2-1) face of the sliding block (8-2)
The projection portion (8-2-1) of the limiting section (4-1-1) of slot (4-1), sliding block (8-2) is blocked simultaneously under the action of the first spring (8-3)
It is located in the limiting section (4-1-1) of card slot (4-1) and the guide groove (8-1-1) of connector (8-1), operation handlebar (4) is with before at this time
It rotates to regulating mechanism (7) Xiang Liandong.
4. a kind of front-wheel control structure of stroller according to claim 1, it is characterised in that: the vertical shaft component
(2-1) include vertical shaft (2-1-1) above front component (2) is set and be arranged on vertical shaft (2-1-1) and with vertical shaft (2-1-
1) relatively-stationary axle sleeve (2-1-2), the axle sleeve top (2-1-2) have the outer toothed portion (2-1-2-1) of evagination；The front-wheel
Retaining mechanism (5) includes the limit base (5-1) being set on axle sleeve (2-1-2) and is set on axle sleeve (2-1-2) and is arranged
Continuous action base (5-2) below limit base (5-1), the limit base (5-1) have the outer toothed portion with the axle sleeve (2-1-2)
The interior perforation (5-1-1) of (2-1-2-1) cooperation, the continuous action base (5-2) have the outer toothed portion (2- for the axle sleeve (2-1-2)
1-2-1) the circular hole rotated, the continuous action base (5-2) have the first guide surface (5-2-1) being in tilted layout.
5. a kind of front-wheel control structure of stroller according to claim 4, it is characterised in that: the mounting base (1-
2) the front-wheel clutch that can release front-wheel retaining mechanism (5) opposition shaft assembly (2-1) locking is equipped between front-wheel retaining mechanism (5)
Control mechanism (6)；The front-wheel clutch control mechanism (6) includes being mounted on the gearing that in mounting base (1-2) and can be moved up and down
Part (6-1), be mounted in mounting base (1-2) and can transverse movement upper saddle (6-2), be set in continuous action base (5-2) outside and can
The lower slider (6-3) that slides back and forth, is set the first traction lock (6-4) being connected between upper saddle (6-2) and lower slider (6-3)
It sets the third spring (6-6) between upper saddle (6-2) and mounting base (1-2) and is arranged in lower slider (6-3) and vertical shaft group
Second spring (6-5) between part (2-1)；The moving part (6-1) has the projection portion (8-2-1) with the sliding block (8-2)
Corresponding support sets circle (6-1-2), has the guide part extended downwardly on the moving part (6-1), and the guide part, which has, to incline
The second guide surface (6-1-1) tiltedly arranged has on the upper saddle (6-2) and to be slidably matched with the second guide surface (6-1-1)
Second tilt guides (6-2-1), the lower slider (6-3) have the first guide surface (5-2-1) with the continuous action base (5-2)
The first tilt guides (6-3-1) being slidably matched；
When push button (4-2), button (4-2) pushes sliding block (8-2), and sliding block (8-2) drives moving part (8-1) to move down, and interlocks
Part (8-1) drives upper saddle (6-2) by the second guide surface (6-1-1) and being slidably matched for the second tilt guides (6-2-1)
It laterally inwardly moves, upper saddle (6-2) pulls the first traction lock (6-4), after the first traction lock (6-4) drives lower slider (6-3)
It moves, lower slider (6-3) is interlocked by the drive that is slidably matched of the first tilt guides (6-3-1) and the first guide surface (5-2-1)
Seat (5-2) and limit base (5-1) move up, and the interior perforation (5-1-1) of limit base (5-1) is made to be detached from the outer of the axle sleeve (2-1-2)
Teeth portion (2-1-2-1), and continuous action base (5-2) and the outer toothed portion (2-1-2-1) of the axle sleeve (2-1-2) are rotatably assorted, Jin Ershi
Universal rotational is connect between the vertical shaft component (2-1) and front-wheel retaining mechanism (5) of the existing front component (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910106894.5A CN109572791B (en) | 2019-02-02 | 2019-02-02 | Front wheel control structure of baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910106894.5A CN109572791B (en) | 2019-02-02 | 2019-02-02 | Front wheel control structure of baby stroller |
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| Publication Number | Publication Date |
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| CN109572791A true CN109572791A (en) | 2019-04-05 |
| CN109572791B CN109572791B (en) | 2024-01-26 |
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|---|---|---|---|
| CN201910106894.5A Active CN109572791B (en) | 2019-02-02 | 2019-02-02 | Front wheel control structure of baby stroller |
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| Publication number | Publication date |
|---|---|
| CN109572791B (en) | 2024-01-26 |
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