CN107757689A - Perambulator - Google Patents
Perambulator Download PDFInfo
- Publication number
- CN107757689A CN107757689A CN201711194991.1A CN201711194991A CN107757689A CN 107757689 A CN107757689 A CN 107757689A CN 201711194991 A CN201711194991 A CN 201711194991A CN 107757689 A CN107757689 A CN 107757689A
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- China
- Prior art keywords
- pin joint
- joint seat
- connecting rod
- driver
- foot
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- 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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- 238000010586 diagram Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 102000008579 Transposases Human genes 0.000 description 1
- 108010020764 Transposases Proteins 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
Abstract
Disclosed herein a kind of perambulator, it includes the vehicle frame with deployed condition and collapse state, for so that the retracting mechanism that vehicle frame is changed between expansion and collapse state, the vehicle frame includes driver, front foot, the rear foot, the first pin joint seat, first connecting rod, second connecting rod, third connecting rod, the driver lower end, front foot upper end, rear foot upper end and the first pin joint seat are pivotally connected, and the first pin joint seat is reconnected by another connector and driver；The first connecting rod upper end is articulated in the first pin joint seat, second connecting rod rear and front end is articulated in front foot and first connecting rod lower end respectively, third connecting rod rear and front end is articulated in first connecting rod lower end and the rear foot respectively, when folding perambulator of the present invention, operate the retracting mechanism, then toward back lower place carrousel hand, driver can drive the first pin joint seat to rotate together backward, so as to first, second, third connecting rod and front foot, rear foot meeting linkage rotation, until vehicle frame folds completely, each component linkage is smooth during so as to fold.
Description
Technical field
The present invention relates to infant's product scope, more particularly to perambulator.
Background technology
Perambulator is used to carry infant in order to mitigate the burden that father and mother embrace child, and perambulator can typically fold, from
And without using when can be folded together, do not account for much room.In the market has many different perambulators, and different babies
The body frame structure for automotive of car is also different, and linkage when different body frame structure for automotive can influence stability when perambulator deploys and fold is suitable
Smooth property.
The content of the invention
It is an object of the invention to overcome disadvantages mentioned above, there is provided a kind of perambulator, its body frame structure for automotive cause it in expansion shape
Very stable under state, each component linkage is smooth when folding.
To achieve the above object, the technical solution adopted in the present invention is：
A kind of perambulator, including the vehicle frame with deployed condition and collapse state, it is arranged at the vehicle frame front lower ends
Front-wheel, the trailing wheel for being arranged at vehicle frame rear portion lower end, be arranged on the vehicle frame be used for cause the vehicle frame expansion shape
The retracting mechanism changed between state and collapse state, the vehicle frame include driver, front foot, the rear foot, the first pin joint seat, the first company
Bar, second connecting rod, third connecting rod, the driver lower end, front foot upper end, rear foot upper end and the first pin joint seat are pivotally connected, and described the
One pin joint seat is reconnected by another connector and driver, so as to during driver rotation first pin joint seat be driven to revolve
Turn；The first connecting rod upper end is articulated in first pin joint seat, and the second connecting rod front end is articulated in front foot, and rear end is articulated in
The first connecting rod lower end, the third connecting rod rear end are articulated in the rear foot, and front end is articulated in the first connecting rod lower end.
The vehicle frame includes left and right sides support, and each side stand includes the driver, front foot, the rear foot, first
Connecting rod, second connecting rod, third connecting rod, the first pin joint seat.
The vehicle frame also includes the seat and the fourth link of left and right two being arranged between two side stand, the seat
Including portions, the second connecting rod is extended with forward preceding extension from front end, the front end at left and right sides of the portions respectively with a left side
The front end of the preceding extension of the second connecting rod of right two side stands is pivotally connected, and the rear side at left and right sides of portions connects with described two the 4th respectively
The upper end pivot joint of bar, the lower end of the fourth link and the lower end of first connecting rod are pivotally connected；Or the third connecting rod from rear end backward
It is extended with rear extension, upper end of the front end at left and right sides of the portions respectively with two fourth links of the left and right is pivotally connected, portions
The rear side of the left and right sides is pivotally connected with the rear end of the rear extension of the third connecting rod of two side stand respectively, the fourth link
Lower end and the lower end of first connecting rod are pivotally connected.
The driver lower end is fixedly connected with driver's pin joint seat, and the front foot upper end is fixedly connected with front foot pin joint seat, institute
State rear foot upper end and be fixedly connected with rear foot pin joint seat, first pin joint seat, driver's pin joint seat, front foot pin joint seat, rear foot pivot joint
Seat is pivotally connected by a pivot, and first pin joint seat is reconnected by the connector and driver's pin joint seat.
The vehicle frame also includes a handrail, the lower end driver lower end with two side stands, preceding respectively at left and right sides of the handrail
Pin upper end, rear foot upper end, the first pin joint seat are pivotally connected together, and the handrail passes through a STATEMENT OF FEDERALLY SPONSORED and first pin joint seat again
Or/and driver's connection.
Driver's pin joint seat, rear foot pin joint seat, the first pin joint seat and front foot pin joint seat are pivotally connected successively from outside to inside, described
Pivot sequentially passes through driver's pin joint seat, rear foot pin joint seat, the center of the first pin joint seat and front foot pin joint seat.
The connector is arranged to a connecting shaft, and arc escape groove, the connecting shaft are provided with the rear foot pin joint seat
One end is connected to the eccentric position of first pin joint seat, and the other end is connected to driver's pin joint seat after passing through the arc escape groove
Eccentric position；Or the both ends of the connector are connected to the eccentric position of first pin joint seat and driver's pin joint seat
Put, and the center section of connector is located at outside rear foot pin joint seat rear side.
Lower end has been respectively fixedly connected with a handrail pin joint seat at left and right sides of the handrail, and the handrail pin joint seat passes through described
Pivot is articulated on the inside of the front foot pin joint seat, and the center for being pivotally connected to the handrail pin joint seat；It is described
Moving part is also configured as a connecting shaft, and the eccentric position of the front foot pin joint seat is also equipped with arc escape groove, the connecting shaft one end
The eccentric position of the handrail pin joint seat is connected to, the other end is connected to institute after passing through the arc escape groove of the front foot pin joint seat
State the eccentric position of the first pin joint seat.
The front foot pin joint seat is also respectively arranged with containing groove with rear foot pin joint seat, and the front foot upper end is fixed and is placed in
In the containing groove of front foot pin joint seat, the rear foot upper end is fixed and is placed in the containing groove of the rear foot pin joint seat, and right
The front foot pin joint seat and the arc escape groove on rear foot pin joint seat are answered, the front foot upper end is also equipped with corresponding with rear foot upper end
Arc escape groove.
The first connecting rod includes integrally formed upper segmental arc and lower straight bar section, corresponding, first pin joint seat
Rear side is provided with arc groove, and under vehicle frame deployed condition, the upper segmental arc of the first connecting rod is placed in first pivot joint
In the arc groove of seat
Beneficial effects of the present invention are：The present invention is under vehicle frame deployed condition, its driver, front foot, the rear foot, the first pivot joint
Seat, first connecting rod, second connecting rod, third connecting rod are in the state of a relative locking, will not rotate against or mobile, so as to vehicle frame
It is very stable in the deployed state；When folding, operation retracting mechanism causes driver to rotate against, and then rotates driver backward,
And driver, when rotating backward, the first pin joint seat, first connecting rod, second connecting rod, third connecting rod, front foot and the rear foot can join therewith
Dynamic rotation, until front foot and the relatively close rear foot of driver, vehicle frame fold completely, i other words, each component linkage is smooth when folding,
And fold the volume of timber of rear whole perambulator also very little.
Brief description of the drawings
Fig. 1 is the floor map under the deployed condition of perambulator of the present invention；
Fig. 2 is the blast enlarged diagram according to part A in Fig. 1；
Fig. 3 is another blast enlarged diagram according to part A in Fig. 1；
Fig. 4 is floor map when driver tube is relative to lower driver tube rotation on perambulator of the present invention；
Fig. 5 is the schematic diagram during baby-carrier folding of the present invention；
Fig. 6 is the schematic diagram after baby-carrier folding of the present invention；
Fig. 7 is the schematic perspective view under perambulator deployed condition of the present invention；
Fig. 8 is the schematic perspective view of another angle under perambulator deployed condition of the present invention；
Fig. 9 is the enlarged diagram according to part B in Fig. 8；
Figure 10 is perambulator of the present invention its seat pipe, linkage enlarged diagram of handrail during folding；
Figure 11 is perambulator of the present invention its seat pipe, state enlarged diagram of handrail after receipts；
Figure 12 is the amplification schematic perspective view of perambulator driver pin joint seat of the present invention；
Figure 13 is the amplification schematic perspective view of the pin joint seat of perambulator first of the present invention；
Figure 14 is perambulator of the present invention its first pin joint seat, first connecting rod, second connecting rod, third connecting rod during folding
Relative status schematic diagram.
Embodiment
As shown in Fig. 1,2,3,4,5,6, perambulator of the present invention include the vehicle frame 100 with deployed condition and collapse state,
The front-wheel 200 of the front lower ends of vehicle frame 100 is arranged at, the trailing wheel 300 of the rear portion lower end of vehicle frame 100 is arranged at, is arranged at
It is used on the vehicle frame 100 so that the retracting mechanism that the vehicle frame 100 is changed between deployed condition and collapse state, described
Vehicle frame 100 includes driver 1, front foot 2, the rear foot 3, the first pin joint seat 4, first connecting rod 5, second connecting rod 6, third connecting rod 7, the car
The lower end of hand 1, the upper end of front foot 2, the upper end of the rear foot 3 and the first pin joint seat 4 are pivotally connected, and first pin joint seat 4 passes through another connector
41 reconnect with driver 1, so as to during the driver 1 rotation first pin joint seat 4 be driven to rotate；On the first connecting rod 5
End is articulated in first pin joint seat 4, and the front end of second connecting rod 6 is articulated in front foot 2, and rear end is articulated in the first connecting rod 5
Lower end, the rear end of third connecting rod 7 are articulated in the rear foot 3, and front end is articulated in the lower end of first connecting rod 5.
When folding perambulator of the present invention, the retracting mechanism is operated so that driver 1 can rotate relative to backward；Now, it is past
The back lower place rotates driver 1, because driver 1 is also connected by another connector 41 with the first pin joint seat 4, when being rotated so as to driver 1
The first pin joint seat 4 can be driven also to rotate together backward, moved down so as to which the lower end of first connecting rod 5 is driven, and under first connecting rod 5
End can drive the rear end of second connecting rod 6 to be moved down together with the front end of third connecting rod 7 when moving down, so as to front foot 2 hauled it is past
After rotate, the rear foot 3 hauled forward rotation (as shown in Figure 5)；Until front foot 2 rotates against close with the rear foot 3, driver 1 is also revolved
Turn close to the rear foot 3, now, vehicle frame 100 folds (as shown in Figure 6) completely.
With reference to as described in Fig. 7 to 11, the vehicle frame 100 includes left and right sides support 101, and each side stand 101 is equal
Including the driver 1, front foot 2, the rear foot 3, first connecting rod 5, second connecting rod 6, third connecting rod 7, the first pin joint seat 4.
Rear foot cross bar 30 that the vehicle frame 100 also includes being arranged between the downside of the left and right sides support rear foot 3, it is arranged at institute
The front foot cross bar 20 before the downside of left and right sides support front foot 2 is stated, the rear foot cross bar 30 can cause car with front foot cross bar 20
Frame is more stable in the deployed state.
The vehicle frame 100 also includes the seat and the fourth link 8 of left and right two being arranged between two side stand 101,
The seat includes portions 9, and the second connecting rod 6 is extended with forward preceding extension 61 from front end, the left and right sides of portions 9
Front end is pivotally connected with the front end of the preceding extension 61 of the second connecting rod 6 of left and right sides support 101 respectively, behind the left and right sides of portions 9
Side is pivotally connected with the upper end of two fourth link 8 respectively, and the lower end of the fourth link 8 is pivotally connected with the lower end of first connecting rod 5, from
And when vehicle frame 100 folds, the front end of the portions 9 up rotates under the drive of the front end of second connecting rod 6, and rear end connects the 4th
Down rotated under the pulling of bar 8；Or the third connecting rod 7 is extended with rear extension, the left and right sides of portions 9 from rear end backward
Upper end of the front end respectively with two fourth links 8 of the left and right be pivotally connected, the rear side of the left and right sides of portions 9 is collateral with described two respectively
The rear end pivot joint of the rear extension of the third connecting rod 7 of frame 101, the lower end of the fourth link 8 and the lower end pivot of first connecting rod 5
Connect, so as to which when vehicle frame 100 folds, the front end of the portions 9 down rotates under the pulling of the front end of fourth link 8, and rear end exists
Up rotated under the drive of third connecting rod 7.I other words seat also can folding and fold together with vehicle frame 100, without receiving
Close vehicle frame 100 after individually go to fold seat again, in this way, perambulator of the present invention fold operation it is easier.
In the present embodiment, the portions 9 include the seat pipe 91 of the left and right sides, the seat pipe 91 per side and homonymy
Fourth link 8 and second connecting rod 6 or third connecting rod 7 are pivotally connected.Preferably, the seat is also connected to including left and right ends
The front support pipe 92 of the front end of two seat pipe 91, left and right ends are connected to the rear supporting tube 93 of the rear end of two seat pipe 91.
In other embodiments, the portions 9 can include a seat board, the left and right sides of the seat board respectively with both sides
Fourth link 8 and the pivot joint of second connecting rod 6 or third connecting rod.
In the present embodiment, the vehicle frame 100 also includes the shank backrest 102 being arranged between two side stand 101, institute
State includes two first rotating seats 1021 of left and right, a U-tube 1022 including shank backrest 102, on the left and right sides of the U-tube 1022
End has been respectively fixedly connected with the second rotating seat 1023, and the front end of the preceding extension 61 of the second connecting rod 6 of homonymy is fixedly connected
In first rotating seat 1021, the front end of the first rotating seat 1021 is pivotally connected with the rear end of the second rotating seat 1023, before the seat pipe 91
End is articulated in first rotating seat 1021.Preferably, the front end of seat pipe 91 and the front end of the first rotating seat 1021 and second
The rear end of rotating seat 1023 is mutually pivotally connected together.It is additionally provided between the rotating seat 1023 of first rotating seat 1021 and second for adjusting
The adjustment mechanism of both whole relative angles, under perambulator deployed condition, can adjust the first rotation by the adjustment mechanism
The relative angle of the rotating seat 1023 of transposase 11 021 and second, so as to be applied to different children；After baby-carrier folding, it can also lead to
The adjustment mechanism is crossed come so that the relative angle of the first rotating seat 1021 and the second rotating seat 1023 becomes very little, so as to fold
The shank backrest 102, the volume of timber is folded with reduce whole perambulator.
The lower end of driver 1 is fixedly connected with driver's pin joint seat 11, and the upper end of front foot 2 is fixedly connected with front foot pin joint seat
21, the upper end of the rear foot 3 is fixedly connected with rear foot pin joint seat 31, first pin joint seat 4, driver's pin joint seat 11, front foot pivot joint
Seat 21, rear foot pin joint seat 31 are pivotally connected by a pivot (not shown), and first pin joint seat 4 passes through the connector 41 and driver
Pin joint seat 11 reconnects.And first pin joint seat 4, driver's pin joint seat 11, front foot pin joint seat 21, rear foot pin joint seat 31 can be according to
Random order is arranged in order setting, such as, driver's pin joint seat 11, rear foot pin joint seat 31, the first pin joint seat 4 and front foot pivot
Joint chair 21 is pivotally connected successively from outside to inside；Or driver's pin joint seat 11, the first pin joint seat 4, rear foot pin joint seat 31, front foot pin joint seat
21 are pivotally connected successively from outside to inside；Or rear foot pin joint seat 31, driver's pin joint seat 11, the first pin joint seat 4, front foot pin joint seat 21 from
It is outer to be pivotally connected successively in；Or, front foot pin joint seat 21 is arranged at outermost again, and other pin joint seats are arbitrarily arranged in order setting.
The vehicle frame 100 also includes a handrail 10, the left and right sides lower end of handrail 10 car with two side stands 101 respectively
The lower end of hand 1, the upper end of front foot 2, the upper end of the rear foot 3, the first pin joint seat 4 are pivotally connected together, and the handrail 10 passes through a STATEMENT OF FEDERALLY SPONSORED 103 again
It is connected with first pin joint seat 4 or/and driver 1.So as to which during baby-carrier folding, driver 1 and the first pin joint seat 4 are past
After when rotating, the handrail 10 can be also driven to be rotated backward together.I other words the handrail 10 also can be with vehicle frame 100
Fold and link and fold, without carrying out folding specifically for handrail 10 again, so that perambulator of the present invention folds behaviour
Make more simplified.
In the present embodiment, driver's pin joint seat 11, rear foot pin joint seat 31, the first pin joint seat 4 and front foot pin joint seat 21
Be pivotally connected successively from outside to inside, the pivot sequentially pass through driver's pin joint seat 11, rear foot pin joint seat 31, the first pin joint seat 4 with
The center of front foot pin joint seat 21.Preferably, the connector 41 is arranged to a connecting shaft, set on the rear foot pin joint seat 31
Arc escape groove 310 is equipped with, described connecting shaft one end is connected to the eccentric position of first pin joint seat 4, and the other end passes through institute
State the eccentric position that driver's pin joint seat 11 is connected to after arc escape groove 310.In other embodiments, the two of the connector 41
End is connected to the eccentric position of first pin joint seat 4 and driver's pin joint seat 11, and the center section of connector is located at institute
It is outer to state the rear side of rear foot pin joint seat 31, so as to which driver 1 and the rotation of the first pin joint seat 4 will not cause to interfere with rear foot pin joint seat 31.
In the present embodiment, the left and right sides lower end of handrail 10 has been respectively fixedly connected with a handrail pin joint seat 104, described
Handrail pin joint seat 104 is articulated in the inner side of the front foot pin joint seat 21 by the pivot, and described is pivotally connected to the handrail
The center of pin joint seat 104；The STATEMENT OF FEDERALLY SPONSORED 103 is also configured as a connecting shaft, the eccentric position of the front foot pin joint seat 21
Arc escape groove 210 is also equipped with, the connecting shaft one end is connected to the eccentric position of the handrail pin joint seat 104, and the other end is worn
Cross after the arc escape groove 210 of the front foot pin joint seat 21 and be connected to the eccentric position of first pin joint seat 4.So as to the first pivot
When joint chair 4 rotates under the drive of driver's pin joint seat 11, the handrail 10 is also with rotating backward, with folding for vehicle frame 100
And link and fold, and handrail 10 rotates when folding backward, the connecting shaft is sliding in the arc escape groove 210 of front foot pin joint seat 21
It is dynamic, so as to not interfere the rotation of front foot 2.
Containing groove 211,311 is respectively arranged with the front foot pin joint seat 21 and rear foot pin joint seat 31, in the front foot 2
End fixation is placed in the containing groove 211 of front foot pin joint seat 21, and the upper end of the rear foot 3 is fixed and is placed in the rear foot pin joint seat
In 31 containing groove 311, and the corresponding front foot pin joint seat 21 and the arc escape groove 210,310 on rear foot pin joint seat 31,
The upper end of front foot 2 is also equipped with corresponding arc escape groove 22,32 with the upper end of the rear foot 3.In other embodiments or
Front foot pin joint seat 21 and rear foot pin joint seat 31 are extended with fixed part toward the direction of front foot 2, the rear foot 3 respectively, and the front foot 2 is with after
The upper end of pin 3 is respectively fixedly connected with the fixed part of the front foot 2, the rear foot 3.I other words front foot 2 and the fixation of front foot pin joint seat 21
Mode and the fixed form of the rear foot 3 and rear foot pin joint seat 31 can be arranged as required to.
In the present embodiment, the retracting mechanism includes being arranged between driver's pin joint seat 11 and rear foot pin joint seat 31
Be used to limit frame locking mechanism that both rotate against and be arranged on the vehicle frame 100 be used for vehicle frame described in release the lock
The locking releasing mechanism 400 of locking mechanism.
In the present embodiment, the opposite side of driver's pin joint seat 11 and rear foot pin joint seat 31 is respectively arranged with the first teeth groove
111 (as shown in figure 12) and the second teeth groove 311, the frame locking mechanism include an elastic component (not shown), gear 501, one
Actuator 502, the elastic component are arranged between the bottom wall of the second teeth groove of rear foot pin joint seat 311 and gear 501, the driving
Part 502 is set between the bottom wall of the first teeth groove of the gear 501 and driver's pin joint seat 111；The actuator 502 is pivotally connected towards driver
The side of the first teeth groove 111 of seat is provided with waveform face 5021, corresponding, the bottom wall of first teeth groove of fixed seat 111 of driver 1
On be also equipped with waveform face 1111；In the presence of the elastic component, the gear 501 simultaneously with the first teeth groove 111, second
Teeth groove 311 engages, and so as to which driver's pin joint seat 11 can not rotate against with rear foot pin joint seat 31, other assemblies can not link, car
Frame 100 is in the lock state.
When wanting frame locking mechanism described in release the lock, the locking releasing mechanism 400 is operated, drives the actuator 502 to rotate,
Under the interaction in the waveform face of the bottom wall of the first teeth groove 111 and the waveform face of actuator 502, the actuator 502 is simultaneously
Moved toward the direction of gear 501, so as to force gear 501 to be moved toward the direction of the second teeth groove 311, until the gear 501 is de-
Engage and only engaged with the second teeth groove 311 from the first teeth groove 111, now, can driver 1 can be rotated relative to the rear foot 3, vehicle frame
100 release the locks.
In the present embodiment, the driver 1 includes upper driver tube 12 and lower driver tube 13, and the lower end of lower driver tube 13 is fixed
Driver's pin joint seat 11 is connected, the upper lower end of driver tube 12 is pivotally connected with the lower upper end of driver tube 13, and the upper driver
The driver's locking mechanism rotated against for limiting both is provided between the lower end of pipe 12 and the upper end of lower driver tube 13.At this
In embodiment, the operation setting that folds is driver's locking mechanism described in first release the lock, then rotates upper driver tube 12 forward, on
Driver tube 12 drives the actuator 502 to rotate when rotating forward, so as to frame locking mechanism described in release the lock.
In a wherein embodiment, the lower end of the upper driver tube 12 is connected with the first fixed seat, the lower driver tube 13
Upper end be fixedly connected with the second fixed seat, lower end is fixedly connected with driver's pin joint seat 11, first fixed seat and second
Fixed seat is pivotally connected, and driver's locking mechanism is provided between first fixed seat and the second fixed seat；The release the lock machine
Structure 400 is arranged on driver 1, and the locking releasing mechanism 400 is connected by one first steel wire with driver's locking mechanism, and described first
Fixed seat is connected with frame locking mechanism by one second steel wire.So the concrete operations of frame locking mechanism described in release the lock are,
Driver's locking mechanism described in the release the lock of locking releasing mechanism 400 is first operated, then rotates upper driver tube 12 (as shown in Figure 4) forward,
Upper driver tube 12 drives second steel wire up to move so as to pull the actuator 502 to rotate when rotating forward, so as to release
Lock the frame locking mechanism.
In other embodiments, the driver 1 can also be an overall driver, and locking releasing mechanism can be arranged at vehicle frame
Any feasible position on 100, after locking mechanism described in release the lock, directly toward back lower place carrousel hand 1 i.e. linkage vehicle frame 100 its
He folds component.
In another embodiment, the driver 1 can also be the two-part or multisection type for including relative moving up and down.
The retracting mechanism can also use other known feasible technologies, can also be arranged at the first pin joint seat 4, driver
Pin joint seat 11, front foot pin joint seat 21, rear foot pin joint seat 31, first connecting rod 5, second connecting rod 6, third connecting rod 7 are any between the two,
As long as the same function can be reached.
As shown in Figure 13,14, in the present embodiment, the first connecting rod 5 include integrally formed upper segmental arc 51 and
Lower straight bar section 52, corresponding, the rear side of the first pin joint seat 4 is provided with arc groove 42, under the deployed condition of vehicle frame 100, institute
The upper segmental arc 51 for stating first connecting rod 5 is placed in the arc groove 42 of first pin joint seat 4, and process is folded in vehicle frame 100
In, first pin joint seat 4 rotates backward when, the upper segmental arc 51 is using the point that its upper end and the first pin joint seat 4 are pivotally connected as rotation
Turning point rotates and moves down (as shown in Figure 7) outside toward the first pin joint seat 4.In this way, under the deployed condition of vehicle frame 100, the part
Seem overall more attractive, and during folding, first connecting rod 5 moves down more smooth.
In the description of above-mentioned orientation, to be upper where the driver 1, under being where front and rear wheel 200,300, with front-wheel
Before being where 200, after being where trailing wheel 300, in, for left and right, between two side stands 101 being where two side stand 101,
It is outer with the outside of two side stand 101.
Claims (10)
1. a kind of perambulator, including the vehicle frame with deployed condition and collapse state, be arranged at the vehicle frame front lower ends before
Take turns, be arranged at the trailing wheel of vehicle frame rear portion lower end, be arranged on the vehicle frame be used for cause the vehicle frame in deployed condition
The retracting mechanism changed between collapse state, it is characterised in that：The vehicle frame includes driver, front foot, the rear foot, the first pivot joint
Seat, first connecting rod, second connecting rod, third connecting rod, the driver lower end, front foot upper end, rear foot upper end and the first pin joint seat are pivotally connected,
And first pin joint seat is reconnected by another connector and driver, so as to which first pivot can be driven during driver rotation
Joint chair rotates；The first connecting rod upper end is articulated in first pin joint seat, and the second connecting rod front end is articulated in front foot, rear end
The first connecting rod lower end is articulated in, the third connecting rod rear end is articulated in the rear foot, and front end is articulated in the first connecting rod
Lower end.
2. perambulator according to claim 1, it is characterised in that：The vehicle frame includes left and right sides support, each described
Side stand includes the driver, front foot, the rear foot, first connecting rod, second connecting rod, third connecting rod, the first pin joint seat.
3. perambulator according to claim 2, it is characterised in that：The vehicle frame also include be arranged at two side stand it
Between seat and the fourth link of left and right two, the seat include portions, the second connecting rod prolongs before being extended with forward from front end
Stretch section, the front end at left and right sides of the portions is pivotally connected with the front end of the preceding extension of the second connecting rod of left and right sides support respectively,
Upper end of the rear side respectively with two fourth link at left and right sides of portions is pivotally connected, the lower end of the fourth link and first connecting rod
Lower end pivot joint；Or the third connecting rod is extended with rear extension from rear end backward, the front end difference at left and right sides of the portions
It is pivotally connected with the upper end of two fourth links of the left and right, the third connecting rod with two side stand respectively of the rear side at left and right sides of portions
Rear extension rear end pivot joint, the lower end of the lower end of the fourth link and first connecting rod is pivotally connected.
4. the perambulator according to Claims 2 or 3, it is characterised in that：The driver lower end is fixedly connected with driver's pivot joint
Seat, the front foot upper end are fixedly connected with front foot pin joint seat, and the rear foot upper end is fixedly connected with rear foot pin joint seat, and described first
Pin joint seat, driver's pin joint seat, front foot pin joint seat, rear foot pin joint seat are pivotally connected by a pivot, and first pin joint seat passes through described
Connector reconnects with driver's pin joint seat.
5. perambulator according to claim 4, it is characterised in that：The vehicle frame also includes a handrail, the handrail or so
Both sides lower end is pivotally connected with together with the driver lower end of two side stands, front foot upper end, rear foot upper end, the first pin joint seat respectively, and described
Handrail is connected by a STATEMENT OF FEDERALLY SPONSORED with first pin joint seat or/and driver again.
6. perambulator according to claim 5, it is characterised in that：Driver's pin joint seat, rear foot pin joint seat, the first pivot joint
Seat is pivotally connected successively from outside to inside with front foot pin joint seat, and the pivot sequentially passes through driver's pin joint seat, rear foot pin joint seat, first
The center of pin joint seat and front foot pin joint seat.
7. perambulator according to claim 6, it is characterised in that：The connector is arranged to a connecting shaft, the rear foot
Arc escape groove is provided with pin joint seat, described connecting shaft one end is connected to the eccentric position of first pin joint seat, the other end
The eccentric position of driver's pin joint seat is connected to after through the arc escape groove；Or the both ends of the connector connect respectively
In the eccentric position of first pin joint seat and driver's pin joint seat, and after the center section of connector is located at the rear foot pin joint seat
Outside side.
8. perambulator according to claim 7, it is characterised in that：Lower end has been respectively fixedly connected with left and right sides of the handrail
One handrail pin joint seat, the handrail pin joint seat are articulated on the inside of the front foot pin joint seat by the pivot, and the pivot connects
It is connected to the center of the handrail pin joint seat；The STATEMENT OF FEDERALLY SPONSORED is also configured as a connecting shaft, the bias of the front foot pin joint seat
Position is also equipped with arc escape groove, and the connecting shaft one end is connected to the eccentric position of the handrail pin joint seat, and the other end passes through
The eccentric position of first pin joint seat is connected to after the arc escape groove of the front foot pin joint seat.
9. perambulator according to claim 7, it is characterised in that：The front foot pin joint seat is also set respectively with rear foot pin joint seat
Containing groove is equipped with, the front foot upper end is fixed and is placed in the containing groove of front foot pin joint seat, and the rear foot upper end, which is fixed, to hold
It is placed in the containing groove of the rear foot pin joint seat, and the corresponding front foot pin joint seat avoids with the arc on rear foot pin joint seat
Groove, the front foot upper end are also equipped with corresponding arc escape groove with rear foot upper end.
10. according to the perambulator described in claim 1 or 2 or 3 or 5 or 6 or 7 or 8 or 9, it is characterised in that：The first connecting rod
It is corresponding including integrally formed upper segmental arc and lower straight bar section, arc groove is provided with rear side of first pin joint seat,
Under vehicle frame deployed condition, the upper segmental arc of the first connecting rod is placed in the arc groove of first pin joint seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711194991.1A CN107757689A (en) | 2017-11-24 | 2017-11-24 | Perambulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711194991.1A CN107757689A (en) | 2017-11-24 | 2017-11-24 | Perambulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107757689A true CN107757689A (en) | 2018-03-06 |
Family
ID=61276681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711194991.1A Pending CN107757689A (en) | 2017-11-24 | 2017-11-24 | Perambulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107757689A (en) |
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| CN109131520A (en) * | 2018-10-28 | 2019-01-04 | 东莞市森王婴儿用品有限公司 | One kind folding children trolley easy to operate |
| CN113879384A (en) * | 2020-07-02 | 2022-01-04 | 明门瑞士股份有限公司 | Vehicle frame |
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Effective date of registration: 20211231 Address after: 431624 Huayan section south of g348 Huayan farm, Hanchuan City, Xiaogan City, Hubei Province Applicant after: Hubei Tianrui Tiancheng Industry and Trade Co.,Ltd. Address before: 528415 d01-d02, 4th floor, chejianchang building, Min'an South Road, Xiaolan Town, Zhongshan City, Guangdong Province Applicant before: DONGGUAN SENWANG BABY PRODUCTS Co.,Ltd. |