CN108583379A - Child safety seat and its liftable foldable structure of handrail - Google Patents

Child safety seat and its liftable foldable structure of handrail Download PDF

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Publication number
CN108583379A
CN108583379A CN201810651429.5A CN201810651429A CN108583379A CN 108583379 A CN108583379 A CN 108583379A CN 201810651429 A CN201810651429 A CN 201810651429A CN 108583379 A CN108583379 A CN 108583379A
Authority
CN
China
Prior art keywords
handrail
safety seat
supporting rod
axis pin
child safety
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.)
Pending
Application number
CN201810651429.5A
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Chinese (zh)
Inventor
林浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Woyu Electronic Technology Co Ltd
Original Assignee
Shanghai Woyu Electronic Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Woyu Electronic Technology Co Ltd filed Critical Shanghai Woyu Electronic Technology Co Ltd
Priority to CN201810651429.5A priority Critical patent/CN108583379A/en
Publication of CN108583379A publication Critical patent/CN108583379A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/26Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
    • B60N2/28Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/26Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
    • B60N2/28Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
    • B60N2/2875Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle inclinable, as a whole or partially
    • B60N2/2878Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle inclinable, as a whole or partially the back-rest being inclinable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/75Arm-rests
    • B60N2/763Arm-rests adjustable
    • B60N2/77Height adjustment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/26Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
    • B60N2/28Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
    • B60N2002/2896Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle the child seat being foldable, e.g. to facilitate transport

Abstract

The present invention relates to a kind of child safety seats and its liftable foldable structure of handrail, the structure to include:The guide groove being opened on the side plate of child safety seat;Supporting rod set on handrail bottom, the supporting rod can be up or down inserted in the guide groove;It is installed in the position-limit mechanism that on the side plate and the corresponding guide groove is arranged, the supporting rod is limited by the position-limit mechanism after the supporting rod moves up and down adjusting, to realize the lift adjustment of the handrail.The present invention devises supporting rod moving up and down, enable using handrail when by supporting rod by arm supports in place, when without using handrail, supporting rod can be placed in the guide groove of side plate, to which handrail is attached at the top of side plate, the packing size for reducing child safety seat, makes it in order to carry, and occupy little space.In the case where ensuring child safety seat, the usage experience of child safety seat is further improved.

Description

Child safety seat and its liftable foldable structure of handrail
Technical field
The present invention relates to the construction applications of child safety seat, refers in particular to a kind of child safety seat and its handrail is liftable Foldable structure.
Background technology
, the vehicular child safety seat higher and higher to the attention degree of children riding safety with the universal and people of automobile Chair is increasingly paid attention to, and automobile children safety chair plays an important role to the injures and deaths for reducing children in collision accident.
As the comfort requirement to child safety seat is higher and higher, it can be arranged on most of child safety seat and help Hand, and arm supports are in the both sides of seat, when being packaged, size is larger, and not readily portable and occupied space is big.
Invention content
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of child safety seat and its handrail liftable are provided Foldable structure, solve the problems, such as that the existing seat for waiting for handrail is packaged that size is big, not readily portable and occupied space is big etc..
Realizing the technical solution of above-mentioned purpose is:
The present invention provides a kind of liftable foldable structures of the handrail of child safety seat, including:
The guide groove being opened on the side plate of child safety seat;
Supporting rod set on handrail bottom, the supporting rod can be up or down inserted in the guide groove;
It is installed in the position-limit mechanism that on the side plate and the corresponding guide groove is arranged, tune is moved up and down in the supporting rod The supporting rod is limited by the position-limit mechanism after section, to realize the lift adjustment of the handrail.
The child safety seat of the present invention devises supporting rod moving up and down so that can pass through when using handrail Supporting rod in place, when without using handrail, can be placed in the guide groove of side plate by supporting rod by arm supports, to which handrail pastes Set on the top of side plate, reduces the packing size of child safety seat, make it in order to carry, and occupy little space.Ensuring In the case of child safety seat, the usage experience of child safety seat is further improved.
The liftable foldable structure of handrail of child safety seat of the present invention further improvement lies in that, on the supporting rod Offer pin hole;
The position-limit mechanism include be set to the side plate on axis pin sliding slot, be slidedly arranged in the axis pin sliding slot axis pin, Axis pin spring between the axis pin and the axis pin sliding slot and the first drag-line being connect with the axis pin;
The axis pin spring is set between the end face and the corresponding end face of the axis pin sliding slot of the axis pin and to the pin Axis applies the elastic force for stretching out the axis pin sliding slot, and the axis pin is caught on the supporting rod in corresponding pin hole with limit The position supporting rod;
The axis pin can be pulled to be stretched into the axis pin sliding slot by first drag-line so that the axis pin is from correspondence The pin hole in remove and release limit to the supporting rod.
The liftable foldable structure of handrail of child safety seat of the present invention further improvement lies in that, the children's safety Unlocking mechanism is installed at the top of seat, the unlocking mechanism connect with first drag-line, can be drawn by the unlocking mechanism Move first drag-line.
The liftable foldable structure of handrail of child safety seat of the present invention further improvement lies in that, further include be set to institute State the support spring being oriented between trench bottom and the supporting rod bottom.
The liftable foldable structure of handrail of child safety seat of the present invention further improvement lies in that, the children's safety The backboard of seat includes the upper backrest being rotatably connected and lower backrest, and the upper backrest can turn to and leans under described The back of the body, and during the upper backrest rotation handrail is pushed to enable the supporting rod be placed in the guide groove and institute It states handrail and is in extreme lower position.
The liftable foldable structure of handrail of child safety seat of the present invention further improvement lies in that, it is described lower to lean on back Low water mouth is offered, described to be above installed with bayonet lock compatible with the low water mouth by back, the bayonet lock is connected with one second Drag-line;
It is described upper by unlucky rotating, corresponding low water mouth is caught in by the bayonet lock to limit turning for the upper backrest It is dynamic;
It is released by pulling second drag-line that the bayonet lock may make to be removed out of described low water mouth to leaning on described Carry on the back the limit of rotation.
The liftable foldable structure of handrail of child safety seat of the present invention further improvement lies in that, the children's safety Unlocking mechanism is installed at the top of seat, the unlocking mechanism connect with second drag-line, can be drawn by the unlocking mechanism Move second drag-line.
The liftable foldable structure of handrail of child safety seat of the present invention further improvement lies in that, the unlocking mechanism Including vertically arranged a pair of tracks slot and the sliding block being slidedly arranged in the track groove, the sliding block connects with second drag-line It connects, second drag-line is pulled to realize by sliding block described in upward sliding.
The present invention also provides a kind of child safety seats, including:
Chair framework;And
The claim 1 of the chair framework is installed in the foldable structure described in any one of claim 4.
Child safety seat of the present invention further improvement lies in that, the backboard of the chair framework includes being rotatably connected Upper backrest and lower backrest, the upper backrest can turn to perpendicular to the lower backrest, and in the process of the upper backrest rotation To enable, the supporting rod is placed in the guide groove the middle pushing handrail and the handrail is in extreme lower position.
Description of the drawings
Fig. 1 is the structural schematic diagram of child safety seat of the present invention and its liftable foldable structure of handrail.
Fig. 2 is the structural schematic diagram that handrail side cover is saved in Fig. 1.
Fig. 3 is the signal that child safety seat of the present invention and its liftable foldable structure of handrail show internal structure Figure.
Fig. 4 is the explosive decomposition of the arm rest structure of child safety seat of the present invention and its liftable foldable structure of handrail Schematic diagram.
Fig. 5 is the structural schematic diagram of axis pin in child safety seat of the present invention and its liftable foldable structure of handrail.
Fig. 6 is the structure of upper backrest folding process in child safety seat of the present invention and its liftable foldable structure of handrail Schematic diagram.
Fig. 7 is that the decomposition texture of unlocking mechanism in child safety seat of the present invention and its liftable foldable structure of handrail shows It is intended to.
Fig. 8 is the sliding block and track of unlocking mechanism in child safety seat of the present invention and its liftable foldable structure of handrail The structural schematic diagram of slot.
Fig. 9 is the structural representation at cable connector in child safety seat of the present invention and its liftable foldable structure of handrail Figure.
Figure 10 is that the structure of the upper backrest folding of child safety seat of the present invention and its liftable foldable structure of handrail is shown It is intended to.
Figure 11 is the structural representation of the folding state of child safety seat of the present invention and its liftable foldable structure of handrail Figure.
Specific implementation mode
The invention will be further described in the following with reference to the drawings and specific embodiments.
Refering to fig. 1, the present invention provides a kind of child safety seat and its liftable foldable structure of handrail, children peaces Handrail can be dropped to the inside of child safety seat by full seat so that folding backrest gets up, and child safety seat is being packaged Size is smaller afterwards, easy to carry and use.Solve that existing handrail occupied space is big and the folding that is not easy to seat entirety Problem.Child safety seat of the present invention and its liftable foldable structure of handrail are illustrated below in conjunction with the accompanying drawings.
Refering to fig. 1, it is shown that the structural schematic diagram of the liftable foldable structure of child safety seat and its handrail of the present invention. Referring to Fig.2, showing the structural schematic diagram for saving handrail side cover in Fig. 1.With reference to Fig. 1 and Fig. 2, to children's safety of the present invention The liftable foldable structure of handrail of seat illustrates.
As depicted in figs. 1 and 2, the liftable foldable structure 20 of the handrail of child safety seat of the invention includes guide groove 21, supporting rod 22 and position-limit mechanism 23, guide groove 21 are opened on the side plate 111 of child safety seat 10, the guide groove 21 Vertical is opened on side plate 111, and the length of guide groove 21 is adapted with the width of side plate 111;Supporting rod 22, which is fixedly arranged on, to be helped The bottom of hand 113, the supporting rod 22 can be up or down inserted in guide groove 21, by supporting rod 22 come supporting armrests 113, So that handrail 113 can be propped up set on desired position, can be moved in guide groove 21 by supporting rod 22, to realize handrail 113 folding moves up supporting rod 22 along guide groove 21, that is, when using handrail 113 so that handrail 113 is in Higher position when without using handrail 113, can move down supporting rod 22 along guide groove 21 in conjunction with shown in Figure 11, enable Supporting rod 22 is placed in guide groove 21 so that handrail 113 is in lower position, to complete the folding of handrail 113.Position restrainer Structure 23 is installed on side plate 111, is limited supporting rod 22 by the position-limit mechanism 23 after supporting rod 22 moves up and down adjusting Position, to fix the supporting rod 22, so that handrail 113 can be fixedly supported the liter for realizing handrail 113 in a certain position Falling tone section.
Preferably, the handrail 113 of the present invention can be at two states, a state is support use state, another shape State is that folding does not use state.Two states conversion detailed process be:As shown in Figure 2, it is shown that handrail 113, which is in support, to be made With state, in this case, supporting rod 22 is stretched out outside guide groove 21 and handrail 113 is supported at certain altitude, supporting rod 22 Bottom is partially disposed in guide groove 21, and is limited supporting rod 22 by position-limit mechanism 23 and fixed, it is ensured that the stabilization of handrail 113 Property.When carrying out folding to handrail 113, in conjunction with shown in Figure 11, limit of the position-limit mechanism 23 to supporting rod 22 is released so that support Bar 22 can be moved down along guide groove 21, push supporting rod 22 and the supporting rod 22 is pressed into guide groove 21 so that help Hand 113 is located at the top of side plate 111, limits supporting rod 22 by position-limit mechanism 23 and fixes, realizes the receipts of handrail 113 Folding so that handrail 113 when not in use, will not occupy larger space, can reduce the packing size of child safety seat, make Its is easy to carry and use.Handrail 113 is from folding state to holding state, it is only necessary to which the limit for releasing position-limit mechanism 23 will prop up Strut 22 is moved up along guide groove 21, in place after limited again by position-limit mechanism 23.
A better embodiment as the present invention offers pin hole 221 as shown in Figure 3 and Figure 4 on supporting rod 22; In conjunction with shown in Fig. 5, position-limit mechanism 23 includes the axis pin sliding slot 231 being set on side plate 111, the pin being slidedly arranged in axis pin sliding slot 231 Axis 232, the axis pin spring 233 between axis pin 232 and axis pin sliding slot 231 and the first drag-line being connect with axis pin 232 234;Axis pin spring 233 is set between the 231 corresponding end face of end face and axis pin sliding slot of axis pin 232, and the axis pin spring 233 is to pin Axis 232 applies the elastic force for stretching out axis pin sliding slot 231, and axis pin 232 is caught on supporting rod 22 in corresponding pin hole 221 with Limit the supporting rod 22;Axis pin 232 can be pulled to be stretched into axis pin sliding slot 231 by the first drag-line 234 so that axis pin 232 from It is removed in corresponding pin hole 231 and releases the limit to supporting rod 22.
Specifically, the setting direction of axis pin sliding slot 231 and guide groove 21 are perpendicular, and guide groove 21 therein is in vertically to set It sets, axis pin sliding slot 231 in being laterally arranged, in movement that can be lateral in axis pin sliding slot 231,232 transverse shifting of axis pin stretch by axis pin 232 Go out after axis pin sliding slot 231 and extend into guide groove 21, axis pin 232 can also transverse shifting stretch out out of guide groove 21 and extend into In axis pin sliding slot 231.233 part of axis pin spring is sheathed on axis pin 232, and block 2321 is provided on axis pin 232, the axis pin The end that spring 233 is sheathed on axis pin 232 is resisted against the block 2321, and axis pin cunning is fixed in the other end of axis pin spring 233 On the end face of slot 231, it is extend into make axis pin 232 be stretched out out of axis pin sliding slot 231 by the elastic force of axis pin spring 233 It in guide groove 21, and then snaps onto in the pin hole 221 on 21 inner bracing piece 22 of guide groove, realizes the limit to supporting rod 22 Position.Release limit when, pull the first drag-line 234 so that the first drag-line 234 hauls axis pin 232 towards stretching in axis pin sliding slot 231 Enter, axis pin 232 is extracted out of pin hole 221 at this time, relieves the limit to supporting rod 22, and axis pin spring 233 is squeezed and The elastic force that axis pin is pushed outside axis pin sliding slot 231 is formed, when releasing the motive force of the first drag-line 234, axis pin spring 233 can be certainly It is dynamic to pop up axis pin 232.
Preferably, there are two pin holes 221 for setting on supporting rod 22, a pin hole 221 is close to the bottom of supporting rod 22 Portion is arranged, and a pin hole 221 is arranged close to the top of supporting rod 22, when handrail 113 is in support use state, supporting rod It is located at the pin hole 221 at bottom on 22 to fasten with axis pin 232, handrail 113 is supported at higher position, handrail is worked as 113 in folding when not using state, and the pin hole 221 at top is located on supporting rod 22 and is fastened with axis pin 232, by handrail 113 adjust to lower position.
Further, in conjunction with shown in Fig. 7, for ease of the operation to the first drag-line 234, at the top of child safety seat 10 It is installed with unlocking mechanism 24, which connect with the first drag-line 234, and the first drag-line can be pulled by unlocking mechanism 24 234, and then realize the limit released to supporting rod 22.
As another better embodiment of the present invention, as shown in Figure 3 and Figure 4, foldable structure 20 further includes being set to be oriented to Support spring 25 between 22 bottom of 21 bottom of slot and supporting rod.In conjunction with described in Figure 11, when handrail 113 is in folding state, The support spring 25 is compressed to form upward elastic force, is needed in handrail 113 in use, releasing position-limit mechanism 23 to supporting rod 22 Limit after, the elastic force of the support spring 25 can automatically push supporting rod 22 to move up, when handrail 113 supports to place, should Support spring 25 in the raw, at this time fixes supporting rod 22 by position-limit mechanism 23.It is supported by being arranged Spring 25 may make handrail 113 that can realize the effect of automatic spring from folding state to holding state.
Specifically, the bottom that guide groove 21 is corresponded in the inside of side plate 111 is provided with spring pedestal 235, by support spring 25 one end is fixed on the spring pedestal 235, and 25 part of support spring is set on supporting rod 22, is arranged on supporting rod 22 There is spring stop 222, the other end of support spring 25 is fixedly connected with the spring stop 222, realizes the company of support spring 25 It is connected between the bottom of supporting rod 22 and the bottom of guide groove 21.
As the another better embodiment of the present invention, as shown in Figure 3 and Figure 6, foldable structure 30 of the invention further includes Folding backboard 112, child safety seat 11 include backboard 112 connected vertically and seating pad, backboard therein 112 is foldable, so that child safety seat 11 is when not in use, can be folded into smaller size, consequently facilitating carrying With use.The backboard 112 includes that the upper backrest 1121 being rotatably connected and lower backrest 1122, upper backrest 1121 can turn to vertical Directly in the state of lower backrest 1122, in conjunction with shown in Figure 11, backrest 1121 pushes handrail 113 to enable branch during rotation on this Strut 22 is placed in guide groove 21 and handrail 113 is in extreme lower position.It realizes the folding of backrest and handrail 113 is also located simultaneously In folding state, the packing size of children's seat is farthest reduced.
In conjunction with shown in Fig. 1, specifically, in the backrest flank 1123 that the front of upper backrest 1121 is provided symmetrically, utilize Two backrest flanks 1123 improve the comfort of child safety seat 10, in conjunction with shown in Figure 10, are folding the child safety seat When chair 10, upper backrest 1121 rotates down so that backrest flank 1123 is resisted against on handrail 113, releases the limit of position-limit mechanism 23 It is rotated further backrest 1121 behind position so that backrest flank 1123 pushes handrail 113, in conjunction with shown in Figure 11, and handrail 113 is pressed To extreme lower position, supporting rod 22 at this time is completely disposed in guide groove 21, and handrail 113 is attached at the top surface of side plate 111, upper backrest 1121 is perpendicular with lower backrest 1122, and Figure 11 shows that foldable structure 20 of the present invention completes the state after folding.
Further, as shown in Figure 3 and Figure 6, low water mouth 261 is offered on lower backrest 1122, on upper backrest 1121 It is installed with bayonet lock 262 compatible with low water mouth 261, which is connected with one second drag-line 263;In the upper backrest of rotation When 1121, corresponding low water mouth 261 is caught in limit the rotation of backrest 1121 by bayonet lock 262, it is ensured that backboard 112 Stability;So that bayonet lock 262 is removed out of corresponding low water mouth 261 and released to upper backrest by the second drag-line 263 of pulling The limit of 1121 rotations.
Preferably, there are two the settings of low water mouth 261, the position setting under two states of corresponding upper backrest 1121 respectively, A kind of 1121 state of upper backrest is perpendicular with lower backrest 1122, is at this time folded state, and another state is and lower backrest 1122 setting direction is consistent, is both at vertical state, is at this time unfolded state, upper backrest 1121 and lower backrest 1122 Backboard 112 is constituted together so that children lean on.One low water mouth 261 is opened at the top of lower backrest 1122, another falls Notch 261 is opened at the side of lower backrest 1122, when upper backrest 1121 is consistent with the setting direction of lower backrest 1122, card Pin 262 is caught in the low water mouth 261 at top, limits the rotation of backrest 1121;In upper backrest 1121 and lower backrest 1122 it is perpendicular when, bayonet lock 262 is caught in the low water mouth 261 of side, limits the rotation of backrest 1121.In conjunction with Fig. 6 Shown, in the upper backrest 1121 of rotation, bayonet lock 262 is resisted against the edge of lower backrest 1122, and pole is turned in upper backrest 1121 When extreme position, which automatically snaps onto in corresponding low water mouth 261.
In conjunction with shown in Fig. 7, it is also connected with spring at bayonet lock 262, bayonet lock 262 is applied into low water mouth 261 using spring It is caught in the elastic force in direction, and realizing bayonet lock 262 can automatically snap onto in low water mouth 261.
Further, for ease of the pulling to the second drag-line 263, unlock is installed at the top of child safety seat 10 Mechanism 24, the unlocking mechanism 24 are connect with the second drag-line 263, and the second drag-line 263 can be pulled by unlocking mechanism 24.
As shown in figure 3, rotatable connection is realized by a shaft 1124 between upper backrest 1121 and lower backrest 1122, upper When backrest 1121 is in releasing limit state, backrest 1121 can be rotated around shaft 1124 on this.
Preferably, as shown in Figure 7 and Figure 8, releasing mechanism 24 includes vertically arranged a pair of tracks slot 241 and is slidedly arranged on rail Sliding block 242 in road slot 241, sliding block 242 are connect with the second drag-line 263, and second is pulled to realize by upward sliding sliding block 242 Drag-line 263.And then realize and pull out bayonet lock 262 out of low water mouth 261, relieve the limit rotated to upper backrest 1121.
Preferably, as shown in figure 9, the releasing mechanism 24 of the present invention can pull the first drag-line 234 and the second drag-line simultaneously 263, the first drag-line 234 and the second drag-line 263 are fixed on a cable connector 244, the cable connector 244 and a third are drawn Rope 243 connects, and in conjunction with shown in Fig. 7, which is fixedly connected with sliding block 242, thus in sliding slider 242, it can Third drag-line 243 is driven, and then is realized by cable connector 244 and pulls the first drag-line 234 and the second drag-line 263 together.The One drag-line 234, the second drag-line 263 and third drag-line 243 are flexible cable so that, should when pulling up the first drag-line 234 First drag-line 234 can pull axis pin 232 to carry out transverse shifting along axis pin sliding slot 231.
As shown in figure 8, track groove 241 is opened on a U-shaped structure, and a pair of tracks slot 241 is oppositely arranged, track groove 241 be in vertically arranged, and on a pair of of wing plate of U-shaped structure, which is fixedly arranged on the top of backrest 1121, sliding block 242 both sides are slidedly arranged on by shoulder bolt in corresponding track groove 241, opening are offered on the sliding block 242, in order to hand It stretches into opening and pulls up sliding block 242.
Further, it as shown in figure 9,244 both sides of cable connector are equipped with sliding pin 2441, and is set in the inside of upper backrest 1121 It is equipped with connector sliding slot 245, two sliding pins 2441 of cable connector 244 are slidedly arranged in connector sliding slot 245, utilize connector sliding slot 245 Play the role of limition orientation to the movement of cable connector 244 with sliding pin 2441 so that cable connector 244 steadily leans on It is vertically movable to carry on the back 1121.
As shown in Figure 1, being connected with handrail side cover 1111 on side plate 111, which is blocked in guide groove 21 Place, guide groove 21 is covered.
The folding process of the liftable foldable structure of handrail of the child safety seat of the present invention is illustrated below. Foldable structure 20 of the invention is in Fig. 1 and state shown in Fig. 2 under use state, coordinates shown in Fig. 3, state at this moment Under, bayonet lock 262 snaps onto in low water mouth 261 so that the rotation of upper backrest 1121 is in limit state, and axis pin 232 is inserted into branch In the pin hole 221 of strut 22 so that the supporting rod 22 of handrail 113 is in limit state, handrail 113 at this time and backboard 112 are in stable state, ensure the comfort of child safety seat.When the folding foldable structure 20, in conjunction with Fig. 6 and figure Shown in 10, the sliding block 242 in unlocking mechanism 24 is pulled up so that sliding block 242 is moved up along track groove 241, sliding 242 Third drag-line 243 is driven to move up, which pulls up 234 He of the first drag-line simultaneously by cable connector 244 Second drag-line 263, the second drag-line 263 pull out bayonet lock 262 out of low water mouth 261, relieve the limit rotated to upper backrest 1121 Axis pin 232 is pulled out out of pin hole 221, relieves the limit to supporting rod 22, rotate down and lean on by position, the first drag-line 234 1121 are carried on the back, the backrest flank 1123 on upper backrest 1121 is resisted against on handrail 113, continues to rotate down backrest 1121 to the limit Position, upper backrest 1121 is perpendicular with lower backrest 1122 at this time, and bayonet lock 262 is snapped onto in corresponding low water mouth 261 automatically with limit Handrail 113 is depressed into extreme lower position by the rotation of backrest 1121 on position, backrest flank 1123, and supporting rod 22 is placed in guide groove 21, Axis pin 232 is inserted into corresponding pin hole 221 with limited support bar 22.State at this time is as shown in figure 11, foldable structure 20 State in complete folding.
Child safety seat provided by the invention is illustrated below.
As shown in Figure 1, the present invention also provides a kind of child safety seat 10, which includes seat bone Frame 11 and the foldable structure 20 being installed on chair framework 11, chair framework 11 include the seating pad and backrest being mutually connected vertically Plate 112 is equipped with side plate 111 in the both sides of seating pad, and seating pad therein is leaned on for children's ride-on, backboard 112 for children, To improve the comfort level of child safety seat 10, handrail 113 is installed at side plate 112.
The foldable structure 20 of the present invention can realize that handrail 113 minimizes position in folding, and backboard 112 folds, and receives State after folding is as shown in figure 11.
The handrail of the structure of foldable structure 20 in child safety seat 10 of the present invention and above-mentioned child safety seat can The structure of the foldable structure 20 of lifting is identical, specifically can refer to the structure description of above-mentioned foldable structure 20 of the invention, This is repeated no more.
The present invention has been described in detail with reference to the accompanying drawings, those skilled in the art can be according to upper It states and bright many variations example is made to the present invention.Thus, certain details in embodiment should not constitute limitation of the invention, this Invention will be using the range that the appended claims define as protection scope of the present invention.

Claims (10)

1. a kind of liftable foldable structure of the handrail of child safety seat, which is characterized in that including:
The guide groove being opened on the side plate of child safety seat;
Supporting rod set on handrail bottom, the supporting rod can be up or down inserted in the guide groove;
It is installed in the position-limit mechanism that on the side plate and the corresponding guide groove is arranged, after the supporting rod moves up and down adjusting The supporting rod is limited by the position-limit mechanism, to realize the lift adjustment of the handrail.
2. the liftable foldable structure of the handrail of child safety seat as described in claim 1, which is characterized in that the support Pin hole is offered on bar;
The position-limit mechanism includes the axis pin sliding slot being set on the side plate, the axis pin being slidedly arranged in the axis pin sliding slot, is set to Axis pin spring between the axis pin and the axis pin sliding slot and the first drag-line being connect with the axis pin;
The axis pin spring is set between the end face and the corresponding end face of the axis pin sliding slot of the axis pin and is applied to the axis pin Add the elastic force for stretching out the axis pin sliding slot, and the axis pin is caught on the supporting rod in corresponding pin hole to limit State supporting rod;
The axis pin can be pulled to be stretched into the axis pin sliding slot by first drag-line so that the axis pin is from corresponding institute It states in pin hole and removes and release the limit to the supporting rod.
3. the liftable foldable structure of the handrail of child safety seat as claimed in claim 2, which is characterized in that the children Unlocking mechanism is installed at the top of safety seat, the unlocking mechanism is connect with first drag-line, passes through the unlocking mechanism First drag-line can be pulled.
4. the liftable foldable structure of the handrail of child safety seat as described in claim 1, which is characterized in that further include setting Support spring between the guiding trench bottom and the supporting rod bottom.
5. the liftable foldable structure of the handrail of child safety seat as described in claim 1, which is characterized in that the children The backboard of safety seat includes the upper backrest being rotatably connected and lower backrest, and the upper backrest is can turn under described Backrest, and during the upper backrest rotation push the handrail with enable the supporting rod be placed in the guide groove and The handrail is in extreme lower position.
6. the liftable foldable structure of the handrail of child safety seat as claimed in claim 5, which is characterized in that leaned under described Back offers low water mouth, and described to be above installed with bayonet lock compatible with the low water mouth by back, the bayonet lock is connected with one Second drag-line;
It is described upper by unlucky rotating, corresponding low water mouth is caught in limit the rotation of the upper backrest by the bayonet lock;
It is released by pulling second drag-line that the bayonet lock may make to be removed out of described low water mouth and the upper backrest is turned Dynamic limit.
7. the liftable foldable structure of the handrail of child safety seat as claimed in claim 6, which is characterized in that the children Unlocking mechanism is installed at the top of safety seat, the unlocking mechanism is connect with second drag-line, passes through the unlocking mechanism Second drag-line can be pulled.
8. the liftable foldable structure of the handrail of child safety seat as claimed in claim 7, which is characterized in that the unlock Mechanism includes vertically arranged a pair of tracks slot and the sliding block being slidedly arranged in the track groove, the sliding block and second drag-line Connection pulls second drag-line by sliding block described in upward sliding to realize.
9. a kind of child safety seat, which is characterized in that including:
Chair framework;And
The claim 1 of the chair framework is installed in the foldable structure described in any one of claim 4.
10. child safety seat as claimed in claim 9, which is characterized in that the backboard of the chair framework includes that can turn The upper backrest and lower backrest, the upper backrest of dynamic connection are can turn to perpendicular to the lower backrest, and are rotated in the upper backrest During push the handrail supporting rod be placed in the guide groove and the handrail is in extreme lower position to enable.
CN201810651429.5A 2018-06-22 2018-06-22 Child safety seat and its liftable foldable structure of handrail Pending CN108583379A (en)

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CN111746366A (en) * 2019-03-28 2020-10-09 本田技研工业株式会社 Vehicle structure

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CN2848623Y (en) * 2005-09-28 2006-12-20 明门实业股份有限公司 Automobile child seat capable of regulating hand rail heightness
DE102006015138A1 (en) * 2006-03-31 2007-10-04 Faurecia Autositze Gmbh Seat for a motor vehicle has a seat part, a back of a seat with an adjustable inclined angle, a swivel pin and an adjustable locking brace
DE202009002581U1 (en) * 2009-02-24 2010-07-15 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg Automotive seat
CN202069785U (en) * 2011-04-27 2011-12-14 台湾安爱工业股份有限公司 Adjustable seat armrest
CN205603157U (en) * 2016-02-04 2016-09-28 林德(中国)叉车有限公司 Be used in handrail adjustment mechanism on engineering vehicle
CN107080877A (en) * 2017-06-26 2017-08-22 周生斌 A kind of transfusion care device suitable for children
CN206621124U (en) * 2016-12-16 2017-11-10 包巍伟 The high pin dining chair of multifunctional children
CN208559105U (en) * 2018-06-22 2019-03-01 上海沃雨电子科技有限公司 Child safety seat and its liftable foldable structure of handrail

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Publication number Priority date Publication date Assignee Title
CN2848623Y (en) * 2005-09-28 2006-12-20 明门实业股份有限公司 Automobile child seat capable of regulating hand rail heightness
DE102006015138A1 (en) * 2006-03-31 2007-10-04 Faurecia Autositze Gmbh Seat for a motor vehicle has a seat part, a back of a seat with an adjustable inclined angle, a swivel pin and an adjustable locking brace
DE202009002581U1 (en) * 2009-02-24 2010-07-15 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg Automotive seat
CN202069785U (en) * 2011-04-27 2011-12-14 台湾安爱工业股份有限公司 Adjustable seat armrest
CN205603157U (en) * 2016-02-04 2016-09-28 林德(中国)叉车有限公司 Be used in handrail adjustment mechanism on engineering vehicle
CN206621124U (en) * 2016-12-16 2017-11-10 包巍伟 The high pin dining chair of multifunctional children
CN107080877A (en) * 2017-06-26 2017-08-22 周生斌 A kind of transfusion care device suitable for children
CN208559105U (en) * 2018-06-22 2019-03-01 上海沃雨电子科技有限公司 Child safety seat and its liftable foldable structure of handrail

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111746366A (en) * 2019-03-28 2020-10-09 本田技研工业株式会社 Vehicle structure

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