CN208291313U - High-intensitive stroller - Google Patents

Abstract

The utility model patent discloses a kind of high-intensitive stroller, the first support arm and second support arm connected including push rod and push rod lower end, push rod upper end is provided with arm-rest frame, it is characterized by: being provided with linking arm between the first support arm and second support arm, first support arm and second support arm are hinged with linking arm, and it can be rotated relative to linking arm, pull rod is provided between the first support arm and second support arm, the pull rod both ends are hinged with first support arm and second support arm respectively, and it can be rotated relative to first support arm and second support arm, the pull rod is hingedly formed by the first pull rod and the second pull rod, the stroller has three moveable support members, and it is provided with Tiebar structure, the pull rod is hinged on linking arm by pull rod articulation piece, it can play the role of enhancing vehicle frame load-bearing capacity, traditional vehicle frame load-bearing is generally 50~60K G, for this vehicle frame because having Tiebar structure, load-bearing can reach 100KG.

Description

High-intensitive stroller

Technical field

The utility model patent is related to infant's daily necessities, especially a kind of high-intensitive baby with folder function Child stroller.

Background technique

The indispensable tool currently, stroller is gone on a journey as a kind of infant, the use for having been had infant in vast family Family uses.User is pursuing except firm, safety the basic demand of stroller at present, increasingly payes attention to stroller The features such as small in size, light, foldable.Volume greatly reduces after folding of baby, facilitates and stores and can be put into the vehicles It carries.The folding joint of existing stroller generally comprises front arm component, back arm component and push-rod assembly, by above-mentioned Three components close up and other assemblies interlock to realize that vehicle folds, and in order to realize folding, support arm or push rod are set as can The form of rotary folding, structure member intensity, the bonding strength of structure member are poor, and the general range that carries is lower, at most only 50~60 kilograms can be carried, using there is limitation, intensity difference is especially mounted with again simultaneously in the heavier infant of carrying and takes with oneself When with heavier article, it is easy to lead to body construction breakage, fracture, service life is short, and security risk is big.

Based on this, how to realize and meeting basic folder function, on the basis of folding convenient, reinforced structure connection is strong It spends, load-bearing is big, baby's foldable pushcart with long service life is a technical problem that technical personnel in the field need to solve at present.

Utility model content

For the problems of the prior art, the purpose of this utility model be to provide for it is a kind of meet can be laterally folded, On the basis of folding baby vehicle that can also be longitudinal folding, the high-intensitive stroller with higher load-bearing capacity is overcome existing Have in technology that folding stroller intensity is low, load-bearing is small, the short disadvantage of service life.

In order to achieve the above object, the technical solution of the present invention is:

A kind of high intensity stroller, first support arm and second support arm including the connection of wheel, push rod and push rod lower end push away Bar upper end is provided with arm-rest frame, it is characterised in that: linking arm, first support arm are provided between the first support arm and second support arm And second support arm is hinged with linking arm, and can rotate relative to linking arm, is provided between the first support arm and second support arm Pull rod, the pull rod both ends are hinged with first support arm and second support arm respectively, and can rotate relative to first support arm and second support arm, The pull rod is hingedly formed by the first pull rod and the second pull rod.

Further, pull rod articulation piece, pull rod articulation piece both ends difference are provided between the pull rod and linking arm It is hinged with pull rod and linking arm, and can be rotated relative to pull rod and linking arm.

Further, the pull rod articulation piece is arcuate structure, and is provided on the pull rod articulation piece with pull rod hinged place Sliding slot.

Further, the length of first pull rod is greater than the length of the second pull rod, and one end of the pull rod articulation piece It is hinged with the first pull rod, and can be rotated relative to the first pull rod.

Further, the first support arm top is connected to push rod lower end by the first connector, and with push rod Body of rod coaxial arrangement, the second support arm are hinged on the non-end position on push rod close to lower end by second support arm connector, First support arm bottom end is provided with front-wheel, and sliding block is arranged in first support arm, and second support arm bottom end is provided with rear-wheel, and described It is provided with the first moveable support member at front-wheel on one support arm, first moveable support member is by least one set of cross hang Part composition, and in the both ends strut that is connect with first support arm of the cross support members, lower end strut fixed hinge in first support arm, Upper end strut is hinged on sliding block, and sliding block can be slided up and down in first support arm.

Further, the second support arm is rotated by second support arm connector relative to push rod or first support arm, rotation Angle is 0-180 °.

Further, first connector includes push rod connecting pin and first support arm connecting pin, the push rod connecting pin It connects and is coaxially disposed with first support arm connecting pin, and push rod connecting pin and first support arm connecting pin junction are provided with preceding handrail Attachment base, the preceding handrail attachment base can be rotated relative to push rod connecting pin or/and first support arm connecting pin.

Further, between the linking arm and the outwardly extending linking arm free end and sliding block of first support arm hinge joint It is provided with slide block connecting rod, and is rotatably cut with scissors between the free end and slide block connecting rod of linking arm, between sliding block and slide block connecting rod It connects.

Further, it is provided between the slide block connecting rod and the slide block connecting rod and second support arm bottom end of linking arm hinged place The third moveable support member of arranged crosswise, the third moveable support member are hingedly formed by two support arms, and two branch The both ends of brace pass through connection sheet and are hinged on slide block connecting rod or second support arm bottom end.

Further, the second moveable support member is provided in the second support arm.

Further, the arm-rest frame is fabricated from a flexible material, and is provided with bending disk in the middle part of arm-rest frame.

Compared with prior art, the structure of high-intensitive stroller provided by the utility model is unusual, has three Moveable support member, the respectively first dynamic support component, the second moveable support member and third moveable support member, the first activity Support component has broken traditional soft band structure, is in cross modular construction, not only realizing can open, fold, but also have Some strength structure has good supporting role to car body, by pressing the bending disk on arm-rest frame when folding, while pushing and pushing away Bar can make to fold between second support arm and first support arm, under subtended angle becomes, and meanwhile it is living by third moveable support member and first Dynamic support component and the cooperation of the second moveable support member, after gently mentioning the bending member in the second moveable support member upwards, this three groups Moveable support member can fold, and draw close push rod and first support arm and second support arm mutually, and realization mutually folds, and then makes this Stroller can be folded with left and right directions in above-below direction, and the operating process is simple and convenient, bi-directional folded, and volume after folding is more Small, carrying is more convenient, even more increases the integral strength and service life of car body, load capacity is higher, and use scope is wider.

Moreover, being provided with pull rod between first support arm and second support arm in the technical solution of the application, which passes through drawing Bar articulation piece is hinged on linking arm, can play the role of enhancing vehicle frame load-bearing capacity, traditional vehicle frame load-bearing is generally 50 ~60KG, for this vehicle frame because having Tiebar structure, load-bearing can reach 100KG.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Attached drawing 1 is the high intensity stroller integral frame structure schematic diagram；

Attached drawing 2 is integral frame structure side view in attached drawing 1；

Attached drawing 3 is partial structurtes enlarged drawing in attached drawing 2.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

A kind of high intensity stroller, first support arm 3 and second support arm 4 including push rod 1 and the connection of 1 lower end of push rod, the One support arm 3 and second support arm 4 and push rod 1 collectively form the general frame of the high intensity stroller, rise primary structural support with The effect of support is carried, is main frame structure, 1 upper end of push rod is provided with arm-rest frame 2, for passing through the arm-rest frame convenient for cart person 2 push stroller walking, in addition, the arm-rest frame 2 is fabricated from a flexible material, and bending disk are provided in the middle part of arm-rest frame 2 201, by the bending disk 201, arm-rest frame 2 can be made to bend, to adapt to folding for car body, in addition, as shown in Fig. 1, it is described 3 top of first support arm is connected to 1 lower end of push rod by the first connector 9, and is coaxially disposed with the body of rod of push rod 1, namely That the direction that extends downwardly of push rod 1 is connected with first support arm 3 by the first connector 9, the body of rod of first support arm 3 and push rod 1 it Between connected by the first connector 9, become the elongated rod shape frame an of entirety, the second support arm 4 passes through second support arm connection Part 8 is hinged on the non-end position on push rod 1 close to lower end, and in attached drawing 1, the setting of second support arm connector 8 is leaned on push rod 1 Position at nearly first connector 9, and there are certain distance between the first connector 9, the fixation of second support arm connector 8 is arranged On the body of rod of push rod 1, second support arm 4 is hinged on the second support arm connector 8, and can be revolved with respect to second support arm connector 8 Turn, and then can be rotated relative to push rod 1, realizes that it folds and be unfolded purpose, pass through the second support arm connector 8,3 He of first support arm Angle between second support arm 4 is adjustable.3 bottom end of first support arm is provided with front-wheel 13, and is arranged with sliding block in first support arm 3 11, sliding block 11 can slide up and down in first support arm 3 along first support arm 3, and 4 bottom end of second support arm is provided with rear-wheel 14, front-wheel 13 and rear-wheel 14 be detachable connection structure, and be Universal wheel structure, they have collectively constituted the walking of the stroller Mechanism.It is provided with the first moveable support member 5 at front-wheel 13 in first support arm 3, as shown in Fig. 1, first activity Support component 5 is made of at least one set of cross support members, and in the both ends strut that connect with first support arm 3 of the cross support members, In first support arm 3, upper end strut is hinged on sliding block 11 lower end strut fixed hinge, and sliding block 11 can be in about 3 first support arm Sliding.The present embodiment is only former to the structural principle and work of the first moveable support member 5 with two groups of cross support members composition Reason is described in detail, but the present embodiment protection is not merely the first activity branch with two groups of cross hang components Support component 5 can be only one group of cross hang component, is also possible to three groups, or more, herein and is not specifically limited, It is all to use at least one set of cross hang component, it all should be the protection scope of technical solutions of the utility model.

Since the stroller is folding, folding mode is by the folder between more than 4 first support arm 3 of second support arm The adjustment of the distance between angle adjustment and first support arm 3 or push rod 1 itself realizes, so, second support arm 4 passes through second Support arm connector 8 is rotated relative to push rod 1 or first support arm 3, and rotation angle is preferably 0-90 °, to specify first support arm 3 Angle parameter between remaining second support arm 4.As shown in Fig. 1, first connector 9 includes push rod connecting pin 901 and first Support arm connecting pin 903, the push rod connecting pin 901 and first support arm connecting pin 903 connect and are coaxially disposed, and push rod connecting pin 901 and 903 junction of first support arm connecting pin be provided with before handrail attachment base 902, which can be with respect to push rod Connecting pin 901 or/and first support arm connecting pin 903 rotate.The first connector 9 herein is only used for connection positioning action, quite In a three-way component, one end connects push rod 1, and one end connects first support arm 3, another end connects handrail before vehicle, we The difference of case and three-port structure is that preceding handrail attachment base 902 can be with respect to push rod connecting pin 901 and first support arm connecting pin 903 Rotation, handrail is with respect to the tilt angle of car body before being conveniently adjusted, and the front end of vehicle is arranged in preceding handrail herein, for stopping seat The body of baby in vehicle, prevents baby from leaning forward, and drops out in vehicle, and the arm for the baby being sitting in vehicle can be helped On preceding handrail, stablizes running babies, be not easy to topple over.

It is provided with linking arm 10 between the first support arm 3 and second support arm 4, first support arm 3 and second support arm 4 are and even It is hinged to connect arm 10, and can be rotated relative to linking arm 10, pull rod 17 is provided between the first support arm 3 and second support arm 4, it is described 17 both ends of pull rod are hinged with first support arm 3 and second support arm 4 respectively, and can rotate relative to first support arm 3 and second support arm 4, institute Pull rod 17 is stated hingedly to be formed by the first pull rod 171 and the second pull rod 172.This is because, between first support arm 3 and second support arm 4 Adjustable angle, angle is not unconfined to magnify, and the limitation of angle is realized by linking arm 10, about linking arm 10, it is provided with linking arm 10 between the first support arm 3 and second support arm 4, first support arm 3 and second support arm 4 are and linking arm 10 is hinged, and can rotate relative to linking arm 10, and the maximum opening angle between first support arm 3 and second support arm 4 is linking arm 10 Two hinge joints between length, state as shown in Fig. 1 is the maximum angular that first support arm 3 and second support arm 4 are unfolded Degree, that is to say the length between 10 two hinge joints of linking arm；In addition, the benefit as another structure to linking arm 10 With being provided between 10 free end of outwardly extending linking arm and sliding block 11 of 3 hinge joint of the linking arm 10 and first support arm Linking arm 10 and 3 hinge joint of first support arm is arranged in slide block connecting rod 12, as shown in Fig. 1, one end of the slide block connecting rod 12 On linking arm 10 on outwardly extending one section, form third hinge joint, and the free end of linking arm 10 and slide block connecting rod 12 it Between, it is rotatably hinged between sliding block 11 and slide block connecting rod 12.It that is to say, 12 one end of slide block connecting rod is hinged on linking arm 10 On extension, the other end is hinged on sliding block 11, and the effect of the slide block connecting rod 12 is the slide block connecting rod when receiving, cart being unfolded 12 move up and down in first support arm 3 with sliding block 11, play the role of traction or push, linking arm 10 and first support arm 3 10 length of linking arm between hinge joint between hinge joint, linking arm 10 and slide block connecting rod 12, in addition the length of slide block connecting rod 12 Degree adjusts length for longest, the distance between articulation piece between sliding block 11 and linking arm 10 and first support arm 3 it is maximum with it is above-mentioned Longest adjustment length is consistent, which adjusts length limitation sliding block 11 distance mobile toward 13 direction of front-wheel, that is to say second The minimum angles that support arm 4 is folded relative to first support arm 3.Slide block connecting rod 12 Yu 10 hinged place of linking arm slide block connecting rod 12 with The third moveable support member 7 of arranged crosswise is provided between 4 bottom end of second support arm, the third moveable support member 7 is by two Support arm hingedly forms, and hingedly forms in right-angled intersection, and the both ends of two support arms pass through connection sheet and are hinged on sliding block 4 bottom end of connecting rod 12 or second support arm, which plays the support positioning action at seat, for carrying Infant weight, and weight transmitting is adaptable to first by intermediate articulated structure to second support arm 4 and first support arm 1 Folding between support arm 3 and it is unfolded, it is corresponding to form certain subtended angle, and fold angle and expanded angle adapts to.The present embodiment In, in order to enhance the bearing capacity of vehicle frame, it is provided with pull rod 17 between first support arm 3 and second support arm 4, matches with linking arm 10 It amounts to enhancing vehicle frame bearing capacity is played the role of, is equivalent to and is provided with " crossbeam " knot between first support arm 3 and second support arm 4 Structure not only acts as and opens angle between limitation first support arm 3 and second support arm 4, and due to the use of the general stroller When state is usually maximum subtended angle, the pull rod 17 under the state is a bar structure, is played to first support arm 3 and second support arm 4 stretching and stretching improve the bearing capacity of vehicle frame.

As the further detailed description of the present embodiment, pull rod articulation piece is provided between pull rod 17 and linking arm 10 18,18 both ends of pull rod articulation piece are hinged with pull rod 17 and linking arm 10 respectively, and can revolve with respect to pull rod 17 and linking arm 10 Turn, it, can be synchronous with pull rod 17 and linking arm 10 since the pull rod articulation piece 18 is connected between pull rod 17 and linking arm 10 Movement, to guarantee that linking arm 10 is moved synchronously with pull rod 17 under the action of the pull rod articulation piece 18, it is common realize folding or It struts, in order to enhance the tensile strength of pull rod articulation piece 18, it is generally preferable to set arcuate structure for pull rod articulation piece 18, and should Sliding slot 181 is provided on pull rod articulation piece 18 with 17 hinged place of pull rod, 181 structure of sliding slot can overcome pull rod 17 and linking arm 10 same The error for walking operation, prevents locking, stuck phenomenon, moreover, can make at pull rod 17 under the action of pull rod articulation piece 18 It is folded and distracted state in passively, when folding distracted vehicle frame, in the case where the external world folds power effect, linking arm 10 rotates, Under the action of pull rod articulation piece 18, pull rod 17 is rotated also with linking arm 10, and the first pull rod 171 and the second pull rod 172 are passive It folds, realization folds.The length of first pull rod 171 is generally greater than to the length of the second pull rod 172, and the pull rod articulation piece 18 One end and the first pull rod 171 it is hinged, and can be rotated relative to the first pull rod 171.

When Folding trolley, under the effect of external folding force, for linking arm 10 with respect to 1 rotary folding of push rod, linking arm 10 is logical Crossing pull rod articulation piece 18 drives pull rod 17 to rotate, and pull rod 17 is folded by the hinge joint of its first pull rod 171 and the second pull rod 172 It packs up, realizes and fold, when cart is unfolded, under the effect of external expansion power, linking arm 10 is with respect to 1 rotary expansion of push rod, connection Arm 10 drives pull rod 17 to rotate by pull rod articulation piece 18, and pull rod 17 is hinged by its first pull rod 171 and the second pull rod 172 Point rotary expansion, realizes expansion, and the first pull rod 171 and the second pull rod 172 after expansion are coaxial, realizes the work of enhancing bearing capacity With, and under the action of pull rod articulation piece 18, the first pull rod 171 and the second pull rod 172 can only be folded to the direction of push rod 1, It cannot be folded to the direction of front-wheel 13.External expansion power or folding force involved in foregoing description refer both to operator and with the hands press Or the power that lifting push rod is implemented.The effect of sliding slot 181 be to linking arm 10 and pull rod 17 during folding or expansion hinge joint The small relative displacement generated is buffered, and the expansion of amendment ride and the size folded are poor, prevents from destroying linking arm 10 or pull rod 17.In addition, pull rod articulation piece 18 is set as generated interference problem when the purpose of arc is to avoid folding, make to fold more It is easy to add.

The foregoing description of the disclosed embodiments makes those skilled in the art can be realized or use the utility model. Various modifications to these embodiments will be apparent for a person skilled in the art, general original as defined herein Reason can be realized in other embodiments without departing from the spirit or scope of the present utility model.Therefore, this is practical new Type is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase Consistent widest scope.

Claims (4)

1. a kind of high intensity stroller, the first support arm (3) and second including the connection of wheel, push rod (1) and push rod (1) lower end Support arm (4), push rod (1) upper end are provided with arm-rest frame (2), it is characterised in that: the first support arm (3) and second support arm (4) it Between be provided with linking arm (10), first support arm (3) and second support arm (4) with linking arm (10) hingedly, and can be with respect to linking arm (10) it rotates, is provided with pull rod (17) between the first support arm (3) and second support arm (4), pull rod (17) the both ends difference Hingedly with first support arm (3) and second support arm (4), it and can be rotated relative to first support arm (3) and second support arm (4), the pull rod (17) it is hingedly formed by the first pull rod (171) and the second pull rod (172).

2. high intensity stroller according to claim 1, it is characterised in that: the pull rod (17) and linking arm (10) it Between be provided with pull rod articulation piece (18), pull rod articulation piece (18) both ends respectively with pull rod (17) and linking arm (10) hingedly, And it can be rotated relative to pull rod (17) and linking arm (10).

3. high intensity stroller according to claim 2, it is characterised in that: the pull rod articulation piece (18) is arc knot Structure, and pull rod (17) hinged place is provided with sliding slot (181) on the pull rod articulation piece (18).

4. high intensity stroller according to claim 2, it is characterised in that: the length of first pull rod (171) is big Length in the second pull rod (172), and one end of the pull rod articulation piece (18) and the first pull rod (171) are hingedly, and can be opposite First pull rod (171) rotation.