CN102390426A - Infant pushcart - Google Patents
Infant pushcart Download PDFInfo
- Publication number
- CN102390426A CN102390426A CN2011102993284A CN201110299328A CN102390426A CN 102390426 A CN102390426 A CN 102390426A CN 2011102993284 A CN2011102993284 A CN 2011102993284A CN 201110299328 A CN201110299328 A CN 201110299328A CN 102390426 A CN102390426 A CN 102390426A
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- push
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- pin joint
- rod
- doll carriage
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- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000008602 contraction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention discloses an infant pushcart, comprising a front wheel component, a rear wheel component, a U-shaped push rod component with a forward opening and a U-shaped front support component with a backward opening, wherein the push rod component comprises two push rods with a tapered gap from front to back and a push handle connected between rear ends of the two push rods in a pin joint mode; the front support component comprises a connecting piece at the front end and two front branch pipes which are in pin joint with the two sides of the connecting piece and have a tapered gap from front to back; rear ends of the two front branch pipes are respectively inserted in the two push rods; and locking mechanisms are arranged between the push rods and the front branch pipes. The infant pushcart also comprises an X-type foldable stay bar, the front end of each push rod is provided with a lower joint, the left and right lower joints are respectively in pin joint with two upper ends of the X-type foldable stay bar, two rear wheel components are respectively arranged at the two lower ends of the X-type foldable stay bar, a bottom stay bar is in pin joint with the part between the junction of the X-type foldable stay bar and the connecting piece, and the front wheel component is arranged at the front lower part of the bottom stay bar. As for the infant pushcart in the invention, the bar components are fewer, thus avoiding the excessive interference when the infant pushcart is folded.
Description
Technical field
the present invention relates to a kind of doll carriage.
Background technology
Doll carriage in the market generally includes the vehicle frame that handbag or bicycle basket or seat are installed; Vehicle frame comprises front component, wheel assembly, two sidecar framves that are symmetrical set and is connected a plurality of cross bars between the vehicle frame of both sides; Each sidecar frame comprises front frame, after poppet and push rod, and vehicle frame can locking when launching to use.The shortcoming of this type of go-cart has:
1. integral structure is essentially left and right sides two-piece type vehicle frame, when folding can only before and after folding, and can not about folding, the volume after folding is still bigger, is not easy to place and carry;
are the body frame structure for automotive more complicated 2., and a plurality of cross bars about being fastened between two vehicle frames can produce more interference when folding, uses trouble.
Summary of the invention
the present invention seeks to: but the doll carriage of the two-way gathering in a kind of all around is provided, its car load rod member is less, avoided producing too much interference when drawing in, and the volume after drawing in is less, and it is also comparatively convenient to lay and carry.
technical scheme of the present invention is: a kind of doll carriage; Comprise front component, wheel assembly, opening U type push-rod assembly and opening U type front frame assembly backward forward; Said push-rod assembly comprises two push rods and the handle of pin joint between two putting back-ends that diminishes gradually after spacing is by forward direction; Said front frame assembly comprises that the attaching parts of front end and pin joint become two big preceding arms gradually after attaching parts both sides, spacing are by forward direction, and the rear end of two preceding arms is plugged in respectively in two push rods, is provided with lockout mechanism between push rod and the preceding arm; This doll carriage also includes the folding strut of X type; The front end of push rod is provided with hypozygal, and two upper ends of the folding strut of left and right sides hypozygal and X type are pin joint respectively, and said two wheel assemblies are located at two lower ends of the folding strut of X type respectively; Be connected with bottom supporting rod between the infall of the folding strut of said X type and the attaching parts, said front component is located at the front lower place of bottom supporting rod.
are further, and the folding strut of said X type comprises the strut bar of front and back, two middle parts to pin joint, the also coaxial linked block that is provided with in the front side of this two strut bar, and said bottom supporting rod is pinned between this linked block and the said attaching parts.
The fit of
above-mentioned front component can have following two kinds: a kind of front end below that is pinned at bottom supporting rod for said front component; The another kind of below that is pinned at attaching parts for said front component.
The upper end of
said handle pushes away handle to being connected with about also, when vehicle frame folding draws in, will push away handle and rotate forward so that before and after better the shortening between distance.
when the present invention is in deployed condition, said before the rearward end of arm be inserted in the leading section of push rod, and preceding arm and push rod are by the lockout mechanism lock in place; When the present invention is in contraction state, said before arm insert in the push rod basically fully, and preceding arm and push rod are by the lockout mechanism lock in place.Because this lockout mechanism that is applied between the two slide relative parts is a kind of comparatively common structural, and of a great variety, so lockout mechanism is not done progressive the detailed description among the present invention.
are when the present invention need be transformed into rounding state by deployed condition; As long as earlier lockout mechanism is carried out release; Before push away push-rod assembly then, the basic retraction push rod fully of arm before making, and then pass through lockout mechanism with preceding arm and push rod lock in place.Because the spacing of two push rods diminishes after by forward direction gradually, the spacing of arms becomes big after by forward direction gradually before two; Therefore when preceding pushing away push-rod assembly; The automatic lateral contraction of the folding strut meeting of X type; So just realized that the vehicle frame two-way simultaneous draws in, will push away handle at last again and rotate forward, can accomplish the gathering of car load.
Advantage of the present invention is:
The two-way gathering in all around can be realized in
1. the present invention, and the volume after the gathering is littler, lays and carry more convenient.
. because of the present invention simple in structure, laterally link is less, the horizontal interference when having avoided drawing in.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further described:
The block diagram of Fig. 1 during for deployed condition of the present invention;
The lateral plan of Fig. 2 during for deployed condition of the present invention;
The block diagram of
Fig. 3 during for folded state of the present invention.
Wherein: 1 front component;
2 wheel assemblies;
3 push-rod assemblies; 31 push rods; 32 handles; 33 hypozygals; 34 push away handle;
4 front frame assemblies; 41 attaching partss; Arm before 42;
5 lockout mechanisms;
6 X types fold strut; 61 strut bars; 62 linked blocks;
7 bottom supporting rods.
The specific embodiment
embodiment: extremely shown in Figure 3 like Fig. 1; A kind of doll carriage; Comprise front component 1, wheel assembly 2, opening U type push-rod assembly 3 and opening U type front frame assembly 4 backward forward; Said push-rod assembly 3 comprises two push rods 31 and the handle 32 of pin joint between two push rods, 31 rear ends that diminishes gradually after spacing is by forward direction; The attaching parts 41 that said front frame assembly 4 comprises front end and pin joint become gradually after attaching parts 41 both sides, spacing are by forward direction that the rear end of arms 42 is plugged in respectively in two push rods 31 before big two preceding arms 42, two, are provided with lockout mechanism 5 between push rod 31 and the preceding arm 42; This doll carriage also includes the folding strut 6 of X type; The front end of push rod 31 is provided with hypozygal 33, and two upper ends of the folding strut 6 of left and right sides hypozygal 33 and X type are pin joint respectively, and said two wheel assemblies 2 are located at two lower ends of the folding strut 6 of X type respectively; Be connected with bottom supporting rod 7 between the infall of the folding strut 6 of said X type and the attaching parts 41, said front component 1 is located at the front lower place of bottom supporting rod 7.
The folding strut 6 of
said X type comprises the strut bar 61 of front and back, two middle parts to pin joint, the also coaxial linked block 62 that is provided with in the front side of this two strut bar 61, and said bottom supporting rod 7 is pinned between this linked block 62 and the said attaching parts 41.
The fit of
above-mentioned front component 1 can have following two kinds: a kind of front end below that is pinned at bottom supporting rod 7 for said front component 1; The another kind of below that is pinned at attaching parts 41 for said front component 1.
Push away handle 34 to being connected with about the upper end of
said handle 32, when vehicle frame folding draws in, will push away handle and rotate forward, so as before and after better the shortening between distance.
when the present invention is in deployed condition, said before the rearward end of arm 42 be inserted in the leading section of push rod 31, and preceding arm 42 and push rod 31 are by lockout mechanism 5 lock in place; When the present invention is in contraction state, said before arm 42 insert basically fully in the push rod 31, and preceding arm 42 and push rod 31 are by lockout mechanism 5 lock in place.Because this lockout mechanism 5 that is applied between the two slide relative parts is a kind of comparatively common structural, and of a great variety, so lockout mechanism 5 is not done progressive the detailed description among the present invention.
are when the present invention need be transformed into rounding state by deployed condition; As long as earlier lockout mechanism 5 is carried out release; Before push away push-rod assembly 3 then, arm 42 basic retraction push rods 31 fully before making, and then pass through lockout mechanism 5 with preceding arm 42 and push rod 31 lock in place.Because the spacing of two push rods 31 diminishes after by forward direction gradually, the spacing of arms 42 becomes big after by forward direction gradually before two; Therefore when preceding pushing away push-rod assembly 3; The automatic lateral contraction of folding strut 6 meetings of X type; So just realized that the vehicle frame two-way simultaneous draws in, will push away handle 34 at last again and rotate forward, can accomplish the gathering of car load.
More than
only is concrete exemplary applications of the present invention, and protection scope of the present invention is not constituted any limitation.Except that the foregoing description, the present invention can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the present invention's scope required for protection.
Claims (5)
1. doll carriage; Comprise front component (1), wheel assembly (2), opening U type push-rod assembly (3) and opening U type front frame assembly (4) backward forward; It is characterized in that: said push-rod assembly (3) comprises two push rods (31) and the handle (32) of pin joint between two push rods (31) rear end that diminishes gradually after spacing is by forward direction; Said front frame assembly (4) comprises that the attaching parts (41) of front end and pin joint become big two preceding arms (42) gradually after attaching parts (41) both sides, spacing are by forward direction; The rear end of arm (42) is plugged in respectively in two push rods (31) before two; Be provided with lockout mechanism (5) between push rod (31) and the preceding arm (42), this doll carriage also includes the folding strut (6) of X type, and the front end of push rod (31) is provided with hypozygal (33); Two upper ends of the folding strut (6) of left and right sides hypozygal (33) and X type are pin joint respectively; Said two wheel assemblies (2) are located at two lower ends of the folding strut (6) of X type respectively, are connected with bottom supporting rod (7) between the infall of the folding strut (6) of said X type and the attaching parts (41), and said front component (1) is located at the front lower place of bottom supporting rod (7).
2. doll carriage according to claim 1; It is characterized in that: the folding strut (6) of said X type comprises the strut bar (61) of front and back, two middle parts to pin joint; The also coaxial linked block (62) that is provided with in the front side of this two strut bar (61), said bottom supporting rod (7) is pinned between this linked block (62) and the said attaching parts (41).
3. doll carriage according to claim 1 and 2 is characterized in that: said front component (1) is pinned at the front end below of bottom supporting rod (7).
4. doll carriage according to claim 1 and 2 is characterized in that: said front component (1) is pinned at the below of attaching parts (41).
5. doll carriage according to claim 1 and 2 is characterized in that: push away handle (34) to being connected with about the upper end of said handle (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102993284A CN102390426A (en) | 2011-09-30 | 2011-09-30 | Infant pushcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102993284A CN102390426A (en) | 2011-09-30 | 2011-09-30 | Infant pushcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102390426A true CN102390426A (en) | 2012-03-28 |
Family
ID=45857853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102993284A Pending CN102390426A (en) | 2011-09-30 | 2011-09-30 | Infant pushcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102390426A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016123514A1 (en) * | 2016-12-06 | 2018-06-07 | Emmaljunga Barnvagnsfabrik Ab | folding frame |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1883992A (en) * | 2006-07-04 | 2006-12-27 | 好孩子儿童用品有限公司 | Baby stroller |
| CN101041360A (en) * | 2007-04-06 | 2007-09-26 | 好孩子儿童用品有限公司 | Bidirectional folding vehicle |
| CN100564130C (en) * | 2004-12-14 | 2009-12-02 | 珍妮有限公司 | The foldable chassis that is used for perambulator |
| CN202294918U (en) * | 2011-09-30 | 2012-07-04 | 苏州威凯儿童用品有限公司 | Baby stroller |
-
2011
- 2011-09-30 CN CN2011102993284A patent/CN102390426A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100564130C (en) * | 2004-12-14 | 2009-12-02 | 珍妮有限公司 | The foldable chassis that is used for perambulator |
| CN1883992A (en) * | 2006-07-04 | 2006-12-27 | 好孩子儿童用品有限公司 | Baby stroller |
| CN101041360A (en) * | 2007-04-06 | 2007-09-26 | 好孩子儿童用品有限公司 | Bidirectional folding vehicle |
| CN202294918U (en) * | 2011-09-30 | 2012-07-04 | 苏州威凯儿童用品有限公司 | Baby stroller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016123514A1 (en) * | 2016-12-06 | 2018-06-07 | Emmaljunga Barnvagnsfabrik Ab | folding frame |
| DE102016123514B4 (en) | 2016-12-06 | 2023-02-02 | Emmaljunga Barnvagnsfabrik Ab | folding frame |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120328 |