CN103661543B - A kind of children trolley - Google Patents
A kind of children trolley Download PDFInfo
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- CN103661543B CN103661543B CN201310606025.1A CN201310606025A CN103661543B CN 103661543 B CN103661543 B CN 103661543B CN 201310606025 A CN201310606025 A CN 201310606025A CN 103661543 B CN103661543 B CN 103661543B
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- frame
- slide bar
- axle
- rod frame
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Abstract
<b> children trolley, comprise stroller frame, front component, wheel assembly, for described stroller frame being locked in the lockout mechanism under expanded position, the seat be arranged in described stroller frame, described stroller frame comprises side stand in left and right sides portion, be connected to described in both sides between side stand link span.When using under stroller frame is in expanded position, push-rod frame favours the rear side of stroller frame, when needing stroller frame folding, the length direction that rotating push-rod frame makes it length direction and slide bar is consistent, and promotion push-rod frame makes it and sliding bar downwards, when sliding into the end, make the relative sliding rod frame slide downward of slide bar, and in the process of sliding, under the effect of former and later two four-bar linkages, relative front upper bracket and upper rear support are upturned near drawing in respectively to make front lower bracket and rami posterior inferior frame, and front upper bracket is drawn close respectively to sliding rod frame mutually with upper rear support, stroller frame is folding draws in.</b>
Description
Technical field
the present invention relates to a kind of children trolley for children.
Background technology
children trolley of the prior art, comprise there is expanded position and folding position stroller frame, front component, left rear wheel assembly, off hind wheel assembly, for described stroller frame being locked in the lockout mechanism under expanded position, the seat be arranged in described stroller frame.Existing stroller frame of a great variety, the number of the rod member of stroller frame is different, and annexation between each rod member, connection location are different, thus folding principle and folding mode different.
Summary of the invention
the technical problem to be solved in the present invention is to provide a kind of children trolley.
in order to solve the problems of the technologies described above, a kind of technical scheme that the present invention adopts is: a kind of children trolley, comprise there is expanded position and folding position stroller frame, front component, wheel assembly, for described stroller frame being locked in the lockout mechanism under expanded position, the seat be arranged in described stroller frame, link span between the side stand that described stroller frame comprises side stand in left and right sides portion, be connected to described in both sides, the described stroller frame of every side comprises:
sliding rod frame, the length of described sliding rod frame extends along above-below direction;
front upper bracket, described front upper bracket is positioned at the front side of described sliding rod frame;
upper rear support, described upper rear support is positioned at the rear side of described sliding rod frame, two parts in three, the top parts of the top of described front upper bracket, the top of described sliding rod frame, described upper rear support rotate connection, and parts in the 3rd parts and aforementioned two parts are rotationally connected;
front lower bracket, the top of described front lower bracket and the bottom of described front upper bracket are rotationally connected around the first two axle;
rami posterior inferior frame, the top of described rami posterior inferior frame and the bottom of described upper rear support are rotationally connected around rear two axles;
front stall bridge, described front stall bridge and described front upper bracket are rotationally connected around first three axle, and first three described axle is positioned at the top of the first two described axle;
back seat bridge, described back seat bridge and described upper rear support are rotationally connected around rear three axles, and described rear three axles are positioned at the top of described rear two axles;
slide bar, described slide bar can be arranged on described sliding rod frame along the length direction slide downward of described sliding rod frame, the rear portion of described front stall bridge, the rear portion of described back seat bridge rotate with two in three, the bottom parts of described slide bar and are connected, and one in the 3rd parts and aforementioned two parts is rotationally connected;
push-rod frame, the top of described push-rod frame and described slide bar can be rotated around the 7th axle and be arranged, and described push-rod frame can be arranged slidably along the length direction of described slide bar;
front rod, top and the described front stall bridge of described front rod are rotationally connected around front four axles, the bottom of described front rod and the top of described front lower bracket are rotationally connected around the first five axle, and described front upper bracket, described front lower bracket, described front rod and described front stall bridge form four-bar linkage;
rear linking rod, top and the described back seat bridge of described rear linking rod are rotationally connected around rear four axles, the bottom of described rear linking rod and the top of described rami posterior inferior frame are rotationally connected around rear five axles, and described upper rear support, described rami posterior inferior frame, described rear linking rod and described back seat bridge form four-bar linkage.
in some embodiments, described lockout mechanism comprise be arranged on described push-rod frame between bottom and the top of described front upper bracket or and the top of described sliding rod frame between or and the top of upper rear support between the first lockout mechanism, the second lockout mechanism between described slide bar and described sliding rod frame.
in some embodiments, the bottom of described push-rod frame has the unlock drive block changed to unlocked position by latched position for relatively described second lockout mechanism of slide bar slide downward on earth described in time control system.
in some further embodiment, described unlock drive block is slidably arranged on described slide bar along the lower-upper length direction of described slide bar, and described unlock drive block and the bottom of described push-rod frame are rotationally connected by the 7th described axle.
in some further embodiment, described sliding rod frame and described slide bar are respectively pipe fitting, described sliding rod frame is sheathed on described slide bar, described unlock drive block is positioned at the tube chamber of described slide bar, the body of described slide bar is opened in guide groove along its length, and the 7th described axle is inserted in described guide groove.
in some another further embodiment, the second described lockout mechanism comprises the dead bolt being slidably arranged in described slide bar bottom, the lockhole be opened on described sliding rod frame, the described dead bolt that makes be arranged between described dead bolt and described slide bar are stably inserted in elastic component in described lockhole, at least one in described unlock drive block and described dead bolt two is provided with mutually to conflict make dead bolt by the driving inclined-plane exited in described lockhole.
in some embodiments, the top of described front upper bracket and the top of described sliding rod frame are rotationally connected around last axle, the top of described upper rear support and the top of described sliding rod frame are rotationally connected around a rear axle, and described last axle and a described rear axle lay respectively at the both sides, front and back of described slide bar.
in some embodiments, the rear portion of described front stall bridge and the bottom of described slide bar are rotationally connected around the first six axle, the front portion of described back seat bridge and the bottom of described slide bar are rotationally connected around rear six axles, and the first six described axle is positioned at the front of described rear six axles.
in some further embodiment, described front four axles are between first three described axle and the first six described axle, and described rear four axles are between described rear three axles and described rear six axles.
in some embodiments, described front component is arranged at the bottom of described front lower bracket, and described wheel assembly is arranged at the bottom of described rami posterior inferior frame.
the involved noun of locality such as upper and lower, forward and backward, defines under stroller frame is in expanded position above.
scope of the present invention, is not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should contain other technical scheme of being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme etc. formed.
because technique scheme is used, the present invention compared with prior art has following advantages: when using under stroller frame is in expanded position, push-rod frame favours the rear side of stroller frame, when needing stroller frame folding, the length direction that rotating push-rod frame makes it length direction and slide bar is consistent, and promotion push-rod frame makes it and sliding bar downwards, when sliding into the end, make the relative sliding rod frame slide downward of slide bar, and in the process of sliding, under the effect of former and later two four-bar linkages, relative front upper bracket and upper rear support are upturned near drawing in respectively to make front lower bracket and rami posterior inferior frame, and front upper bracket is drawn close respectively to sliding rod frame mutually with upper rear support, stroller frame is folding draws in.
Accompanying drawing explanation
accompanying drawing 1 is the block diagram of stroller frame under expanded position;
accompanying drawing 2 is the lateral plan of stroller frame under expanded position;
accompanying drawing 3 is the view one of stroller frame in folding process;
accompanying drawing 4 is the view two of stroller frame in folding process;
accompanying drawing 5 is the view three of stroller frame in folding process;
accompanying drawing 6 is the schematic perspective view of accompanying drawing 5 state;
accompanying drawing 7 is the lateral plan of stroller frame under folding position;
accompanying drawing 8 is the A-A amplification profile of accompanying drawing 1;
accompanying drawing 9 is the B-B amplification profile of accompanying drawing 8;
wherein: 1, stroller frame; 2, front component; 3, wheel assembly; 200, side stand; 300, link span; 201, sliding rod frame; 202, slide bar; 203, push-rod frame; 204, pulling handle rod; 205, front upper bracket; 206, front lower bracket; 207, upper rear support; 208, rami posterior inferior frame; 209, front stall bridge; 210, back seat bridge; 211, front rod; 212, rear linking rod; 213, guide groove;
11, last axle; 12, the first two axle; 13, first three axle; 14, front four axles; 15, the first five axle; 16, the first six axle; 21, a rear axle; 22, rear two axles; 23, rear three axles; 24, rear four axles; 25, rear five axles; 26, rear six axles; 37, the 7th axle;
401, unlock drive block; 402, dead bolt; 403, lockhole; 404, elastic component.
Detailed description of the invention
as shown in the drawings, a kind of children trolley, comprise there is expanded position and folding position stroller frame 1, front component 2, wheel assembly 3, for stroller frame 1 being locked in the lockout mechanism under expanded position, the seat be arranged in stroller frame 1, stroller frame 1 comprises side stand 200 in left and right sides portion, be connected to link span 300 between the side stand 200 of both sides.Link span 300 for be fixed on both sides side stand 200 between many tranverse connecting rods.
the stroller frame 1 of every side comprises:
sliding rod frame 201, the length of sliding rod frame 201 extends along above-below direction;
front upper bracket 205, front upper bracket 205 is positioned at the front side of sliding rod frame 201;
upper rear support 207, upper rear support 207 is positioned at the rear side of sliding rod frame 201, two parts in three, the top parts of the top of front upper bracket 205, the top of sliding rod frame 201, upper rear support 207 rotate connection, parts in 3rd parts and aforementioned two parts are rotationally connected, in the present embodiment, the top of front upper bracket 205 and the top of sliding rod frame 201 are rotationally connected around last axle 11, the top of upper rear support 207 and the top of sliding rod frame 201 are rotationally connected around a rear axle 21, and last axle 11 and a rear axle 21 lay respectively at the both sides, front and back of slide bar 202;
front lower bracket 206, the top of front lower bracket 206 and the bottom of front upper bracket 205 are rotationally connected around the first two axle 12;
rami posterior inferior frame 208, the top of rami posterior inferior frame 208 and the bottom of upper rear support 207 are rotationally connected around rear two axles 22;
front stall bridge 209, front stall bridge 209 and front upper bracket 205 are rotationally connected around first three axle 13, and first three axle 13 is positioned at the top of the first two axle 12;
back seat bridge 210, back seat bridge 210 and upper rear support 207 are rotationally connected around rear three axles 23, the top of two axles 22 after rear three axles 23 are positioned at;
slide bar 202, slide bar 202 can be arranged on sliding rod frame 201 along the length direction slide downward of sliding rod frame 201, the rear portion of front stall bridge 209, the rear portion of back seat bridge 210 rotate with two in three, the bottom parts of slide bar 202 and are connected, and one in the 3rd parts and aforementioned two parts is rotationally connected;
push-rod frame 203, push-rod frame 203 can rotate around the 7th axle 37 with the top of slide bar 202 and arrange, and push-rod frame 203 can be arranged slidably along the length direction of slide bar 202;
front rod 211, the top of front rod 211 and front stall bridge 209 are rotationally connected around front four axles 14, the bottom of front rod 211 and the top of front lower bracket 206 are rotationally connected around the first five axle 15, and front upper bracket 205, front lower bracket 206, front rod 211 form four-bar linkage with front stall bridge 209;
rear linking rod 212, the top of rear linking rod 212 and back seat bridge 210 are rotationally connected around rear four axles 24, the bottom of rear linking rod 212 and the top of rami posterior inferior frame 208 are rotationally connected around rear five axles 25, and upper rear support 207, rami posterior inferior frame 208, rear linking rod 212 form four-bar linkage with back seat bridge 210.
the rear portion of front stall bridge 209 and the bottom of slide bar 202 are rotationally connected around the first six axle 16, and the front portion of back seat bridge 210 and the bottom of slide bar 202 are rotationally connected around rear six axles 26, the front of six axles 26 after the first six axle 16 is positioned at.Front four axles 14 are between first three axle 13 and the first six axle 16, and rear four axles 24 are between rear three axles 23 and rear six axles 26.
front component 2 is arranged at the bottom of front lower bracket 206, and wheel assembly 3 is arranged at the bottom of rami posterior inferior frame 208.
the length direction making it length direction and slide bar 202 when rotating push-rod frame 203 is consistent, and can promote push-rod frame 203 downwards and make it to slide with slide bar 202, and now push-rod frame 203, slide bar 202 form with sliding rod frame 201 structure that similar three save umbrella handle.
lockout mechanism comprises the first lockout mechanism between bottom and the top of sliding rod frame 201, the second lockout mechanism between slide bar 202 and sliding rod frame 201 that are arranged on push-rod frame 203.The concrete structure of the first lockout mechanism is not main points of the present invention, as long as can lock between two parts, the knot that the bottom of push-rod frame 203 can not be rotated around the 7th axle 37 can be suitable at this, as the cooperation locking between bullet pin, lockhole, as coordinated locking between latch hook with lock pin.
second lockout mechanism is the latch-up structure for locking between slide bar 202 and sliding rod frame 201, as long as the structure locked between the parts that usually two can be slided can be suitable at this.
but, have for the relative slide bar 202 slide downward unlock drive block 401 changed to unlocked position by latched position of time control system second lockout mechanism on earth in the bottom of push-rod frame 203, for preferably, user is when the folding operation carried out, as long as the first lockout mechanism is unlocked, when in folding process, the second lockout mechanism can automatic unlocking.Unlock drive block 401 is slidably arranged on slide bar 202 along the lower-upper length direction of slide bar 202, and unlock drive block 401 is rotationally connected by the 7th axle 37 with the bottom of push-rod frame 203.Sliding rod frame 201 and slide bar 202 are respectively pipe fitting, and sliding rod frame 201 is sheathed on slide bar 202, and unlock drive block 401 is positioned at the tube chamber of slide bar, and the body of slide bar 202 is opened in guide groove 213 along its length, and the 7th axle 37 is inserted in guide groove 213.
in the present embodiment, second lockout mechanism comprises the dead bolt 402 being slidably arranged in slide bar 202 bottom, the lockhole 403 be opened on sliding rod frame 201, the dead bolt 402 that makes be arranged between dead bolt 402 and slide bar 202 are stably inserted in elastic component 404 in lockhole 403, unlock drive block 401 and at least one in dead bolt 402 two is provided with mutually to conflict make dead bolt 402 by the driving inclined-plane exited in lockhole 403.
as mentioned above, we are illustrated according to aim of the present invention completely, but the present invention is not limited to above-described embodiment and implementation method.Different changes and enforcement is carried out in the scope that the practitioner of correlative technology field can permit at technological thought of the present invention.
Claims (10)
1. a children trolley, comprise there is expanded position and folding position stroller frame (1), front component (2), wheel assembly (3), for described stroller frame (1) being locked in the lockout mechanism under expanded position, the seat be arranged in described stroller frame (1), described stroller frame (1) comprises the link span (300) between the side stand (200) being positioned at left and right sides portion, the described side stand (200) being connected to both sides, it is characterized in that:
The described stroller frame (1) of every side comprises:
Sliding rod frame (201), the length of described sliding rod frame (201) extends along above-below direction;
Front upper bracket (205), described front upper bracket (205) is positioned at the front side of described sliding rod frame (201);
Upper rear support (207), described upper rear support (207) is positioned at the rear side of described sliding rod frame (201), two parts in three, the top parts of the top of described front upper bracket (205), the top of described sliding rod frame (201), described upper rear support (207) rotate connection, and parts in the 3rd parts and aforementioned two parts are rotationally connected;
Front lower bracket (206), the top of described front lower bracket (206) and the bottom of described front upper bracket (205) are rotationally connected around the first two axle (12);
Rami posterior inferior frame (208), the top of described rami posterior inferior frame (208) and the bottom of described upper rear support (207) are rotationally connected around rear two axles (22);
Front stall bridge (209), described front stall bridge (209) and described front upper bracket (205) are rotationally connected around first three axle (13), and described first three axle (13) is positioned at the top of described the first two axle (12);
Back seat bridge (210), described back seat bridge (210) and described upper rear support (207) are rotationally connected around rear three axles (23), and described rear three axles (23) are positioned at the top of described rear two axles (22);
Slide bar (202), described slide bar (202) can be arranged on described sliding rod frame (201) along the length direction slide downward of described sliding rod frame (201), the rear portion of described front stall bridge (209), the rear portion of described back seat bridge (210) rotate with two in three, the bottom parts of described slide bar (202) and are connected, and one in the 3rd parts and aforementioned two parts is rotationally connected;
Push-rod frame (203), described push-rod frame (203) can rotate around the 7th axle (37) with the top of described slide bar (202) and arrange, and described push-rod frame (203) can be arranged slidably along the length direction of described slide bar (202);
Front rod (211), top and the described front stall bridge (209) of described front rod (211) are rotationally connected around front four axles (14), the bottom of described front rod (211) and the top of described front lower bracket (206) are rotationally connected around the first five axle (15), and described front upper bracket (205), described front lower bracket (206), described front rod (211) and described front stall bridge (209) form four-bar linkage;
Rear linking rod (212), top and the described back seat bridge (210) of described rear linking rod (212) are rotationally connected around rear four axles (24), the bottom of described rear linking rod (212) and the top of described rami posterior inferior frame (208) are rotationally connected around rear five axles (25), and described upper rear support (207), described rami posterior inferior frame (208), described rear linking rod (212) and described back seat bridge (210) form four-bar linkage.
2. a kind of children trolley according to claim 1, is characterized in that: described lockout mechanism comprise be arranged on described push-rod frame (203) between bottom and the top of described front upper bracket (205) or and the top of described sliding rod frame (201) between or and the top of upper rear support (207) between the first lockout mechanism, be arranged on the second lockout mechanism between described slide bar (202) and described sliding rod frame (201).
3. a kind of children trolley according to claim 2, is characterized in that: the bottom of described push-rod frame (203) has the unlock drive block (401) changed to unlocked position by latched position for relatively described second lockout mechanism of slide bar (202) slide downward on earth described in time control system.
4. a kind of children trolley according to claim 3, it is characterized in that: described unlock drive block (401) is slidably arranged on described slide bar (202) along the lower-upper length direction of described slide bar (202), described unlock drive block (401) is rotationally connected by the 7th described axle (37) with the bottom of described push-rod frame (203).
5. a kind of children trolley according to claim 4, it is characterized in that: described sliding rod frame (201) and described slide bar (202) are respectively pipe fitting, described sliding rod frame (201) is sheathed on described slide bar (202), described unlock drive block (401) is positioned at the tube chamber of described slide bar, the body of described slide bar (202) offers guide groove (213) along its length, and the 7th described axle (37) is inserted in described guide groove (213).
6. a kind of children trolley according to claim 3, it is characterized in that: the second described lockout mechanism comprises the dead bolt (402) being slidably arranged in described slide bar (202) bottom, be opened in the lockhole (403) on described sliding rod frame (201), the described dead bolt (402) that makes be arranged between described dead bolt (402) and described slide bar (202) is stably inserted in elastic component (404) in described lockhole (403), at least one in described unlock drive block (401) and described dead bolt (402) two being provided with conflicts mutually makes dead bolt (402) by the driving inclined-plane exited in described lockhole (403).
7. a kind of children trolley according to claim 1, it is characterized in that: the top of described front upper bracket (205) and the top of described sliding rod frame (201) are rotationally connected around last axle (11), the top of described upper rear support (207) and the top of described sliding rod frame (201) are rotationally connected around a rear axle (21), and described last axle (11) and a described rear axle (21) lay respectively at the both sides, front and back of described slide bar (202).
8. a kind of children trolley according to claim 1, it is characterized in that: the rear portion of described front stall bridge (209) and the bottom of described slide bar (202) are rotationally connected around the first six axle (16), the front portion of described back seat bridge (210) and the bottom of described slide bar (202) are rotationally connected around rear six axles (26), and described the first six axle (16) is positioned at the front of described rear six axles (26).
9. a kind of children trolley according to claim 8, it is characterized in that: described front four axles (14) are positioned between described first three axle (13) and described the first six axle (16), described rear four axles (24) are positioned between described rear three axles (23) and described rear six axles (26).
10. a kind of children trolley according to claim 1, it is characterized in that: described front component (2) is arranged at the bottom of described front lower bracket (206), described wheel assembly (3) is arranged at the bottom of described rami posterior inferior frame (208).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310606025.1A CN103661543B (en) | 2013-11-26 | 2013-11-26 | A kind of children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310606025.1A CN103661543B (en) | 2013-11-26 | 2013-11-26 | A kind of children trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103661543A CN103661543A (en) | 2014-03-26 |
| CN103661543B true CN103661543B (en) | 2016-03-09 |
Family
ID=50300637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310606025.1A Active CN103661543B (en) | 2013-11-26 | 2013-11-26 | A kind of children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103661543B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309673B (en) * | 2014-10-09 | 2017-04-12 | 中山盛加儿童用品有限公司 | Child bicycle capable of being fast folded |
| CN114454947A (en) * | 2020-11-09 | 2022-05-10 | 明门瑞士股份有限公司 | Children's carriage frame |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4173355A (en) * | 1977-10-07 | 1979-11-06 | Giuseppe Perego | Foldable baby carriage with foldable and adjustable foot rest |
| US4648651A (en) * | 1983-11-10 | 1987-03-10 | Andrews Maclaren Limited | Collapsible support with armrests |
| CN102069829A (en) * | 2011-01-04 | 2011-05-25 | 好孩子儿童用品有限公司 | Children cart |
| CN203637899U (en) * | 2013-11-26 | 2014-06-11 | 好孩子儿童用品有限公司 | Children cart |
-
2013
- 2013-11-26 CN CN201310606025.1A patent/CN103661543B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4173355A (en) * | 1977-10-07 | 1979-11-06 | Giuseppe Perego | Foldable baby carriage with foldable and adjustable foot rest |
| US4648651A (en) * | 1983-11-10 | 1987-03-10 | Andrews Maclaren Limited | Collapsible support with armrests |
| CN102069829A (en) * | 2011-01-04 | 2011-05-25 | 好孩子儿童用品有限公司 | Children cart |
| CN203637899U (en) * | 2013-11-26 | 2014-06-11 | 好孩子儿童用品有限公司 | Children cart |
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| CN103661543A (en) | 2014-03-26 |
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