CN109204426B - Folding hand cart frame - Google Patents
Folding hand cart frame Download PDFInfo
- Publication number
- CN109204426B CN109204426B CN201811188913.5A CN201811188913A CN109204426B CN 109204426 B CN109204426 B CN 109204426B CN 201811188913 A CN201811188913 A CN 201811188913A CN 109204426 B CN109204426 B CN 109204426B
- Authority
- CN
- China
- Prior art keywords
- pipe
- joint seat
- static
- groove
- handle
- 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.)
- Active
Links
- 210000002683 foot Anatomy 0.000 claims abstract description 44
- 230000003068 static effect Effects 0.000 claims abstract description 36
- 210000004744 fore-foot Anatomy 0.000 claims abstract description 4
- 210000001364 upper extremity Anatomy 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a folding hand-push frame, which comprises a joint assembly, a front foot pipe, a handle pipe, a rear foot pipe, a front wheel, a rear wheel and a control device, wherein the joint assembly comprises a static joint seat and a dynamic joint seat, and a locking gear is arranged between the static joint seat and the dynamic joint seat; the static joint seat extends downwards to form a rear foot groove, a rear foot pipe is inserted into the rear foot groove, the static joint seat extends forwards to form a static connecting sheet, the static connecting sheet is rotationally connected with a connecting sleeve, the connecting sleeve extends forwards to form a connecting pipe, and the connecting pipe is inserted into a front foot pipe; the movable joint seat extends obliquely backward and downward and is provided with a movable connecting sheet, an embedded pipe is rotationally connected to the movable connecting sheet, and the embedded pipe penetrates through the connecting sleeve and the connecting pipe and is movably inserted into the forefoot pipe; the movable joint seat is extended with a handle groove, and the handle pipe is inserted into the handle groove. The folding device can control the folding between the handle pipe and the rear foot pipe by one key, and simultaneously, the front foot pipe is folded in a linkage way when the handle pipe is folded by the arrangement of the embedded pipe, so that the folding of the cart is completed by single-hand single-press operation, and the use is convenient.
Description
Technical Field
The invention belongs to the technical field of children's carriages, and particularly relates to a folding hand cart frame.
Background
The baby handcart is a bearing and moving tool designed for babies, and the existence of the baby handcart is convenient for the adults to carry the babies when going out, and is very popular with consumers.
Current pushchairs generally comprise a frame and a canvas, the frame comprising: the left, middle and right joint plates are rotationally connected to the same rotating shaft, the front foot tube is fixedly connected to the left joint plate, the rear foot tube is fixedly connected to the middle joint plate, the handle tube is fixedly connected to the right joint plate, the front wheel is arranged at the lower end of the front foot tube, and the rear wheel is arranged at the lower end of the rear foot tube. In order to facilitate the folding and storage of the baby carriage when the baby carriage is not in use, a folding mechanism is arranged in the joint assembly, so that the folding mechanism can control the folding of the baby carriage when in storage, and the folding mechanism is used for folding the baby carriage when in use. However, the frame mechanism of the stroller in the market generally needs two hands to realize folding action, the action is stiff, and a large force is needed, so that folding is not smooth, and the use and operation are inconvenient.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a foldable stroller frame to solve the above problems.
In order to achieve the above object, the present invention adopts the following technical scheme: the folding hand-push frame comprises a joint assembly, a front foot pipe, a handle pipe, a rear foot pipe, a front wheel, a rear wheel and a control device, wherein the front foot pipe, the handle pipe and the rear foot pipe are arranged on the joint assembly; a locking gear is arranged between the static joint seat and the movable joint seat, and the locking gear controls the mutual rotation and locking between the static joint seat and the movable joint seat; the static joint seat is provided with a rear foot groove in a downward extending mode, the rear foot pipe is inserted into the rear foot groove, the static joint seat is provided with a static connecting piece in a forward extending mode, the inner side of the static connecting piece is rotationally connected with a connecting sleeve, the connecting sleeve is provided with a connecting pipe in a forward extending mode, and the connecting pipe is inserted into the front foot pipe; the movable joint seat extends obliquely backward and downward and is provided with a movable connecting sheet, the movable connecting sheet is rotationally connected with an embedded pipe, the connecting sleeve and the connecting pipe are hollow pipes matched with the embedded pipe, and the embedded pipe penetrates through the connecting sleeve and the connecting pipe and is movably inserted into the forefoot pipe; the movable joint seat extends obliquely upwards and backwards to form a handle groove, and the handle pipe is inserted into the handle groove.
Further, the static joint seat is provided with a static joint moving groove from inside to outside, the movable joint seat is provided with a movable joint moving groove from outside to inside, the locking gear is positioned in the movable joint moving groove, a reset spring is arranged between the locking gear and the bottom wall of the movable joint moving groove, under the elastic action of the reset spring, two ends of the locking gear are respectively arranged in the static joint moving groove and the movable joint moving groove, so that the static joint seat and the movable joint seat are prevented from rotating relatively, the control device comprises an unlocking button arranged on a handle pipe and a traction rope connected with the unlocking button, the traction rope penetrates through the handle pipe, the movable joint seat and the reset spring and is connected with the locking gear, and when the traction rope is pulled by the unlocking button, the traction rope can drive the locking gear to compress the reset spring and completely move into the movable joint moving groove, so that the static joint seat and the movable joint seat can rotate freely.
Further, the movable joint seat is provided with a basket groove for accommodating the basket clamping pin.
Further, the connecting pipe is provided with a snap fastener, and the front foot pipe is provided with a fixing hole matched with the snap fastener.
Further, a shaft tube is arranged between the rear wheels, and a brake device is arranged on the shaft tube.
Further, the rear foot tube is provided with a locking plate, the locking plate is provided with a locking hole, and the front foot tube is provided with a back-off post matched with the locking hole.
The invention has the advantages that: through controlling the unlock button, can the receipts between a key control handlebar pipe and the rear foot pipe close, simultaneously through the setting of embedded pipe, when receiving the handlebar pipe, the linkage has received the front foot pipe, has just so realized the receipts of single hand single press operation completion shallow and has closed, convenient to use.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial enlarged view of the portion a in fig. 1.
Fig. 3 is an exploded view of the joint assembly of the present invention.
Fig. 4 is an exploded view of another orientation of the joint assembly of the present invention.
Fig. 5 is a schematic structural view of the folded state of the present invention.
Detailed Description
The invention is described in detail below with reference to the drawings and the specific embodiments.
As shown in fig. 1 to 5, a folding cart frame comprises a joint assembly 1, a front foot tube 2, a handle tube 3, a rear foot tube 4 which are arranged on the joint assembly, a front wheel 5 which is arranged at the lower end of the front foot tube, a rear wheel 6 which is arranged at the lower end of the rear foot tube, and a control device for controlling the joint assembly to release and lock, wherein the joint assembly comprises a static joint seat 11 and a dynamic joint seat 12 which are mutually connected in a rotating way and are positioned at the outer side, and the rotating directions of the static joint seat 11 and the dynamic joint seat 12 are opposite; a locking gear 13 is arranged between the static joint seat and the movable joint seat, and the locking gear controls the mutual rotation and locking between the static joint seat and the movable joint seat; the static joint seat is provided with a rear foot groove 111 in a downward extending mode, the rear foot pipe is inserted into the rear foot groove, the static joint seat is provided with a static connecting sheet 112 in a forward extending mode, the inner side of the static connecting sheet is rotationally connected with a connecting sleeve 113, the connecting sleeve is provided with a connecting pipe 114 in a forward extending mode, and the connecting pipe is inserted into the front foot pipe; the movable joint seat extends obliquely backward and downward and is provided with a movable connecting sheet 122, the movable connecting sheet is rotationally connected with an embedded pipe 123, the connecting sleeve and the connecting pipe are hollow pipes matched with the embedded pipe, and the embedded pipe penetrates through the connecting sleeve and the connecting pipe and is movably inserted into the forefoot pipe; the movable joint seat is extended obliquely upward and rearward with a handle groove 121 into which the handle tube is inserted.
In this embodiment, the static joint seat 11 is provided with a static joint moving groove 115 from inside to outside, the movable joint seat 12 is provided with a movable joint moving groove 124 from outside to inside, the locking gear 13 is located in the movable joint moving groove 124, a return spring 14 is disposed between the locking gear and the bottom wall of the movable joint moving groove, under the action of the elastic force of the return spring, two ends of the locking gear are respectively disposed in the static joint moving groove and the movable joint moving groove, so that the static joint seat and the movable joint seat rotate relatively, the control device comprises an unlocking button 7 disposed on a handle tube, and a traction cable connected with the unlocking button, the traction cable passes through the handle tube, the movable joint seat and the return spring, and when the traction cable is pulled by the unlocking button, the traction cable can drive the locking gear to compress the return spring and move into the movable joint moving groove completely, so that the static joint seat and the movable joint seat can rotate freely.
In this embodiment, the movable joint seat is provided with a basket slot 125 for accommodating a basket bayonet lock.
In this embodiment, the connecting pipe 114 is provided with a snap 1141, and the front leg 2 is provided with a fixing hole 21 adapted to the snap.
In this embodiment, a shaft tube 9 is disposed between the rear wheels, and a brake device 91 is disposed on the shaft tube.
In this embodiment, the rear leg tube is provided with a locking plate, the locking plate is provided with a locking hole 41, and the front leg tube is provided with an inverted buckle column 22 matched with the locking hole.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be appreciated by persons skilled in the art that the above embodiments are not intended to limit the invention in any way, and that all technical solutions obtained by means of equivalent substitutions or equivalent transformations fall within the scope of the invention.
Claims (6)
1. A folding stroller frame comprising: the device comprises a joint component, a front foot pipe, a handle pipe, a rear foot pipe, a front wheel, a rear wheel and a control device, wherein the front foot pipe, the handle pipe and the rear foot pipe are arranged on the joint component; a locking gear is arranged between the static joint seat and the movable joint seat, and the locking gear controls the mutual rotation and locking between the static joint seat and the movable joint seat; the static joint seat is provided with a rear foot groove in a downward extending mode, the rear foot pipe is inserted into the rear foot groove, the static joint seat is provided with a static connecting piece in a forward extending mode, the inner side of the static connecting piece is rotationally connected with a connecting sleeve, the connecting sleeve is provided with a connecting pipe in a forward extending mode, and the connecting pipe is inserted into the front foot pipe; the movable joint seat extends obliquely backward and downward and is provided with a movable connecting sheet, the movable connecting sheet is rotationally connected with an embedded pipe, the connecting sleeve and the connecting pipe are hollow pipes matched with the embedded pipe, and the embedded pipe penetrates through the connecting sleeve and the connecting pipe and is movably inserted into the forefoot pipe; the movable joint seat extends obliquely upwards and backwards to form a handle groove, and the handle pipe is inserted into the handle groove.
2. A trolley frame as claimed in claim 1, wherein: the control device comprises an unlocking button arranged on a handle tube and a traction cable connected with the unlocking button, the traction cable penetrates through the handle tube, the movable joint seat and the return spring, the locking gear is positioned in the movable joint groove, a return spring is arranged between the locking gear and the bottom wall of the movable joint groove, under the action of the elastic force of the return spring, the two ends of the locking gear are respectively arranged in the movable joint groove and the movable joint groove, so that the stationary joint seat and the movable joint seat are prevented from rotating relatively, and the traction cable is connected with the locking gear.
3. A trolley frame as claimed in claim 1, wherein: the movable joint seat is provided with a basket groove for accommodating the basket clamping pin.
4. A trolley frame as claimed in claim 1, wherein: the connecting pipe is provided with a snap fastener, and the front foot pipe is provided with a fixing hole matched with the snap fastener.
5. The stroller frame of any one of claims 1-4, wherein: an axle tube is arranged between the rear wheels, and a brake device is arranged on the axle tube.
6. The stroller frame of any one of claims 1-4, wherein: the rear foot pipe is provided with a locking plate, the locking plate is provided with a locking hole, and the front foot pipe is provided with a back-off post matched with the locking hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811188913.5A CN109204426B (en) | 2018-10-12 | 2018-10-12 | Folding hand cart frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811188913.5A CN109204426B (en) | 2018-10-12 | 2018-10-12 | Folding hand cart frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109204426A CN109204426A (en) | 2019-01-15 |
| CN109204426B true CN109204426B (en) | 2023-12-01 |
Family
ID=64979551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811188913.5A Active CN109204426B (en) | 2018-10-12 | 2018-10-12 | Folding hand cart frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109204426B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113844524A (en) * | 2021-10-22 | 2021-12-28 | 湖北厚谷阳光儿童用品有限公司 | Link gear, folding leg and shallow |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202013102269U1 (en) * | 2013-05-24 | 2013-06-06 | Dongguan Master Kids Toy Co., Ltd. | With a hand collapsible stroller |
| CN203693078U (en) * | 2014-02-19 | 2014-07-09 | 广东乐美达集团有限公司 | Foldable baby carriage |
| CN204161427U (en) * | 2014-10-31 | 2015-02-18 | 广东乐美达集团有限公司 | A kind of lower interlock folding joint of the folding baby carrier that links |
| CN204432722U (en) * | 2015-01-28 | 2015-07-01 | 东莞硕仕儿童用品有限公司 | A kind of Quick folding perambulator |
| CN209051480U (en) * | 2018-10-12 | 2019-07-02 | 李跃国 | A kind of folding pushchair frame |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0818605D0 (en) * | 2008-10-10 | 2008-11-19 | Scs London Ltd | Apparatus and method |
-
2018
- 2018-10-12 CN CN201811188913.5A patent/CN109204426B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202013102269U1 (en) * | 2013-05-24 | 2013-06-06 | Dongguan Master Kids Toy Co., Ltd. | With a hand collapsible stroller |
| CN203693078U (en) * | 2014-02-19 | 2014-07-09 | 广东乐美达集团有限公司 | Foldable baby carriage |
| CN204161427U (en) * | 2014-10-31 | 2015-02-18 | 广东乐美达集团有限公司 | A kind of lower interlock folding joint of the folding baby carrier that links |
| CN204432722U (en) * | 2015-01-28 | 2015-07-01 | 东莞硕仕儿童用品有限公司 | A kind of Quick folding perambulator |
| CN209051480U (en) * | 2018-10-12 | 2019-07-02 | 李跃国 | A kind of folding pushchair frame |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109204426A (en) | 2019-01-15 |
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