CN211076029U - Frame locking mechanism of baby stroller - Google Patents
Frame locking mechanism of baby stroller Download PDFInfo
- Publication number
- CN211076029U CN211076029U CN201922325608.2U CN201922325608U CN211076029U CN 211076029 U CN211076029 U CN 211076029U CN 201922325608 U CN201922325608 U CN 201922325608U CN 211076029 U CN211076029 U CN 211076029U
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- push rod
- lower push
- gear
- assembly
- rear frame
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- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a child cart frame locking mechanism, which comprises a front frame component, a rear frame component, a lower push rod component, a folding handle, an unlocking pull ring, a first gear and a second gear, wherein the front frame component and the lower push rod component are respectively and rotatably arranged at the left side and the right side of the rear frame component, the second gear is installed between the front frame component and the rear frame component in a left-right moving manner, the second gear can lock the front frame component and the rear frame component together, the first gear is installed between the rear frame component and the lower push rod component in a left-right moving manner, the first gear can lock the rear frame component and the lower push rod component together, the unlocking pull ring is rotatably arranged in the lower push rod component, the unlocking pull ring can be arranged between the first gear and the lower push rod component in a left-right moving manner, the folding handle is installed on the lower push rod component in a, this children's shallow frame locking mechanical system can be in the same place three part locking, reduce cost, and the unblock is convenient.
Description
Technical Field
The utility model relates to a children's shallow frame locking mechanical system.
Background
At present, a plurality of foldable stroller frames are available, but the locking mechanisms used by the foldable stroller frames can only lock two parts together, when the number of the parts of the stroller frame is large, a plurality of locking mechanisms are required to complete locking, the cost is high, and the unlocking operation is complex.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a can be in the same place three part locking, reduce cost, the convenient children's shallow frame locking mechanical system of unblock.
The utility model provides a pair of children's shallow frame locking mechanical system, its characterized in that: the folding bicycle comprises a front frame assembly, a rear frame assembly, a lower push rod assembly, a folding handle, an unlocking pull ring, a first gear and a second gear, wherein the front frame assembly and the lower push rod assembly are respectively and rotatably arranged at the left side and the right side of the rear frame assembly, the second gear is arranged between the front frame assembly and the rear frame assembly in a left-right moving mode, the second gear can lock the front frame assembly and the rear frame assembly together, the first gear is arranged between the rear frame assembly and the lower push rod assembly in a left-right moving mode, the first gear can lock the rear frame assembly and the lower push rod assembly together, the unlocking pull ring is rotatably arranged in the lower push rod assembly, the unlocking pull ring can be arranged between the first gear and the lower push rod assembly in a left-right moving mode, the folding handle is arranged on the lower push rod, the folding handle is connected with the unlocking pull ring through an elastic steel wire rope.
Furthermore, the lower push rod assembly comprises a lower push rod pipe and a lower push rod connector, the lower push rod connector is fixedly connected to the lower end of the lower push rod pipe, the folding handle is vertically moved and installed at the upper end part of the lower push rod pipe, the unlocking pull ring is rotatably installed in the lower push rod connector, one end of the elastic steel wire rope is connected to the folding handle, and the other end of the elastic steel wire rope penetrates through the lower push rod pipe and is connected to the unlocking pull ring.
Furthermore, the inner edge of the lower push rod joint is provided with a lower push rod tooth groove meshed with the first gear, a positioning column is arranged in the middle of the inner part of the lower push rod joint, and the unlocking pull ring is rotatably sleeved on the positioning column.
Furthermore, the edge of unblock pull ring is equipped with the recess that supplies elasticity wire rope to wind and establish, be equipped with on the unblock pull ring fixedly elasticity wire rope's fixed orifices, the fixed orifices with the one end intercommunication of recess, even interval is equipped with the through hole that three inner wall is the inclined plane on the unblock pull ring, the inside even interval that the lower push rod connects is equipped with the lug that three outer wall is the inclined plane, the lug with through the inclined plane cooperation between the through hole.
Furthermore, the folding handle further comprises an upper push rod and a trolley knob component, wherein the upper push rod is arranged in the lower push rod pipe in a telescopic mode, the trolley knob component is connected with the upper push rod and controls the telescopic motion of the upper push rod, a limiting block is arranged on the upper push rod in a telescopic mode, and the limiting block is connected with the trolley knob component and can limit the motion of the folding handle.
Furthermore, the rear frame assembly comprises a rear frame rod and a rear frame joint, the rear frame joint is fixed at the upper end of the rear frame rod, and rear frame tooth grooves meshed with the second gear and the first gear are respectively formed in the inner parts of the left side and the right side of the rear frame joint.
Furthermore, the front frame assembly comprises a front frame rod and a front frame joint, the front frame joint is fixed at the upper end of the front frame rod, and a front frame tooth groove meshed with the second gear is formed in the inner part of the front frame joint.
Furthermore, two convex columns are symmetrically arranged on one side, facing the rear frame joint, of the second gear, and two through holes for the convex columns to penetrate through are symmetrically arranged on the rear frame joint.
Furthermore, a first pressure spring is arranged between the first gear and the rear frame joint, and a second pressure spring is arranged between the second gear and the front frame joint.
Further, the trolley knob component is connected with the limiting block through a connecting rope.
Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage: the locking mechanism of the frame of the children's cart can lock the front frame assembly, the rear frame assembly and the lower push rod assembly together through one locking mechanism, reduces the using amount of the locking mechanism, reduces the cost, can unlock simultaneously and is convenient to operate.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is an exploded view of the frame locking mechanism of the stroller of the present invention;
fig. 2 is a partial exploded view of the frame locking mechanism of the stroller of the present invention;
fig. 3 is a schematic structural view of the middle lower push rod joint of the present invention;
fig. 4 is a schematic structural view of the middle unlocking pull ring of the present invention;
fig. 5 is the utility model discloses well stopper and shallow knob subassembly's connection schematic diagram.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Example (b): a child cart frame locking mechanism comprises a front frame assembly 1, a rear frame assembly 2, a lower push rod assembly 3, a folding handle 6, an unlocking pull ring 7, a first gear 8 and a second gear 9, wherein the front frame assembly and the lower push rod assembly are respectively rotatably arranged on the left side and the right side of the rear frame assembly, the second gear is installed between the front frame assembly and the rear frame assembly in a left-right moving mode, the second gear can lock the front frame assembly and the rear frame assembly together, the first gear is installed between the rear frame assembly and the lower push rod assembly in a left-right moving mode, the first gear can lock the rear frame assembly and the lower push rod assembly together, the unlocking pull ring is rotatably installed in the lower push rod assembly in a left-right moving mode, the unlocking pull ring is arranged between the first gear and the lower push rod assembly in a left-right moving mode, the folding handle is installed on the lower push rod assembly, the folding handle is connected with the unlocking pull ring through an elastic steel wire rope 10.
The lower push rod assembly comprises a lower push rod pipe 31 and a lower push rod joint 32, the lower push rod joint is fixedly connected to the lower end of the lower push rod pipe, the folding handle is vertically moved and installed at the upper end part of the lower push rod pipe, the unlocking pull ring is rotatably installed in the lower push rod joint, one end of the elastic steel wire rope is connected to the folding handle, and the other end of the elastic steel wire rope penetrates through the lower push rod pipe and is connected to the unlocking pull ring.
The inner edge of the lower push rod joint is provided with a lower push rod tooth groove 33 meshed with the first gear, the middle of the inner part of the lower push rod joint is provided with a positioning column 34, and the unlocking pull ring is rotatably sleeved on the positioning column.
The edge of unblock pull ring is equipped with the recess 71 that supplies elasticity wire rope to wind and establish, be equipped with on the unblock pull ring fixedly elasticity wire rope's fixed orifices 72, the fixed orifices with the one end intercommunication of recess, even interval is equipped with the through hole 73 that three inner wall is the inclined plane on the unblock pull ring, the inside even interval that the push down rod connects is equipped with the lug 35 that three outer wall is the inclined plane, the lug with through the inclined plane cooperation between the through hole.
The folding handle is characterized by further comprising an upper push rod 4 and a trolley handle knob assembly 5, wherein the upper push rod is arranged in the lower push rod pipe in a telescopic mode, the trolley handle knob assembly is connected with the upper push rod and controls the telescopic motion of the upper push rod, a limiting block 41 is arranged on the upper push rod in a telescopic mode, and the limiting block is connected with the trolley handle knob assembly and can limit the motion of the folding handle.
The rear frame component comprises a rear frame rod 21 and a rear frame joint 22, the rear frame joint is fixed at the upper end of the rear frame rod, and rear frame tooth grooves 23 meshed with the second gear and the first gear are respectively arranged inside the left side and the right side of the rear frame joint.
The front frame component comprises a front frame rod 11 and a front frame joint 12, the front frame joint is fixed at the upper end of the front frame rod, and a front frame tooth groove 13 meshed with the second gear is formed in the inner part of the front frame joint.
And two convex columns 91 are symmetrically arranged on one side of the second gear, which faces the rear frame joint, and two through holes 24 for the convex columns to penetrate through are symmetrically arranged on the rear frame joint.
A first pressure spring 14 is arranged between the first gear and the rear frame joint, and a second pressure spring 25 is arranged between the second gear and the front frame joint.
The trolley handle knob component is connected with the limiting block through a connecting rope 26.
The locking state of the locking mechanism of the frame of the children's cart is as follows: the frame is the complete open mode, the push-up rod is the state of stretching out, the stopper is the state of stretching out and restricts folding handle rebound, elasticity wire rope is the unstressed state, the lug is located completely in running through the mouth, the projection is worn to establish in the through-hole, first pressure spring and second pressure spring all are the unstressed state, the right half part meshing of first gear this moment is in push down rod tooth's socket, the left half part meshing of first gear is in rear frame tooth's socket, push down the lever assembly and form the locking with the rear frame subassembly, the right half part meshing of second gear is in rear frame tooth's socket, the left half part meshing of second gear is in preceding frame tooth's socket, rear frame subassembly and preceding frame subassembly form the locking, thereby make these three parts of push down lever assembly, rear frame subassembly and preceding frame subassembly lock together.
The unlocking mode of the locking mechanism of the frame of the children's cart is as follows: the handle knob on the handle knob component of the trolley is held by hand, the limiting block is pulled through the connecting rope to be contracted into the upper push rod, so that the upper push rod and the folding handle are not limited in movement any more, the upper push rod is pushed downwards to be completely contracted into the lower push rod pipe, then the folding handle is pulled upwards, the elastic steel wire rope is pulled upwards through the folding handle, the elastic steel wire rope drives the unlocking pull ring to rotate in the lower push rod joint, the unlocking pull ring is pushed leftwards by the lug through the matching of the inclined plane between the lug and the through opening, the first gear is completely pushed leftwards by the unlocking pull ring to be pushed leftwards into the rear bracket joint, so that the lower push rod component and the rear frame component are unlocked, at the moment, the first spring is in a stressed state, the first gear pushes the convex column on the second gear leftwards while moving leftwards, so that the second gear moves leftwards and completely enters the front bracket joint, therefore, the rear frame assembly and the front frame assembly are unlocked, the three parts of the front frame assembly, the rear frame assembly and the lower push rod assembly are unlocked simultaneously, and the second spring is in a stressed state.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a children's shallow frame locking mechanical system which characterized in that: the folding bicycle comprises a front frame assembly, a rear frame assembly, a lower push rod assembly, a folding handle, an unlocking pull ring, a first gear and a second gear, wherein the front frame assembly and the lower push rod assembly are respectively and rotatably arranged at the left side and the right side of the rear frame assembly, the second gear is arranged between the front frame assembly and the rear frame assembly in a left-right moving mode, the second gear can lock the front frame assembly and the rear frame assembly together, the first gear is arranged between the rear frame assembly and the lower push rod assembly in a left-right moving mode, the first gear can lock the rear frame assembly and the lower push rod assembly together, the unlocking pull ring is rotatably arranged in the lower push rod assembly, the unlocking pull ring can be arranged between the first gear and the lower push rod assembly in a left-right moving mode, the folding handle is arranged on the lower push rod, the folding handle is connected with the unlocking pull ring through an elastic steel wire rope.
2. The stroller frame locking mechanism of claim 1, wherein: the lower push rod assembly comprises a lower push rod pipe and a lower push rod connector, the lower push rod connector is fixedly connected to the lower end of the lower push rod pipe, the folding handle is installed at the upper end portion of the lower push rod pipe in an up-and-down mode, the unlocking pull ring is installed in the lower push rod connector in a rotating mode, one end of the elastic steel wire rope is connected to the folding handle, and the other end of the elastic steel wire rope penetrates through the lower push rod pipe and is connected to the unlocking pull ring.
3. The stroller frame locking mechanism of claim 2, wherein: the inner edge of the lower push rod joint is provided with a lower push rod tooth groove meshed with the first gear, a positioning column is arranged in the middle of the inner part of the lower push rod joint, and the unlocking pull ring is rotatably sleeved on the positioning column.
4. A stroller frame locking mechanism according to claim 3, wherein: the edge of unblock pull ring is equipped with the recess that supplies elasticity wire rope to wind and establish, be equipped with on the unblock pull ring fixedly elasticity wire rope's fixed orifices, the fixed orifices with the one end intercommunication of recess, even interval is equipped with the through hole that three inner wall is the inclined plane on the unblock pull ring, the inside even interval that the lower push rod connects is equipped with the lug that three outer wall is the inclined plane, the lug with through the inclined plane cooperation between the through hole.
5. The stroller frame locking mechanism of claim 4, wherein: the folding handle is characterized by further comprising an upper push rod and a trolley knob assembly, wherein the upper push rod is arranged in the lower push rod pipe in a telescopic mode, the trolley knob assembly is connected with the upper push rod and controls the telescopic motion of the upper push rod, a limiting block is arranged on the upper push rod in a telescopic mode, and the limiting block is connected with the trolley knob assembly and can limit the motion of the folding handle.
6. The stroller frame locking mechanism of claim 5, wherein: the rear frame assembly comprises a rear frame rod and a rear frame joint, the rear frame joint is fixed at the upper end of the rear frame rod, and rear frame tooth grooves meshed with the second gear and the first gear are respectively formed in the inner parts of the left side and the right side of the rear frame joint.
7. The stroller frame locking mechanism of claim 6, wherein: the front frame assembly comprises a front frame rod and a front frame joint, the front frame joint is fixed at the upper end of the front frame rod, and a front frame tooth groove meshed with the second gear is formed in the inner part of the front frame joint.
8. The stroller frame locking mechanism of claim 7, wherein: and two convex columns are symmetrically arranged on one side of the second gear, which faces the rear frame joint, and two through holes for the convex columns to penetrate through are symmetrically arranged on the rear frame joint.
9. The stroller frame locking mechanism of claim 8, wherein: a first pressure spring is arranged between the first gear and the rear frame joint, and a second pressure spring is arranged between the second gear and the front frame joint.
10. The stroller frame locking mechanism of claim 9, wherein: the trolley handle knob component is connected with the limiting block through a connecting rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922325608.2U CN211076029U (en) | 2019-12-23 | 2019-12-23 | Frame locking mechanism of baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922325608.2U CN211076029U (en) | 2019-12-23 | 2019-12-23 | Frame locking mechanism of baby stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211076029U true CN211076029U (en) | 2020-07-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922325608.2U Active CN211076029U (en) | 2019-12-23 | 2019-12-23 | Frame locking mechanism of baby stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211076029U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477966A (en) * | 2020-12-12 | 2021-03-12 | 山东圣得宝儿童用品股份有限公司 | Quick foldable bassinet frame |
| CN114228817A (en) * | 2021-07-07 | 2022-03-25 | 苏州昂锐儿童用品有限公司 | Folding joint mechanism of stroller and stroller with folding joint mechanism |
| CN115257907A (en) * | 2022-06-07 | 2022-11-01 | 好孩子儿童用品有限公司 | Seat pocket subassembly and children's shallow |
-
2019
- 2019-12-23 CN CN201922325608.2U patent/CN211076029U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477966A (en) * | 2020-12-12 | 2021-03-12 | 山东圣得宝儿童用品股份有限公司 | Quick foldable bassinet frame |
| CN114228817A (en) * | 2021-07-07 | 2022-03-25 | 苏州昂锐儿童用品有限公司 | Folding joint mechanism of stroller and stroller with folding joint mechanism |
| CN114228817B (en) * | 2021-07-07 | 2024-04-16 | 苏州昂锐儿童用品有限公司 | Folding joint mechanism of shallow and have its perambulator |
| CN115257907A (en) * | 2022-06-07 | 2022-11-01 | 好孩子儿童用品有限公司 | Seat pocket subassembly and children's shallow |
| CN115257907B (en) * | 2022-06-07 | 2024-02-27 | 好孩子儿童用品有限公司 | Seat pocket assembly and child cart |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A locking mechanism for the frame of a child stroller Effective date of registration: 20230316 Granted publication date: 20200724 Pledgee: Bank of China Limited Xingtai Branch Pledgor: Hebei Chuangli Cycle Co.,Ltd. Registration number: Y2023980035238 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200724 Pledgee: Bank of China Limited Xingtai Branch Pledgor: Hebei Chuangli Cycle Co.,Ltd. Registration number: Y2023980035238 |