CN110641544A - Combined child stroller with self-locking mechanism - Google Patents
Combined child stroller with self-locking mechanism Download PDFInfo
- Publication number
- CN110641544A CN110641544A CN201910892804.XA CN201910892804A CN110641544A CN 110641544 A CN110641544 A CN 110641544A CN 201910892804 A CN201910892804 A CN 201910892804A CN 110641544 A CN110641544 A CN 110641544A
- Authority
- CN
- China
- Prior art keywords
- self
- locking mechanism
- push rod
- oil cylinder
- frame
- 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.)
- Pending
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Classifications
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- 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
- B62B7/12—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor convertible, e.g. into children's furniture or toy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/08—Braking mechanisms; Locking devices against movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/08—Braking mechanisms; Locking devices against movement
- B62B9/087—Braking mechanisms; Locking devices against movement by locking in a braking position
Abstract
The invention discloses a combined children's barrow with self-locking mechanism, comprising: the device comprises a chassis, a rear wheel set, a self-locking mechanism, a push rod, a frame and a front wheel set; the self-locking mechanism comprises: brake disc, activity dish, link mechanism, pivot, telescopic link, brake disc and pivot fixed connection, pivot respectively with the axle center fixed connection of two rear wheel groups, the relative brake disc of activity dish is located its one side, telescopic link one end is passed through the boosting mechanism and is connected with the bottom rotation of push rod. The invention adopts the mechanical self-locking mechanism, automatically unlocks when pushing the cart, and automatically locks when parking, thereby solving the problem of cart sliding, needing no electric control system and being beneficial to being used on the common children cart; the stroller adopts a combined structure, the frame and the push rod can be detached, when the age of the child is increased without using the stroller, the frame and the like can be detached, the push rod can move forwards to be used as a handle, and the stroller can be used as a scooter, so that the using requirements of children at different ages can be met.
Description
Technical Field
The invention relates to a child product, in particular to a combined child stroller with a self-locking mechanism.
Background
The child stroller is a necessary tool for children to go out, and is already used by the majority of users. At present, users pay more and more attention to the characteristics of small volume, lightness, foldability and the like of the stroller besides the basic requirements of pursuing the stability and the safety of the stroller.
The existing stroller is in a form of hand pushing, the existing stroller does not have a self-locking function, namely the stroller can be automatically locked after parents loose hands, so that the stroller is frequently subjected to a sliding accident caused by negligence of the parents, and the injury is caused to infants. Adopt the electric drive structure to lock the wheel dead on the shallow of part electrodynamic type, be 201820347520.3's an intelligent electronic baby's shallow like application number, utilize the brake equipment who sets up in the rear wheel group, the strength feedback helping hand detector that combines to set up on the handle, break away from the back when the staff, brake equipment brakes the rear wheel group through controller control, reach the effect of auto-lock car, but above-mentioned mode can only be based on the usage of electrodynamic type shallow, can only realize based on power and electrical system, can't promote on ordinary handcart. In addition, the practical applicable age of the cart is 3-36 months, and the cart gradually loses use value along with the increase of the age, so that the cart has no significance on the defecation of children with older age, and waste is caused.
Disclosure of Invention
The invention aims to provide a combined stroller with a self-locking mechanism, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a modular stroller having a self-locking mechanism, comprising: the self-locking mechanism comprises a chassis, rear wheel sets, a self-locking mechanism, a push rod, a frame and front wheel sets, wherein the rear wheel sets are arranged on two sides of the chassis, the frame is detachably connected with the chassis, and the push rod is rotatably arranged at the tail end of the frame;
the self-locking mechanism comprises: the brake disc is fixedly connected with the rotating shaft, the rotating shaft is fixedly connected with the axes of the two rear wheel sets respectively, the movable disc is positioned on one side of the rotating shaft relative to the brake disc and can be movably sleeved on the rotating shaft, two ends of the connecting rod mechanism are hinged with the movable disc and the telescopic rod respectively, and the other end of the telescopic rod is rotatably connected with the bottom end of the push rod through a force-increasing mechanism;
the bottom of the push rod and the hinged point of the push rod and the frame are both arranged to be first detachable structures, the front wheel set is connected with the frame through a second detachable structure, the top end of a longitudinal rotating shaft of the front wheel set is arranged to be a connector which can be connected with the push rod, and a pedal is fixedly installed on the chassis.
As a further scheme of the invention: the rotating shaft is sleeved with a light spring.
As a further scheme of the invention: the force increasing mechanism comprises a large oil cylinder and a small oil cylinder, the diameter of the large oil cylinder is larger than that of the small oil cylinder, rod-free ends of the large oil cylinder and the small oil cylinder are communicated with each other, a piston rod of the large oil cylinder is connected with the telescopic rod, and a piston rod of the small oil cylinder is hinged to the bottom end of the push rod.
As a further scheme of the invention: the first detachable structure is a bolt type connecting structure.
As a further scheme of the invention: the second detachable structure is a threaded connection structure.
As a further scheme of the invention: the front wheel set is a double-wheel universal wheel set and is arranged on the chassis.
As a further scheme of the invention: and a ceramic layer is arranged on the surface of the brake disc opposite to the movable disc.
Compared with the prior art, the invention has the beneficial effects that: the invention adopts the mechanical self-locking mechanism, automatically unlocks when pushing the cart, and automatically locks when parking, thereby solving the problem of cart sliding, needing no electric control system and being beneficial to being used on the common children cart; the stroller adopts a combined structure, the frame and the push rod can be detached, when the age of the child is increased without using the stroller, the frame and the like can be detached, the push rod can move forwards to be used as a handle, and the stroller can be used as a scooter, so that the using requirements of children at different ages can be met.
Drawings
Fig. 1 is a schematic structural view of the present invention in a state of use as a cart.
Fig. 2 is a structural schematic diagram of the chassis of the present invention.
FIG. 3 is a schematic view of the scooter of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, an assembled stroller with a self-locking mechanism includes: the bicycle comprises a chassis 1, a rear wheel set 2, a self-locking mechanism 3, a push rod 4, a frame 5 and a front wheel set 6, wherein the rear wheel set 2 is arranged on two sides of the chassis 1, the frame 5 is detachably connected with the chassis 1 in a screw mode, and the push rod 4 is rotatably arranged at the tail end of the frame 5;
the self-locking mechanism 3 includes: the brake disc 31 is fixedly connected with the rotating shaft 34, the rotating shaft 34 is respectively fixedly connected with the axle centers of the two rear wheel sets 2, the movable disc 32 is positioned at one side of the brake disc 31 and can be movably sleeved on the rotating shaft 34, two ends of the connecting rod mechanism 33 are respectively hinged with the movable disc 32 and the telescopic rod 36, the other end of the telescopic rod 36 can be directly and rotatably connected with the bottom end of the push rod 4, or the telescopic rod 36 is connected with a force-increasing mechanism which is rotatably connected with the bottom end of the push rod 4, the top end of the push rod 4 is provided with a handle for pushing a cart, when the handle is pushed, the push rod 4 rotates around a hinged point with the frame 5 to pull the telescopic rod 36 to move, the movable disc 32 is pulled by the connecting rod mechanism 33 to move along the rotating shaft 34 to a direction far away from the brake disc 31, so that the movable disc 32 is separated from the brake disc 31 to release the locking of the wheel, the cart can be pushed to move, after the cart is stopped, the hand is separated from the push rod 4, the movable disc 32 is returned to the original position by the light spring 39 sleeved on the rotating shaft 34, the movable disc 32 is contacted with the brake disc 31, the rear wheel is locked by the friction of the ceramic layers on the surfaces of the movable disc 32 and the brake disc 31, and the cart cannot move. The force increasing mechanism is used for increasing the force output by the telescopic rod 36, and can be realized through two oil cylinders with different diameters, wherein the force increasing mechanism comprises a large oil cylinder 37 and a small oil cylinder 38, the diameter of the large oil cylinder 37 is larger than that of the small oil cylinder 38, rodless ends of the large oil cylinder 37 and the small oil cylinder 38 are communicated with each other, a piston rod of the large oil cylinder 37 is connected with the telescopic rod 36, a piston rod of the small oil cylinder 38 is hinged with the bottom end of the push rod 4, the push rod 4 acts on the small oil cylinder 38, and the rodless ends have the same hydraulic pressure due to the small oil cylinder 38, so that the larger force is output from the large oil cylinder 37 end.
The bottom of the push rod 4 and the hinged point of the push rod 4 and the frame 5 are both arranged as a first detachable structure 41, the first detachable structure 41 can adopt a bolt connection mode, the push rod 4 can be separated from the bottom and the frame 5 by dismounting the bolt, the push rod 4 can be independently removed, the front wheel group 6 is a universal wheel group combined by two wheels, is arranged on the chassis 1 and is connected with the frame 5 by a second detachable structure 62, the second detachable structure 62 can be a threaded connection structure, the top end of the longitudinal rotating shaft of the front wheel group 6 is arranged as a connector 61 which can be connected with the push rod 4, the connector 61 is similar to the first detachable structure 41, the removed push rod 4 can be arranged on the connector 61, thus the push rod 4 is used as a tap handle for controlling the steering of the front wheel group 6, in addition, the pedal 7 is fixedly arranged on the chassis 1, thus, the frame 5 is dismounted, the push rod 4 is moved to the front wheel, the use of children of different age groups is satisfied.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A modular stroller having a self-locking mechanism, comprising: the bicycle comprises a chassis (1), a rear wheel set (2), a self-locking mechanism (3), a push rod (4), a frame (5) and a front wheel set (6), wherein the rear wheel set (2) is arranged on two sides of the chassis (1), the frame (5) is detachably connected with the chassis (1), and the push rod (4) is rotatably arranged at the tail end of the frame (5); the method is characterized in that: the self-locking mechanism (3) comprises: the brake disc (31) is fixedly connected with the rotating shaft (34), the rotating shaft (34) is fixedly connected with the axes of the two rear wheel sets (2) respectively, the movable disc (32) is positioned on one side of the brake disc (31) relative to the brake disc and can be movably sleeved on the rotating shaft (34), two ends of the connecting rod mechanism (33) are hinged with the movable disc (32) and the telescopic rod (36) respectively, and the other end of the telescopic rod (36) is rotatably connected with the bottom end of the push rod (4) through a force increasing mechanism; push rod (4) bottom and with the articulated punishment department of frame (5) all set up to first detachable construction (41), preceding wheelset (6) are connected with frame (5) through second detachable construction (62), and the vertical pivot top of preceding wheelset (6) sets up to connector (61) that can be connected with push rod (4), fixed mounting footboard (7) on chassis (1).
2. The modular stroller of claim 1, further comprising a self-locking mechanism, wherein: the rotating shaft (34) is sleeved with a light spring (39).
3. The modular stroller of claim 1, further comprising a self-locking mechanism, wherein: the force-increasing mechanism comprises a large oil cylinder (37) and a small oil cylinder (38), the diameter of the large oil cylinder (37) is larger than that of the small oil cylinder (38), the rod-free ends of the large oil cylinder (37) and the small oil cylinder (38) are communicated with each other, a piston rod of the large oil cylinder (37) is connected with a telescopic rod (36), and a piston rod of the small oil cylinder (38) is hinged to the bottom end of a push rod (4).
4. The modular stroller of claim 1, further comprising a self-locking mechanism, wherein: the first detachable structure (41) is a bolt type connecting structure.
5. The modular stroller of claim 4, wherein: the second detachable structure (62) is a threaded connection structure.
6. The modular stroller of claim 1, further comprising a self-locking mechanism, wherein: the front wheel set (6) is a double-wheel universal wheel set and is arranged on the chassis (1).
7. The modular stroller of claim 1, further comprising a self-locking mechanism, wherein: the ceramic layer is arranged on the surface of the brake disc (31) opposite to the movable disc (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910892804.XA CN110641544A (en) | 2019-09-27 | 2019-09-27 | Combined child stroller with self-locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910892804.XA CN110641544A (en) | 2019-09-27 | 2019-09-27 | Combined child stroller with self-locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110641544A true CN110641544A (en) | 2020-01-03 |
Family
ID=68992246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910892804.XA Pending CN110641544A (en) | 2019-09-27 | 2019-09-27 | Combined child stroller with self-locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110641544A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114379960A (en) * | 2022-01-14 | 2022-04-22 | 宜兴艾科森生态环卫设备有限公司 | Toilet with automatic bag sealing and dumping functions for alpine regions |
-
2019
- 2019-09-27 CN CN201910892804.XA patent/CN110641544A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114379960A (en) * | 2022-01-14 | 2022-04-22 | 宜兴艾科森生态环卫设备有限公司 | Toilet with automatic bag sealing and dumping functions for alpine regions |
| CN114379960B (en) * | 2022-01-14 | 2024-04-02 | 宜兴艾科森生态环卫设备有限公司 | Toilet with automatic bag sealing and dumping functions for alpine region |
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