CN104057996B - Stroller brake gear - Google Patents
Stroller brake gear Download PDFInfo
- Publication number
- CN104057996B CN104057996B CN201410341656.XA CN201410341656A CN104057996B CN 104057996 B CN104057996 B CN 104057996B CN 201410341656 A CN201410341656 A CN 201410341656A CN 104057996 B CN104057996 B CN 104057996B
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- brake
- gear
- internal gear
- bracing frame
- face
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Abstract
The invention discloses a kind of stroller brake gear, including frame, handlebar, frame lower is provided with bracing frame, and bracing frame is connected with connecting shaft by bearing, and bracing frame top is connected with handlebar, connecting shaft both sides are provided with trailing wheel, bracing frame between described trailing wheel is provided with braking mechanism, and handlebar is provided with brake operation handle, and operation handle is connected with brake cable rear end, the front end of brake cable is connected with braking mechanism, and the trocar sheath of brake cable is connected with the brake cable support end being located at brake shell.The present invention is easy to operate, when braking mechanism actively brake when being in dead ship condition, it is to avoid slip car on the slope, and brake reliability is high, improves the safety of dolly.
Description
Technical field
The present invention relates to doll carriage technical field, mostly be pedal brake particularly to a kind of stroller.
Background technology
The stroller of prior art mostly is pedal brake, need during parking actively to step on brake gear, brake inconvenience, sometimes user is forgotten brake, is easily slipped car when stopping the most on the slope when stopping, poor stability, easily unsafe factor even accident occur, foot-operated brake mechanism the most of the prior art is smaller, inconvenient operation.
Summary of the invention
The purpose of the present invention is exactly for solving the problems referred to above that prior art exists, it is provided that a kind of stroller brake gear；The present invention is easy to operate, and brake reliability is high, when braking mechanism actively brake when being in dead ship condition, it is to avoid slip car on the slope.
The present invention solves the technical scheme of technical problem:
A kind of stroller brake gear, including frame, handlebar, frame lower is provided with bracing frame, and bracing frame is connected with connecting shaft by bearing, and bracing frame top is connected with handlebar, connecting shaft both sides are provided with trailing wheel, bracing frame between described trailing wheel is provided with braking mechanism, and handlebar is provided with brake operation handle, and operation handle is connected with brake cable rear end, the front end of brake cable is connected with braking mechanism, and the trocar sheath of brake cable is connected with the brake cable support end being located at brake shell.
nullDescribed braking mechanism includes the shell body that brakes，Brake shell body is connected with bracing frame，Described brake shell body is that axial one end is provided with opening、One end is the cylinder groove of Closed End，Described cylinder groove axis and trailing wheel dead in line，Described Closed End is provided with the first connecting hole with axis as line of symmetry、Second connecting hole，First connecting hole is provided with gear and fixes axle，Second connecting hole is provided with camshaft，Camshaft is connected with brake cable connecting rod rear end in the outside stretching out brake shell body end face，Brake cable connecting rod front end is connected with brake cable front end，The inner chamber of described cylinder groove is provided with external gear、First internal gear、Secondary annulus，The endoporus of described external gear is connected with connecting shaft，Described external gear and the first internal gear、Secondary annulus engages，Described first internal gear、Secondary annulus is connected with shell body，Described first internal gear、Secondary annulus is semicolumn loop configuration，The inner surface of described semicolumn loop configuration is provided with prominent inner cylinder face，Described inner cylinder face is provided with internal tooth，Described first internal gear、Secondary annulus is respectively equipped with the axial connecting hole of gear at the axial location near semicircle band of column side end face，The axial connecting hole of described gear is fixed axle with gear and is coordinated，Described first internal gear、The opposite side end face of secondary annulus coordinates with the cam face of camshaft，Described first internal gear、Secondary annulus is being provided with spring carrier arm near end face and end respectively，The spring carrier arm of the same side two ends with a spring respectively are connected，Described first internal gear、It is provided with radial clearance between external cylindrical surface and the brake shell body inner surface of secondary annulus.
The axial boss of described external gear is provided with threaded locating hole, and external gear is fixed with connecting shaft by hole, location and with the bolt that coordinates of hole, location.
Described second connecting hole is provided with bearing, camshaft and brearing bore interference fit.
Beneficial effects of the present invention:
1. the brake gear of the present invention is easy to operate, and brake reliability is high, safety is good, and utility cart operationally needs brake operation handle of holding with a firm grip；Releasing of brake operation handle, self-actuating brake when braking mechanism is in dead ship condition, it is to avoid slip car on the slope.When the brake grasped on handlebar, firmly go-cart, brake cable drives cam axle, camshaft against the force of the spring, first internal gear, secondary annulus are fixed axle around same gear respectively and are swung predetermined angular, first internal gear, secondary annulus open in radial clearance, the internal gear being meshed disengages with external gear, and dolly just can move；When releasing of brake, under recoil of spring power effect, camshaft returns to normal position, first internal gear, secondary annulus recover to engage with external gear respectively, utility cart be in on-position, stop mobile, it is achieved the active brake function of stroller, the high safety of stroller.
2. the axial boss of external gear is provided with threaded locating hole, and external gear is fixed with connecting shaft by hole, location and with the bolt that coordinates of hole, location, and external gear and connecting shaft are fixed reliably, easy accessibility,
3. it is provided with bearing, camshaft and brearing bore interference fit in the second connecting hole, installs fixing reliable, rotate flexible, rapid operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is braking mechanism of the present invention and connection diagram；
Fig. 3 is braking mechanism connection diagram.
Detailed description of the invention
In order to be more fully understood that the present invention, explain in detail embodiments of the present invention below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of stroller brake gear, including frame 24, handlebar 13, frame lower is provided with bracing frame 16, bracing frame 16 is connected with connecting shaft 7 by bearing, bracing frame 16 top is connected with handlebar 13, connecting shaft 7 both sides are provided with trailing wheel 12, bracing frame between described trailing wheel is provided with braking mechanism, handlebar 13 is provided with brake operation handle 11, operation handle 11 is connected with brake cable 10 rear end, and the front end of brake cable 10 is connected with braking mechanism, and the trocar sheath of brake cable 10 is connected with the brake cable support end 3 being located at brake shell；Described braking mechanism includes the shell body 1 that brakes, brake shell body 1 is connected with bracing frame 16, described brake shell body 1 is that axial one end is provided with opening, one end is the cylinder groove of Closed End, described cylinder groove axis and trailing wheel dead in line, described Closed End is provided with first connecting hole the 25, second connecting hole 26 with axis as line of symmetry, and the first connecting hole is provided with gear and fixes axle 6, and the second connecting hole is provided with camshaft 9, described second connecting hole is provided with bearing, camshaft and brearing bore interference fit.Camshaft 9 is connected with brake cable connecting rod 2 rear end in the outside stretching out brake shell body end face, brake cable connecting rod 2 front end is connected with brake cable 10 front end, the inner chamber 17 of described cylinder groove is provided with external gear the 18, first internal gear 19, secondary annulus 20, the endoporus of described external gear 18 is connected with connecting shaft 7, the axial boss of described external gear 18 is provided with threaded locating hole, and external gear 18 is fixed with connecting shaft by hole, location and with the bolt 15 that coordinates of hole, location；nullDescribed external gear 18 and the first internal gear 19、Secondary annulus 20 engages，Described first internal gear 19、Secondary annulus 20 is connected with shell body 1，Described first internal gear 19、Secondary annulus 20 is semicolumn loop configuration，Described semicolumn loop configuration is provided with prominent inner cylinder face 21 at the inner surface of the semicircle band of column，Described inner cylinder face is provided with internal tooth，Described first internal gear、Secondary annulus is respectively equipped with the axial connecting hole of gear at the axial location near semicircle band of column side end face 28，The axial connecting hole of described gear is fixed axle 6 and is coordinated with gear，Described first internal gear 19、Secondary annulus 20 is by the axial connecting hole of gear、Gear is fixed axle 6 and is connected with brake shell body 1，Described first internal gear 19、The opposite side end face 27 of secondary annulus 20 coordinates with the cam face of camshaft 9，Described first internal gear 19、Secondary annulus 20 is being provided with spring carrier arm 22 respectively at end face 28 and end face 27，The spring carrier arm 22 of the same side two ends with a spring 5 respectively are connected，Described first internal gear、It is provided with radial clearance 23 between external cylindrical surface and the brake shell body inner surface of secondary annulus，When the brake grasped on handlebar、Firmly during go-cart，Brake cable 10 drives camshaft 9 to rotate，Camshaft 9 against the force of the spring，First internal gear 19、Secondary annulus 20 is fixed axle around same gear respectively and is swung predetermined angular，The internal gear being meshed disengages with external gear，Dolly just can move；When releasing of brake, under spring 5 resilience force effect, camshaft 9 returns to normal position, first internal gear 19, secondary annulus 20 recover to engage with external gear 18 respectively, utility cart is in on-position, stops moving, realize the active brake function of stroller, improve the safety of stroller.
Although the detailed description of the invention of invention is described by the above-mentioned accompanying drawing that combines; but not limiting the scope of the invention; on the basis of technical scheme, those skilled in the art need not to pay various amendments or deformation that creative work can make still within protection scope of the present invention.
Claims (3)
1. a stroller brake gear, including frame, handlebar, described frame lower is provided with bracing frame,
Bracing frame is connected with connecting shaft, and bracing frame top is connected with handlebar, and connecting shaft both sides are provided with trailing wheel, described after
Bracing frame between wheel is provided with braking mechanism, and handlebar is provided with brake operation handle, operation handle and brake cable
Rear end connect, the front end of brake cable is connected with braking mechanism, the trocar sheath of brake cable be located at brake shell
Brake cable support end connect, it is characterized in that, described braking mechanism include brake shell body, brake shell body with
Bracing frame connects, and described brake shell body is that axial one end is provided with opening, one end is the cylinder groove of Closed End,
Described cylinder groove axis and trailing wheel dead in line, described Closed End is provided with axis as line of symmetry first
Connecting hole, the second connecting hole, the first connecting hole is provided with gear and fixes axle, and the second connecting hole is provided with camshaft,
Camshaft is connected with brake cable connecting rod rear end in the outside stretching out brake shell body end face, brake cable connecting rod
Front end is connected with brake cable front end, the inner chamber of described cylinder groove is provided with external gear, the first internal gear, second
Internal gear, the endoporus of described external gear is connected with connecting shaft, described external gear and the first internal gear, in second
Gear engages, and described first internal gear, secondary annulus be connected with shell body, described first internal gear, the
Two internal gears are semicolumn loop configuration, and the inner surface of described semicolumn loop configuration is provided with prominent interior cylinder
Face, described inner cylinder face is provided with internal tooth, and described first internal gear, secondary annulus are near the semicircle band of column one
The axial location of side end face is respectively equipped with the axial connecting hole of gear, and the axial connecting hole of described gear is fixed with gear
Axle coordinates, and described first internal gear, the opposite side end face of secondary annulus coordinate with the cam face of camshaft,
Described first internal gear, secondary annulus are being provided with spring carrier arm, the same side near end face and end respectively
Spring carrier arm two ends with a spring respectively be connected, described first internal gear, the cylindrical of secondary annulus
It is provided with radial clearance between cylinder and brake shell body inner surface.
2. stroller brake gear as claimed in claim 1, is characterized in that, the axle of described external gear
Being provided with threaded locating hole to boss, external gear is by positioning hole and the bolt coordinated with hole, location and connecting shaft
Fixing.
3. stroller brake gear as claimed in claim 1, is characterized in that, described second connecting hole
It is provided with bearing, camshaft and brearing bore interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410341656.XA CN104057996B (en) | 2014-07-18 | 2014-07-18 | Stroller brake gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410341656.XA CN104057996B (en) | 2014-07-18 | 2014-07-18 | Stroller brake gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104057996A CN104057996A (en) | 2014-09-24 |
| CN104057996B true CN104057996B (en) | 2016-08-24 |
Family
ID=51546004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410341656.XA Expired - Fee Related CN104057996B (en) | 2014-07-18 | 2014-07-18 | Stroller brake gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104057996B (en) |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758847B (en) * | 2010-02-05 | 2012-07-18 | 好孩子儿童用品有限公司 | Baby stroller |
| CN201769863U (en) * | 2010-08-23 | 2011-03-23 | 好孩子儿童用品有限公司 | Baby carrier |
| CN201951536U (en) * | 2010-12-21 | 2011-08-31 | 好孩子儿童用品有限公司 | Baby trolley |
| CN202038336U (en) * | 2011-04-27 | 2011-11-16 | 好孩子儿童用品有限公司 | Baby stroller |
| CN202152059U (en) * | 2011-05-03 | 2012-02-29 | 好孩子儿童用品有限公司 | Baby stroller |
| US8616573B1 (en) * | 2011-08-13 | 2013-12-31 | Cias, Inc. | Manual wheelchair travels straight on sloped sidewalk surfaces |
| CN202272032U (en) * | 2011-09-20 | 2012-06-13 | 好孩子儿童用品有限公司 | Baby stroller |
| CN202449041U (en) * | 2011-12-28 | 2012-09-26 | 好孩子儿童用品有限公司 | Baby stroller |
| CN103072615B (en) * | 2012-02-16 | 2015-08-19 | 中山市隆成日用制品有限公司 | Perambulator induction type brake system |
| CN202716916U (en) * | 2012-07-26 | 2013-02-06 | 慈溪市埃立娇车业有限公司 | Novel wheel brake structure |
| US20140196991A1 (en) * | 2013-01-11 | 2014-07-17 | Gregory Fite | Brake Device for Infant Stroller |
| CN103287475B (en) * | 2013-05-23 | 2015-06-10 | 中山市隆成日用制品有限公司 | Stroller frame with function of automatically locking and releasing rear wheels by body sensing |
| CN204077756U (en) * | 2014-07-18 | 2015-01-07 | 李辉 | Stroller brake gear |
-
2014
- 2014-07-18 CN CN201410341656.XA patent/CN104057996B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104057996A (en) | 2014-09-24 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20160712 Address after: Ji'nan high tech Industrial Development Zone Road of excellence Licheng District 250000 in Shandong province Ji'nan City No. 2 Applicant after: Shandong Yingcai College Address before: 250104, No. 2, excellence Road, hi tech Zone, Shandong, Ji'nan Applicant before: Li Hui |
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Granted publication date: 20160824 Termination date: 20170718 |
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| CF01 | Termination of patent right due to non-payment of annual fee |