CN101823498B - Front-wheel drive rocking-type bassinet - Google Patents
Front-wheel drive rocking-type bassinet Download PDFInfo
- Publication number
- CN101823498B CN101823498B CN2010101471070A CN201010147107A CN101823498B CN 101823498 B CN101823498 B CN 101823498B CN 2010101471070 A CN2010101471070 A CN 2010101471070A CN 201010147107 A CN201010147107 A CN 201010147107A CN 101823498 B CN101823498 B CN 101823498B
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- spring
- rocking
- belt wheel
- chain belt
- supporting body
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Abstract
The invention relates to a front-wheel drive rocking-type bassinet comprising a chassis, a supporting body, a pushing lever, rear wheels and front wheels, wherein the supports of universal wheels are respectively arranged on two sides of the rear part of the chassis; the steering rear wheels are mounted on the supports of universal wheels; a front axle is arranged at the front part of the chassis; the front wheels are fastened to the front axle; the front axle is further provided with a driving chain belt wheel; a crank throw type crankshaft is rotationally mounted at the rear part of the chassis, and crank throws with the same eccentric angle and eccentricity are arranged at two ends of the crank throw type crankshaft; a driven chain belt wheel is arranged on the crank throw type crankshaft, and the driven chain belt wheel driven by the driving chain belt wheel and the driving chain belt wheel are located on the same plane; rocking holes are respectively formed on two sides of the rear part of the supporting body, and the rocking holes on the two sides are in running fit with the crank throws at two ends of the crank throw type crankshaft; and rocking mechanisms are arranged at the upper part of the front part of the chassis and the lower part of the front part of the supporting body. Accordingly, the supporting body can be driven by the front wheels to carry out the rocking-type movement when the rocking-type bassinet travels.
Description
Technical field
The invention belongs to the perambulator technical field, particularly a kind of rocking-type bassinet of f-w-d.
Background technology
The applicant has developed the dynamic baby carrier that many moneys can strengthen landing enjoyment, and declares patent to State Intellectual Property Office and also accepted.But the dynamic baby carrier of before developing, its supporting body action is all by back-wheel drive, and existing applicant has proposed a kind of rocking-type bassinet by f-w-d.
Summary of the invention
The invention discloses a kind of rocking-type bassinet of f-w-d, during this rocking-type bassinet walking, its supporting body can be moved by f-w-d.
For achieving the above object, the present invention takes following technical scheme: the rocking-type bassinet of f-w-d, comprise under-carriage, supporting body, handle, trailing wheel and front-wheel, and both sides, under-carriage rear portion respectively are provided with caster bracket, install on the caster bracket and turn to trailing wheel; The front portion of under-carriage is provided with front axle, and the fastening front-wheel of front axle, front axle also are provided with a driving chain belt wheel; A crank shaft is installed on under-carriage posterior rotation formula ground, and the crank shaft two ends are crank throw, and the eccentric angle of two crank throws is identical, eccentric throw equates; Establish a driven chain belt wheel on the crank shaft, driven chain belt wheel and driving chain belt wheel are in same plane, and the driving chain belt wheel drives the driven chain belt wheel and rotates; Two bottom sides is respectively offered and is rocked the hole behind the supporting body, both sides rock the hole each with the crank throw normal-running fit at crank shaft two ends; Under-carriage front upper and supporting body lower front are established wabble mechanism.
Preferably, the driving chain belt wheel is a drive sprocket, and the driven chain belt wheel is a driven sprocket, and the diameter of driven sprocket is greater than drive sprocket, and drive sprocket and driven sprocket are through the chain interlock.
Preferably, the driving chain belt wheel is a drive pulley, and the driven chain belt wheel is a driven pulley, and the diameter of driven pulley is greater than drive pulley, and drive pulley and driven pulley are through the belt interlock.
Preferably, wabble mechanism is the rocker-type wabble mechanism, comprise the last rocking bar core that is fixed in the preceding bottom of supporting body, open in anterior following hole and the rocking bar of waving of under-carriage, rocking bar up and down two ends respectively normal-running fit in last rocking bar core, wave the hole down.
Preferably, wabble mechanism is portable wabble mechanism, comprises the shifting bar that is fixed in the preceding bottom of supporting body, the sliding chute seat that is fixed in the under-carriage front portion, and the lower end of shifting bar places in the sliding chute seat through bearing pin movably; Perhaps, described portable wabble mechanism comprises the sliding chute seat that is fixed in the preceding bottom of supporting body, the shifting bar that is fixed in the under-carriage front portion, and the upper end of shifting bar places in the sliding chute seat through bearing pin movably.
Preferably, be provided with power-transfer clutch between front axle and driving chain belt wheel; Or between crank shaft and driven chain belt wheel, be provided with power-transfer clutch.
Preferably, power-transfer clutch comprises pedestal, clutch inner ring, latch, spring, spring collar, clutch inner ring internal diameter and front axle rigid fit, and normal-running fit driving chain belt wheel and pedestal outside the clutch inner ring, pedestal and driving chain belt wheel medial surface fix; The pedestal lateral surface is located by spring collar; Form at least one pin hole on the clutch inner ring, insert latch on the pedestal, latch outer casing spring, spring force make latch stretch into pin hole.Perhaps, clutch inner ring internal diameter and crank shaft rigid fit, normal-running fit driven chain belt wheel and pedestal outside the clutch inner ring, pedestal and driven chain belt wheel medial surface fix; The pedestal lateral surface is located by spring collar; Form at least one pin hole on the clutch inner ring, insert latch on the pedestal, latch outer casing spring, spring force make latch stretch into pin hole.
Preferably, be provided with the spring installation of scalable elastic force between supporting body and under-carriage.
Preferably; Spring installation comprises upper spring seat, lower spring cup, V-arrangement spring; Upper spring seat is installed on the supporting body bottom; Lower spring cup is installed on under-carriage, and lower spring cup vertically forms several differing heights, bevelled slot, and assign in the slot of upper spring seat, lower spring cup respectively rotationally at the two ends of said V-arrangement spring.
Preferably, spring installation comprises guide rod seat, leader casing, guide rod, coil spring, setting nut, and the guide rod seat is installed on the supporting body bottom; Leader casing is installed on under-carriage, is installed on the guide rod seat upper end oscillating type of guide rod, and the top of guide rod is provided with screw thread and screws in setting nut; Guide rod overcoat coil spring; Helical spring upper end peaks at setting nut, and helical spring bottom peaks on the leader casing, and insert in the leader casing lower end of guide rod.
Perambulator of the present invention has two kinds of walking states; The one, its supporting body is made heave and set, rocked back and forth by f-w-d dynamic slick and sly motion; And under this state; The user can adjust the fluctuating elasticity of supporting body through the elastic force of regulating spring device, to adapt to different weight landing person's comfort level demand; The 2nd, through conversion, its supporting body can not move yet, but the walking of the parallel-moving type of conventional stroller.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention one.
Fig. 2 is the plan structure figure after embodiment one removes supporting body.
Fig. 3 is the local structure enlarged drawing of embodiment one.
Fig. 4 is the structural representation of the embodiment of the invention two.
Fig. 5 is the local structure figure of the embodiment of the invention three.
Fig. 6 is the local structure figure of the embodiment of the invention four.
Fig. 7 is the local structure enlarged drawing of the embodiment of the invention five.
In the diagram: 1, front-wheel, 2, supporting body, 3, handle, 4, under-carriage, 5, caster bracket, 6, shifting bar, 7, sliding chute seat; 8, front axle, 9, stirrup, 10, crank throw, 11, rock the hole, 12, coil spring, 13, trailing wheel, 14, crank shaft; 15, bearing pin, 16, setting nut, 17, the crank shaft axle bed, 18, go up rocking bar core, 19, bearing pin, 20, rocking bar; 21, bearing pin, 22, wave the hole, 25, chain, 26, drive sprocket, 28, driven sprocket, 29, the guide rod seat; 30, leader casing, 31, guide rod, 32, upper spring seat, 33, the V-arrangement spring, 34, lower spring cup, 50, pedestal; 51, clutch inner ring, 52, latch, 53, spring, 54, the latch handle, 55, spring collar, 56, breach.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is elaborated.
Embodiment one: shown in Fig. 1-3, the rocking-type bassinet of f-w-d comprises under-carriage 4, supporting body 2, handle 3, trailing wheel 13 and front-wheel 1, and handle 3 is captiveed joint with under-carriage 4 rear portions, also connects stirrup 9 between the two, to strengthen the intensity of perambulator.
Both sides, under-carriage 4 rear portion respectively are provided with caster bracket 5, two caster brackets 5 and are symmetrical set, and caster bracket 5 is installed and turned to trailing wheel 13.The front portion of under-carriage 4 is provided with front axle 8,4 normal-running fiies of front axle 8 and under-carriage; Front axle 8 cross front-wheel 1 the axle center and with front-wheel 1 rigid fit.
The back two bottom sides of supporting body 2 respectively has one and rocks hole 11, both sides to rock hole 11 symmetrical.The latter half of crank shaft 14 of establishing of under-carriage 4 is matched with on the left and right crank throw axle bed 17 each rotary type of two ends of crank shaft 14, and crank throw axle bed 17 is fixedly linked with under-carriage 4.The eccentric angle of each a fastening crank throw 10, two crank throw 10 of crank shaft 14 both ends is identical, eccentric throw equates; Crank throw 10 with rock hole 11 through bearing pin 21 normal-running fiies; Crank shaft 14 cross driven sprocket 28 the axle center and with driven sprocket 28 rigid fits.
Fastening clutch inner ring 51 internal diameters of front axle 8 external diameters; Clutch inner ring 51 overcoats and normal-running fit drive sprocket 26 and pedestal 50; One side of pedestal 50 1 sides and drive sprocket 26 fixes, and pedestal 50 lateral surfaces are by spring collar 55 location, and spring collar 55 is fixed on the clutch inner ring 51.Referring to Fig. 3, clutch inner ring 51 radially forms four pin holes 511.Pedestal 50 inserts latch 52, latch 52 outer casing springs 53, and spring 53 two ends peak at the inner of pedestal 50 and latch 52 respectively.The external end head of latch 52 is a latch handle 54, and latch handle 54 inner end surfaces form strip shape, and the pin hole outer end of pedestal 50 has a breach 56, and the inner end surface of the shape of breach 56 and latch handle 54 is suitable.When the breach of the strip shape portion of the inner end surface of latch handle 54 and pin hole outer end 56 was corresponding, the elastic force of spring 53 made latch 52 stretch into the pin hole 511 of clutch inner ring 51, and at this moment, power-transfer clutch is the state that closes.And latch handle 54 is pulled outward after break away from pin hole 511 and turn an angle; Make the strip shape portion of its inner end surface not corresponding with the breach 56 of pin hole outer end; At this moment; Latch handle 54 is stopped that by the outer end of pedestal 50 latch 52 the inners just can't be stretched in the pin hole 511 of clutch inner ring 51, and power-transfer clutch is a disengaged condition.
Carry out direction along the straight line of perambulator, drive sprocket 26 is in same plane with driven sprocket 28, and the external diameter of driven sprocket 28 is greater than the external diameter of drive sprocket 26, and 26,28 on two sprocket wheels are through chain 25 interlocks.
When the needs front-wheel drives the front axle rotation; The strip shape portion of latch handle 54 inner end surfaces is gone to breach 56 opposite positions with the pin hole outer end of pedestal 50; The inner of latch 52 is stretched under the elastic force effect of built-in spring 53 in certain pin hole 511 of clutch inner ring 51; Carry out perambulator this moment, the rotation of front-wheel 1 drives drive sprocket 26 rotations through the transmission of power-transfer clutch, and drive sprocket 26 rotates driven sprocket 28 through chain 25; Driven sprocket 28 makes crank shaft 14 rotate again, and the hole 11 of rocking of the crank throw 10 of crank shaft 14 through two ends and supporting body 2 cooperates and makes supporting body 2 start nyctinastic movements.When not needing front-wheel to drive the front axle rotation; Extract latch 52 and rotation certain angle like 90 degree after; Because the strip shape portion of latch handle 54 inner end surfaces and breach 56 are staggered, latch handle 54 is just stopped by the outer end of pedestal 50 and the inner of latch 52 just can not be inserted in the pin hole 511 of clutch inner ring 51.Be the holdback clutch state this moment, 26 no continuous action relations of front-wheel 1 and drive sprocket, and carry out perambulator this moment, and supporting body 2 not start nyctinastic movements are identical with the walking manner of conventional stroller.
Supporting body 2 bottoms are equipped with upper spring seat 32, and upper spring seat 32 forms a slot 321; The under-carriage 4 corresponding lower spring cups 34 of installing, lower spring cup 34 vertical four differing heights and the bevelled slots 341 of forming.The slot 321, lower end that the rotary types ground, upper end bending 90 degree back of V-arrangement spring 33 inserts in upper spring seat 32 be certain slot 341 of bending 90 degree back rotary type ground insertion lower spring cups 34 also; And the end of two bending parts of V-arrangement spring 33 all is hook solid; Hook the another side of upper and lower spring perch respectively, laterally deviate to prevent V-arrangement spring 33.2 bufferings of 33 pairs of supporting bodies of V-arrangement spring and return action make the innervation motion of supporting body 2 more steady; And, because lower spring cup 34 is provided with the slot of a plurality of differing heights, therefore, can the lower end of V-arrangement spring 33 be assigned in certain suitable slot according to actual user demand, to adjust its elastic force, improve the landing comfort level of dynamic supporting body.Certainly, also can upper and lower spring perch be exchanged installation, also can reach identical technique effect, repeat no more.
Embodiment two: the difference of present embodiment and embodiment one is the spring installation of scalable elastic force.As shown in Figure 4, guide rod seat 29 is installed in supporting body 2 bottoms, the under-carriage 4 corresponding leader casings 30 of installing, and the middle part of leader casing 30 forms jack 301.But be installed on the guide rod seat 29 to the upper end swing formula of guide rod 31, guide rod 31 overcoat coil springs 12, the lower end of guide rod 31 is passed the jack 301 of leader casing 30 movably, and the diameter of guide rod 31 is less than the aperture of jack 301.The top of guide rod 31 is provided with screw thread and screws in setting nut 16, and the upper end of coil spring 12 peaks at setting nut 16, the lower end peaks at plane on the leader casing 30.2 bufferings of 12 pairs of supporting bodies of coil spring and return action make the innervation motion of supporting body 2 more steady.
Other content of present embodiment is identical with embodiment one.
Embodiment three: the difference of present embodiment and embodiment one or embodiment two is driving chain belt wheel, driven chain belt wheel and Transmission, and present embodiment adopts belt and pulley drive.Drive pulley and front axle are fastened, and driven pulley and crank shaft are fastened, and drive pulley and driven pulley are through belt-driving, and the diameter of driven pulley is greater than drive pulley.
Other content of present embodiment is identical with embodiment one or embodiment two.
Embodiment four: referring to Fig. 5, the wabble mechanism of present embodiment is portable wabble mechanism, comprises the shifting bar 6 that is fixed in the preceding bottom of supporting body, the sliding chute seat 7 that is fixed in the under-carriage front portion, and sliding chute seat 7 forms one chute 71.The lower end of shifting bar 6 can place the chute 71 of sliding chute seat 7 movably forward and backward through bearing pin 15.
Other content of present embodiment is identical with embodiment one, embodiment two or embodiment three.
Embodiment five: referring to Fig. 6, the wabble mechanism of present embodiment is portable wabble mechanism, comprises the sliding chute seat 7 that is fixed in the preceding bottom of supporting body, the shifting bar 6 that is fixed in the under-carriage front portion, and sliding chute seat 7 forms one chute 71.The upper end of shifting bar 6 can place the chute 71 of sliding chute seat 7 movably forward and backward through bearing pin 15.
Other content of present embodiment is identical with embodiment one, embodiment two or embodiment three.
Embodiment six: do not establish power-transfer clutch between the front axle of present embodiment and the driving chain belt wheel, but be provided with power-transfer clutch in crank shaft 14 and 28 of driven chain belt wheels, referring to Fig. 7, the clutch configuration of present embodiment adopts the structure of embodiment one, no longer details.
Each of other content of present embodiment and embodiment one to embodiment five is identical.
Above-mentioned preferred embodiment is just explained to of the present invention, and the present invention is not limited to the foregoing description.Those of ordinary skill in the art will be appreciated that, any modification of the present invention all fallen into protection scope of the present invention.
Claims (12)
1. the rocking-type bassinet of a f-w-d comprises under-carriage, supporting body, handle, trailing wheel and front-wheel, it is characterized in that: both sides, under-carriage rear portion respectively are provided with caster bracket, install on the caster bracket and turn to trailing wheel; The front portion of under-carriage is provided with front axle, and the fastening front-wheel of front axle, front axle also are provided with a driving chain belt wheel; A crank shaft is installed on under-carriage posterior rotation formula ground, and the crank shaft two ends are crank throw, and the eccentric angle of two crank throws is identical, eccentric throw equates; Establish a driven chain belt wheel on the crank shaft, driven chain belt wheel and driving chain belt wheel are in same plane, and the driving chain belt wheel drives the driven chain belt wheel and rotates; Two bottom sides is respectively offered and is rocked the hole behind the supporting body, both sides rock the hole each with the crank throw normal-running fit at crank shaft two ends; Under-carriage front upper and supporting body lower front are established wabble mechanism.
2. the rocking-type bassinet of f-w-d as claimed in claim 1, it is characterized in that: described driving chain belt wheel is a drive sprocket, and the driven chain belt wheel is a driven sprocket, and the diameter of driven sprocket is greater than drive sprocket, and drive sprocket and driven sprocket are through the chain interlock.
3. the rocking-type bassinet of f-w-d as claimed in claim 1; It is characterized in that: described driving chain belt wheel is a drive pulley; The driven chain belt wheel is a driven pulley, and the diameter of driven pulley is greater than drive pulley, and drive pulley and driven pulley are through the belt interlock.
4. the rocking-type bassinet of f-w-d as claimed in claim 1; It is characterized in that: described wabble mechanism is the rocker-type wabble mechanism; Comprise the last rocking bar core that is fixed in the preceding bottom of supporting body, open in anterior following hole and the rocking bar of waving of under-carriage, rocking bar up and down two ends respectively normal-running fit in last rocking bar core, wave the hole down.
5. the rocking-type bassinet of f-w-d as claimed in claim 1; It is characterized in that: described wabble mechanism is portable wabble mechanism; Comprise the shifting bar that is fixed in the preceding bottom of supporting body, the sliding chute seat that is fixed in the under-carriage front portion, the lower end of shifting bar places in the sliding chute seat through bearing pin movably; Perhaps, described portable wabble mechanism comprises the sliding chute seat that is fixed in the preceding bottom of supporting body, the shifting bar that is fixed in the under-carriage front portion, and the upper end of shifting bar places in the sliding chute seat through bearing pin movably.
6. the rocking-type bassinet of f-w-d as claimed in claim 1 is characterized in that: be provided with power-transfer clutch between described front axle and driving chain belt wheel.
7. the rocking-type bassinet of f-w-d as claimed in claim 6; It is characterized in that: described power-transfer clutch comprises pedestal, clutch inner ring, latch, spring, spring collar; Clutch inner ring internal diameter and front axle rigid fit; Normal-running fit driving chain belt wheel and pedestal outside the clutch inner ring, pedestal and driving chain belt wheel medial surface fix; The pedestal lateral surface is located by spring collar; Form at least one pin hole on the clutch inner ring, insert latch on the pedestal, latch outer casing spring, spring force make latch stretch into pin hole.
8. the rocking-type bassinet of f-w-d as claimed in claim 1 is characterized in that: the spring installation that is provided with scalable elastic force between supporting body and under-carriage.
9. the rocking-type bassinet of f-w-d as claimed in claim 8; It is characterized in that: described spring installation comprises upper spring seat, lower spring cup, V-arrangement spring; Upper spring seat is installed on the supporting body bottom; Lower spring cup is installed on under-carriage, and lower spring cup vertically forms several differing heights, bevelled slot, and assign in the slot of upper spring seat, lower spring cup respectively rotationally at the two ends of said V-arrangement spring.
10. the rocking-type bassinet of f-w-d as claimed in claim 8; It is characterized in that: described spring installation comprises guide rod seat, leader casing, guide rod, coil spring, setting nut, and the guide rod seat is installed on the supporting body bottom, and leader casing is installed on under-carriage; Be installed on the guide rod seat upper end oscillating type of guide rod; The top of guide rod is provided with screw thread and screws in setting nut, guide rod overcoat coil spring, and helical spring upper end peaks at setting nut; Helical spring bottom peaks on the leader casing, and insert in the leader casing lower end of guide rod.
11. the rocking-type bassinet of f-w-d as claimed in claim 1 is characterized in that: between crank shaft and driven chain belt wheel, be provided with power-transfer clutch.
12. the rocking-type bassinet of f-w-d as claimed in claim 11; It is characterized in that: described power-transfer clutch comprises pedestal, clutch inner ring, latch, spring, spring collar; Clutch inner ring internal diameter and crank shaft rigid fit; Normal-running fit driven chain belt wheel and pedestal outside the clutch inner ring, pedestal and driven chain belt wheel medial surface fix; The pedestal lateral surface is located by spring collar; Form at least one pin hole on the clutch inner ring, insert latch on the pedestal, latch outer casing spring, spring force make latch stretch into pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101471070A CN101823498B (en) | 2010-02-01 | 2010-03-19 | Front-wheel drive rocking-type bassinet |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020108398 | 2010-02-01 | ||
| CN201020108398.8 | 2010-02-01 | ||
| CN2010101471070A CN101823498B (en) | 2010-02-01 | 2010-03-19 | Front-wheel drive rocking-type bassinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101823498A CN101823498A (en) | 2010-09-08 |
| CN101823498B true CN101823498B (en) | 2012-07-25 |
Family
ID=42687730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101471070A Expired - Fee Related CN101823498B (en) | 2010-02-01 | 2010-03-19 | Front-wheel drive rocking-type bassinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101823498B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108100007A (en) * | 2017-12-11 | 2018-06-01 | 郑州天舜电子技术有限公司 | Perambulator is rocked in a kind of crank-linkage type walking |
| CN108622171A (en) * | 2018-05-29 | 2018-10-09 | 洛阳理工学院 | A kind of rocking infant cart |
| CN115892172B (en) * | 2022-11-22 | 2023-08-04 | 佛山市禅城鹰豪玩具有限公司 | Multifunctional children handcart |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1057709A3 (en) * | 1999-05-25 | 2001-03-07 | 634182 Alberta Ltd. | Stroller |
| CN101486354A (en) * | 2008-10-02 | 2009-07-22 | 吴茂盛 | Wave type moving baby carriage |
| CN101492066A (en) * | 2008-06-08 | 2009-07-29 | 吴茂盛 | Dynamic and erect-type traveling new baby carriage |
| CN201646822U (en) * | 2010-02-01 | 2010-11-24 | 吴茂盛 | Rocking children's cart driven by front wheel |
-
2010
- 2010-03-19 CN CN2010101471070A patent/CN101823498B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1057709A3 (en) * | 1999-05-25 | 2001-03-07 | 634182 Alberta Ltd. | Stroller |
| CN101492066A (en) * | 2008-06-08 | 2009-07-29 | 吴茂盛 | Dynamic and erect-type traveling new baby carriage |
| CN101486354A (en) * | 2008-10-02 | 2009-07-22 | 吴茂盛 | Wave type moving baby carriage |
| CN201646822U (en) * | 2010-02-01 | 2010-11-24 | 吴茂盛 | Rocking children's cart driven by front wheel |
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| Publication number | Publication date |
|---|---|
| CN101823498A (en) | 2010-09-08 |
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Granted publication date: 20120725 Termination date: 20140319 |