CN203651859U - Quick baby carriage wheel dismounting device - Google Patents
Quick baby carriage wheel dismounting device Download PDFInfo
- Publication number
- CN203651859U CN203651859U CN201420017847.6U CN201420017847U CN203651859U CN 203651859 U CN203651859 U CN 203651859U CN 201420017847 U CN201420017847 U CN 201420017847U CN 203651859 U CN203651859 U CN 203651859U
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- CN
- China
- Prior art keywords
- support sleeve
- wheel shaft
- positioning groove
- locating piece
- pushchair
- 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.)
- Expired - Fee Related
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- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The utility model relates to baby carriage accessories, in particular to a quick baby carriage wheel dismounting device. A positioning pin is matched with a positioning groove to fix a wheel axle, so that wheel fixing is reliable, a chute is matched with an oblique groove to operate the positioning pin and enable the positioning pin to slip out or into the positioning groove, wheel installation or dismounting operation does not need tools, wheels can be installed or dismounted only by pressing the pressing portion, and operation is very convenient. By adopting the quick baby carriage wheel dismounting device, the wheel axle is fixed through the matching of the positioning block and the positioning groove, wheel axle fixing is reliable, the positioning block extends into the positioning groove in a normal state through an elastic part, and the safety performance during wheel axle fixing is improved.
Description
Technical field
The utility model relates to perambulator accessory, relates in particular to pushchair device for quickly disassembling.
Background technology
The fixing means of pushchair in prior art, mostly adopt screw thread to fix, this fixed form makes wheel fixation, but this fixing means, wheel must just can complete by instrument installation or the dismounting of wheel in installation or demolishing process, and the installation of pushchair or dismantling operation are very inconvenient.
Summary of the invention
The pushchair device for quickly disassembling that the utility model provides, is intended to overcome that pushchair in prior art is installed or the deficiency of dismantling operation inconvenience.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: pushchair device for quickly disassembling, comprise the annular positioning groove being arranged on wheel shaft and be set in the support sleeve for fixing wheel shaft on wheel shaft, described support sleeve is provided with the Quick-disassembling mechanism for wheel shaft is fixed or taken apart fast, described Quick-disassembling mechanism comprises two locating dowel pins for fixing wheel shaft, described support sleeve is provided with for locating dowel pin being skidded off or slipping into the chute of positioning groove on wheel shaft, on described support sleeve, be also provided with the press section of sliding for operating locating dowel pin, described press section is provided with the skewed slot that drives locating dowel pin to slip into or skid off positioning groove, between described press section and support sleeve, be provided with the retracing spring for press section is resetted.
Pushchair device for quickly disassembling, comprise the annular positioning groove being arranged on wheel shaft and be set in the support sleeve for fixing wheel shaft on wheel shaft, described support sleeve is provided with the Quick-disassembling mechanism for wheel shaft is fixed or taken apart fast, described Quick-disassembling mechanism comprises the locating piece that is distributed on support sleeve, for operating, locating piece stretches into or exit the knob of positioning groove and for making under normal conditions locating piece stretch into the elastomeric element of positioning groove, described support sleeve is provided with the reset components for fixing and knob being resetted.
As preferably, described support sleeve is provided with the accommodation hole for holding locating piece, described locating piece rotates and is arranged in accommodation hole, described locating piece comprises the location division of stretching in positioning groove, protrude support sleeve outer wall for operate location division and stretch into or exit the operating portion of positioning groove and be arranged on location division and operating portion between connecting portion, described connecting portion is provided with the pin-and-hole for wearing bearing pin, described locating piece arranges in accommodation hole by bearing pin, locating piece is fixed in accommodation hole by bearing pin, locating piece is fixing reliable, rotate flexibly, avoid locating piece to be stuck in accommodation hole, easy to operate.
As preferably, described knob sleeve is located on support sleeve, described knob inwall is provided with the projection for operating operating portion on locating piece, described projection is provided with 1/2 the ball for reducing friction force between projection and operating portion away from one end of knob, by ball is set on projection, make the some friction of the friction mode of projection and locating piece, reduce the friction force between projection and locating piece, easy to operate, and reduce the wearing and tearing between projection locating piece, extended the service life of projection and locating piece.
As preferably, described operating portion is provided with the arc head for reducing operating portion and projection friction force, and by arc head is set on operating portion, locating piece rotates flexibly, further reduce the friction force between projection and locating piece, extended the service life of projection and locating piece.
As preferably, described elastomeric element torsion spring, torsion spring is cheap, has reduced the manufacturing cost of perambulator.
As preferably, described elastomeric element is shell fragment, and elastic piece structure is simple, has reduced the manufacturing cost of perambulator.
As preferably, described reset components is reduction torsion spring, and torsion spring is cheap, has reduced the manufacturing cost of perambulator.
As preferably, described reset components is shell fragment, and elastic piece structure is simple, has reduced the manufacturing cost of perambulator.
The pushchair device for quickly disassembling that the utility model provides, tool has the following advantages: coordinate positioning groove to fix wheel shaft by locating dowel pin, make wheel fixing reliable, and coordinate skewed slot operation locating dowel pin to skid off or slip in positioning groove by chute, wheel fills surely or dismantling operation need to be by instrument, only needing to press press section can install or remove, easy to operate.
The pushchair device for quickly disassembling that the utility model provides, tool has the following advantages: by adopting locating piece to coordinate the fixing wheel shaft of positioning groove, wheel shaft is fixing reliable, and by elastomeric element is set, locating piece is stretched in positioning groove under normal conditions, has improved the fixing safety performance of wheel shaft.
Brief description of the drawings
Accompanying drawing 1 is the wheel shaft schematic diagram in the utility model pushchair device for quickly disassembling,
Accompanying drawing 2 is pushchair device for quickly disassembling locking state schematic diagrams in the utility model embodiment mono-,
Accompanying drawing 3 is pushchair device for quickly disassembling releasing orientation schematic diagrams in the utility model embodiment mono-,
Accompanying drawing 4 is schematic diagrams of the utility model pushchair device for quickly disassembling embodiment bis-,
Accompanying drawing 5 is A-A place (locking state) cutaway views in accompanying drawing 4,
Accompanying drawing 6 is A-A place (releasing orientation) cutaway views in accompanying drawing 4.
Detailed description of the invention
Embodiment mono-
Below in conjunction with accompanying drawing, pushchair device for quickly disassembling of the present utility model is described further.As Fig. 1, Fig. 2, shown in Fig. 3, pushchair device for quickly disassembling, comprise the annular positioning groove 11 being arranged on wheel shaft 1 and be set in the support sleeve 2 for fixing wheel shaft 1 on wheel shaft 1, described support sleeve 2 is provided with the Quick-disassembling mechanism 3 for wheel shaft 1 is fixed or taken apart fast, Quick-disassembling mechanism 3 comprises two locating dowel pins 31 for fixing wheel shaft 1, described support sleeve 2 is provided with for making locating dowel pin 31 skid off or slip into the chute 311 of positioning groove 11 on wheel shaft 1, on described support sleeve 2, be also provided with the press section 32 of sliding for operating locating dowel pin 31, described press section 32 is provided with the skewed slot 321 that drives locating dowel pin 31 to slip into or skid off positioning groove 11, between described press section 32 and support sleeve 2, be provided with the retracing spring 33 for press section 32 is resetted, coordinate the fixing wheel shaft 1 of positioning groove 11 by locating dowel pin 31, make wheel fixing reliable, and coordinating skewed slot 321 to operate locating dowel pin 31 by chute 311 skids off or slips in positioning groove 11, wheel fills surely or dismantling operation need to be by instrument, only needing to press press section 32 can install or remove, easy to operate.
The present embodiment is in concrete use procedure, as Fig. 2, shown in Fig. 3, press press section 32, owing to being provided with skewed slot 321 on press section 32, the locating dowel pin 31 that is positioned at press section 32 skewed slots 321 skids off the positioning groove 11 on wheel shaft 1 along chute 311 under the driving of skewed slot 321, can pull down wheel shaft 1, when installation, first pressing press section 32 makes locating dowel pin 31 slide away from wheel shaft 1 along chute 311, then insert wheel shaft 1, unclamp press section 32, locating dowel pin 31 slips into interior the fixing of wheel shaft 1 of realizing of positioning groove 11 under the driving of skewed slot 321, the installation of wheel shaft 1 and pull down and only need to press or unclamp press section 32 and can realize in the present embodiment, operation is very easy.
Embodiment bis-
As Fig. 4, Fig. 5, shown in Fig. 6, the difference of the present embodiment and embodiment mono-is: Quick-disassembling mechanism 3 comprises the locating piece 34 being distributed on support sleeve 2, for operating that locating piece 34 stretches into or exit the knob 35 of positioning groove 11 and for making under normal conditions locating piece 34 stretch into the elastomeric element 36 of positioning groove 11, described support sleeve 2 is provided with the reset components 37 resetting for fixing and make knob 35, by adopting locating piece 34 to coordinate the fixing wheel shaft 1 of positioning groove 11, wheel shaft 1 is fixing reliable, and by elastomeric element 36 is set, locating piece 34 is stretched in positioning groove 11 under normal conditions, improve the fixing safety performance of wheel shaft 1.
In the present embodiment, support sleeve 2 is provided with the accommodation hole 21 for holding locating piece 34, described locating piece 34 rotates and is arranged in accommodation hole 21, described locating piece 34 comprises the location division 341 of stretching in positioning groove 11, protrude support sleeve 2 outer walls for operate location division 341 and stretch into or exit the operating portion 342 of positioning groove 11 and be arranged on location division 341 and operating portion 342 between connecting portion 343, for wheel shaft 1 can be mounted, in the present embodiment, the location division 341 of locating piece 34 is subject to should being positioned at accommodation hole 21 completely after external force, described connecting portion 343 is provided with the pin-and-hole for wearing bearing pin 4, on described accommodation hole 21 sidewalls, also should be provided for wearing the hole of bearing pin 4, because the accommodation hole 21 on support sleeve 2 is positioned at the end of support sleeve 2, therefore, one of them should be through hole to be arranged on hole on accommodation hole 21 sidewalls, bearing pin 4 can be through, another hole is blind hole, be used for supporting bearing pin 4, described locating piece 34 arranges in accommodation hole 21 by bearing pin 4, locating piece 34 is fixed in accommodation hole 21 by bearing pin 4, locating piece 34 is fixing reliable, rotate flexibly, avoid locating piece 34 to be stuck in accommodation hole 21, easy to operate.
In the present embodiment, knob 35 is set on support sleeve 2, for making the reset components 37 that knob 35 resets also play in concrete use procedure the effect of fixing bait, as in the time that reset components 37 adopts torsion spring, torsion spring one end is fixed on support sleeve 2, the other end is fixed on knob 35, because knob 35 is not subject to axial force at working process, adopt torsion spring knob 35 can be fixed on support sleeve 2, described knob 35 inwalls are provided with the projection 351 for operating operating portion 342 on locating piece 34, described projection 351 is provided with 1/2 the ball for reducing friction force between projection 351 and operating portion 342 away from one end of knob 35, by ball being set on projection 351, make the some friction of the friction mode of projection 351 and locating piece 34, reduce the friction force between projection 351 and locating piece 34, easy to operate, and the wearing and tearing between projection 351 locating pieces 34 are reduced, extend the service life of projection 351 and locating piece 34.
In the present embodiment, operating portion 342 is provided with the arc head for reducing operating portion 342 and projection 351 friction force, by arc head is set on operating portion 342, locating piece 34 rotates flexibly, further reduce the friction force between projection 351 and locating piece 34, extended the service life of projection 351 and locating piece 34.
Optionally, elastomeric element 36 torsion springs, torsion spring is cheap, has reduced the manufacturing cost of perambulator.
Optionally, elastomeric element 36 is shell fragment, and elastic piece structure is simple, has reduced the manufacturing cost of perambulator.
Optionally, reset components 37 is reduction torsion spring, and torsion spring is cheap, has reduced the manufacturing cost of perambulator.
Optionally, reset components 37 is shell fragment, and elastic piece structure is simple, has reduced the manufacturing cost of perambulator.
The present embodiment is in concrete use procedure, as Fig. 5, shown in Fig. 6, overcome the application force rotation knob 35 of reset components 37, the projection 351 being positioned on knob 35 contacts with operating portion 342 on locating piece 34 and drives locating piece 34 to rotate by operating portion 342, making location division 341 on locating piece 34 exit positioning groove 11 enters in accommodation hole 21, wheel shaft 1 can be pulled down, wheel shaft 1 is in installation process, first turning knob 35, make the location division 341 on locating piece 34 be positioned at accommodation hole 21, then insert wheel shaft 1, unclamp knob 35, knob 35 resets under the effect of reset components 37, and the locating piece 34 that is positioned at accommodation hole 21 also can make location division 341 enter positioning groove 11 under the effect of elastomeric element 36, wheel shaft 1 is fixed, in the present embodiment, can wheel shaft 1 be installed or be removed by rotation knob 35, easy to operate.
These are only the preferred embodiment of the present invention, be intended to embody outstanding technique effect of the present invention and advantage, is not the restriction to technical scheme of the present invention.Those skilled in the art will appreciate that all amendments of making based on the technology of the present invention content, variation or substitute technology feature, all should be covered by the technology category of claims opinion of the present invention.
Claims (9)
1. pushchair device for quickly disassembling, it is characterized in that: comprise the annular positioning groove (11) being arranged on wheel shaft (1) and be set in the upper support sleeve (2) for fixing wheel shaft (1) of wheel shaft (1), described support sleeve (2) is provided with the Quick-disassembling mechanism (3) for wheel shaft (1) is fixed or taken apart fast, described Quick-disassembling mechanism (3) comprises two locating dowel pins (31) for fixing wheel shaft (1), described support sleeve (2) is provided with for making locating dowel pin (31) skid off or slip into the chute (311) of the upper positioning groove (11) of wheel shaft (1), on described support sleeve (2), be also provided with the press section (32) of sliding for operating locating dowel pin (31), described press section (32) is provided with the skewed slot (321) that drives locating dowel pin (31) to slip into or skid off positioning groove (11), between described press section (32) and support sleeve (2), be provided with the retracing spring (33) for press section (32) is resetted.
2. pushchair device for quickly disassembling, it is characterized in that: comprise the annular positioning groove (11) being arranged on wheel shaft (1) and be set in the upper support sleeve (2) for fixing wheel shaft (1) of wheel shaft (1), described support sleeve (2) is provided with the Quick-disassembling mechanism (3) for wheel shaft (1) is fixed or taken apart fast, described Quick-disassembling mechanism (3) comprises the locating piece (34) being distributed on support sleeve (2), be used for operating that locating piece (34) stretches into or exit the knob (35) of positioning groove (11) and for making under normal conditions locating piece (34) stretch into the elastomeric element (36) of positioning groove (11), described support sleeve (2) is provided with the reset components (37) for fixing and knob (35) being resetted.
3. pushchair device for quickly disassembling according to claim 2, it is characterized in that: described support sleeve (2) is provided with the accommodation hole (21) for holding locating piece (34), described locating piece (34) rotates and is arranged in accommodation hole (21), described locating piece (34) comprises the location division (341) of stretching in positioning groove (11), protrude support sleeve (2) outer wall be used for operating location division (341) stretch into or exit the operating portion (342) of positioning groove (11) and be arranged on location division (341) and operating portion (342) between connecting portion (343), described connecting portion (343) is provided with the pin-and-hole for wearing bearing pin (4), described locating piece (34) arranges in accommodation hole (21) by bearing pin (4).
4. pushchair device for quickly disassembling according to claim 2, it is characterized in that: described knob (35) is set on support sleeve (2), described knob (35) inwall is provided with the projection (351) for operating the upper operating portion (342) of locating piece (34), and described projection (351) is provided with 1/2 the ball for reducing friction force between projection (351) and operating portion (342) away from one end of knob (35).
5. pushchair device for quickly disassembling according to claim 4, is characterized in that: described operating portion (342) is provided with the arc head for reducing operating portion (342) and projection (351) friction force.
6. pushchair device for quickly disassembling according to claim 2, is characterized in that: described elastomeric element (36) torsion spring.
7. pushchair device for quickly disassembling according to claim 2, is characterized in that: described elastomeric element (36) is shell fragment.
8. pushchair device for quickly disassembling according to claim 2, is characterized in that: described reset components (37) is reduction torsion spring.
9. pushchair device for quickly disassembling according to claim 2, is characterized in that: described reset components (37) is shell fragment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017847.6U CN203651859U (en) | 2014-01-10 | 2014-01-10 | Quick baby carriage wheel dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017847.6U CN203651859U (en) | 2014-01-10 | 2014-01-10 | Quick baby carriage wheel dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203651859U true CN203651859U (en) | 2014-06-18 |
Family
ID=50918282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420017847.6U Expired - Fee Related CN203651859U (en) | 2014-01-10 | 2014-01-10 | Quick baby carriage wheel dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203651859U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205205A (en) * | 2018-07-19 | 2019-01-15 | 合肥巨智能装备有限公司 | A kind of trolley friction element and its quick-change mechanism for collecting and sending conveyer |
| US12084105B2 (en) | 2021-01-28 | 2024-09-10 | Wonderland Switzerland Ag | Wheel mechanism and child carrier |
-
2014
- 2014-01-10 CN CN201420017847.6U patent/CN203651859U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205205A (en) * | 2018-07-19 | 2019-01-15 | 合肥巨智能装备有限公司 | A kind of trolley friction element and its quick-change mechanism for collecting and sending conveyer |
| US12084105B2 (en) | 2021-01-28 | 2024-09-10 | Wonderland Switzerland Ag | Wheel mechanism and child carrier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20200110 |