CN203844531U - Child bicycle wheel and child bicycle - Google Patents
Child bicycle wheel and child bicycle Download PDFInfo
- Publication number
- CN203844531U CN203844531U CN201420028478.0U CN201420028478U CN203844531U CN 203844531 U CN203844531 U CN 203844531U CN 201420028478 U CN201420028478 U CN 201420028478U CN 203844531 U CN203844531 U CN 203844531U
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- CN
- China
- Prior art keywords
- wheel
- groove
- wheel rim
- wheel disc
- tire
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- Expired - Fee Related
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Abstract
The utility model discloses a child bicycle wheel and a child bicycle. The child bicycle wheel comprises a wheel disc and a tire, the wheel disc comprises a hub and a rim, and the tire is mounted in the annular groove of the rim. The child bicycle wheel comprises a plurality of rollers circumferentially arranged in the groove of the rim; the side wall of the tire slidably matches with the side wall of the groove of the rim, and the inner edge of the tire is supported through the rollers. The child bicycle comprises a frame, a front wheel and a rear wheel. The frame comprises a front fork and a rear fork, the front wheel and the rear wheel are the child bicycle wheels, the wheel disc of the front wheel is fixed to the front fork of the frame, and the wheel disc of the rear wheel is fixed to the rear fork of the frame. When the child bicycle is rid, the wheel discs of the front and rear wheels are free of rotating, only the tires rotate, and hands and feet of a child can be prevented from being injured.
Description
[technical field]
The utility model relates to toy for children, relates in particular to a kind of pushchair and child's bicycle.
[background technology]
Traditional child's bicycle comprises vehicle frame, front-wheel and trailing wheel, vehicle frame comprises front fork and back vent, front-wheel and trailing wheel are arranged on front fork and back vent by axletree respectively, and wheel hub, spoke and wheel rim all rotate, and wheel hub, spoke and the wheel rim of rotation easily damage child's trick.
[summary of the invention]
The technical problems to be solved in the utility model is to provide a kind of pushchair that children's trick is damaged of being not easy.
The technical problems to be solved in the utility model is to provide a kind of child's bicycle that children's trick is damaged of being not easy.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is, a kind of pushchair, comprises wheel disc and tire, and wheel disc comprises wheel hub and wheel rim, and tire is arranged in the groove of wheel rim annular; Also comprise circumferential arrangement along the wheel rim a plurality of rolling bodys in the groove of wheel rim, the sidewall of the sidewall of tire and wheel rim groove is bearing fit, the interior cause rolling element bearing of tire.
Above-described pushchair, comprises annular retainer, and described rolling body is roller, and described roller is arranged on to be managed on frame, circumferentially uniform along the groove of wheel rim annular.
Above-described pushchair, comprises complex root bolster, and bolster is through two sidewalls of wheel disc wheel rim, and circumferentially uniform along wheel rim; Described rolling body is ball bearing of main shaft, and ball bearing of main shaft is arranged on the middle part of bolster.
Above-described pushchair, comprises a plurality of spacers, and each rolling body comprises two ball bearing of main shafts, and two ball bearing of main shafts are separated by spacer; The middle part of the inner edge of tire comprises the convex of a ring shape, and two ball bearing of main shafts are arranged in the both sides of ring-shaped lug.
Above-described pushchair, comprises a plurality of screws, and one end of bolster comprises tapped bore, and the other end comprises spindle nose, and bolster is through the mounting hole of two sidewalls of wheel disc wheel rim, and screw screws in the tapped bore of the end of bolster.
Above-described pushchair, wheel disc is left and right fabricate block, comprises left half wheel disc and right half wheel disc, left half wheel disc and right half wheel disc are combined into overall wheel disc.
Above-described pushchair, wheel rim side comprises with perambulator car pitches the groove coordinating.
The technical scheme of child's bicycle is, comprises vehicle frame, front-wheel and trailing wheel, and vehicle frame comprises front fork and back vent, and described front-wheel and trailing wheel are above-mentioned pushchairs, and the wheel disc of front-wheel is fixed on the front fork of vehicle frame, and the wheel disc of trailing wheel is fixed on the back vent of vehicle frame.
Above-described child's bicycle, pushchair wheel rim side comprises with car pitches the groove coordinating, and the front fork of vehicle frame is embedded in the groove of front wheel rim, and the back vent of vehicle frame is embedded in the groove of trailing wheel wheel rim.
Above-described child's bicycle, pushchair hub side face comprises the groove coordinating with car fork end, and the end of the front fork of vehicle frame is embedded in the groove of front-wheel hub, and the end of the back vent of vehicle frame is embedded in the groove of rear wheel hub.
When child's bicycle walking of the present utility model, the wheel disc of front and back wheel does not rotate, and only has tyre rotation, and tire is arranged in the groove of wheel rim annular, is difficult for children's trick to damage.
[brief description of the drawings]
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the front view of the utility model embodiment 1 child's bicycle.
Fig. 2 is the front view of the utility model embodiment 1 pushchair.
Fig. 3 is that the A in Fig. 1 rotates to cutaway view.
Fig. 4 is the block diagram of the utility model embodiment 1 pushchair.
Fig. 5 is the exploded drawings of the utility model embodiment 1 pushchair.
Fig. 6 is the constructional drawing of the utility model embodiment 2 child's bicycles.
[detailed description of the invention]
The structure of the utility model embodiment 1 child's bicycle as shown in Figures 1 to 5, comprises vehicle frame 100, front-wheel 200 and trailing wheel 300, and vehicle frame 100 comprises front fork 100A and back vent 100B, and front-wheel 200 and trailing wheel 300 are all below by the pushchair of describing.The wheel disc 1 of front-wheel 200 is fixed on the front fork 100A of vehicle frame 100, and the wheel disc 1 of trailing wheel 300 is fixed on the back vent 100B of vehicle frame 100.
Pushchair comprises wheel disc 1 and tire 2.
Wheel disc 1 is left and right fabricate block, is made up of left half wheel disc 1A and right half wheel disc 1B, and left half wheel disc 1A and right half wheel disc 1B are combined into overall wheel disc 1, in the time installing or keep in repair, can separate.
Tire 2 is band tyres.
Wheel disc 1 comprises wheel hub 101,102 and 4 groups of rolling bodys of wheel rim, and tire 2 is arranged in the groove 103 of wheel rim 102 annulars; The sidewall 201 of tire 2 is bearing fit with the sidewall 104 of wheel rim 102 grooves 103.
4 groups of rolling bodys along wheel rim 102 circumferentially, be arranged in the groove 103 of wheel rim 102, the inner edge 202 of tire 2 is by rolling element bearing.
In the present embodiment, every group of rolling body comprises two ball bearing of main shafts 3, there is tapped bore one end of the bolster 5 of ball bearing of main shaft, the other end has spindle nose, bolster is through the mounting hole of 102 two sidewalls 104 of wheel disc 1 wheel rim, screw 6 screws in the tapped bore of the end of bolster 5, bolster 5 is fixed on wheel rim 102, and circumferentially uniform along wheel rim 102.
Two ball bearing of main shafts 3 are arranged on the middle part of bolster 5, are separated by spacer 4.The middle part of the inner edge 202 of tire 2 has 203, two ball bearing of main shafts 3 of convex of a ring shape to be arranged in the both sides of ring-shaped lug 203.
Each side of wheel rim 102 has one to pitch with perambulator car the groove 105 coordinating.There is a groove 106 coordinating with car fork end each side of wheel wheel hub 101.
Child's bicycle front fork 100A is embedded in the groove 105 of front-wheel 200 wheel rims 102, and the end of front fork 100A is embedded in the groove 106 of wheel hub 101.Axletree 7 is fixed on the wheel disc of front-wheel on the front fork of bicycle through the centre hole of front fork 100A and wheel hub 101.
Front fork 100B is embedded in the groove 105 of trailing wheel 300 wheel rims 102, and the end of back vent 100B is embedded in the groove 106 of wheel hub 101.Axletree 7 is fixed on the wheel disc of trailing wheel on the back vent of bicycle through the centre hole of back vent 100B and wheel hub 101.
The structure of the utility model embodiment 2 child's bicycles as shown in Figure 6, as different from Example 1, the inner edge 202 of tire 2 is the face of cylinder, and the rolling body of supporting tire 2 inner edges is roller 8, multiple rollers 8 are arranged on to be managed on frame 9, circumferentially uniform along the groove 103 of wheel rim 102 annulars.
Claims (10)
1. a pushchair, comprise wheel disc and tire, wheel disc comprises wheel hub and wheel rim, tire is arranged in the groove of wheel rim annular, it is characterized in that, comprise circumferential arrangement along the wheel rim a plurality of rolling bodys in the groove of wheel rim, the sidewall of the sidewall of tire and wheel rim groove is bearing fit, the interior cause rolling element bearing of tire.
2. pushchair according to claim 1, is characterized in that, comprises annular retainer, and described rolling body is roller, and described roller is arranged on to be managed on frame, circumferentially uniform along the groove of wheel rim annular.
3. pushchair according to claim 1, is characterized in that, comprises complex root bolster, and bolster is through two sidewalls of wheel disc wheel rim, and circumferentially uniform along wheel rim; Described rolling body is ball bearing of main shaft, and ball bearing of main shaft is arranged on the middle part of bolster.
4. pushchair according to claim 3, is characterized in that, comprises a plurality of spacers, and each rolling body comprises two ball bearing of main shafts, and two ball bearing of main shafts are separated by spacer; The middle part of the inner edge of tire comprises the convex of a ring shape, and two ball bearing of main shafts are arranged in the both sides of ring-shaped lug.
5. pushchair according to claim 3, is characterized in that, comprises a plurality of screws, one end of bolster comprises tapped bore, the other end comprises spindle nose, and bolster is through the mounting hole of two sidewalls of wheel disc wheel rim, and screw screws in the tapped bore of the end of bolster.
6. pushchair according to claim 1, is characterized in that, wheel disc is left and right fabricate block, comprises left half wheel disc and right half wheel disc, and left half wheel disc and right half wheel disc are combined into overall wheel disc.
7. pushchair according to claim 1, is characterized in that, wheel rim side comprises with perambulator car pitches the groove coordinating.
8. a child's bicycle, comprise vehicle frame, front-wheel and trailing wheel, vehicle frame comprises front fork and back vent, it is characterized in that, described front-wheel and trailing wheel are the pushchairs described in arbitrary claim in claim 1 to 6, the wheel disc of front-wheel is fixed on the front fork of vehicle frame, and the wheel disc of trailing wheel is fixed on the back vent of vehicle frame.
9. child's bicycle according to claim 8, is characterized in that, pushchair wheel rim side comprises with car pitches the groove coordinating, and the front fork of vehicle frame is embedded in the groove of front wheel rim, and the back vent of vehicle frame is embedded in the groove of trailing wheel wheel rim.
10. child's bicycle according to claim 9, it is characterized in that, pushchair hub side face comprises the groove coordinating with car fork end, and the end of frame-front fork is embedded in the groove of front-wheel hub, and the end of vehicle frame back vent is embedded in the groove of rear wheel hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028478.0U CN203844531U (en) | 2014-01-16 | 2014-01-16 | Child bicycle wheel and child bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028478.0U CN203844531U (en) | 2014-01-16 | 2014-01-16 | Child bicycle wheel and child bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844531U true CN203844531U (en) | 2014-09-24 |
Family
ID=51557587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420028478.0U Expired - Fee Related CN203844531U (en) | 2014-01-16 | 2014-01-16 | Child bicycle wheel and child bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203844531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802585A (en) * | 2015-05-09 | 2015-07-29 | 黄石鑫华轮毂有限公司 | Locally character-milled automobile aluminium alloy hub |
-
2014
- 2014-01-16 CN CN201420028478.0U patent/CN203844531U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802585A (en) * | 2015-05-09 | 2015-07-29 | 黄石鑫华轮毂有限公司 | Locally character-milled automobile aluminium alloy hub |
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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 |
Granted publication date: 20140924 Termination date: 20170116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |