CN201907371U - Caster for baby carriage and baby carriage - Google Patents
Caster for baby carriage and baby carriage Download PDFInfo
- Publication number
- CN201907371U CN201907371U CN2010206900735U CN201020690073U CN201907371U CN 201907371 U CN201907371 U CN 201907371U CN 2010206900735 U CN2010206900735 U CN 2010206900735U CN 201020690073 U CN201020690073 U CN 201020690073U CN 201907371 U CN201907371 U CN 201907371U
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- China
- Prior art keywords
- wheel
- caster
- baby carriage
- pair
- castor
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- 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 - Lifetime
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Abstract
The utility model discloses a caster for a baby carriage and the baby carriage using the caster. The caster for the baby carriage comprises a pair of wheels and a wheel rotating shaft, wherein the pair of wheels are respectively mounted at the two ends of the wheel rotating shaft; a maintaining part of the caster is sheathed on the wheel rotating shaft and is positioned in the middle between the pair of wheels; and an elastic adjusting piece is arranged between at least one wheel of the pair of wheels and the maintaining part of the caster. The caster of the baby carriage and the baby carriage provided by the utility model efficiently suppress the micro-vibration brought forth by casters and improve the riding comfortableness of the baby carriage.
Description
Technical field
The utility model relates to a kind of caster for baby carriage, particularly a kind of caster for baby carriage of the little vibration of wheel that can suppress castor and the perambulator that uses this castor.
Background technology
When generally being with infant to go out, allowing infant take perambulator is reasonable selection, and this can advance and turn to according to operator's intention with regard to wishing perambulator, therefore, has the wheel caster wheel and also just is widely used in the perambulator.For example, the disclosed a kind of perambulator of Chinese patent CN101678852A, castor is set in the forward foot in a step and/or the rear foot of perambulator, castor not only can be that the center allows beyond the wheel revolution with the rotation axis (rotation axis of the ground basic horizontal that promptly contacts with perambulator) of rotation shaft of wheel, can also be that the center allows castor turn round with the rotation axis approximate vertical direction caster wheel axis (i.e. the vertical substantially rotation axis in the ground that contact with perambulator) of rotation shaft of wheel.This castor, by wheel and rotation shaft of wheel, the direction of the propulsive force that can apply perambulator according to the operator is the center and/or is that rotate at the center with the rotation axis of rotation shaft of wheel with the castor axis, therefore, can realize the rotation of perambulator and advance by operator's intention.
The perambulator that castor is installed is when keeping straight on, and the wheel of castor and rotation shaft of wheel can produce little vibration.Particularly constitute the easier generation of little vibration of gap between each parts of castor wheel bigger the time.Therefore, use caster wheel and wheel thereof on perambulator, if produce little vibration, the stability of perambulator can significantly descend, and the ride comfort sense is also had a greatly reduced quality.
The utility model content
One of the purpose of this utility model is to provide a kind of caster for baby carriage, and little vibration takes place the wheel that suppresses castor.
Another purpose of the present utility model provides a kind of perambulator that disposes above-mentioned castor, increases the stability of perambulator, improves the traveling comfort of taking.
For achieving the above object, caster for baby carriage of the present utility model comprises: a pair of wheel; Rotation shaft of wheel, described a pair of wheel is installed in the two ends of described rotation shaft of wheel respectively; The castor maintaining part is enclosed within on the described rotation shaft of wheel, is positioned at the centre of described a pair of wheel; Be provided with the flexible adjustment part between at least one wheel in the described a pair of wheel and the described castor maintaining part, described flexible adjustment part is enclosed within on the described rotation shaft of wheel.
Preferably, between one of them wheel in the described a pair of wheel and the described castor maintaining part flexible adjustment part is set, between another wheel and the described castor maintaining part spacer ring is set.
Preferably, described flexible adjustment part is in confined state.
Preferably, the one or both sides of described flexible adjustment part are provided with flat gasket.
Preferably, described flexible adjustment part is a kind of in spring washer, corrugated gasket, disk spring washer, compression spring and the rubber cradle.
Perambulator of the present utility model comprises frame section, and described frame section has a pair of forward foot in a step and a pair of rear foot, disposes above-mentioned caster for baby carriage at least one in the described forward foot in a step and the described rear foot.
Preferably, described caster for baby carriage is arranged in a pair of described forward foot in a step.
Preferably, described caster for baby carriage is arranged on a pair of described rear foot.
Caster for baby carriage of the present utility model and perambulator have suppressed little vibration that castor produces effectively, have improved the traveling comfort that perambulator is taken.
Description of drawings
Fig. 1 is the block diagram of an embodiment of perambulator of the present utility model;
The lateral plan of the perambulator that Fig. 2 can switch for handle position;
Fig. 3 is the lateral plan of castor;
Fig. 4 is the parts exploded perspective view of castor;
Fig. 5 is the section-drawing of first embodiment of castor shown in Figure 4;
Fig. 6 is the section-drawing of second embodiment of corresponding diagram 5 caster wheeles;
Fig. 7 is the section-drawing of the 3rd embodiment of corresponding diagram 5 caster wheeles;
Fig. 8 is the section-drawing of the 4th embodiment of corresponding diagram 5 caster wheeles.
The specific embodiment
Embodiment below in conjunction with description of drawings caster for baby carriage of the present utility model and perambulator.
In this manual, when not particularly pointing out, relatively " preceding ", " back ", " left side ", " right side ", " fore-and-aft direction " of perambulator are meant that the infant that rides in the perambulator is " preceding ", " back ", " left side ", " right side ", " fore-and-aft direction " of benchmark, just " preceding " be meant infant towards a side.
Fig. 1 is the block diagram of the perambulator of an embodiment of the present utility model, as shown in the figure, the perambulator 10 of present embodiment, mainly comprise frame section 20 and be installed in handle 36 on the described frame section 20, described frame section 20 have a pair of forward foot in a step 22 about being configured in respectively and be configured in respectively about a pair of rear foot 24.Caster for baby carriage 40 of the present utility model is arranged on in the described forward foot in a step 22 and the described rear foot 24 at least one, and described castor 40 has a pair of wheel 45.Castor 40 not only can be that the center allows beyond wheel 45 revolution with the rotation axis La of rotation shaft of wheel, can also be that the center allows castor 40 revolutions with the rotation axis approximate vertical direction caster wheel axis Lb of rotation shaft of wheel.Preferably, caster for baby carriage 40 of the present utility model can be arranged in a pair of described forward foot in a step 22, also can be arranged on a pair of described rear foot 24, can also be that caster for baby carriage 40 of the present utility model all is set on the described forward foot in a step 22 and the described rear foot 24.
The lateral plan of the perambulator that Fig. 2 can switch for handle position, perambulator of the present utility model can adopt handle 36 as shown in Figure 2, and promptly the position can be switched, and handle 36 can be connected with described frame section 20 rotationally.Like this, the operator can be switched handle position as required, promptly can push away perambulator 10 it is advanced from holding handle 36 with the position of the infant rear foot 24 1 sides, when at this moment carrying out, makes the forward foot in a step 22 1 sides become direct of travel and advances; Also handle 36 can be switched to the position of the forward foot in a step 22 1 sides, when at this moment carrying out, make the rear foot 24 1 sides become direct of travel and advance.Certainly handle 36 also can be fixedly connected on the frame section 20.
Below in conjunction with Fig. 3 to Fig. 8 caster for baby carriage 40 of the present utility model is described.
To shown in Figure 5, caster for baby carriage 40 of the present utility model comprises a pair of wheel 45 as Fig. 3; Rotation shaft of wheel 50, described a pair of wheel 45 is installed in the two ends of described rotation shaft of wheel 50; Castor maintaining part 60 is enclosed within on the described rotation shaft of wheel 50, is positioned at the centre of described a pair of wheel 45; Be provided with flexible adjustment part 70 between in the described a pair of wheel 45 at least one and the described castor maintaining part 60.Described flexible adjustment part 70 can be to be enclosed within on the described rotation shaft of wheel 50, also can locate between wheel 45 and castor maintaining part 60 by other modes, such as the one end is captiveed joint with described castor maintaining part 60.
Described a pair of wheel 45, castor maintaining part 60, flexible adjustment part 70 all are described relatively rotation shaft of wheel 50 to be enclosed within slidably on the described rotation shaft of wheel 50.
As shown in Figure 3, caster for baby carriage 40 of the present utility model also includes the forward foot in a step 22 and/or the rear foot 24 (not shown) the bonded assembly castor body 55 that is used for perambulator 10, and described castor body 55 includes and is fixed on the forward foot in a step 22 and/or the last caster wheel installation portion 56 of the rear foot 24 (not shown), is fixed on caster wheel axle 57 on the castor installation portion 56 by pin 58.As shown in Figure 3 and Figure 4, described castor maintaining part 60 has by bearing 57a and caster axle 57 bonded assemblys, first parts 61 and passes through pin 61a and first parts, 61 bonded assemblys, second parts 62.Described castor installation portion 56 comprises a peristome 56a, and the top of described first parts 61 is installed among the described peristome 56a.Described first parts 61 are the center with the axis Lb of caster axle 57, rotate relative to described caster axle 57, make things convenient for perambulator 10 to turn to like this.
To shown in Figure 5, described second parts 62 are provided with sleeve part 62a as Fig. 3, and described second parts 62 are socketed on the described rotation shaft of wheel 50 by sleeve part 62a, and sleeve part 62a comprises centre hole 63, and described rotation shaft of wheel 50 is passed centre hole 63.Described second parts 62 are the center with the axis La of rotation shaft of wheel 50, rotate relative to described rotation shaft of wheel 50, make things convenient for perambulator 10 to advance like this.
As shown in Figure 5, the center of a pair of described wheel 45a, 45b includes spool connecting portion 46a, a 46b respectively, and described wheel 45a, 45b cooperate with described bearing pin 52 by axle connecting portion 46a, 46b, and here, axle connecting portion 46a, 46b play the effect of plain bearing.
Be provided with flexible adjustment part 70 between in the described a pair of wheel 45 at least one and the described castor maintaining part 60, promptly can between described a pair of wheel 45 and described castor maintaining part 60, respectively be provided with flexible adjustment part 70, also can be shown in Figure 4 and 5, between one of them wheel 45a in described a pair of wheel 45 and the described castor maintaining part 60 flexible adjustment part 70 is set, between another wheel 45b and the described castor maintaining part 60 spacer ring 66 is set, described spacer ring 66 is used to regulate the distance of 60 of described another wheel 45b and described castor maintaining parts, keep two wheel 45a, 45b to the axis Lb of caster axle 57 apart from da, db equates, utilizes wheel 45a like this, the balance of 45b.What the flexible adjustment part 70 shown in the Figure 4 and 5 was adopted is spring washer 70.
Under normal conditions, described flexible adjustment part 70 is in confined state, because described flexible adjustment part 70 can be applied to bounce on wheel 45 and the castor maintaining part 60 when being compressed, the revolution of the wheel 45 that is is hindered, therefore, flat gasket 68 can be set in the one or both sides of described flexible adjustment part 70, so just can utilize flat gasket 68 to disperse above-mentioned bounce, wheel 45 is rotated freely.Described flexible adjustment part 70 can be to be enclosed within on the described rotation shaft of wheel 50, also can be fixed on the flat gasket 68 by other modes, such as being captiveed joint with described flat gasket 68 in its one or both ends.
As shown in Figure 4 and Figure 5, described rotation shaft of wheel 50 can adopt the form of bearing pin 52, the one end is provided with salient 52a, the other end is provided with a lockhole 52b, the outside of one of them wheel 45a is by described salient 52a location, arranged outside one packing ring 54 of another wheel 45b, and pass described lockhole 52b by jump ring 53 and fix.
Fig. 6 is to the scheme drawing that Figure 8 shows that corresponding to other three kinds of embodiments of Fig. 5 caster wheel, extremely shown in Figure 8 as Fig. 6, described flexible adjustment part 70 can also adopt corrugated gasket shown in Figure 6 71, also can be disk spring washer 72 shown in Figure 7, it also can be compression spring 73 shown in Figure 8, certainly, can also adopt rubber cradle.With shown in Figure 5 different, Fig. 6 is provided with salient 52a to the bearing pin that embodiment adopted 52 1 ends shown in Figure 8 and is used to locate one of them wheel 45a, and the other end is fixed another wheel 45b by two nut 53a, 54a.
Claims (8)
1. a caster for baby carriage is characterized in that, comprising:
A pair of wheel;
Rotation shaft of wheel, described a pair of wheel is installed in the two ends of described rotation shaft of wheel respectively;
The castor maintaining part is enclosed within on the described rotation shaft of wheel, is positioned at the centre of described a pair of wheel;
Be provided with the flexible adjustment part between at least one wheel in the described a pair of wheel and the described castor maintaining part.
2. caster for baby carriage as claimed in claim 1 is characterized in that, between one of them wheel in the described a pair of wheel and the described castor maintaining part flexible adjustment part is set, and is provided with every figure between another wheel and the described castor maintaining part.
3. caster for baby carriage as claimed in claim 1 or 2 is characterized in that, described flexible adjustment part is in confined state.
4. caster for baby carriage as claimed in claim 1 or 2 is characterized in that the one or both sides of described flexible adjustment part are provided with flat gasket.
5. caster for baby carriage as claimed in claim 1 or 2 is characterized in that, described flexible adjustment part is a kind of in spring washer, corrugated gasket, disk spring washer, compression spring and the rubber cradle.
6. a perambulator comprises frame section, and described frame section has a pair of forward foot in a step and a pair of rear foot, it is characterized in that, disposes at least one in the described forward foot in a step and the described rear foot as each described caster for baby carriage in the claim 1 to 5.
7. perambulator as claimed in claim 6 is characterized in that, described caster for baby carriage is arranged in a pair of described forward foot in a step.
8. perambulator as claimed in claim 6 is characterized in that, described caster for baby carriage is arranged on a pair of described rear foot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206900735U CN201907371U (en) | 2010-12-30 | 2010-12-30 | Caster for baby carriage and baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206900735U CN201907371U (en) | 2010-12-30 | 2010-12-30 | Caster for baby carriage and baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201907371U true CN201907371U (en) | 2011-07-27 |
Family
ID=44299581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206900735U Expired - Lifetime CN201907371U (en) | 2010-12-30 | 2010-12-30 | Caster for baby carriage and baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201907371U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162695A (en) * | 2017-12-28 | 2018-06-15 | 平湖市金猴童车有限公司 | A kind of new baby carriage vehicle wheel component |
| CN108177484A (en) * | 2017-12-28 | 2018-06-19 | 平湖市金猴童车有限公司 | A kind of perambulator wheel component |
-
2010
- 2010-12-30 CN CN2010206900735U patent/CN201907371U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162695A (en) * | 2017-12-28 | 2018-06-15 | 平湖市金猴童车有限公司 | A kind of new baby carriage vehicle wheel component |
| CN108177484A (en) * | 2017-12-28 | 2018-06-19 | 平湖市金猴童车有限公司 | A kind of perambulator wheel component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110727 |