CN2297330Y - Automatic directional movable castor - Google Patents
Automatic directional movable castor Download PDFInfo
- Publication number
- CN2297330Y CN2297330Y CN 97201025 CN97201025U CN2297330Y CN 2297330 Y CN2297330 Y CN 2297330Y CN 97201025 CN97201025 CN 97201025 CN 97201025 U CN97201025 U CN 97201025U CN 2297330 Y CN2297330 Y CN 2297330Y
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- Prior art keywords
- castor
- directed
- pin
- orientation
- directional
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Abstract
The utility model relates to an automatic directional movable castor, which is composed of a castor and a directional mechanism. The circumference of the protecting cover of the caster is provided with a plurality of hole pits for directional pins. A directional group which is composed of a shell, directional pins and springs is fixed on a caster bracket. The inserting part of each directional pin is in elastic inserting contact with the hole pits for directional pins. Therefore, the automatic directional movable castor with a sheathing and inserting type directional mechanism is formed. The castor of the utility model can automatically and properly determine direction no matter whether running in straightly line or turning; the utility model has no deflective swing or dithering, and can work stably and safely.
Description
The utility model relates to castor, relates in particular to have the turning effort caster wheel.
Tradition castor (as shown in Figure 1) is made of wheel, wheel carrier, interlocking bolt, protecting cover and fastener; Wherein, interlocking bolt and protecting cover are integral and are connected, and the interlocking bolt is put up pivot joint capable of free rotation with wheel, wheel carrier with take turns into pivot joint free to rotate, do not have attitude reference device on it.This castor is though can and have cooresponding load-carrying capacity with pushchair, go-cart, bed platform equijoin; But owing to there is not the defective of attitude reference device on its structure, castor takes place to get rid of shake partially through regular meeting when advancing, and causes lift-launch personnel discomfort or carrier to drop; Even can turn because of castor gets rid of suddenly partially, cause the major accident that car turns over, bed covers.Though some castor is provided with attitude reference device, this mechanism can only directed straightaway, does not have directional tagging when turning, so in that turn will still castor might take place gets rid of shake partially, the danger that the car tilting table covers still exists; And this knot attitude reference device, not only difficult the manufacturing but also the manipulation difficulty.The self-orientation movable castor that a kind of structure is comparatively simple, can eliminate above-mentioned various shortcoming is provided, is duty-bound as the applicant who is engaged in its development.
The purpose of this utility model is: a kind of self-orientation movable castor that self-orientation mechanism is arranged is provided, so that castor is in straightaway or when turning is advanced, attitude reference device can both obtain suitable orientation automatically, make castor that shake not take place to get rid of partially in traveling process, held stationary is thoroughly eliminated the Peril Incident that bed covers, car turns over.
For achieving the above object, the technical scheme taked of the utility model is as follows:
A kind of self-orientation movable castor, it is made of a castor and a directed group structure, its improvements are: described castor, the facial periphery of its protecting cover is provided with some directed pin-and-hole nests that are the depression shape, the suitable position of face is provided with two eye-splice holes that are the through hole shape above this castor wheel carrier; Directed group structure is no under casing shelly by one, and its front side plate is provided with the through hole that is a bit larger tham directed pin cross-sectional plane, and two side plate root edges all respectively are provided with just in time and can plug together with the eye-splice hole, and are the slotting body that colludes of overhead kick shape; Directed pin is the stair-stepping body of rod, and its front end is the hemispheric portion of supporting that inserts, and this is inserted the portion of supporting and just can freely pass from perforation place of the directed pin of body; And one just can be set on directed pin rear, and can provide the compression spring of restoring force to constitute for the crank motion of orientation pin.In view of the above, can become appropriateness to plug together conflict with directed pin-and-hole nest by the portion of supporting that inserts of orientation pin, this sleeve directive texture can make the castor automatic compensation to suitable directed form, can not hamper the self-orientation movable castor structure of turning demand again.
For achieving the above object, the utility model also can take following technical measures further to realize:
Described attitude reference device is below the wheel carrier face, be provided with an opening down, and with the crown gear of one interlocks such as lock knot bolt, protecting cover, and the slotting portion that supports of orientation pin in the slot of this crown gear and the described directed group of upside-down mounting below the wheel carrier face plugs together conflict.Described castor and the directed mode of connection of organizing body can be borrowed screw lock knot, and also available other equivalent attaching partss connect to one.
For being well understood to the technical solution of the utility model, 26S Proteasome Structure and Function, also details are as follows in conjunction with the accompanying drawings for an embodiment now:
Description of drawings:
Fig. 1 is traditional Castor structure scheme drawing.
Fig. 2 is a perspective exploded view of the present utility model.
Fig. 3 is the structural representation that the utility model makes the castor orientation.
Fig. 4 be the utility model wherein castor recover to turn to the structural representation of degree of freedom.
Fig. 5 is another example structure scheme drawing of the present utility model.
As shown in Figure 2, the utility model mainly can connect to one with castor (1) with any go-cart, bed stand lock knot caster wheel (1), one by one and can be constituted with orientation group (2) structure of wheel carrier (13) interlock as can be known, wherein:
Castor (1), it be by an interlocking bolt (11), one and interlocking bolt (11) connect to the one interlock protecting cover (12), one and interlocking bolt (11) articulates and wheel carrier (13) capable of free rotation but and one constituted with wheel carrier pivot joint and free rolling roller members such as (14); And this castor (1) also can add brake structure as traditional castor.
The place that is different from general traditional Castor structure of this castor (1) structure is: the protecting cover (12) of this castor (1), the suitable position of its facial periphery is provided with some directed pin-and-hole nests (121) that are the depression shape, and so as to the parts as the directive texture of castor (1); At the facial suitable position in castor (1) wheel carrier (13) top, be provided with two eye-splice holes (131) that are the through hole shape, whereby for providing eye-splice to link between directed group (2) and castor (1).
Directed group (2) structure: it is to be no under casing shelly by one, and its front side plate is provided with the directed pin of perforation shape and bores a hole (211), and two side plate root edges all respectively are provided with just and can plug together with eye-splice hole (131), and are the body (21) of slotting the colluding (212) of overhead kick shape; One is ladder body of rod shape, and front end has the hemispheric portion (221) that insert to support, and should insert again and support the orientation pin (22) that portion (221) just can locate freely to pass from the directed pin perforation of body (21) (211); With one just can be set on directed pin (22) rear, and the compression spring members such as (23) that can sell (22) by orientation restoring force is provided is constituted.
In view of the above, can produce the sleeve orientating function by plug together conflict power by the appropriateness between orientation pin (22) and the directed pin-and-hole nest (121), thereby make castor (1) can arrive suitable directed state by automatic compensation when advancing, and don't hinder the self-orientation that needs when turning.
As shown in Figure 3, when the ejection of orientation pin (22) by compression spring (23), make to insert and pass and insert in the suitable directed pin-and-hole nest (121) from the orientation pin perforation (211) of body (21) to portion (221), make and be the wheel carrier (13) that activity is articulated in protecting cover (12) below originally, can not turn to arbitrarily, and form directed state (directional bearing of this moment, be belong to comprehensive, but not singly refer to the direction of keeping straight on).
In addition, when desiring to make castor (1) when turning to, only need moderately push-jump go-cart or bed platform, the restriction that can make castor (1) overcome directed pin (22) (that is overcomes the thrust of compression spring (23), and make directed pin (22) withdraw from directed pin-and-hole nest (121), promptly as shown in Figure 4), recover its freedom that turns to and turn to smoothly; And in the process that turns to, directed pin (22) also can be sought optimal one directed pin-and-hole nest (121) automatically, and with its sleeve, make castor (1) be oriented in optimal angle position once more.So, even castor (1) is in the process that turns to continuously, still can keep suitable orientation, so no matter castor (1) is straightaway or turns to when advancing, all can keep pulsation-free and advance, and shake can not take place to get rid of partially, thereby guarantee the stability of advancing of go-cart or bed platform etc.
As shown in Figure 5, the utility model is the facial below of wheel carrier (13) wherein, can be provided with an opening down, and just in time ties crown gear (15) structure of bolt (11), protecting cover one interlocks such as (12) with lock; And the slot (151) of this crown gear (15) is just in time inserted with the orientation pin (22) of upside-down mounting in the orientation group (2) of the facial below of wheel carrier (13) and is supported the slotting location of supporting of portion (221); And plug together conflict power by the appropriateness between orientation pin (22) and the slot (151), produce the sleeve orientating function, make the castor (1) can be suitably directed automatically when advancing, do not hinder the self-orientating movable castor that needs when turning again thereby constitute one.
In sum, the utility model " self-orientation movable castor " is borrowed its distinctive directive texture, has overcome the defective of traditional castor, thereby has improved the utility function of castor significantly, has realized whole purpose of the present utility model fully.
Claims (3)
1, a kind of self-orientation movable castor, it is made of a castor and a directed group structure, it is characterized in that: described castor, the facial periphery of its protecting cover is provided with some directed pin-and-hole nests that are the depression shape, the suitable position of face is provided with two eye-splice holes that are the through hole shape above this castor wheel carrier; Directed group structure is no under casing shelly by one, and its front side plate is provided with the through hole that is a bit larger tham directed pin cross-sectional plane, and two side plate root edges all respectively are provided with just in time and can plug together with the eye-splice hole, and are the slotting body that colludes of overhead kick shape; Directed pin is the stair-stepping body of rod, and its front end is the hemispheric portion of supporting that inserts, and this is inserted the portion of supporting and just can freely pass from perforation place of the directed pin of body; And one just can be set on directed pin rear, and can provide the compression spring of restoring force to constitute for the crank motion of orientation pin.
2, self-orientation movable castor as claimed in claim 1, it is characterized in that: described attitude reference device is for below the wheel carrier face, be provided with an opening down, and with the crown gear of one interlocks such as lock knot bolt, protecting cover, and the slotting portion that supports of orientation pin in the slot of this crown gear and the described directed group of upside-down mounting below the wheel carrier face plugs together conflict.
3, as claim 1,2 described self-orientation movable castors, it is characterized in that: described castor and the directed mode of connection of organizing body, can borrow screw lock knot, also available other equivalent attaching partss connect to one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97201025 CN2297330Y (en) | 1997-01-28 | 1997-01-28 | Automatic directional movable castor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97201025 CN2297330Y (en) | 1997-01-28 | 1997-01-28 | Automatic directional movable castor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2297330Y true CN2297330Y (en) | 1998-11-18 |
Family
ID=33922542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97201025 Expired - Fee Related CN2297330Y (en) | 1997-01-28 | 1997-01-28 | Automatic directional movable castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2297330Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100453344C (en) * | 2003-10-28 | 2009-01-21 | 艾米尔赛德麦坎尼卡股份公司 | Self-orienting casters for moving furniture pieces etc. |
| CN105329607A (en) * | 2015-11-18 | 2016-02-17 | 岳文智 | Multilevel steering roller of plate feeder |
| CN105984275A (en) * | 2015-02-10 | 2016-10-05 | 重庆晟初医疗设备有限公司 | Novel toppling preventing universal castor |
| CN107869107A (en) * | 2016-09-28 | 2018-04-03 | 黄信岳 | A kind of pen machine bias correction method and pen machine |
| DE102013214583B4 (en) * | 2012-07-25 | 2020-03-26 | Wonderland Nurserygoods Company Limited | ROLLER DEVICE WITH A DIRECT BINDING MECHANISM |
-
1997
- 1997-01-28 CN CN 97201025 patent/CN2297330Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100453344C (en) * | 2003-10-28 | 2009-01-21 | 艾米尔赛德麦坎尼卡股份公司 | Self-orienting casters for moving furniture pieces etc. |
| DE102013214583B4 (en) * | 2012-07-25 | 2020-03-26 | Wonderland Nurserygoods Company Limited | ROLLER DEVICE WITH A DIRECT BINDING MECHANISM |
| CN105984275A (en) * | 2015-02-10 | 2016-10-05 | 重庆晟初医疗设备有限公司 | Novel toppling preventing universal castor |
| CN105329607A (en) * | 2015-11-18 | 2016-02-17 | 岳文智 | Multilevel steering roller of plate feeder |
| CN107869107A (en) * | 2016-09-28 | 2018-04-03 | 黄信岳 | A kind of pen machine bias correction method and pen machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |