CN201276181Y - Caster with position limiter - Google Patents
Caster with position limiter Download PDFInfo
- Publication number
- CN201276181Y CN201276181Y CNU2008201363394U CN200820136339U CN201276181Y CN 201276181 Y CN201276181 Y CN 201276181Y CN U2008201363394 U CNU2008201363394 U CN U2008201363394U CN 200820136339 U CN200820136339 U CN 200820136339U CN 201276181 Y CN201276181 Y CN 201276181Y
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- CN
- China
- Prior art keywords
- wheel seat
- wheel
- inhibiting device
- supporting body
- pedestal
- 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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Abstract
The utility model discloses a trundle with a limiting device, which comprises a supporting body (1), a wheelseat (2) which can be rotationally arranged on the supporting body (1), and a wheel arranged on the wheelseat (2); a limiting device (9) and an elastic resetting device (3) are arranged between the supporting body (1) and the wheelseat (2); the wheelseat (2) can be limitedly rotated within a certain angle range by the limiting device (9); and the elastic resetting device (3) can lead the wheelseat (2) to be automatically reset. The wheelseat can be automatically reset under the action of the elastic resetting device (3); therefore, users can realize the automatic resetting function of the trundle in the process of using, so as to be more convenient for users; at the same time, the limiting device is arranged for leading the trundle to be rotated within a certain angle range, so as to prevent the trundle from oversteering, further protect the elastic resetting device, and prevent the elastic device from being damaged due to the oversteering.
Description
Technical field
The utility model relates to a kind of caster wheel on the slide plate that is used for, and relates in particular to a kind of universal caster wheel that is installed on the Kickboard Scooter, and this castor can freely rotate.
Background technology
Common slide plate of the prior art utilizes user's center of gravity to drive advancing of slide plate, and it then relies on the twisting of user's health in order to the wheel pedestal that slides, and produces the continuous variation of center of gravity, thus reach the return of wheel seat and controlling party to purpose.Is the utility model patent of CN200620120336.2 as the applicant in the China Patent No. of first to file, its day for announcing is on June 20th, 2007, notification number is CN2912737, a kind of improved slide plate castor is disclosed, comprise a tilt stand, one is installed in the roller and a wheel shaft of described support front end, the top of described cantilever tip is equipped with a rotation loam cake, the bottom of described cantilever tip is equipped with an outer shaft, one bearing is installed in the described outer shaft, described loam cake is passed in the bottom of described wheel shaft, described cantilever tip and described bearing, and be installed together by threaded fasteners.This Castor structure all is that the health by the user twists the direction of controlling castor, itself can't reach the purpose of wheel pedestal self-return, under this situation, easily causes the fatigue of user's health.Therefore in addition, this castor can freely rotate, and ovdersteering sometimes influences the control of user to slide plate.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiency of above-mentioned prior art, provide a kind of can make wheel automatically reset, use convenient and wheel is limited to rotate caster wheel in the certain angle.
A kind ofly has an inhibiting device caster wheel according to what the utility model provided, comprise supporting body, rotatable be installed in the wheel seat on the described supporting body and be installed in wheel on the described wheel seat, between described supporting body and the described wheel seat inhibiting device and elasticity reset device are installed, described inhibiting device is limited in described wheel seat in the certain angle scope and rotates, and described elasticity reset device automatically resets described wheel seat.
A kind ofly have the inhibiting device caster wheel and also have following attached technical characterictic according to what the utility model provided:
Described inhibiting device comprises limiting stopper and the position-limited trough that is fixedly installed on the described supporting body, and described limiting stopper is fixed on the described wheel seat, and its part stretches in the described position-limited trough.
Link together by bearing between described wheel seat and the described supporting body, the outer rail of described bearing and described wheel seat are fixed together, the interior rail of described supporting body and described bearing is fixed together, and the interior rail of described bearing is provided with described position-limited trough.
Described elasticity reset device comprises the revolution elastic body, and the elastomeric part of described revolution is captiveed joint with described supporting body, and another part matches with described wheel seat.
Described elasticity reset device comprises a pedestal and the elastic body that is installed in the described pedestal, and described pedestal is fixedly mounted on the described supporting body, and described elastomeric part is stretched out described pedestal and matched with described wheel seat.
Described pedestal comprises a lining and covers pad on described lining, and described lining has and holds described elastomeric cavity, is formed with opening on its sidewall.
Described elastic body is a torsion spring, and the body of described torsion spring is positioned at described cavity, and two spring leg stretches out from described opening part, and is supported on two vertical support walls of described opening, and the end support of described spring leg is on the block of described wheel seat.
The end bending back of described spring leg becomes flat.
Described pedestal is fixed on the described supporting body by a connecting element.
Described torsion spring set is contained on the described connecting element.
Be provided with axle sleeve between described torsion spring and the described connecting element.
A kind ofly have the inhibiting device caster wheel and compared with prior art have following advantage according to what the utility model provided: at first, wheel seat of the present utility model can automatically reset under the effect of elasticity reset device, therefore, the user in use can realize the auto-reset function of castor, use convenient, simultaneously, be provided with inhibiting device, make castor in certain angle, to rotate, thereby prevent the castor ovdersteering, in addition, also protected elasticity reset device, prevented from elasticity reset device to be caused damage owing to ovdersteering; Secondly, adopt torsion spring as elastic component, structure is simpler, and is easier for installation.
Description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a left view of the present utility model, has removed wheel among the figure.
Fig. 3 is a upward view of the present utility model, has removed wheel among the figure.
Fig. 4 is a cutaway view of the present utility model.
Fig. 5 is a three-dimensional exploded view of the present utility model.
Fig. 6 is the block diagram of the lining in the utility model.
The specific embodiment
Referring to Fig. 1 to Fig. 5, a kind ofly has an inhibiting device caster wheel embodiment what the utility model provided, comprise supporting body 1, rotatable be installed in the wheel seat 2 on the described supporting body 1 and be installed in wheel on the described wheel seat 2, link together by bearing 4 between described wheel seat 2 and the described supporting body 1, the outer rail 41 and the described wheel seat 2 of described bearing 4 are fixed together, and described supporting body 1 is fixed together with the interior rail 42 of described bearing 4.Like this, can guarantee that wheel seat 2 and wheel can rotate with respect to supporting body 1.Described wheel seat 2 is a tilt stand structure, comprises two angled side walls and the top that is connected described two sidewalls, and described wheel is installed between the two side by a rotating shaft.
The utility model difference from prior art is, inhibiting device 9 and elasticity reset device 3 are installed between described supporting body 1 and the described wheel seat 2, described inhibiting device 9 is limited in described wheel seat 2 in the certain angle scope and rotates, and described elasticity reset device 3 automatically resets described wheel seat 2.Owing to be provided with elasticity reset device 3, when the user adjusts center of gravity and carries out turning action, wheel seat 2 will push elasticity reset device 3, make described elasticity reset device 3 storage of potential energy, after user's turning action was finished, described elasticity reset device 3 stored potential energy will make wheel seat 2 reset.Therefore, wheel seat 2 of the present utility model can automatically reset, and can keep direction, uses convenient.But wheel seat 2 runs into the user and applies bigger power under the urgent situation suddenly sometimes, can cause the ovdersteering of wheel seat 2, can cause damage to elasticity reset device 3 thus.In addition, ovdersteering also makes elasticity reset device 3 can make its elastic force gradually for a long time, influences the service life of whole castor.Therefore, the utility model is provided with inhibiting device 9 simultaneously, makes that wheel seat 2 is limited in rotating in the certain angle scope, thereby has protected elasticity reset device 3.
Referring to Fig. 2, Fig. 4 and Fig. 5, in the foregoing description that the utility model provides, described inhibiting device 9 comprises limiting stopper 91 and the position-limited trough 92 that is fixedly installed on the described supporting body 1, and described limiting stopper 91 is fixed on the described wheel seat 2, and its part stretches in the described position-limited trough 92.Therefore, when wheel seat 2 rotated, described limiting stopper 91 slided in described position-limited trough 92, and when turning to end position, two sidewalls of position-limited trough 92 will stop that limiting stopper 91 continues to slide, thereby stop being rotated further of wheel seat 2.
Referring to Fig. 2, Fig. 4 and Fig. 5, in the foregoing description that the utility model provides, the outer rail 41 of described bearing 4 is actually to be done into a single integrated structurely with wheel seat 2, is positioned at the top of wheel seat 2.Ball 43 in the described bearing 4 is between outer rail 41 and interior rail 42, and the arranged outside of ball 43 has guard ring 45, and the inboard is provided with axle sleeve 44.Described limiting stopper 91 is formed in the top of wheel seat 2, and the interior rail 42 of described bearing 4 is provided with described position-limited trough 92, is formed with sector notch on the periphery of the interior rail 42 of described bearing 4, thereby forms described position-limited trough 92.Certain described position-limited trough 92 also can be to be formed on the miscellaneous part, is fixedly mounted on the described wheel seat 2 again.After described wheel seat 2 was installed together with supporting body 1, described limiting stopper 91 will snap in the described position-limited trough 92, thereby plays spacing effect.
Referring to Fig. 4 and Fig. 5, in the foregoing description that the utility model provides, described elasticity reset device 3 comprises a pedestal 31 and the elastic body 32 that is installed in the described pedestal 31, described pedestal 31 is fixedly mounted on the described supporting body 1, and the part of described elastic body 32 is stretched out described pedestal 31 and matched with described wheel seat 2.Described pedestal 31 is set provides a fixed parts can for described elastic body 32, be beneficial to the installation of described elastic body 32, described pedestal 31 can guarantee the part of elastic body 32 when pushed by described wheel seat 2, and another part can keep not with its motion, but can storage of potential energy.
Referring to Fig. 4, Fig. 5 and Fig. 6, in the foregoing description that the utility model provides, described pedestal 31 comprises a lining 311 and the pad 312 that covers on described lining 311, and described lining 311 has the cavity that holds described elastic body 32, is formed with opening 313 on its sidewall.Described opening 313 has two vertical support walls 314,315, opening 313 is set can makes things convenient for the part of elastic body 32 to stretch out from described cavity, thereby match with wheel seat 2.
Referring to Fig. 2 to Fig. 6, in the foregoing description that the utility model provides, described elastic body 32 is a torsion spring, the body 321 of described torsion spring is positioned at described cavity, two spring leg 322 stretches out from described opening 313, and be supported on two vertical support walls 314,315 of described opening 313, the end 323 of described spring leg 322 is supported on the block 21 in the described wheel seat 2.Described spring leg 322 is supported on two vertical support walls 314,315 of described opening 313, thereby makes spring leg 322 can not continue to open to two lateral movements.That is, when spring leg of extruding, other one can not outwards be moved, and can only compress torsion spring.The end 323 of described spring leg 322 is supported on the block 21 in the wheel seat 2, and like this, when wheel seat 2 rotated, its madial wall will promote spring leg 322 motions, compression torsion spring.After rotation was finished, the spring leg 322 of torsion spring will pushing wheel base 2, and wheel seat 2 is resetted.
Referring to Fig. 4 and Fig. 5, in the foregoing description that the utility model provides, described pedestal 2 is fixed on the described supporting body 1 by a connecting element 5.The body 321 of described torsion spring is sleeved on the described connecting element 5, is provided with axle sleeve 6 between the body 321 of described torsion spring and the described connecting element 5.Described connecting element 5 is bolts, is formed with tapped bore on described supporting body 1, and described connecting element 5 is fitted together described pedestal 31, bearing 4, wheel seat 2 and supporting body 1 string, and makes that pedestal 31 is fixing, does not rotate with described wheel seat 2.In said structure, be provided with body 321 that axle sleeve 6 can guarantee torsion spring not with connecting element 5 direct contacts, reduce the wearing and tearing of the body 321 of torsion spring.
In the scheme that the utility model provides, described elasticity reset device can be the revolution elastic body, and the elastomeric part of described revolution is captiveed joint with described supporting body 1, and another part matches with described wheel seat 2.This fixed form can directly be fixed on the revolution elastic body on described supporting body 1 and the wheel seat 2, as long as guarantee wheel seat 2 compresses elastomeric when rotating, it can realize automatically reseting.Elastic body is not limited to above-mentioned torsion spring, and it also can be other forms of elastic body.
Claims (10)
1, a kind of have an inhibiting device caster wheel, comprise supporting body (1), rotatable be installed in the wheel seat (2) on the described supporting body (1) and be installed in wheel on the described wheel seat (2), it is characterized in that: inhibiting device (9) and elasticity reset device (3) are installed between described supporting body (1) and the described wheel seat (2), described inhibiting device (9) is limited in described wheel seat (2) in the certain angle scope and rotates, and described elasticity reset device (3) automatically resets described wheel seat (2).
2, a kind of inhibiting device caster wheel that has as claimed in claim 1, it is characterized in that: described inhibiting device (9) comprises limiting stopper (91) and is fixedly installed on position-limited trough (92) on the described supporting body (1), described limiting stopper (91) is fixed on the described wheel seat (2), and its part stretches in the described position-limited trough (92).
3, a kind of inhibiting device caster wheel that has as claimed in claim 2, it is characterized in that: link together by bearing (4) between described wheel seat (2) and the described supporting body (1), the outer rail (41) of described bearing (4) is fixed together with described wheel seat (2), described supporting body (1) is fixed together with the interior rail (42) of described bearing (4), and the interior rail (42) of described bearing (4) is provided with described position-limited trough (92).
4, a kind of inhibiting device caster wheel that has as claimed in claim 1, it is characterized in that: described elasticity reset device (3) comprises the revolution elastic body, the elastomeric part of described revolution is captiveed joint with described supporting body (1), and another part matches with described wheel seat (2).
5, a kind of inhibiting device caster wheel that has as claimed in claim 1, it is characterized in that: described elasticity reset device (3) comprises a pedestal (31) and is installed in the interior elastic body (32) of described pedestal (31), described pedestal (31) is fixedly mounted on the described supporting body (1), and the part of described elastic body (32) is stretched out described pedestal (31) and matched with described wheel seat (2).
6, a kind of inhibiting device caster wheel that has as claimed in claim 5, it is characterized in that: described pedestal (31) comprises a lining (311) and covers pad (312) on described lining (311), described lining (311) has the cavity that holds described elastic body (32), is formed with opening (313) on its sidewall.
7, a kind of inhibiting device caster wheel that has as claimed in claim 6, it is characterized in that: described elastic body (32) is a torsion spring, the body of described torsion spring (321) is positioned at described cavity, two spring leg (322) stretches out from described opening (313), and be supported on two vertical support walls (314,315) of described opening (313), the end (323) of described spring leg (322) is supported on the block (21) of described wheel seat (2).
8, a kind of inhibiting device caster wheel that has as claimed in claim 7, it is characterized in that: described pedestal (2) is fixed on the described supporting body (1) by a connecting element (5).
9, a kind of inhibiting device caster wheel that has as claimed in claim 8, it is characterized in that: the body of described torsion spring (321) is sleeved on the described connecting element (5).
10, a kind of inhibiting device caster wheel that has as claimed in claim 9 is characterized in that: be provided with axle sleeve (6) between body of described torsion spring (321) and the described connecting element (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201363394U CN201276181Y (en) | 2008-09-19 | 2008-09-19 | Caster with position limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201363394U CN201276181Y (en) | 2008-09-19 | 2008-09-19 | Caster with position limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201276181Y true CN201276181Y (en) | 2009-07-22 |
Family
ID=40893763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201363394U Expired - Fee Related CN201276181Y (en) | 2008-09-19 | 2008-09-19 | Caster with position limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201276181Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106551490A (en) * | 2017-01-20 | 2017-04-05 | 朱伟豪 | A kind of roll wheel assembly and luggage case |
| CN107323494A (en) * | 2017-06-21 | 2017-11-07 | 上海鸿研物流技术有限公司 | A kind of movable units of provided with wheels |
| CN109606657A (en) * | 2018-11-12 | 2019-04-12 | 中国直升机设计研究所 | A kind of spring type undercarriage |
-
2008
- 2008-09-19 CN CNU2008201363394U patent/CN201276181Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106551490A (en) * | 2017-01-20 | 2017-04-05 | 朱伟豪 | A kind of roll wheel assembly and luggage case |
| CN107323494A (en) * | 2017-06-21 | 2017-11-07 | 上海鸿研物流技术有限公司 | A kind of movable units of provided with wheels |
| CN109606657A (en) * | 2018-11-12 | 2019-04-12 | 中国直升机设计研究所 | A kind of spring type undercarriage |
| CN109606657B (en) * | 2018-11-12 | 2021-02-26 | 中国直升机设计研究所 | Coil spring type aircraft landing gear |
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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: 20090722 Termination date: 20150919 |
|
| EXPY | Termination of patent right or utility model |