CN2668423Y - Shockproof castor - Google Patents
Shockproof castor Download PDFInfo
- Publication number
- CN2668423Y CN2668423Y CNU032676298U CN03267629U CN2668423Y CN 2668423 Y CN2668423 Y CN 2668423Y CN U032676298 U CNU032676298 U CN U032676298U CN 03267629 U CN03267629 U CN 03267629U CN 2668423 Y CN2668423 Y CN 2668423Y
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- CN
- China
- Prior art keywords
- castor
- wheel carrier
- shockproof
- supporting leg
- springing
- 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 - Lifetime
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Abstract
The utility model relates to a shockproof castor. A steering supporting leg and a lever-type wheel carrier are hinged with each other to compose the steering stand, and a springing device is also arranged between the lever-type wheel carrier and the steering supporting leg. The castor is fixed on the lever-type wheel carrier through the bearing. The springing device can comprise a spiral spring or a band spring or other springing devices. On the lever-type wheel carrier, the fixed position of the castor is far away from the hinging position of the steering supporting leg. The fixed position of the springing device is directly arranged on the fixed position of the castor, or between the fixed position of the castor and the hinging position of the steering supporting leg, or the other end corresponding to the end positioned with one of the fixed position of the castor and the hinging position of the steering supporting leg. The utility model provides a shockproof castor which can release shock impact on the front or the bottom flat surface of the castor, with the advantages of strong reliability and relatively simple structure.
Description
[technical field]
The utility model relates to the transportation means field, specifically, but relates to caster wheel used on a kind of transport vehicle.
[background technology]
Many in closely between, adopt manpower or medium and small mechanomotive force, on the medium-and-large-sized equipment or transport vehicle with middle low cruise, extensively adopting various structures, the caster wheel of model, because the load of equipment self or vehicle carrying is often very heavy, and need through quite growing the location or the road of one section different places, on the route of process, may exist all rugged physical features, existing caster wheel, although have various 26S Proteasome Structure and Functions, can realize turning to comparatively flexibly, self-locking, brake etc., but do not have the actv. damping, and the swing of castor card is also very excessive, so that the caster wheel that adopts these prior aries often causes operation to be obstructed easily, even vehicle or equipment are overturned, wheel disc is deviate from etc. dangerous, brings economic loss to each side concerned.
Now, also there are some insiders to make a few thing aspect shockproof, but still exist all parts not fully up to expectations and be badly in need of improving at castor.A kind of elasticity castor is disclosed on the file as Chinese patent 00204287.5, this elasticity castor is to adopt the metal rim overcoat hard elastics material rubber of hinge shape section or the rubber tire of polyurethane to constitute, the hinge shape structure on the wire loop and on set wedge tooth, can make the elastic material difficult drop-off; Though this hinge shape structure and elastic material can make castor have the ability of certain buffering vibration, the shockproof requirement that is proposed apart from our traffic condition, environment and task still differs greatly.
A kind of elasticity castor of case and bag is and for example disclosed on the file of Chinese patent 01258534.3, be in the sleeve-type caster axle, overlap again one or two bring out the head solid iron bar, be the ad hoc slip inclined hole that a miter angle is arranged in solid iron bar two ends of lifting one's head then, and outside this slip inclined hole, be provided with one hold can pushing tow the spring slide slot (chamber) of spring of solid iron bar termination, when the Uneven road thing stops that castor advances, can produce an application force that makes progress backward for castor, at this moment castor can be forced to inwardly shrink along miter angle slip inclined hole, pushing tow is in the spring that its top keeps Elastic Contact, thereby has alleviated the vibrations that Uneven road brings.This device has certain effect really for castor is shockproof, castor but has following shortcoming: owing to can only be withdrawn in the slip inclined hole of miter angle, when resistance is from other angle or when overall load falls vertically downward, solid iron bar just can not be withdrawn in the slip inclined hole of miter angle, and can produce very big impact, even cause structure to damage to slip inclined hole and even single-piece spring slide slot (chamber) and wheel seat; In addition, assembling link and structure be slightly complicated also, and the structure pin is fragile, is difficult to the longer-distance castor transportation of competent big load.
[summary of the invention]
At the above-mentioned shortcoming of prior art, technical problem to be solved in the utility model be to provide a kind of can alleviate the castor plane effectively before/the below simple relatively Shockproof castor of jerk, good reliability, structure at any angle.
For this reason, technical solution of the present utility model is a kind of Shockproof castor, be on turning rack, to be equipped with castor to constitute by bearing, and described turning rack is by turning to supporting leg and the lever wheel carrier is hinged forms, and also be provided with springing between supporting leg at described lever wheel carrier and described turning to, and on the lever wheel carrier, described caster wheel arranged by bearing fixing.Because the formation of turning rack of the present utility model is by turning to the hinged this structure of supporting leg and lever wheel carrier, and at the lever wheel carrier and turn to and be provided with springing between supporting leg, install on the turning rack of this structure caster wheel for the castor plane before/the arbitrarily angled jerk that comes in below can both be alleviated efficiently.And described springing can comprise coil spring or leaf spring or other springing.
On described lever wheel carrier, the fixed position of described castor and the described hinge point that turns to supporting leg mutually away from, and the fixed bit of described springing directly is located on the fixed position of described castor or the fixed position of being located at described castor turns between the supporting leg hinge point or is located at another relative termination of termination with one of said two devices location with described.Most preferred embodiment of the present utility model is to have adopted castor is fixed on the termination of described lever wheel carrier, and described springing is fixed on another termination relative with the termination of castor location, and will turn to the supporting leg hinge point to be located between another termination that the fixing termination of springing and castor locate (referring to embodiment 1 accompanying drawing), certainly, also can adopt described springing is fixed on and described turn on another relative termination of termination, supporting leg hinge point place (ginseng embodiment 2 accompanying drawings), described springing directly can also be fixed on the top, termination (ginseng embodiment 3 accompanying drawings) of castor location, or the termination that described springing is fixed on castor location with turn to another termination of supporting leg pivotally attached between the two (joining embodiment 4 accompanying drawings), the embodiment of other mutual positioning relation can be arranged in addition, do not enumerate one by one at this; These different mutual positioning relations can adapt to the shockproof specific (special) requirements of castor under different condition and the occasion.
The described supporting structure that turns to supporting leg to be provided with the supporting springing, and described supporting structure is to be welded on the described rigid supporting frame that turns on the supporting leg diameter position.The helical spring type springing that the utility model embodiment adopts is described rigid supporting frame flexibly is connected with the lever wheel carrier and locatees by passing helical spring screw rod; The springing of this screw rod guiding setting screw spring has simpler, the firm advantage of structure compared to prior art.
Described lever wheel carrier is paired formation, by pair of bearings and caster axle, described castor is fixed in therebetween; The lever wheel carrier of this paired formation has better fixed performance and shockproof properties beyond doubt than one-piece construction.
In order to increase the elasticity shake-proof ability, the utility model caster wheel adopts the core wheel periphery cover in elastic material and structure to constitute with the elasticity rim; Described pair of bearings all is to adopt the tapering cylindrical bearing, preventing that wheel disc plane string in the axial direction shakes pendulum under jerk, and increases shake-proof ability and safe reliability further.
The utility model offers the axis hole that the different-diameter castor is installed on described lever wheel carrier, to adapt to the needs that different wheels footpath caster wheel is installed.
In a word, the utility model shake-proof ability strengthens greatly, and simple in structure, reliable.
Be described further below in conjunction with the drawings and specific embodiments.
[description of drawings]
Fig. 1 is structure master's scheme drawing of the utility model embodiment 1.
Fig. 2 is the right elevation of Fig. 1.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is the structuring concept scheme drawing of the utility model embodiment 2.
Fig. 5 is the structuring concept scheme drawing of the utility model embodiment 3.
Fig. 6 is the structuring concept scheme drawing of the utility model embodiment 4.
[specific embodiment]
As Fig. 1,2, shown in 3: a kind of Shockproof castor, be on turning rack, to be equipped with castor 2 to constitute by bearing 1, and described turning rack is to turn to by having that pearl dish 3-0's turn to supporting leg 3 and lever wheel carrier 4 hinged forming, and also be provided with springing 5 at described lever wheel carrier 4 and described 3 of the supporting legs that turn to, and present embodiment is to have adopted castor 2 is fixed on the termination of described lever wheel carrier 4, and described springing 5 is fixed on another termination relative with the termination of castor 2 location, promptly turns to the hinge point of supporting leg 3 to be in the middle part of lever wheel carrier 4, between two terminations of springing 5 and castor 2 location; Be welded with the rigid supporting frame 6 of supporting springing 5 on the described diameter position that turns to supporting leg 3.
The helical spring type springing 5 that present embodiment springing 5 adopts a pair of symmetry to install, this helical spring type springing 5 is described rigid supporting frame 6 flexibly is connected with lever wheel carrier 4 and locatees by the screw rod 5-2 that passes coil spring 5-1, concrete structure is: the lower end of screw rod 5-2 has collar 5-20, and collar 5-20 is hinged by bearing pin 5-21 and lever wheel carrier 4 again.Described lever wheel carrier 4 is paired formations, and by caster axle 7 and pair of bearings 1, described castor 2 is fixed in double-type lever wheel carrier 4 therebetween.
In order to increase the elasticity shake-proof ability, the utility model caster wheel 2 adopts and constitutes with elasticity rim 2-0 at the core wheel 2-1 of elastic material and structure periphery cover; Described castor bearing 1 adopts a pair of tapering cylindrical bearing, prevents that the wheel disc plane string in the axial direction of castor 2 under jerk from shaking pendulum, thereby increases shake-proof ability and safe reliability further.On described lever wheel carrier 4, offer the axis hole 8 that the different-diameter castor is installed, to adapt to the needs that different wheels footpath caster wheel is installed.
Embodiment 2,
As shown in Figure 4: a kind of Shockproof castor, be on turning rack, to be equipped with castor 2 to constitute by bearing 1 (referring to Fig. 3), and described turning rack is to turn to by having that pearl dish 3-0's turn to supporting leg 3 and lever wheel carrier 4 hinged forming, and also be provided with springing 5 at described lever wheel carrier 4 and described 3 of the supporting legs that turn to, and present embodiment is to have adopted springing 5 is fixed on the termination of described lever wheel carrier 4, and the fixing termination of described springing 5 with turn to another termination of supporting leg 3 pivotallys attached relative, promptly castor 2 is positioned at the middle part of lever wheel carrier 4, between springing 5 and turn between two terminations of supporting leg 3 location; The described top of supporting leg 3 that turns to is welded with the rigid supporting frame 6 that supports springing 5.
Present embodiment helical spring type springing 5 is that the upper and lower nut 5-22 by the screw rod 5-2 that passes coil spring 5-1 flexibly is connected described rigid supporting frame 6 with lever wheel carrier 4 and locatees.
In order to increase the elasticity shake-proof ability, the utility model caster wheel 2 adopts and constitutes with elasticity rim 2-0 at the core wheel 2-1 of elastic material and structure periphery cover; Described castor bearing 1 adopts a pair of tapering cylindrical bearing, prevents that the wheel disc plane string in the axial direction of castor 2 under jerk from shaking pendulum, thereby increases shake-proof ability and safe reliability further.On described lever wheel carrier 4, offer the axis hole 8 that the different-diameter castor is installed, to adapt to the needs that different wheels footpath caster wheel is installed.
As shown in Figure 5: a kind of Shockproof castor, be on turning rack, to be equipped with castor 2 to constitute by bearing 1 (referring to Fig. 3), and described turning rack is to turn to by having that pearl dish 3-0's turn to supporting leg 3 and lever wheel carrier 4 hinged forming, and also be provided with springing 5 at described lever wheel carrier 4 and described 3 of the supporting legs that turn to, and present embodiment is to have adopted springing 5 is fixed on the termination of described lever wheel carrier 4, it is the top, termination that described springing 5 fixing positions directly are in castor 2 location, the described hinge point of supporting leg 3 that turns to is on another termination of described lever wheel carrier 4, and the described top of supporting leg 3 that turns to is welded with the rigid supporting frame 6 that supports springing 5.
Present embodiment helical spring type springing 5 is that the upper and lower nut 5-22 by the screw rod 5-2 that passes coil spring 5-1 flexibly is connected described rigid supporting frame 6 with lever wheel carrier 4 and locatees.
In order to increase the elasticity shake-proof ability, the utility model caster wheel 2 adopts and constitutes with elasticity rim 2-0 at the core wheel 2-1 of elastic material and structure periphery cover; Described castor bearing 1 adopts a pair of tapering cylindrical bearing, prevents that the wheel disc plane string in the axial direction of castor 2 under jerk from shaking pendulum, thereby increases shake-proof ability and safe reliability further.On described lever wheel carrier 4, offer the axis hole 8 that the different-diameter castor is installed, to adapt to the needs that different wheels footpath caster wheel is installed.
As shown in Figure 6: a kind of Shockproof castor, be on turning rack, to be equipped with castor 2 to constitute by bearing 1 (referring to Fig. 3), and described turning rack is to turn to by having that pearl dish 3-0's turn to supporting leg 3 and lever wheel carrier 4 hinged forming, and also be provided with springing 5 at described lever wheel carrier 4 and described 3 of the supporting legs that turn to, and present embodiment be adopted with springing 5 be fixed on described lever wheel carrier 4 the middle part, between the termination of castor 2 location and turn between another termination of supporting leg 3 pivotallys attached; Be welded with the rigid supporting frame 6 that supports springing 5 on the described top of supporting leg 3 that turns to.
Present embodiment helical spring type springing 5 is that the upper and lower nut 5-22 by the screw rod 5-2 that passes coil spring 5-1 flexibly is connected described rigid supporting frame 6 with lever wheel carrier 4 and locatees.
In order to increase the elasticity shake-proof ability, the utility model caster wheel 2 adopts and constitutes with elasticity rim 2-0 at the core wheel 2-1 of elastic material and structure periphery cover; Described castor bearing 1 adopts a pair of tapering cylindrical bearing, prevents that the wheel disc plane string in the axial direction of castor 2 under jerk from shaking pendulum, thereby increases shake-proof ability and safe reliability further.On described lever wheel carrier 4, offer the axis hole 8 that the different-diameter castor is installed, to adapt to the needs that different wheels footpath caster wheel is installed.
Claims (10)
1, a kind of Shockproof castor, be on turning rack, to be equipped with castor to constitute by bearing, it is characterized in that: described turning rack is by turning to supporting leg and the lever wheel carrier is hinged forms, and also be provided with springing between supporting leg at described lever wheel carrier and described turning to, and on the lever wheel carrier, described caster wheel arranged by bearing fixing.
2, Shockproof castor as claimed in claim 1, it is characterized in that: on described lever wheel carrier, the fixed position of described castor and the described hinge point that turns to supporting leg mutually away from, and the fixed bit of described springing directly is located on the fixed position of described castor or the fixed position of being located at described castor turns between the supporting leg hinge point or is located at another relative termination of termination with one of said two devices location with described.
3, Shockproof castor as claimed in claim 1 or 2 is characterized in that: described springing comprises coil spring or leaf spring.
4, Shockproof castor as claimed in claim 3 is characterized in that: the described supporting structure that turns to supporting leg to be provided with the supporting springing.
5, Shockproof castor as claimed in claim 4 is characterized in that: described supporting structure is to be welded on the described rigid supporting frame that turns on the supporting leg diameter position.
6, Shockproof castor as claimed in claim 5 is characterized in that: described helical spring type springing is described rigid supporting frame flexibly is connected with the lever wheel carrier and locatees by passing helical spring screw rod.
7, Shockproof castor as claimed in claim 6 is characterized in that: described lever wheel carrier is paired formation, by pair of bearings and caster axle, described castor is fixed in therebetween.
8, Shockproof castor as claimed in claim 7 is characterized in that: described castor is that the core wheel periphery cover in elastic material and structure is constituted with the elasticity rim.
9, Shockproof castor as claimed in claim 8 is characterized in that: described bearing is the tapering cylindrical bearing.
10, Shockproof castor as claimed in claim 9 is characterized in that: offer the axis hole that the different-diameter castor is installed on the described lever wheel carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032676298U CN2668423Y (en) | 2003-07-16 | 2003-07-16 | Shockproof castor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032676298U CN2668423Y (en) | 2003-07-16 | 2003-07-16 | Shockproof castor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2668423Y true CN2668423Y (en) | 2005-01-05 |
Family
ID=34438373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032676298U Expired - Lifetime CN2668423Y (en) | 2003-07-16 | 2003-07-16 | Shockproof castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2668423Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145741A (en) * | 2011-01-24 | 2011-08-10 | 太阳鸟游艇股份有限公司 | Automatic regulating device for marine bracket ground wheel |
| CN102579204A (en) * | 2012-04-09 | 2012-07-18 | 江苏日新医疗设备有限公司 | Cushioning castor |
| CN102717660A (en) * | 2012-06-14 | 2012-10-10 | 青岛富盛德塑胶有限公司 | Anti-static caster structure, anti-static polyurethane material for producing caster and production method |
| CN103112312A (en) * | 2013-03-17 | 2013-05-22 | 安徽工程大学 | Wheel spliced by three rollers |
| CN103193168A (en) * | 2013-04-10 | 2013-07-10 | 太原科技大学 | Travelable supporting leg device of all-terrain crane |
| CN103950360A (en) * | 2014-04-22 | 2014-07-30 | 江门市垃圾虫智能清洁设备制造有限公司 | Front wheel vibration absorption device for road sweeper |
| CN105415974A (en) * | 2015-12-10 | 2016-03-23 | 张侃 | Two-stage shock absorption trundle |
| CN105691106A (en) * | 2016-03-11 | 2016-06-22 | 无锡建凌电器有限公司 | Universal wheel of logistics container base |
| CN106376257A (en) * | 2016-08-29 | 2017-02-08 | 江苏威迪农业装备科技股份有限公司 | Unmanned multifunctional intertillage field managing platform |
-
2003
- 2003-07-16 CN CNU032676298U patent/CN2668423Y/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145741A (en) * | 2011-01-24 | 2011-08-10 | 太阳鸟游艇股份有限公司 | Automatic regulating device for marine bracket ground wheel |
| CN102579204A (en) * | 2012-04-09 | 2012-07-18 | 江苏日新医疗设备有限公司 | Cushioning castor |
| CN102717660A (en) * | 2012-06-14 | 2012-10-10 | 青岛富盛德塑胶有限公司 | Anti-static caster structure, anti-static polyurethane material for producing caster and production method |
| CN102717660B (en) * | 2012-06-14 | 2015-04-01 | 青岛富盛德塑胶有限公司 | Anti-static caster structure, anti-static polyurethane material for producing caster and production method |
| CN103112312A (en) * | 2013-03-17 | 2013-05-22 | 安徽工程大学 | Wheel spliced by three rollers |
| CN103193168B (en) * | 2013-04-10 | 2015-02-25 | 太原科技大学 | Travelable supporting leg device of all-terrain crane |
| CN103193168A (en) * | 2013-04-10 | 2013-07-10 | 太原科技大学 | Travelable supporting leg device of all-terrain crane |
| CN103950360A (en) * | 2014-04-22 | 2014-07-30 | 江门市垃圾虫智能清洁设备制造有限公司 | Front wheel vibration absorption device for road sweeper |
| CN103950360B (en) * | 2014-04-22 | 2017-03-22 | 牛力机械制造有限公司 | Front wheel vibration absorption device for road sweeper |
| CN105415974A (en) * | 2015-12-10 | 2016-03-23 | 张侃 | Two-stage shock absorption trundle |
| CN105415974B (en) * | 2015-12-10 | 2017-06-16 | 中山向荣脚轮制造有限公司 | A kind of two-stage shock-absorbing caster wheel |
| CN105691106A (en) * | 2016-03-11 | 2016-06-22 | 无锡建凌电器有限公司 | Universal wheel of logistics container base |
| CN106376257A (en) * | 2016-08-29 | 2017-02-08 | 江苏威迪农业装备科技股份有限公司 | Unmanned multifunctional intertillage field managing platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130716 Granted publication date: 20050105 |