CN208469461U - A kind of heavy-load type universal caster wheel - Google Patents
A kind of heavy-load type universal caster wheel Download PDFInfo
- Publication number
- CN208469461U CN208469461U CN201820862515.6U CN201820862515U CN208469461U CN 208469461 U CN208469461 U CN 208469461U CN 201820862515 U CN201820862515 U CN 201820862515U CN 208469461 U CN208469461 U CN 208469461U
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- Prior art keywords
- bearing
- ball bearing
- radial ball
- heavy
- universal caster
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Abstract
The utility model discloses a kind of heavy-load type universal caster wheels, comprising: bearing holder (housing, cover) is equipped with the first radial ball bearing on the bearing holder (housing, cover)；Vertical shaft is interference fitted with first radial ball bearing, is provided with bearing plate on the vertical shaft；Thrust ball bearing, including blowout patche and seat ring, the seat ring upper end offset with the bearing holder (housing, cover), and the power that the seat ring is accepted is transmitted on the bearing plate by the blowout patche, and the blowout patche and the vertical shaft are interference fitted；Wheel carrier is equipped with idler wheel on the wheel carrier, and the upper end of the wheel carrier is fixedly connected with the lower end of the bearing plate.Compared with prior art, the utility model, which passes through while being equipped with thrust ball bearing and the first radial ball bearing, realizes the smooth steering of the universal caster wheel in load-carrying；Be transmitted on vertical shaft by the power that the setting of thrust ball bearing will act on bearing holder (housing, cover), improve the bearing capacity of universal caster wheel, at the same be arranged on vertical shaft the first radial ball bearing make to turn to it is more flexible.
Description
Technical field
The utility model relates to castor field, especially a kind of heavy-load type universal caster wheel.
Background technique
Universal wheel is exactly so-called movable castor, it is one kind of castor, its structure tolerable injury level 360 degree rotation.Mesh
Before, the universal caster wheel that machinery industry has been standardized, the weight that can be carried generally at 2 tons once, if overweight, be easy to appear turn
The phenomenon easy to damage to insensitive or castor itself.It usually needs to operate heavier accessory in vehicle production assembling process,
Its weight can easily exceed two tons, so the universal wheel of the prior art is no longer satisfied needs of production.
Thrust ball bearing is made of seat ring, blowout patche and ball retainer component three parts.Thrust ball bearing is transported using high speed
The design of thrust load can be born when turning, this bearing can bear axial load.Thrust ball, which is applied in universal wheel, to be had
Its load-carrying of the raising of effect, but it is simple using thrust ball bearing be easy to appear in application process universal wheel turn to it is ill
Situation.
Utility model content
The purpose of the utility model is to provide a kind of heavy-load type universal caster wheel, the technical issues of to solve in the prior art,
It can make simultaneously castor realize smoothly steering in the load-bearing capacity for improving castor.
The utility model provides a kind of heavy-load type universal caster wheel, comprising: bearing holder (housing, cover) is equipped with first on the bearing holder (housing, cover)
Radial ball bearing；
Vertical shaft is interference fitted with first radial ball bearing, is provided with bearing plate on the vertical shaft；
On thrust ball bearing, including blowout patche and seat ring, the upper end of the seat ring and the bearing holder (housing, cover) offset, the blowout patche will
The power that the seat ring is accepted is transmitted on the bearing plate, and the blowout patche and the vertical shaft are interference fitted；
Wheel carrier is equipped with idler wheel on the wheel carrier, and the upper end of the wheel carrier and the lower end of the bearing plate are solid
Fixed connection.
Heavy-load type universal caster wheel as described above, wherein preferably, the surface of the blowout patche directly with the bearing plate
Surface contact.
Heavy-load type universal caster wheel as described above, wherein preferably, first radial ball bearing is located at the thrust
Between ball bearing and the bearing plate, and spacer ring is additionally provided between the thrust ball bearing and first radial ball bearing；
The bottom end of the blowout patche is connect with the upper end of the spacer ring, and the spacer ring lower end is provided with boss portion；
First radial ball bearing includes the first inner ring and the first outer ring, and the boss portion is upper with first inner ring
End connection, the lower end of first inner ring are connected with the bearing plate, and first outer ring is fixedly connected with bearing holder (housing, cover).
Heavy-load type universal caster wheel as described above, wherein it further include the second radial ball bearing preferably, described second
One end of radial ball bearing is connect with the bearing holder (housing, cover), and the other end of second radial ball bearing is connect with the vertical shaft, and
Second radial ball bearing is located at the one end of the vertical shaft far from the bearing plate.
Heavy-load type universal caster wheel as described above, wherein preferably, it is provided with bearing mounting hole on the bearing holder (housing, cover),
Shoulder is provided in the bearing mounting hole, the bearing mounting hole is divided into upper bearing (metal) mounting groove and lower bearing by the shoulder
Mounting groove, second radial ball bearing are mounted in the upper bearing (metal) mounting groove, first radial ball bearing and described are pushed away
Power ball bearing is mounted in the lower bearing mounting groove, and the seat ring offsets with the shoulder.
Heavy-load type universal caster wheel as described above, wherein preferably, be provided on the outside of second radial ball bearing
Dustproof cover, the dustproof cover are sheathed on the vertical shaft, and the dustproof cover is locked on the vertical shaft by nut.
Heavy-load type universal caster wheel as described above, wherein preferably, there are two the nut is arranged altogether.
Heavy-load type universal caster wheel as described above, wherein preferably, roller bearing is fixed on the idler wheel, it is described
Roller bearing and pin shaft are interference fitted, and the both ends of the pin shaft are fixed on the wheel carrier.
Heavy-load type universal caster wheel as described above, wherein preferably, the wheel carrier includes cross connecting plate, first
Vertical connecting plate and the second vertical connecting plate, the first vertical connecting plate and the second vertical connecting plate, which are separately positioned on, laterally to be connected
The two sides of fishplate bar, the bearing plate are fixedly connected with the cross connecting plate, and the both ends of the pin shaft are separately fixed at described
On one vertical connecting plate and the second vertical connecting plate.
Heavy-load type universal caster wheel as described above, wherein preferably, there are two the roller bearing is arranged altogether, two
The roller bearing is separately positioned on the two sides of the idler wheel.
Compared with prior art, the utility model passes through while being equipped with thrust ball bearing and the first radial ball bearing and realizes
The smooth steering of universal caster wheel in load-carrying；Vertical shaft is transmitted to by the power that the setting of thrust ball bearing will act on bearing holder (housing, cover)
On, improve the bearing capacity of universal caster wheel, while be arranged on vertical shaft the first radial ball bearing make to turn to it is more flexible.
Detailed description of the invention
Fig. 1 is heavy-load type universal caster wheel main view provided by the embodiment of the utility model；
Fig. 2 is heavy-load type universal caster wheel exploded view provided by the embodiment of the utility model；
Fig. 3 is heavy-load type universal caster wheel schematic diagram of internal structure provided by the embodiment of the utility model；
Fig. 4 is partial enlarged view in Fig. 3；
Fig. 5 is heavy-load type universal caster wheel usage state diagram provided by the embodiment of the utility model.
Description of symbols: 1- vertical shaft, 11- bearing plate, 2- nut, 3- dustproof cover, the second radial ball bearing of 4-, 5- bearing
Set, 52- shoulder, 53- upper bearing (metal) mounting groove, 54- lower bearing mounting groove, 6- thrust ball bearing, 61- blowout patche, 62- seat ring, 7- every
Circle, 71- boss portion, the first radial ball bearing of 8-, the first inner ring of 81-, the second inner ring of 82-, 9- wheel carrier, 91- cross connecting plate,
The vertical connecting plate of 92- first, the vertical connecting plate of 93- second, 10- idler wheel, 101- roller bearing, 13- pin shaft, 100- heavy-load type ten thousand
To castor, 200- transiting vehicle.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model
Limitation.
The embodiments of the present invention: as shown in Figure 1-3, disclose a kind of heavy-load type universal caster wheel, comprising: bearing holder (housing, cover) 5,
Vertical shaft 1, thrust ball bearing 6 and wheel carrier 9 are equipped with the first radial ball bearing 8 on the bearing holder (housing, cover) 5；The bearing holder (housing, cover) 5 is used for
Entire heavy-duty universal castor is fixedly installed on transiting vehicle, since bearing holder (housing, cover) 5 is fixedly connected with transiting vehicle so on transiting vehicle
Bearing capacity be transmitted on the idler wheel of castor by bearing holder (housing, cover) 5.The vertical shaft 1 is interference fitted with first radial ball bearing 8,
Bearing plate 11 is provided on the vertical shaft 1；Vertical shaft 1 is connect by the first radial ball bearing 8 with bearing holder (housing, cover) 5, allow vertical shaft 1 around
Bearing holder (housing, cover) 5 circumferentially rotate.The thrust ball bearing 6 includes blowout patche 61 and seat ring 62, is provided between blowout patche 61 and seat ring 62
Washer-shaped lasso with the raceway ditch that ball rolls, since the presence of washer-shaped lasso can make blowout patche 61 that phase occur with seat ring 62
Mutually rotation.62 upper end of seat ring offsets with the bearing holder (housing, cover) 5, and the power that the seat ring 62 is accepted is transmitted to institute by the blowout patche 61
It states on bearing plate 11, and the blowout patche 61 and the vertical shaft 1 are interference fitted；Idler wheel 10 is installed on the wheel carrier 9, and described
The upper end of wheel carrier 9 is fixedly connected with the lower end of the bearing plate 11.Since 6 upper end of thrust ball bearing is withstood on bearing holder (housing, cover) 5, push away
The power that the seat ring 62 is accepted is transmitted on the bearing plate 11 by the lower end of power ball bearing 6, and bearing plate 11 and idler wheel 10
Wheel carrier 9 be fixedly connected, so that the power born on bearing holder (housing, cover) 5 is transferred to the bearing plate 11 of vertical shaft 1 by thrust ball bearing 6
On, and then on the idler wheel 10 being transferred on wheel carrier 9.Since thrust ball bearing 6 has axial load force, while thrust ball axis
Holding 6 can produce relative rotation, it is achieved that the steering of idler wheel 10.But simple use thrust ball bearing 6 is easy to produce
The not smooth inflexible phenomenon of rotation, so thrust ball bearing 6 and the first radial ball bearing is arranged in the application simultaneously on vertical shaft 1
8, the presence of the first radial ball bearing 8 ensure that the stability of steering.
Specifically, as in Figure 2-4, first radial ball bearing 8 is located at the thrust ball bearing 6 and the bearing plate
Between 11, the thrust ball bearing 6 is arranged in the upside of first radial ball bearing 8, and the thrust ball bearing 6 with it is described
Spacer ring 7 is additionally provided between first radial ball bearing 8；The bottom end of the blowout patche 61 is connect with the upper end of the spacer ring 7, it is described every
It encloses 7 lower ends and is provided with boss portion 71, first radial ball bearing 8 includes the first inner ring 81 and the first outer ring 82, the boss
Portion 71 is connect with the upper end of first inner ring 81, and the lower end of first inner ring 81 is connected with the bearing plate 11, described
First outer ring is fixedly connected with bearing holder (housing, cover) 5.The design of above scheme is actually to connect blowout patche 61, spacer ring 7 and the first inner ring 81
It is connected into an entirety, so that the bearing capacity on thrust ball bearing 6 is transmitted to undertaking by the setting by spacer ring 7 and the first inner ring 81
It on plate 11, and is that the active force of thrust ball bearing 6 is made only to be covered on the first inner ring by the purpose that spacer ring 7 is provided with boss portion 71
On 81, so that blowout patche 61, spacer ring 7 and the first inner ring 81 be made to connect into when an entirety is rotated relative to the first outer ring 82 not
Friction is generated with the first outer ring 82.Because if spacer ring 7 is designed to that the presence without boss portion 71 of plane is rotating in this way
Relative friction can be generated between spacer ring 7 and the first outer ring 82 in the process.Above-mentioned design scheme is by the setting of thrust ball bearing 6 the
The upside of one radial ball bearing 8.
Further, as in Figure 2-4, more steady in rotation process in order to guarantee, further include on the vertical shaft 1
Second radial ball bearing 4, one end of second radial ball bearing 4 are connect with the bearing holder (housing, cover) 5, the second radial ball bearing 4
The other end is connect with the vertical shaft 1, and the position on vertical shaft 1 far from the bearing plate 11 is arranged in second radial ball bearing 4
It sets, at this point, second radial ball bearing 4 and the first radial ball bearing 8 are separately positioned on the two sides of the thrust ball bearing 6.
Two radial ball bearings are built up in the two sides of thrust ball bearing 6 and by two there are two radial ball bearing by design respectively
It is arranged at certain intervals between a radial ball bearing, can effectively ensure that the stable direction of idler wheel during operation.
Specifically, being provided in the bearing mounting hole as shown in Fig. 2, be provided with bearing mounting hole on the bearing holder (housing, cover) 5
The bearing mounting hole is divided into upper bearing (metal) mounting groove 53 and lower bearing mounting groove 54 by shoulder 52, the shoulder 52, and described
Two radial ball bearings 4 are mounted in the upper bearing (metal) mounting groove 53, it is to be appreciated that the outer ring of second radial ball bearing 4
It is interference fitted in the upper bearing (metal) mounting groove 53, the inner ring of second radial ball bearing 4 and the vertical shaft 1 cooperation really up to the mark；
First radial ball bearing 8 and the thrust ball bearing 6 are mounted in the lower bearing mounting groove 54, and the seat ring 62 with
The shoulder 52 offsets.It is understood that first outer ring 82 is interference fitted in the lower bearing mounting groove 54, it is described
First inner ring 82 is interference fitted with the vertical shaft 1.
Further, the outside of second radial ball bearing 4 is provided with dustproof cover 3, and 3 sets of the dustproof cover described vertical
The dustproof cover 3 is locked on the vertical shaft 1 by the outside of axis 1 by nut 2.The setting of dustproof cover 3 can be prevented effectively
Dust enters in the second radial ball bearing 4, to ensure that the stabilization of the second radial ball bearing 4 rotation.Specifically, the spiral shell
Mother 2 is altogether there are two settings.The loosening of nut 2 can be effectively prevent by being arranged to two nuts 2, to make the connection of dustproof cover 3 more
Add securely.
It is understood that as shown in Fig. 2, be fixed with roller bearing 101 on the idler wheel 10, the roller bearing 101
It is interference fitted with pin shaft 13,13 both ends of pin shaft are fixed on the wheel carrier 9.The wheel carrier 9 includes cross connecting plate
91, the first vertical connecting plate 92 and the second vertical connecting plate 93, the first vertical connecting plate 92 and the second vertical connecting plate 93
The two sides of cross connecting plate 91 are separately positioned on, the bearing plate 11 is fixedly connected with the cross connecting plate 91, the pin shaft
13 both ends are separately fixed on the first vertical connecting plate 92 and the second vertical connecting plate 93.The setting altogether of roller bearing 101
There are two, two roller bearings 101 are separately positioned on the two sides of the idler wheel 10.Being arranged to two roller bearings 101 realizes
Stationarity in 10 rotation process of idler wheel.
Certainly in a further preferred embodiment, first radial ball bearing 8 can also be designed in the upside of bearing 6, on
The blowout patche 61 is just needed directly to contact with the bearing plate 11 in the case of stating.Blowout patche 61 is directly contacted with bearing plate 11, thus
It realizes the bearing capacity on bearing holder (housing, cover) 5 and directly passes through thrust ball bearing 6 and be transmitted on bearing plate 11.At this point, on the bearing holder (housing, cover) 5
It is provided with bearing mounting hole, shoulder 52 is provided in the bearing mounting hole, the shoulder 52 divides the bearing mounting hole
At upper bearing (metal) mounting groove 53 and lower bearing mounting groove 54, first radial ball bearing 8, which is fixed on, surveyed mounting groove 53 last week
Interior, the thrust ball bearing 6 is mounted in lower bearing mounting groove 54, and the upper end of the seat ring 62 offsets with the shoulder 52.
Above-mentioned another preferred embodiment the application does not provide corresponding attached drawing.Optimization design below be also based not on it is another compared with
What good embodiment carried out.
As shown in figure 5, the schematic diagram after installing and using for heavy-load type universal caster wheel 100, heavy-duty universal castor 100 pass through
Bearing holder (housing, cover) 5 is fixed on the vehicle bottom of transiting vehicle 200.
The structure, features, and effects of the present invention is described in detail based on the embodiments shown in the drawings, with
Upper described is only the preferred embodiment of the utility model, but the present invention does not limit the scope of implementation as shown in the drawings, it is all according to
Change or equivalent example modified to equivalent change made by conception according to the utility model, still without departing from specification and figure
When showing covered spirit, it should be within the protection scope of the present utility model.
Claims (10)
1. a kind of heavy-load type universal caster wheel characterized by comprising
Bearing holder (housing, cover) is equipped with the first radial ball bearing on the bearing holder (housing, cover)；
Vertical shaft is interference fitted with first radial ball bearing, is provided with bearing plate on the vertical shaft；
Thrust ball bearing, including blowout patche and seat ring, the upper end of the seat ring offset with the bearing holder (housing, cover), and the blowout patche is by the seat
The power that circle is accepted is transmitted on the bearing plate, and the blowout patche and the vertical shaft are interference fitted；
Wheel carrier, is equipped with idler wheel on the wheel carrier, and the upper end of the wheel carrier and lower end of the bearing plate is fixed connects
It connects.
2. heavy-load type universal caster wheel according to claim 1, it is characterised in that: the surface of the blowout patche and the bearing plate
Surface be in contact.
3. heavy-load type universal caster wheel according to claim 1, it is characterised in that: first radial ball bearing is located at described
Be additionally provided between thrust ball bearing and the bearing plate, and between the thrust ball bearing and first radial ball bearing every
Circle；
The bottom end of the blowout patche is connect with the upper end of the spacer ring, and the lower end of the spacer ring is provided with boss portion；
First radial ball bearing includes the first inner ring and the first outer ring, the upper end company of the boss portion and first inner ring
It connects, the lower end of first inner ring is connected with the bearing plate, and first outer ring is fixedly connected with the bearing holder (housing, cover).
4. heavy-load type universal caster wheel according to claim 3, it is characterised in that: it further include the second radial ball bearing, it is described
One end of second radial ball bearing is connect with the bearing holder (housing, cover), and the other end and the vertical shaft of second radial ball bearing connect
It connects, and second radial ball bearing is located at the one end of the vertical shaft far from the bearing plate.
5. heavy-load type universal caster wheel according to claim 4, it is characterised in that: be provided with bearing installation on the bearing holder (housing, cover)
Hole, is provided with shoulder in the bearing mounting hole, the shoulder by the bearing mounting hole be divided into upper bearing (metal) mounting groove and under
Bearing mounting groove, second radial ball bearing are mounted in the upper bearing (metal) mounting groove, first radial ball bearing and institute
It states thrust ball bearing to be mounted in the lower bearing mounting groove, and the seat ring offsets with the shoulder.
6. heavy-load type universal caster wheel according to claim 4, it is characterised in that: set on the outside of second radial ball bearing
It is equipped with dustproof cover, the dustproof cover is sheathed on the vertical shaft, and the dustproof cover is locked on the vertical shaft by nut.
7. heavy-load type universal caster wheel according to claim 6, it is characterised in that: there are two the nut is arranged altogether.
8. heavy-load type universal caster wheel according to claim 1, it is characterised in that: it is fixed with roller bearing on the idler wheel,
The roller bearing and pin shaft are interference fitted, and the both ends of the pin shaft are fixed on the wheel carrier.
9. heavy-load type universal caster wheel according to claim 8, it is characterised in that: the wheel carrier include cross connecting plate,
First vertical connecting plate and the second vertical connecting plate, the first vertical connecting plate and the second vertical connecting plate are separately positioned on cross
To the two sides of connecting plate, the bearing plate is fixedly connected with the cross connecting plate, and the both ends of the pin shaft are separately fixed at institute
It states on the first vertical connecting plate and the second vertical connecting plate.
10. heavy-load type universal caster wheel according to claim 8, it is characterised in that: there are two the roller bearing is arranged altogether,
Two roller bearings are separately positioned on the two sides of the idler wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820862515.6U CN208469461U (en) | 2018-06-05 | 2018-06-05 | A kind of heavy-load type universal caster wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820862515.6U CN208469461U (en) | 2018-06-05 | 2018-06-05 | A kind of heavy-load type universal caster wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208469461U true CN208469461U (en) | 2019-02-05 |
Family
ID=65216434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820862515.6U Expired - Fee Related CN208469461U (en) | 2018-06-05 | 2018-06-05 | A kind of heavy-load type universal caster wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208469461U (en) |
-
2018
- 2018-06-05 CN CN201820862515.6U patent/CN208469461U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 Termination date: 20210605 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |