CN209210220U - A kind of adjustable eccentric wheel group and hoisting apparatus - Google Patents
A kind of adjustable eccentric wheel group and hoisting apparatus Download PDFInfo
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- CN209210220U CN209210220U CN201822072924.9U CN201822072924U CN209210220U CN 209210220 U CN209210220 U CN 209210220U CN 201822072924 U CN201822072924 U CN 201822072924U CN 209210220 U CN209210220 U CN 209210220U
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- eccentric
- bearing
- wheel group
- hole
- dustproof cover
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Abstract
The utility model relates to crane technical field, a kind of adjustable eccentric wheel group and hoisting apparatus are disclosed.The adjustable eccentric wheel group includes the wheel and eccentric adjusting component of axletree, fixing sleeve on axletree, eccentric adjusting component includes: eccentric bearing block core, it includes the eccentric inner ring that axis is not overlapped and eccentric outer ring, and eccentric outer ring is installed on end carriage, and can rotate relative to end carriage；Bearing, outer ring and eccentric inner ring are affixed, and the inner ring fixing sleeve of bearing is set to axletree；Dustproof cover is installed on the side of bearing and is located at one end of axletree, and dustproof cover covers the end face of bearing；Lubricating cup is installed in dustproof cover, and for providing lubricating oil to bearing.The utility model is fixedly mounted with lubricating cup on dustproof cover, and dustproof cover is installed on the side of bearing, and when eccentric rotation axis holds core, lubricating cup not can rotate, and the situation that oilhole is blocked be avoided, convenient for addition lubricating oil, so that lubrication work is normally carried out.
Description
Technical field
The utility model relates to crane technical field more particularly to a kind of adjustable eccentric wheel group and hoisting apparatus.
Background technique
In the process of running, wheel rim contacts crane with track side surfaces, generates horizontal lateral thrust, cause wheel rim with
The friction and abrasion of track, commonly referred to as gnaw rail.The abrasion of wheel and track can be accelerated by gnawing rail, will lead to track side surfaces when serious
Metal peeling and the outside buckling deformation of wheel rim, reduce wheel and track service life.In addition, wheel and track
Abrasion will increase running resistance, force motor and the long-term overload operation of transmission mechanism, and motor is caused to be burned or transmission shaft quilt
The consequence twisted off, there are some potential safety problemss.
A kind of method of pre- preventing gnawing rail is that wheel group is made into the wheel group of adjustable eccentric, i.e., changes traditional bearing block into
Adjustable eccentric bearing block adjusts drift angle and the inclination of wheel, by rolling bearing seat to prevent crane from gnawing rail.Traditional axis
It holds and opens up oilhole on seat, in order to add lubricating oil.But during adjustable eccentric bearing block rotates, oilhole may be by
It blocks, is not easy to addition lubricating oil, influence the progress for lubricating work.
Utility model content
Based on the above, the purpose of this utility model is to provide a kind of adjustable eccentric wheel group and hoisting apparatus, with
Solve the problems, such as that lubricating oil is added in adjustable eccentric bearing block inconvenience.
In order to achieve the above object, the utility model uses following technical scheme:
A kind of adjustable eccentric wheel group, the wheel and eccentric adjusting being set to including axletree, fixing sleeve on the axletree
Component, the eccentric adjusting component include:
Eccentric bearing block core comprising the eccentric inner ring and eccentric outer ring that axis is not overlapped, the bias outer ring are installed on
End carriage, and can be rotated relative to the end carriage；
Bearing, outer ring and the eccentric inner ring are affixed, and the inner ring fixing sleeve of the bearing is set to the axletree；
Dustproof cover is installed on the side of the bearing and is located at one end of the axletree, and the dustproof cover will be described
It covers the end face of bearing；
Lubricating cup is installed in the dustproof cover, and for providing lubricating oil to the bearing.
Further, the eccentric adjusting component further includes bearing sleeve, is installed in the end carriage, the capacity eccentric bearing
Seat core is rotatably dispose in the bearing sleeve.
Further, the eccentric adjusting component further includes baffle, is fixedly arranged on the side of the bearing sleeve, described anti-
Through-hole is arranged between the baffle and the bearing in dirt lid on the baffle, the dustproof cover is equipped with the first threaded hole,
The lubricating cup passes through the through-hole, and the end of thread of the lubricating cup is bolted in first threaded hole.
Further, multiple adjustment holes are set on the eccentric bearing block core, and multiple adjustment holes are along described eccentric outer
Circle is provided at circumferentially spaced, and arc-shaped waist-shaped hole is arranged on the baffle, the radius etc. of circumference where multiple adjustment holes
The radius of circular arc where the waist-shaped hole.
Further, when the eccentric bearing block core rotates, at least one described adjustment hole being capable of waist-shaped hole described in face.
Further, the eccentric adjusting component further includes bolt, and multiple are equipped at intervals on the eccentric bearing block core
Two threaded holes, multiple second threaded holes are distributed on the circumference where multiple adjustment holes, the end of thread of the bolt
The waist-shaped hole can be passed through, and is bolted in second threaded hole.
Further, when the eccentric bearing block core rotates, at least one described second threaded hole being capable of waist described in face
Type hole.
Further, the quantity of the eccentric adjusting component is two groups, is divided into the both ends of the axletree, the wheel
Between eccentric adjusting component described in two groups.
Further, the eccentric bearing block core is equipped with position mark hole.
A kind of hoisting apparatus, including track and end carriage further include the adjustable eccentric wheel group of any of the above-described scheme, the vehicle
Wheel rolls and is set to the track.
The utility model has the following beneficial effects:
The utility model is fixedly mounted with lubricating cup on dustproof cover, and dustproof cover is installed on the side of bearing, and eccentric rotation axis holds a core
When, lubricating cup not can rotate, and the situation that oilhole is blocked be avoided, convenient for addition lubricating oil, so that lubrication work is normally carried out.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the adjustable eccentric wheel group that the utility model specific embodiment provides；
Fig. 2 is the main view for the eccentric bearing block core that the utility model specific embodiment provides；
Fig. 3 is the side view for the eccentric bearing block core that the utility model specific embodiment provides；
Fig. 4 is the structural schematic diagram for the dustproof cover that the utility model specific embodiment provides；
Fig. 5 is the structural schematic diagram for the baffle that the utility model specific embodiment provides；
Fig. 6 is the inclined schematic diagram of wheel tread that the utility model specific embodiment provides；
Fig. 7 is the schematic diagram that the wheel tread that the utility model specific embodiment provides moves up；
Fig. 8 is the schematic diagram that the wheel tread that the utility model specific embodiment provides moves down.
In figure:
1- axletree；2- wheel；3- eccentric bearing block core；4- bearing；5- dustproof cover；6- lubricating cup；7- bearing sleeve；8- gear
Plate；
31- adjustment hole；The second threaded hole of 32-；33- position mark hole；34- location hole；The first threaded hole of 51-；81- is logical
Hole；82- waist-shaped hole.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.In addition it should be noted that
, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
Embodiment one
As Figure 1-Figure 8, the present embodiment provides a kind of adjustable eccentric wheel groups, which includes wheel
Axis 1, fixing sleeve are set to wheel 2 and eccentric adjusting component on axletree 1, and eccentric adjusting component includes eccentric bearing block core 3, axis
Hold 4, dustproof cover 5 and lubricating cup 6.Eccentric bearing block core 3 includes the eccentric inner ring that axis is not overlapped and eccentric outer ring, eccentric outer ring peace
It can be rotated loaded on end carriage, and relative to end carriage；The outer ring of bearing 4 and eccentric inner ring are affixed, and the inner ring fixing sleeve of bearing 4 is set to
Axletree 1；Dustproof cover 5 is installed on the side of bearing 4 and is located at one end of axletree 1, and dustproof cover 5 covers the end face of bearing 4；
Lubricating cup 6 is installed in dustproof cover 5, and for providing lubricating oil to bearing 4.Lubricating cup 6 is fixedly mounted on dustproof cover 5, dustproof cover 5 is installed on
The side of bearing 4, when eccentric rotation axis holds core 3, lubricating cup 6 not can rotate, and avoid the situation that oilhole is blocked, convenient for addition
Lubricating oil, so that lubrication work is normally carried out.
Further, eccentric adjusting component further includes bearing sleeve 7, is installed in end carriage, and the rotation of eccentric bearing block core 3 is set
It is placed in bearing sleeve 7, core 3 is held by eccentric rotation axis to change the position of the axis of eccentric inner ring, and then adjust wheel 2
The position of axis, drift angle and inclination so as to adjust the tyre tread of wheel 2.
Further, eccentric adjusting component further includes baffle 8, is fixedly arranged on the side of bearing sleeve 7, and dustproof cover 5 is located at
Between baffle 8 and bearing 4, through-hole 81 is set on baffle 8, dustproof cover 5 is equipped with the first threaded hole 51, and lubricating cup 6 passes through through-hole 81,
And the end of thread of lubricating cup 6 is bolted in the first threaded hole 51.Specifically, the first threaded hole 51 is perforation, and lubricating cup 6 can pass through the
One threaded hole 51 provides lubricating oil for bearing 4.
Further, multiple adjustment holes 31, circumferential direction of multiple adjustment holes 31 along eccentric outer ring are set on eccentric bearing block core 3
Interval is arranged, and arc-shaped waist-shaped hole 82 is arranged on baffle 8, and the radius of multiple 31 place circumference of adjustment hole is equal to 82 institute of waist-shaped hole
In the radius of circular arc, adjustment part is enabled to pass through waist-shaped hole 82, and be inserted into adjustment hole 31, adjustment part is moved along waist-shaped hole 82
It is dynamic, and then drive eccentric bearing block core 3 to rotate, and then change the position of the axis of eccentric inner ring.Specifically, adjustment part can be
Screwdriver；The quantity of adjustment hole 31 is 4, and the circumferential direction along eccentric outer ring is uniformly arranged.But adjustment hole 31 in the present embodiment
Quantity is not construed as limiting, and drives eccentric bearing block core 3 to rotate as long as facilitating.
Further, the aperture of adjustment hole 31 is less than the width of waist-shaped hole 82, is conveniently adjusted in part insertion adjustment hole 31, and
When being moved along waist-shaped hole 82, adjustment part not with the interior wall friction of waist-shaped hole 82.When eccentric bearing block core 3 rotates, at least one tune
Knothole 31 can face waist-shaped hole 82, convenient for driven by adjustment hole 31 eccentric bearing block core 3 rotate.
Further, eccentric adjusting component further includes bolt, and multiple second threaded holes are equipped at intervals on eccentric bearing block core 3
32, multiple second threaded holes 32 are distributed on the circumference at multiple 31 places of adjustment holes, and the end of thread of bolt can pass through waist-shaped hole
82, and it is bolted in the second threaded hole 32.When eccentric rotation axis holds a core 3 to suitable position, pass through above-mentioned bolt and the second spiral shell
Eccentric bearing block core 3 is lock on baffle 8 by pit 32.Specifically, the quantity of the second threaded hole 32 is four groups, and along adjusting
Even circumferential arrangement where hole 31.It include three the second threaded holes 32 in every group of second threaded hole 32, it is adjacent in same group
Angle between second threaded hole 32 is 20 °.But the quantity of the second threaded hole 32 is not construed as limiting in the present embodiment, as long as convenient
Lock eccentric bearing block core 3.
Further, eccentric bearing block core 3 rotate when, at least one second threaded hole 32 can face waist-shaped hole 82, side
Just eccentric bearing block core 3 is lock on baffle 8.When eccentric rotation axis holds a core 3 to suitable position, all and waist-shaped hole 82
The second opposite threaded hole 32 of position is spirally connected with bolt, reinforces locking intensity.
Further, eccentric bearing block core 3 is equipped with position mark hole 33, since the aperture of adjustment hole 31 is less than waist-shaped hole
82 width, position mark hole 33 can be appeared from waist-shaped hole 82, during eccentric rotation axis holds a core 3, Ke Yitong
It crosses position mark hole 33 and checks the angle that eccentric bearing block core 3 rotates.
Further, location hole 34 is set on eccentric bearing block core 3, is equipped with retaining ring in location hole 34, retaining ring is by dustproof cover 5
It is pressed on bearing 4, realizes the axially position of dustproof cover 5.Dustproof cover 5 covers the end face of bearing 4, has certain dust-proof work
With.
The quantity of eccentric adjusting component in the present embodiment is two groups, is divided into the both ends of axletree 1, and wheel 2 is located at two
Between group eccentric adjusting component.Adjust separately the eccentric adjusting component at 1 both ends of axletree, it can be achieved that the tyre tread of wheel 2 tilt, on
It moves or moves down, as shown in figs 6-8.The angle that eccentric bearing block core 3 in the eccentric adjusting component at 1 both ends of axletree rotates is identical
When, so that the axis of two eccentric inner rings is overlapped, it can be achieved that the tyre tread of wheel 2 is moved up or moved down；Two 3 turns of eccentric bearing block core
When dynamic angle difference, the axis of two eccentric inner rings is not overlapped, it can be achieved that the tyre tread of wheel 2 tilts, so as to improve wheel 2
Gnaw rail problem.
In other embodiments, the quantity of eccentric adjusting component be 1 group, positioned at one end of axletree 1, axletree 1 it is another
One end is uninfluenced adjusting component, when eccentric bearing block core 3 rotates, can adjust the position of eccentric inner ring axis, realize wheel 2
Tyre tread inclination, gnaw rail problem so as to improve wheel 2.
Embodiment two
It further includes track and end that the present embodiment provides a kind of hoisting apparatus other than including above-mentioned adjustable eccentric wheel group
Beam, the rolling of wheel 2 are set to track, and the tyre tread and track face contact of wheel 2 complete the movement of the hoisting apparatus.This plays refitting
The middle adjustable eccentric wheel group provided using embodiment one is provided, non-adjustable wheel group easily can be transformed into adjustable eccentric
Wheel group improves the problem of the gnawing rail of wheel 2 as caused by being used for a long time.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, is able to carry out for a person skilled in the art various bright
Aobvious variation, readjustment and substitution is without departing from the protection scope of the utility model.Therefore, although passing through above embodiments
The utility model is described in further detail, but the utility model is not limited only to above embodiments, is not departing from
It can also include more other equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended
Scope of the claims determine.
Claims (10)
1. a kind of adjustable eccentric wheel group is set to the wheel (2) on the axletree (1) including axletree (1) and fixing sleeve,
It is characterized in that, further includes eccentric adjusting component, the eccentric adjusting component includes:
Eccentric bearing block core (3) comprising the eccentric inner ring and eccentric outer ring that axis is not overlapped, the bias outer ring are installed on end
Beam, and can be rotated relative to the end carriage；
Bearing (4), outer ring and the eccentric inner ring are affixed, and the inner ring fixing sleeve of the bearing (4) is set to the axletree
(1)；
Dustproof cover (5) is installed on the side of the bearing (4) and is located at the one end of the axletree (1), the dustproof cover
(5) end face of the bearing (4) is covered；
Lubricating cup (6) is installed in the dustproof cover (5), and for providing lubricating oil to the bearing (4).
2. adjustable eccentric wheel group according to claim 1, which is characterized in that the eccentric adjusting component further includes bearing
Cover for seat (7), is installed in the end carriage, and the eccentric bearing block core (3) is rotatably dispose in the bearing sleeve (7).
3. adjustable eccentric wheel group according to claim 2, which is characterized in that the eccentric adjusting component further includes baffle
(8), be fixedly arranged on the side of the bearing sleeve (7), the dustproof cover (5) be located at the baffle (8) and the bearing (4) it
Between, through-hole (81) are set on the baffle (8), the dustproof cover (5) is equipped with the first threaded hole (51), and the lubricating cup (6) is worn
It crosses the through-hole (81), and the end of thread of the lubricating cup (6) is bolted in first threaded hole (51).
4. adjustable eccentric wheel group according to claim 3, which is characterized in that be arranged on the eccentric bearing block core (3)
Multiple adjustment holes (31), multiple adjustment holes (31) are provided at circumferentially spaced along the eccentric outer ring, set on the baffle (8)
It sets arc-shaped waist-shaped hole (82), the radius of circumference is equal to circle where the waist-shaped hole (82) where multiple adjustment holes (31)
The radius of arc.
5. adjustable eccentric wheel group according to claim 4, which is characterized in that when the eccentric bearing block core (3) rotates,
At least one described adjustment hole (31) being capable of waist-shaped hole (82) described in face.
6. adjustable eccentric wheel group according to claim 4, which is characterized in that the eccentric adjusting component further includes spiral shell
Bolt is equipped at intervals with multiple second threaded holes (32), multiple second threaded holes (32) distributions on the eccentric bearing block core (3)
In on the circumference where multiple adjustment holes (31), the end of thread of the bolt can pass through the waist-shaped hole (82), and spiral shell
It is connected to second threaded hole (32).
7. adjustable eccentric wheel group according to claim 6, which is characterized in that when the eccentric bearing block core (3) rotates,
At least one described second threaded hole (32) being capable of waist-shaped hole (82) described in face.
8. adjustable eccentric wheel group according to claim 1, which is characterized in that the quantity of the eccentric adjusting component is two
Group is divided into the both ends of the axletree (1), and the wheel (2) is between eccentric adjusting component described in two groups.
9. adjustable eccentric wheel group according to claim 1, which is characterized in that the eccentric bearing block core (3) is equipped with
Position mark hole (33).
10. a kind of hoisting apparatus, including track and end carriage, which is characterized in that further include that claim 1-9 is described in any item can
Eccentric wheel group, the wheel (2) roll and are set to the track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822072924.9U CN209210220U (en) | 2018-12-11 | 2018-12-11 | A kind of adjustable eccentric wheel group and hoisting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822072924.9U CN209210220U (en) | 2018-12-11 | 2018-12-11 | A kind of adjustable eccentric wheel group and hoisting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209210220U true CN209210220U (en) | 2019-08-06 |
Family
ID=67463869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822072924.9U Active CN209210220U (en) | 2018-12-11 | 2018-12-11 | A kind of adjustable eccentric wheel group and hoisting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209210220U (en) |
-
2018
- 2018-12-11 CN CN201822072924.9U patent/CN209210220U/en active Active
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