CN205472283U - Drive arrangement and circular track hoist of circular track hoist - Google Patents
Drive arrangement and circular track hoist of circular track hoist Download PDFInfo
- Publication number
- CN205472283U CN205472283U CN201620229144.9U CN201620229144U CN205472283U CN 205472283 U CN205472283 U CN 205472283U CN 201620229144 U CN201620229144 U CN 201620229144U CN 205472283 U CN205472283 U CN 205472283U
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- CN
- China
- Prior art keywords
- driving wheel
- ring rail
- rail crane
- bearing
- driving means
- 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.)
- Withdrawn - After Issue
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model relates to a drive arrangement and circular track hoist of circular track hoist, wherein, the drive arrangement of circular track hoist includes: the speed reducer, drive wheel and bearing, the drive shaft and the drive wheel fixed connection of speed reducer, the drive wheel passes through the bearing and rotationally sets up in the frame of circular track hoist. Rotationally set up the drive wheel in the frame of circular track hoist through setting up the bearing, the great radial load that makes the drive wheel bear is direct to be undertaken by the frame, and radial load does not transmit or little the transmission to the speed reducer is undertaken, and the speed reducer only is used for to drive wheel transmission driving torque to the speed reducer that the realization provided less driving torque also can make the drive wheel bear great radial load's effect.
Description
Technical field
This utility model relates to technical field of crane equipment, particularly to a kind of ring rail crane
Driving means and ring rail crane.
Background technology
Ring rail crane be a kind of can realize hoisting, luffing, revolution action be arranged on annular
Crane gear on track.As it is shown in figure 1, existing ring rail crane includes ring rail a1, puts down
Platform dolly a2, platform a3, crane arm a4, mast a5, mast a6 and counter weight device
a7.Wherein, platform dolly includes driving means a21.The complete machine weight of ring rail crane and load
Lotus is to be supported wheel by several to undertake, and supports wheel and includes driving wheel and supporting roller.Ring rail crane
Driving means a21 be that the rotating speed of reductor and torque are passed to the mechanism of driving wheel, thus
Realize the revolution in orbit of ring rail crane.
As in figure 2 it is shown, in existing driving means a21, the rotation section of reductor a212 with
Driving wheel a211 is directly connected to by flange and bolt a213, and reductor a212 is installed on platform
In the frame of dolly a2.The driving torque that reductor a212 provides drives driving wheel a211 to rotate,
Meanwhile, reductor a212 is also subjected to the radial load that driving wheel a211 passes over.
The driving means of existing ring rail crane has following weak point: deceleration function is born
Radial Loads the biggest, its provide driving torque the biggest, its volume is the biggest.And
The feature of ring rail crane is the driving means limited space of ring rail crane, need to use multiple driving
Dynamic device associated working, also allowing for each driving wheel needs less driving torque, but must hold
By bigger radial load.At this moment, if selecting less reductor, then can not meet radially
The requirement of load effect；If selecting to meet the bigger reductor of radial load requirement, it carries
The driving torque of confession then can not be used effectively.The driving means of the most existing ring rail crane is difficult
The requirement of bigger radial load must be born to meet the less driving torque of its need simultaneously.
Utility model content
For overcoming above technological deficiency, this utility model solves the technical problem that and is to provide a kind of ring
The driving means of rail crane and ring rail crane, it is intended to make driving means to meet less simultaneously
Driving torque and bear the requirement of bigger radial load.
For solving above-mentioned technical problem, this utility model provides the driving of a kind of ring rail crane
Device, comprising: reductor, driving wheel and bearing, the drive shaft of reductor and driving wheel
Fixing connection, driving wheel is rotatably arranged in the frame of ring rail crane by bearing.
Further, also including the connecting cylinder with central recess, connecting cylinder is for solid with frame
Fixed connection, driving wheel forms rotating connection by bearing with connecting cylinder, and reductor is arranged on
In central recess.
Further, the central recess inner circumferential near one end of frame is provided with the first of radially convex
Flange, the periphery of the housing of reductor is provided with cambered outwards second flange in footpath, is passed by bolt
The first corresponding flange and the flange hole of the second flange connect together fixing to connecting cylinder and reductor
In frame.
Further, between periphery and the driving wheel of drive shaft, there is radial clearance.
Further, the periphery of drive shaft is provided with the cambered outwards three-flange in footpath, three-flange with
Driving wheel is threaded connection structure and achieves a fixed connection.
Further, three-flange is provided with for carrying out driving wheel spacing to form radial clearance
Limited step.
Further, driving wheel is provided with the annular groove around driving wheel axial line, and bearing is arranged
In annular groove, in connecting cylinder is set in annular groove and being formed with driving wheel by bearing can
The connection rotated.
Further, the inner ring of bearing is set on the inner peripheral surface of annular groove, the outer ring of bearing
It is set on the inner peripheral surface of central recess.
Further, the inner peripheral surface of annular groove and the inner peripheral surface of central recess are equipped with use
In the positioning step that bearing is axially positioned.
This utility model additionally provides a kind of ring rail crane, and it includes above-mentioned ring rail crane
Driving means.
Thus, based on technique scheme, the driving means of this utility model ring rail crane is led to
Cross and bearing is set driving wheel is rotatably arranged in the frame of ring rail crane, make driving wheel
The bigger radial load born directly is undertaken by frame, and radial load does not transmits or is seldom transferred to
Reductor undertakes, and reductor is served only for transmitting driving torque to driving wheel, thus realizes providing
The reductor of less driving torque also can make driving wheel bear the effect of bigger radial load.This reality
With the ring rail crane of novel offer, the most also there is above-mentioned Advantageous Effects.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes this
A part for application, schematic description and description of the present utility model is only used for explaining this reality
With novel, it is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the partial structurtes schematic diagram of existing ring rail crane.
Fig. 2 is the structural representation of the driving means of existing ring rail crane.
Fig. 3 is the structural representation of the driving means embodiment of this utility model ring rail crane.
Detailed description of the invention
Below by drawings and Examples, the technical solution of the utility model is done the most in detail
Thin description.
Detailed description of the invention of the present utility model is for the ease of to design of the present utility model, institute
The technical characteristic solving the technical problem that, constituting technical scheme and the technique effect brought have more to enter
The explanation of one step.It should be noted that the explanation for these embodiments is not intended that this
The restriction of utility model.Additionally, embodiment of the present utility model described below relates to
Just can be mutually combined as long as technical characteristic does not constitutes conflict each other.
It is difficult to meet its need for the driving means of current existing ring rail crane less simultaneously
Driving torque but the requirement of bigger radial load must be born, applicant changes prior art
The version of the driving means of ring rail crane, devises the driving dress of a kind of ring rail crane
Put, by arranging bearing, driving wheel is rotatably arranged in the frame of ring rail crane, makes
The bigger radial load that driving wheel bears directly is undertaken by frame, and radial load does not transmits or seldom
It is transferred to reductor undertake, and reductor is served only for transmitting driving torque to driving wheel, thus real
The reductor now providing less driving torque also can make driving wheel bear the effect of bigger radial load.
In one schematic embodiment of driving means of this utility model ring rail crane, as
Shown in Fig. 3, the driving means of ring rail crane includes: reductor 1, driving wheel 2 and axle
Holding 3, the drive shaft 11 of reductor 1 is fixing with driving wheel 2 to be connected, and driving wheel 2 passes through bearing
In 3 frames 5 being rotatably arranged in ring rail crane.
In this schematic embodiment, by arranging bearing 3, driving wheel 2 is set rotationally
Put in the frame 5 of ring rail crane, make bigger radial load that driving wheel 2 bears directly by
Frame 5 undertakes, and radial load does not transmits or is seldom transferred to reductor 1 and undertakes, and reductor
1 is served only for transmitting driving torque to driving wheel 2, thus realizes providing subtracting of less driving torque
Speed machine also can make driving wheel bear the effect of bigger radial load.
In one preferred embodiment of driving means of this utility model ring rail crane, such as figure
Shown in 3, driving means also includes the connecting cylinder 4 with central recess 41, and connecting cylinder 4 is used for
Fixing with frame 5 and be connected, driving wheel 2 forms rotating company by bearing 3 and connecting cylinder 4
Connect, in the centrally disposed recess of reductor 1 41.For the connecting cylinder that be connected fixing with frame 5
4 form rotating connection by bearing 3 with driving wheel 2, and radial load is passed by driving wheel 2
Pass connecting cylinder 4 and then pass to frame 5, and reductor 1 is arranged in connecting cylinder 4
In heart recess 41, on the one hand it can be avoided that the radial load passing to connecting cylinder 4 is transferred to then
Reductor 1, on the other hand be easy to reductor 1 stably passes to driving wheel 2 by driving torque,
Transmit reliable and stable, there is higher structural strength, there is higher exploitativeness.
Additionally, in order to avoid driving wheel 2 is by the drive shaft 11 of radial load transfer to reductor 1,
In a preferred embodiment, as it is shown on figure 3, the periphery of drive shaft 11 and driving wheel 2
Between there is radial clearance, this radial clearance can drive during prevent outside drive shaft 11
Week radially contacts with driving wheel 2, thus effectively cuts off the radial load biography to drive shaft 11
Pass path.
The most just connecting cylinder 4 and reductor 1 are fixedly connected in frame 5, at one
In preferred embodiment, as it is shown on figure 3, central recess 41 is near the inner circumferential of one end of frame 5
Being provided with the first flange 42 of radially convex, it is outside that the periphery of the housing 12 of reductor 1 is provided with footpath
The second convex flange 121, by bolt through the first corresponding flange 42 and the second flange 121
Flange hole connecting cylinder 4 and reductor 1 are together fixedly connected in frame 5.By this knot
The connection of configuration formula, bolt passes the first corresponding flange 42 and flange hole of the second flange 121,
Utilize one group of bolt that connecting cylinder 4 and 1 two parts of reductor are together fixedly connected on frame 5,
Simplifying attachment structure, connective stability also is able to be ensured well.
As the improvement to above preferred embodiment, as it is shown on figure 3, the periphery of drive shaft 11
Being provided with the cambered outwards three-flange 111 in footpath, three-flange 111 is with driving wheel 2 by screw thread even
Access node structure achieves a fixed connection.By arranging three-flange 111 and utilizing screw connection structure to make
Drive shaft 11 is formed with driving wheel 2 and is axially connected reliably, reductor 1 can reliably by
Driving torque is reliably delivered to driving wheel 2, can be well compared to radially connected mode
Avoid driving wheel 2 by radial load transfer to drive shaft 11.It is further preferred that three-flange
111 are provided with for driving wheel 2 carries out the spacing limited step with formation radial clearance.Spacing
The setting of step can not only improve the connective stability of drive shaft 11 and driving wheel 2 further,
And the radial clearance being formed between periphery and the driving wheel 2 of drive shaft 11 can be easy to, enter one
Step improves the working stability performance of driving means, has higher exploitativeness.
In another preferred embodiment of driving means of this utility model ring rail crane, as
Shown in Fig. 3, driving wheel 2 is provided with the annular groove 21 around driving wheel 2 axial line, bearing 3
It is arranged in annular groove 21, in connecting cylinder 4 is set in annular groove 21 and by bearing 3
Rotating connection is formed with driving wheel 2.By arranging around driving wheel 2 on driving wheel 2
The annular groove 21 of axial line, is arranged on annular groove 21 inner bearing 3 and is set in annular recessed
Connecting cylinder 4 in groove 21 can form reliable and stable being rotatably connected, it is simple to connecting cylinder 4
Stably support driving wheel 2.Concrete or preferably, as it is shown on figure 3, the inner ring of bearing 3
On 31 inner peripheral surfaces being set in annular groove 21, the outer ring 32 of bearing 3 is set in central recess
On the inner peripheral surface of 41, so it is easy to the connection of drive shaft 11 and driving wheel so that compact conformation
And there is higher structural strength.It is of course also possible to bearing 3 is arranged on outside connecting cylinder 4
Between week and annular groove 21.
As the further improvement to above preferred embodiment, as it is shown in figure 1, at annular groove
It is equipped with for bearing 3 is carried out axially on the inner peripheral surface of 21 and the inner peripheral surface of central recess 41
The positioning step of location.Positioning step ensure that bearing 3 is arranged in predeterminated position, it is to avoid
During driving, there is axial dipole field, improve the job stability of driving means.
This utility model additionally provides a kind of ring rail crane, and it includes above-mentioned ring rail crane
Driving means.Owing to the driving means of this utility model ring rail crane is capable of providing relatively
The reductor of little driving torque also can make driving wheel bear the effect of bigger radial load, correspondingly,
This utility model ring rail crane also has above-mentioned Advantageous Effects, does not repeats them here.
Above in association with embodiment embodiment of the present utility model is described in detail, but
This utility model is not limited to described embodiment.For a person skilled in the art,
In the case of without departing from principle of the present utility model and connotation, these embodiments are carried out
Multiple change, amendment, equivalence replace and modification still fall within protection domain of the present utility model it
In.
Claims (10)
1. the driving means of a ring rail crane, it is characterised in that including: reductor (1),
Driving wheel (2) and bearing (3), the drive shaft (11) of described reductor (1) is with described
Driving wheel (2) is fixing to be connected, and described driving wheel (2) is by described bearing (3) rotationally
It is arranged in the frame (5) of described ring rail crane.
The driving means of ring rail crane the most according to claim 1, it is characterised in that
Also include the connecting cylinder (4) with central recess (41), described connecting cylinder (4) for
Described frame (5) is fixing to be connected, and described driving wheel (2) passes through described bearing (3) with described
Connecting cylinder (4) forms rotating connection, and described reductor (1) is arranged on described central fovea
In mouth (41).
The driving means of ring rail crane the most according to claim 2, it is characterised in that
The described central recess (41) inner circumferential near one end of described frame (5) is provided with radial direction convex
First flange (42), the periphery of the housing (12) of described reductor (1) is provided with footpath convex
The second flange (121), by bolt through corresponding described first flange (42) and described
The flange hole of the second flange (121) is by described connecting cylinder (4) and described reductor (1) together
It is fixedly connected in described frame (5).
The driving means of ring rail crane the most according to claim 1, it is characterised in that
Between periphery and the described driving wheel (2) of described drive shaft (11), there is radial clearance.
The driving means of ring rail crane the most according to claim 4, it is characterised in that
The periphery of described drive shaft (11) is provided with the cambered outwards three-flange in footpath (111), and the described 3rd
Flange (111) is threaded connection structure with described driving wheel (2) and achieves a fixed connection.
The driving means of ring rail crane the most according to claim 5, it is characterised in that
Described three-flange (111) is provided with for carrying out described driving wheel (2) spacing to form institute
State the limited step of radial clearance.
The driving means of ring rail crane the most according to claim 2, it is characterised in that
Described driving wheel (2) is provided with the annular groove (21) around described driving wheel (2) axial line,
Described bearing (3) is arranged in described annular groove (21), and described connecting cylinder (4) is sheathed
In described annular groove (21) and by described bearing (3) and described driving wheel (2) shape
Become rotating connection.
The driving means of ring rail crane the most according to claim 7, it is characterised in that
The inner ring (31) of described bearing (3) is set on the inner peripheral surface of described annular groove (21),
The outer ring (32) of described bearing (3) is set on the inner peripheral surface of described central recess (41).
The driving means of ring rail crane the most according to claim 8, it is characterised in that
On the inner peripheral surface of described annular groove (21) and the inner peripheral surface of described central recess (41) all
It is provided with the positioning step for described bearing (3) is axially positioned.
10. a ring rail crane, it is characterised in that include any one of claim 1～9 institute
The driving means of the ring rail crane stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620229144.9U CN205472283U (en) | 2016-03-24 | 2016-03-24 | Drive arrangement and circular track hoist of circular track hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620229144.9U CN205472283U (en) | 2016-03-24 | 2016-03-24 | Drive arrangement and circular track hoist of circular track hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205472283U true CN205472283U (en) | 2016-08-17 |
Family
ID=56651450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620229144.9U Withdrawn - After Issue CN205472283U (en) | 2016-03-24 | 2016-03-24 | Drive arrangement and circular track hoist of circular track hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205472283U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105600679A (en) * | 2016-03-24 | 2016-05-25 | 徐工集团工程机械股份有限公司 | Drive device of circular-track crane and circular-track crane |
-
2016
- 2016-03-24 CN CN201620229144.9U patent/CN205472283U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105600679A (en) * | 2016-03-24 | 2016-05-25 | 徐工集团工程机械股份有限公司 | Drive device of circular-track crane and circular-track crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20170825 |