CN209024065U - A kind of walking mechanism of high pedestal jib crane - Google Patents
A kind of walking mechanism of high pedestal jib crane Download PDFInfo
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- CN209024065U CN209024065U CN201821620197.9U CN201821620197U CN209024065U CN 209024065 U CN209024065 U CN 209024065U CN 201821620197 U CN201821620197 U CN 201821620197U CN 209024065 U CN209024065 U CN 209024065U
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- walking mechanism
- protection block
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- axis
- wheel group
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Abstract
The utility model discloses a kind of walking mechanism of high pedestal jib crane, including walking mechanism ontology, walking mechanism ontology includes sliding rail, upper equalizer bar, it is connected to 2 lower equalizer bars at equalizer bar both ends, one end of lower equalizer bar is connected with adhesion wheel group, its other end is connected with driven wheel group, adhesion wheel group includes active vehicle frame, decelerating motor and 2 adhesion wheels rotated by decelerating motor driving, driven wheel group includes driven carriage and 2 driven wheels being set on driven carriage, the bottom of active vehicle frame, the bottom of driven carriage is provided with off-axis protection block, vertical range between off-axis protection block and sliding rail is 3mm~8mm.The utility model is by being arranged off-axis protection block in the bottom of active vehicle frame, driven carriage; and the vertical range between strict control off-axis protection block and sliding rail is in 3mm~8mm; and then when off-axis phenomenon occurs; it can play a supporting role; avoid the occurrence of phenomenon of toppling; security risk is eliminated, safety is substantially increased.
Description
Technical field
The utility model relates to crane field more particularly to a kind of walking mechanisms of high pedestal jib crane.
Background technique
Lifting equipment is divided into high pedestal jib crane, bridge crane, beam cranes and cantilever crane by device structure.
High pedestal jib crane be mainly used in construction site, factory floor and shipyard harbour weight lifting, the operations work such as move horizontally
Make.High pedestal jib crane is mainly made of hoisting overhead travelling crane, girder, supporting leg, walking mechanism and electric hydraulic system；Its working principle
Be: using the hoisting overhead travelling crane being mounted on girder by heavy lift, supporting leg upper end connects girder, and lower end and walking mechanism connect
It connects, by the driving for the motor being mounted in walking mechanism, realizes the effect that hoisting overhead travelling crane moves on the slide rail, while lifting day
Che Yike walks on girder, finally realizes the effect hung weight from a place and move on to another place.
For high pedestal jib crane after long-term operation, easily there is off-axis phenomenon in walking mechanism, due to existing seat type lifting
The walking mechanism of machine lacks corresponding protective device, once there is off-axis phenomenon, easily causes to topple, and security risk is very big, by
This, is badly in need of solving.
Utility model content
The purpose of this utility model is that in view of the above-mentioned problems, a kind of walking mechanism of high pedestal jib crane is provided, with solution
Easily occur toppling after the walking mechanism off-axis of certainly existing gate seat machine phenomenon the problem of.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of walking mechanism of high pedestal jib crane, including walking mechanism ontology, the walking mechanism ontology include sliding rail,
Upper equalizer bar, 2 lower equalizer bars for being connected to equalizer bar both ends, one end of the lower equalizer bar are connected with adhesion wheel group,
Its other end is connected with driven wheel group, and the adhesion wheel group includes active vehicle frame, decelerating motor and driven by decelerating motor
2 adhesion wheels of rotation, the driven wheel group include driven carriage and 2 driven wheels being set on driven carriage,
The bottom of the active vehicle frame, the bottom of driven carriage are provided with off-axis protection block, between the off-axis protection block and sliding rail
Vertical range be 3mm~8mm.
As a kind of preferred embodiment of the utility model, the vertical range between the off-axis protection block and sliding rail is 5mm.
As a kind of preferred embodiment of the utility model, 2 masters are set to positioned at the off-axis protection block of active bottom of frame
The centre of motor car wheel.
As a kind of preferred embodiment of the utility model, the off-axis protection block positioned at driven carriage bottom be set to 2 from
The centre of motor car wheel.
As a kind of preferred embodiment of the utility model, the bottom surface of the off-axis protection block include middle horizontal segment and
First segment, the second segment of two sides, the first segment, second segment are by the acclivitous inclined-plane in middle to outside；By adopting
With such design, the i.e. setting on inclined-plane, overturn-preventing ability can be further improved.
The beneficial effects of the utility model are, a kind of walking mechanism of high pedestal jib crane by active vehicle frame,
The bottom of driven carriage is arranged off-axis protection block, and the vertical range between strict control off-axis protection block and sliding rail 3mm~
8mm, and then when off-axis phenomenon occurs, it can play a supporting role, avoid the occurrence of phenomenon of toppling, eliminate security risk, greatly
Safety is improved greatly.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the walking mechanism of high pedestal jib crane；
Fig. 2 is the schematic cross-section of main motor-car frame/driven carriage.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.It can manage
Solution, embodiment described herein are used only for explaining the utility model, rather than the restriction to the utility model.
It please refers to shown in Fig. 1 and Fig. 2, Fig. 1 is a kind of structural schematic diagram of the walking mechanism of high pedestal jib crane；Fig. 2 is
Active vehicle frame/driven carriage schematic cross-section.
In this present embodiment, a kind of walking mechanism of high pedestal jib crane, including walking mechanism ontology, the walking mechanism
Ontology includes sliding rail, upper equalizer bar 1,2 lower equalizer bars 2 for being connected to 1 both ends of equalizer bar, one end of the lower equalizer bar 2
It is connected with adhesion wheel group, the other end is connected with driven wheel group, and the adhesion wheel group includes active vehicle frame 3, slow down electricity
Machine 4 and by decelerating motor 4 driving rotation 2 adhesion wheels 5, the driven wheel group include driven carriage 7 and be set to from
2 driven wheels 8 on motor-car frame 7, the bottom of the active vehicle frame 3, the bottom of driven carriage 7 are provided with off-axis protection block
6, the vertical range between the off-axis protection block 6 and sliding rail is 5mm, and the off-axis protection block 6 positioned at 3 bottom of active vehicle frame is arranged
In the centre of 2 adhesion wheels 5, the off-axis protection block 6 positioned at 7 bottom of driven carriage is set to the centre of 2 driven wheels 8,
The bottom surface of the off-axis protection block 6 includes the horizontal segment 61 of middle and first segment 62, the second segment 63 of two sides, the first segment
62, second segment 63 is for by the acclivitous inclined-plane in middle to outside.
Although the vertical range between the off-axis protection block 6 and sliding rail is 5mm it is noted that in the present embodiment,
But the utility model is without being limited thereto, the vertical range between off-axis protection block 6 and sliding rail can also be 3mm or 8mm or be located at
Any number between the two, the selection of the present embodiment 5mm, support effect is best, avoids the ability of toppling most strong, practical for this
Novel preferred embodiment.
A kind of walking mechanism of above-mentioned high pedestal jib crane is by being arranged off-axis in the bottom of active vehicle frame 3, driven carriage 7
Protection block 6, and the vertical range between strict control off-axis protection block 6 and sliding rail is in 5mm, and then when off-axis phenomenon occurs,
Off-axis protection block 6 can be supported jointly and can be played a supporting role with 5/ driven wheel 8 of adhesion wheel of non-off-axis, be avoided the occurrence of
It topples phenomenon, eliminates security risk, substantially increase safety.
Above embodiments only elaborate the basic principles and features of the present invention, and the utility model is not by above-mentioned implementation
Example limitation, on the premise of not departing from the spirit and scope of the utility model, the present invention has various changes and changes, these
Changes and modifications are fallen within the scope of the claimed invention.The utility model requires protection scope is by appended right
Claim defines.
Claims (5)
1. a kind of walking mechanism of high pedestal jib crane, including walking mechanism ontology, it is characterised in that: the walking mechanism ontology
Including sliding rail, upper equalizer bar, 2 lower equalizer bars for being connected to upper equalizer bar both ends, one end of the lower equalizer bar is connected with master
Motor car wheel group, the other end are connected with driven wheel group, and the adhesion wheel group includes active vehicle frame, decelerating motor and by slowing down
2 adhesion wheels of motor driven rotation, the driven wheel group include driven carriage and be set on driven carriage 2 from
Motor car wheel, the bottom of the active vehicle frame, the bottom of driven carriage are provided with off-axis protection block, the off-axis protection block and cunning
Vertical range between rail is 3mm~8mm.
2. a kind of walking mechanism of high pedestal jib crane according to claim 1, it is characterised in that: the off-axis protection block
Vertical range between sliding rail is 5mm.
3. a kind of walking mechanism of high pedestal jib crane according to claim 1 or 2, it is characterised in that: be located at active vehicle
The off-axis protection block of frame bottom is set to the centre of 2 adhesion wheels.
4. a kind of walking mechanism of high pedestal jib crane according to claim 3, it is characterised in that: be located at driven carriage bottom
The off-axis protection block in portion is set to the centre of 2 driven wheels.
5. a kind of walking mechanism of high pedestal jib crane according to claim 1 or 2 or 4, it is characterised in that: the off-axis
The bottom surface of protection block includes the horizontal segment of middle and first segment, the second segment of two sides, and the first segment, second segment are in
Between to the acclivitous inclined-plane in outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821620197.9U CN209024065U (en) | 2018-09-30 | 2018-09-30 | A kind of walking mechanism of high pedestal jib crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821620197.9U CN209024065U (en) | 2018-09-30 | 2018-09-30 | A kind of walking mechanism of high pedestal jib crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209024065U true CN209024065U (en) | 2019-06-25 |
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ID=66905848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821620197.9U Active CN209024065U (en) | 2018-09-30 | 2018-09-30 | A kind of walking mechanism of high pedestal jib crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209024065U (en) |
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2018
- 2018-09-30 CN CN201821620197.9U patent/CN209024065U/en active Active
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