CN208964490U - A kind of aerial lift device and its lifting mechanism - Google Patents
A kind of aerial lift device and its lifting mechanism Download PDFInfo
- Publication number
- CN208964490U CN208964490U CN201821677344.6U CN201821677344U CN208964490U CN 208964490 U CN208964490 U CN 208964490U CN 201821677344 U CN201821677344 U CN 201821677344U CN 208964490 U CN208964490 U CN 208964490U
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- China
- Prior art keywords
- drag chain
- turntable
- lifting mechanism
- harness
- cantilever crane
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- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 abstract description 11
- 238000005299 abrasion Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses a kind of lifting mechanisms, and including harness, turntable and the cantilever crane being articulated on turntable, the periphery of harness is equipped with the drag chain for protection wire, and the first end of drag chain is connect with cantilever crane, second end and turntable connect.Drag chain can separate harness with other external attachmentes, avoid harness from directly contacting in active procedure with other attachmentes, to reduce the abrasion of harness.The invention also discloses a kind of aerial lift device with above-mentioned lifting mechanism, harness service life is longer.
Description
Technical field
The utility model relates to technical field of engineering machinery, more specifically to a kind of lifting mechanism.In addition, this reality
A kind of aerial lift device including above-mentioned lifting mechanism is further related to novel.
Background technique
The lifting mechanism of aerial lift device generally includes turntable and cantilever crane, and cantilever crane is mounted on turntable by connecting shaft；
In addition, the normal operation in order to ensure lifting mechanism, is generally also equipped with the cable of transmission electric power and conveys oil for hydraulic device
The oil pipe of liquid.During the work time, turntable is fixed and cantilever crane carries out luffing and act up and down using connecting shaft as the center of circle and stretches, cable oil
Pipe is fixedly connected by the tail portion of cantilever crane with turntable, and as cantilever crane moves jointly.
However, cable and oil pipe are generally arranged at the inside of turntable, simultaneously because being also equipped with hydraulic valve etc. on the inside of turntable
Other attachmentes, therefore cable and oil pipe are easy to generate scraping with other attachmentes in active procedure, especially when other attachmentes exist
When more sharp acuter angles, it is easier to cause cable and oil pipe damaged.
It is current those skilled in the art in conclusion how to provide a kind of lifting mechanism for avoiding oil pipe, cable damage
Urgent problem to be solved.
Utility model content
In view of this, can subtract during cantilever crane rotation the purpose of the utility model is to provide a kind of lifting mechanism
The damage of few harness.The another object of the utility model is to provide a kind of aerial lift device including above-mentioned lifting mechanism.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of lifting mechanism, including harness, turntable and the cantilever crane being articulated on the turntable, the periphery of the harness is equipped with
For protecting the drag chain of the harness, the first end of the drag chain is connect with the cantilever crane, second end is connect with the turntable.
Preferably, the turntable is equipped with the limiting section for limiting the drag chain radial position, and the limiting section is located at described drag
The middle part of chain.
Preferably, the limiting section includes the fixing axle of both ends are fixedly connected with turntable U-shaped, the drag chain
Between the fixing axle and the turntable.
Preferably, the periphery of the fixing axle is arranged with directive wheel, and the circumferential side wall of the directive wheel and the drag chain paste
It closes.
Preferably, the cantilever crane is equipped with mounting hole, is equipped with hinge axis in the mounting hole；The first end of the drag chain is fixed
It is connected with articulated slab, and the articulated slab is equipped with the axle sleeve hole for being sheathed on the hinge axis periphery.
Preferably, the second end of the drag chain is fixedly connected by pre- taut band with the turntable, and the pre- taut band is elasticity
Structural member.
A kind of aerial lift device, including any one of the above lifting mechanism.
Lifting mechanism provided by the utility model includes harness, turntable cantilever crane, wherein cantilever crane is hinged with turntable, outside harness
It is arranged with drag chain week, drag chain one end is connect with cantilever crane, the other end and turntable are fixed.Since harness is installed on the inside of drag chain, drag
Chain can separate harness with other external attachmentes, so that harness be avoided directly to connect in cantilever crane rotation process with other attachmentes
Touching reduces the abrasion of harness, reduces the risk of harness damage.Present invention also provides a kind of high-altitudes with above-mentioned lifting mechanism
Operating equipment, harness service life are longer.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram that lifting mechanism provided by the utility model is in the first operating condition；
Fig. 2 is the structural schematic diagram that lifting mechanism provided by the utility model is in the second operating condition.
Appended drawing reference in Fig. 1~2 are as follows:
Turntable 1, cantilever crane 2, connecting shaft 3, hinge axis 4, articulated slab 5, fixing axle 6, directive wheel 7, drag chain 8, pre- taut band 9.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of lifting mechanism, can reduce cable and oil during cantilever crane rotation
The damage that pipe is subject to.Another core of the utility model is to provide a kind of aerial lift device including above-mentioned lifting mechanism.
Please referring to Fig. 1~2, Fig. 1 and Fig. 2 is respectively that lifting mechanism provided by the utility model is in the first operating condition and
The structural schematic diagram of two operating conditions.
The utility model provides a kind of lifting mechanism, including harness, turntable 1 and the cantilever crane 2 being articulated on turntable 1, line
The periphery of beam is equipped with the drag chain 8 for protection wire, and the first end of drag chain 8 is connect with cantilever crane 2, second end and turntable 1 connect.
Specifically, cantilever crane 2 is carried out hingedly by connecting shaft 3 and turntable 1, cantilever crane 2 is tail portion close to one end of turntable 1,
Cantilever crane 2 around connecting shaft 3 rotate during, tail portion is swung up and down；Cantilever crane 2 far from the region of turntable 1 be provided with hydraulic system and
Control cabinet.
Harness specifically includes oil pipe and cable, wherein oil pipe is connect to hydraulic system delivering oil, cable with control cabinet.
Oil pipe and cable are fixed and are upwardly extended with the tail portion of cantilever crane 2, until the two is connect with hydraulic system and control cabinet respectively.
Drag chain 8 is sheathed on the periphery of harness, is mainly used for for harness being isolated with other external attachmentes, both ends respectively with
Cantilever crane 2 and turntable 1 connect.Drag chain 8 can be specifically spliced using the chain of more piece inner hollow, can also be specifically using soft
Pipe is made.Harness is set in the inside of drag chain 8, and drag chain 8 can be avoided harness and directly contact with other attachmentes, realizes protection wire
Effect.
Lifting mechanism provided by the present application is arranged with drag chain 8 in the periphery of cable and oil pipe, and drag chain can be by harness and its
He separates attachment.During rotation, other accessory contacts of 1 inside of drag chain 8 and turntable are located at drag chain 8 to reduce to cantilever crane 2
The abrasion of internal harness, extends the service life of harness.
Further, it is contemplated that in 2 rotation process of cantilever crane, the axis of drag chain 8 can generate offset, so as to cause 8 edge of drag chain
The rotational plane activity of cantilever crane 2.In order to reduce abrasion of the drag chain 8 in moving process, on the basis of the above embodiments, turntable
1 is equipped with the limiting section of limitation 8 radial position of drag chain, and limiting section is located at the middle part of drag chain 8.
Specifically, limiting section is arranged in the outside of drag chain 8 and is located at the middle part of the drag chain 8 of connection turntable 1 and cantilever crane 2.When
When cantilever crane 2 rotates, drag chain 8 offsets with limiting section.Therefore, the position of the drag chain 8 between limiting section and turntable 1 is kept fixed
Or only make the offset of axis generation by a small margin, and then reduce the scraping risk of 1 other attachmentes of inside of drag chain 8 and turntable.
Optionally, in a kind of embodiment provided by the present application, limiting section includes both ends are fixedly connected with turntable 1, U-shaped
Fixing axle 6, drag chain 8 be set between fixing axle 6 and turntable 1.Specifically, fixing axle 6 is in U-shape, the both ends of opening with turn
Platform 1 is fixed, so that drag chain 8 to be socketed on to the inside of the segmental arc of itself, limits to drag chain 8.It should be understood that limiting section
It can also be ring structure or other position limiting structures that can be offseted with 8 side wall of drag chain.
Further, it is contemplated that drag chain 8 can generate axial movement in amplitude changing process, in order to reduce drag chain 8 and fixing axle 6
Between friction, the periphery of fixing axle 6 is arranged with directive wheel 7, and the circumferential side wall of directive wheel 7 is bonded with drag chain 8.Specifically, leading
To wheel 7 central axis generally perpendicular to the rotational plane of cantilever crane 2, in pre- 9 telescopic process of taut band, directive wheel 7 is by drag chain 8 and solid
The sliding friction of dead axle 6 is converted to rolling friction, reduces the frictional force between drag chain 8 and fixing axle 6, thus more convenient drag chain 8
Movement.
Further, in order to optimize the using effect of lifting mechanism, on the basis of any one above-mentioned embodiment, drag chain
8 is hingedly fixed with cantilever crane 2.Specifically, in view of the angle meeting in 2 luffing rotation process of cantilever crane, between drag chain 8 and cantilever crane 2
It changes correspondingly, drag chain 8 is fixedly connected with the damage for be easy to causeing drag chain 8 with cantilever crane 2.Therefore, the application was preferably rotated in cantilever crane 2
Cheng Zhong, drag chain 8 is able to carry out to be rotated around drag chain 8 and the junction of cantilever crane 2.
Optionally, in a kind of embodiment provided by the present application, cantilever crane 2 is equipped with mounting hole, is equipped with hinge axis 4 in mounting hole；
Drag chain 8 is fixedly connected with articulated slab 5, and articulated slab 5 is equipped with the axle sleeve hole for being sheathed on 4 periphery of hinge axis.Specifically, articulated slab 5
One end is fixedly connected with drag chain 8, the other end and cantilever crane 2 are hinged simultaneously, and during the rotation of 2 luffing of cantilever crane, articulated slab 5 can
It is swung clockwise or counterclockwise centered on hinge axis 4, along 2 rotational plane of cantilever crane.
Further, in order to which the using effect for optimizing lifting mechanism is dragged on the basis of any one above-mentioned embodiment
The second end of chain 8 is fixedly connected by pre- taut band 9 with turntable 1, and pre- taut band 9 is elastic structure.
Specifically, pre- taut band 9 can connect with drag chain 8 for stretch cord or other flexible components, one end, is another
End and turntable 1 are fixed, and specific connection type can be with reference to bonding, clamping or other fixed forms in the prior art.It is working
In the process, its tail portion is rotated down around connecting shaft 3 when cantilever crane 2 lifts upwards, and pre- taut band 9 will drive drag chain 8 and retract downwards；Work as tail
When portion is rotated up, pre- taut band 9 is stretched under the action of pulling force, and the relatively close cantilever crane 2 in the lower end of drag chain 8 shortens drag chain 8
The distance at both ends avoids drag chain 8 from being broken because tensile stress is excessive, to reduce the risk of the damage of drag chain 8.
In addition to above-mentioned lifting mechanism, the utility model also provides a kind of aerial lift device including above-mentioned lifting mechanism,
The aerial lift device is due to having used above-mentioned lifting mechanism, and cable and oil pipe are hardly damaged during cantilever crane 2 rotates, from
And extend the service life of harness.Refer to the prior art for the structure of other each sections of the aerial lift device, herein not
It repeats again.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Aerial lift device provided by the utility model and its lifting mechanism are described in detail above.Herein
Specific case is applied to be expounded the principles of the present invention and embodiment, the explanation of above example is only intended to
Help understands the method and its core concept of the utility model.It should be pointed out that coming for those skilled in the art
It says, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, these change
Into in the protection scope for also falling into the utility model claims with modification.
Claims (7)
1. a kind of lifting mechanism, which is characterized in that including harness, turntable (1) and the cantilever crane (2) being articulated on the turntable (1),
The periphery of the harness is equipped with the drag chain (8) for protecting the harness, first end and the cantilever crane (2) of the drag chain (8)
Connection, second end are connect with the turntable (1).
2. lifting mechanism according to claim 1, which is characterized in that the turntable (1), which is equipped with, limits drag chain (8) diameter
To the limiting section of position, the limiting section is located at the middle part of the drag chain (8).
3. lifting mechanism according to claim 2, which is characterized in that the limiting section include both ends with the turntable
(1) fixing axle (6) be fixedly connected, U-shaped, the drag chain (8) are set between the fixing axle (6) and the turntable (1).
4. lifting mechanism according to claim 3, which is characterized in that the periphery of the fixing axle (6) is arranged with directive wheel
(7), the circumferential side wall of the directive wheel (7) is bonded with the drag chain (8).
5. lifting mechanism according to claim 1, which is characterized in that the cantilever crane (2) is equipped with mounting hole, the mounting hole
In be equipped with hinge axis (4)；The first end of the drag chain (8) is fixedly connected with articulated slab (5), and the articulated slab (5) is equipped with set
Axle sleeve hole set on the hinge axis (4) periphery.
6. lifting mechanism described in any one according to claim 1~5, which is characterized in that the second end of the drag chain (8) is logical
It crosses pre- taut band (9) to be fixedly connected with the turntable (1), the pre- taut band (9) is elastic structure.
7. a kind of aerial lift device, which is characterized in that including lifting mechanism described in claim 1~6 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821677344.6U CN208964490U (en) | 2018-10-16 | 2018-10-16 | A kind of aerial lift device and its lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821677344.6U CN208964490U (en) | 2018-10-16 | 2018-10-16 | A kind of aerial lift device and its lifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208964490U true CN208964490U (en) | 2019-06-11 |
Family
ID=66759554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821677344.6U Active CN208964490U (en) | 2018-10-16 | 2018-10-16 | A kind of aerial lift device and its lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208964490U (en) |
-
2018
- 2018-10-16 CN CN201821677344.6U patent/CN208964490U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410206 East 128 Jinzhou Avenue, Ningxiang High-tech Industrial Park, Changsha City, Hunan Province Patentee after: Hunan Xingbang Intelligent Equipment Co.,Ltd. Address before: 410206 East 128 Jinzhou Avenue, Ningxiang High-tech Industrial Park, Changsha City, Hunan Province Patentee before: HUNAN SINOBOOM HEAVY INDUSTRY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hunan Xingbang Machinery Equipment Co.,Ltd. Assignor: Hunan Xingbang Intelligent Equipment Co.,Ltd. Contract record no.: X2024980000714 Denomination of utility model: A high-altitude operation equipment and its lifting mechanism Granted publication date: 20190611 License type: Common License Record date: 20240117 |
|
| EE01 | Entry into force of recordation of patent licensing contract |