CN204265295U - A kind of lifting landing leg and use the transfer crane of this supporting leg - Google Patents
A kind of lifting landing leg and use the transfer crane of this supporting leg Download PDFInfo
- Publication number
- CN204265295U CN204265295U CN201420749661.XU CN201420749661U CN204265295U CN 204265295 U CN204265295 U CN 204265295U CN 201420749661 U CN201420749661 U CN 201420749661U CN 204265295 U CN204265295 U CN 204265295U
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- CN
- China
- Prior art keywords
- supporting leg
- leg section
- running fix
- lower supporting
- hole
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of lifting landing leg and uses the transfer crane of this supporting leg, a kind of lifting landing leg comprises the upper and lower supporting leg section that split is arranged, upper supporting leg section guiding movement is assemblied in lower supporting leg section, lower supporting leg section is provided with the actuating device for driving upper supporting leg to move up and down; Upper supporting leg section be provided with at least two along the vertical direction interval lay running fix hole, lower supporting leg section is provided with the stationary positioned hole that arrange corresponding to running fix hole, and described a kind of lifting landing leg also comprises the position-limited lever for being installed in use in stationary positioned hole and the running fix hole corresponding with stationary positioned hole.A kind of lifting landing leg of the present utility model in use, drives upper supporting leg section to move up and down along lower supporting leg section by actuating device, thus changes the lifting altitude of transfer crane, simple to operate, reduces the operation requirements to workman.Meanwhile, the parts of a kind of lifting landing leg of the present utility model are less, and structure is simple, are conducive to reducing processing and manufacturing cost.
Description
Technical field
The utility model relates to elevator machinery field, particularly relates to a kind of lifting landing leg and uses the transfer crane of this supporting leg.
Background technology
The supporting leg of current most of transfer crane is integral structure, and this immobilizes with regard to making the maximum height of lift of transfer crane, during use, cannot require according to place civil engineering and regulate, which limits the application places of transfer crane.
Summary of the invention
The purpose of this utility model is to provide a kind of adjustable for height lifting landing leg.Meanwhile, the utility model additionally provides a kind of transfer crane using this lifting landing leg.
For achieving the above object, a kind of lifting landing leg of the present utility model adopts following technical scheme: a kind of lifting landing leg, it is characterized in that: comprise the upper and lower supporting leg section that split is arranged, described upper supporting leg section guiding movement is assemblied in described lower supporting leg section, described lower supporting leg section is provided with the actuating device for driving described upper supporting leg to move up and down; Described upper supporting leg section be provided with at least two along the vertical direction interval lay running fix hole, described lower supporting leg section is provided with the stationary positioned hole that arrange corresponding to described running fix hole, and described a kind of lifting landing leg also comprises the position-limited lever for being installed in use in described stationary positioned hole and the running fix hole corresponding with stationary positioned hole.
Described upper supporting leg section is sheathed in described lower supporting leg section, and described upper and lower supporting leg section is coordinated by the contact level guiding movement of the two.
Described each running fix hole arrangement forms spaced along the vertical direction running fix hole group, and each running fix hole group comprises at least two spaced running fix holes in left-right direction.
Described actuating device comprises hydraulic actuating cylinder, and piston rod and the described upper supporting leg section of hydraulic actuating cylinder are hinged.
A kind of transfer crane of the present utility model adopts following technical scheme: a kind of transfer crane, comprise lifting landing leg, lifting landing leg comprises the upper and lower supporting leg section that split is arranged, described upper supporting leg section guiding movement is assemblied in described lower supporting leg section, described lower supporting leg section is provided with the actuating device for driving described upper supporting leg to move up and down; Described upper supporting leg section be provided with at least two along the vertical direction interval lay running fix hole, described lower supporting leg section is provided with the stationary positioned hole that arrange corresponding to described running fix hole, and described lifting landing leg also comprises the position-limited lever for being installed in use in described stationary positioned hole and the running fix hole corresponding with stationary positioned hole.
Described upper supporting leg section is sheathed in described lower supporting leg section, and described upper and lower supporting leg section is coordinated by the contact level guiding movement of the two.
Described each running fix hole arrangement forms spaced along the vertical direction running fix hole group, and each running fix hole group comprises at least two spaced running fix holes in left-right direction.
Described actuating device comprises hydraulic actuating cylinder, and piston rod and the described upper supporting leg section of hydraulic actuating cylinder are hinged.
A kind of transfer crane of the present utility model comprises lifting landing leg, lifting landing leg comprises the upper and lower supporting leg section that split is arranged, supporting leg section guiding movement is assemblied in lower supporting leg section, lower supporting leg section is provided with the actuating device for driving described upper supporting leg to move up and down, so in use, drive upper supporting leg section to move up and down along lower supporting leg section by actuating device, thus change the lifting altitude of transfer crane, simple to operate.Meanwhile, above-mentioned upper supporting leg section be provided with at least two along the vertical direction interval lay running fix hole, lower supporting leg section is provided with the stationary positioned hole that arrange corresponding to running fix hole, like this after upper supporting leg section rises and rises to assigned address, just can realize highly carrying out spacing to the movement of upper supporting leg section by position-limited lever being inserted in stationary positioned hole and corresponding running fix hole, prevent upper supporting leg section from falling to causing the change of the lifting altitude of transfer crane, this set is without the need to expending the energy, simple to operate, reduce the operation requirements to workman.Above-mentioned lifting landing leg structure is simple, and parts are less, is conducive to reducing processing and manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of lifting landing leg of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation of a kind of embodiment of transfer crane of the present utility model.
Detailed description of the invention
A kind of lifting landing leg as shown in Figure 1-2, comprise the upper and lower supporting leg section that split is arranged, upper supporting leg section 1 guiding movement is assemblied in lower supporting leg section 3, lower supporting leg section is provided with the actuating device for driving upper supporting leg to move up and down.
Above-mentioned upper supporting leg section 1 is sheathed in lower supporting leg section 3, and upper and lower supporting leg section is coordinated by the contact level guiding movement of the two.In the present embodiment, the cross-sectional plane of lower supporting leg section is that square, above-mentioned upper supporting leg section is provided with the square inner bore coordinated with the outer peripheral face guiding movement of lower supporting leg section.This set can prevent upper supporting leg section from being shaken and run-off the straight in lifting process, improves the safe reliability of above-mentioned a kind of lifting landing leg.Certainly, in other embodiments, the cross-sectional plane of above-mentioned upper supporting leg section can also be U-shaped, and the overhanging section of U-shaped has the vertical plane coordinated with the outer peripheral face guiding movement of above-mentioned lower supporting leg section.In other embodiments, above-mentioned upper supporting leg section can also be positioned at the right side of lower supporting leg section, upper supporting leg section is provided with guide rail, and lower supporting leg section is provided with track adjusting wheel, and the guiding movement that upper and lower supporting leg section realizes upper and lower supporting leg section by track adjusting wheel and the guiding movement of guide rail coordinates.
Above-mentioned actuating device comprises hydraulic actuating cylinder 2, and the cylinder body of hydraulic actuating cylinder is fixedly arranged in lower supporting leg section, and piston rod and the upper supporting leg section of hydraulic actuating cylinder are hinged.Adopt the lifting of Driven by Hydraulic Cylinder upper supporting leg section, make use of the principle of hydraulic oil infinite speed variation, add the stability of upper supporting leg section lifting.Certainly, in other embodiments, above-mentioned actuating device comprises and is fixedly arranged on motor in lower supporting leg section and is fixedly arranged on the tooth bar that the length in upper supporting leg section extends along the vertical direction, the mouth of motor is provided with the gear with tooth bar engaged transmission, during use, by the rotating drive gear rack elevating of the output shaft of drive motor, realize the object driving the lifting of upper supporting leg section.
Upper supporting leg section be provided with at least two along the vertical direction interval lay running fix hole, lower supporting leg section is provided with the stationary positioned hole that arrange corresponding to running fix hole, is coated with for coordinating to realize highly carrying out spacing position-limited lever to the movement of upper supporting leg section with the plug-in mounting in corresponding running fix hole in stationary positioned hole.
In the present embodiment, upper supporting leg section is provided with the running fix hole that multiple interval is along the vertical direction laid, the arrangement of each running fix hole forms spaced along the vertical direction running fix hole group, and each running fix hole group comprises multiple spaced running fix hole in left-right direction.
Above-mentioned lower supporting leg section is provided with the stationary positioned hole that multiple interval is along the vertical direction laid, multiple stationary positioned hole arrangement formation stationary positioned hole group, this stationary positioned hole group comprises multiple spaced stationary positioned hole in left-right direction, and the multiple running fix holes one_to_one corresponding in multiple stationary positioned hole and one group of running fix hole group is arranged.Certainly, in other embodiments, above-mentioned multiple stationary positioned holes can also arrange and form multiple spaced along the vertical direction stationary positioned holes group, each stationary positioned hole group comprises multiple spaced stationary positioned hole in left-right direction, stationary positioned hole group and running fix hole group one_to_one corresponding are arranged, or the quantity of stationary positioned group is less than the quantity of running fix group.In other embodiments, the quantity in above-mentioned running fix hole can also be two or more, and when the quantity in running fix hole is two, the quantity in above-mentioned stationary positioned hole is one or two.
Above-mentioned position-limited lever is bearing pin, and certainly, in other embodiments, above-mentioned position-limited lever can also be bolt.
The utility model additionally provides a kind of transfer crane, as shown in Figure 3, it comprises spaced two lifting landing legs in left and right and bridges at the structure of girder 4, two lifting landing legs between two lifting landing legs consistent with the structure of above-mentioned a kind of lifting landing leg, does not repeat them here.
The present embodiment in use, according to the civil engineering requirement of using area, drive the piston rod of hydraulic actuating cylinder to stretch out upper supporting leg section is upwards hoisted, when after arrival assigned address, plug-in mounting bearing pin in multiple running fix holes of the running fix hole group corresponding with stationary positioned hole group, bearing pin is through being inserted into behind running fix hole in corresponding stationary positioned hole.When needing the bottom-to-top-height regulating upper and lower supporting leg section, pulling down bearing pin, driving hydraulic actuating cylinder to continue action.
Claims (8)
1. a lifting landing leg, is characterized in that: comprise the upper and lower supporting leg section that split is arranged, described upper supporting leg section guiding movement is assemblied in described lower supporting leg section, described lower supporting leg section is provided with the actuating device for driving described upper supporting leg to move up and down; Described upper supporting leg section be provided with at least two along the vertical direction interval lay running fix hole, described lower supporting leg section is provided with the stationary positioned hole that arrange corresponding to described running fix hole, and described a kind of lifting landing leg also comprises the position-limited lever for being installed in use in described stationary positioned hole and the running fix hole corresponding with stationary positioned hole.
2. a kind of lifting landing leg according to claim 1, is characterized in that: described upper supporting leg section is sheathed in described lower supporting leg section, and described upper and lower supporting leg section is coordinated by the contact level guiding movement of the two.
3. a kind of lifting landing leg according to claim 1, it is characterized in that: described each running fix hole arrangement forms spaced along the vertical direction running fix hole group, and each running fix hole group comprises at least two spaced running fix holes in left-right direction.
4. a kind of lifting landing leg according to any one of claim 1-3, is characterized in that: described actuating device comprises hydraulic actuating cylinder, and piston rod and the described upper supporting leg section of hydraulic actuating cylinder are hinged.
5. a transfer crane, it is characterized in that: comprise lifting landing leg, lifting landing leg comprises the upper and lower supporting leg section that split is arranged, and described upper supporting leg section guiding movement is assemblied in described lower supporting leg section, described lower supporting leg section is provided with the actuating device for driving described upper supporting leg to move up and down; Described upper supporting leg section be provided with at least two along the vertical direction interval lay running fix hole, described lower supporting leg section is provided with the stationary positioned hole that arrange corresponding to described running fix hole, and described lifting landing leg also comprises the position-limited lever for being installed in use in described stationary positioned hole and the running fix hole corresponding with stationary positioned hole.
6. a kind of transfer crane according to claim 5, is characterized in that: described upper supporting leg section is sheathed in described lower supporting leg section, and described upper and lower supporting leg section is coordinated by the contact level guiding movement of the two.
7. a kind of transfer crane according to claim 5, it is characterized in that: described each running fix hole arrangement forms spaced along the vertical direction running fix hole group, and each running fix hole group comprises at least two spaced running fix holes in left-right direction.
8. a kind of transfer crane according to any one of claim 5-7, is characterized in that: described actuating device comprises hydraulic actuating cylinder, and piston rod and the described upper supporting leg section of hydraulic actuating cylinder are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420749661.XU CN204265295U (en) | 2014-12-02 | 2014-12-02 | A kind of lifting landing leg and use the transfer crane of this supporting leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420749661.XU CN204265295U (en) | 2014-12-02 | 2014-12-02 | A kind of lifting landing leg and use the transfer crane of this supporting leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204265295U true CN204265295U (en) | 2015-04-15 |
Family
ID=52800174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420749661.XU Expired - Fee Related CN204265295U (en) | 2014-12-02 | 2014-12-02 | A kind of lifting landing leg and use the transfer crane of this supporting leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204265295U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105291264A (en) * | 2015-11-19 | 2016-02-03 | 长沙拓湃工程机械设备有限公司 | Auxiliary lifting landing leg, lifting method and engineering machine |
| CN106276597A (en) * | 2016-09-23 | 2017-01-04 | 周兆弟 | The row that can change height hangs |
| CN106395617A (en) * | 2016-06-22 | 2017-02-15 | 国网山东省电力公司烟台供电公司 | Crane for movable electrical equipment |
| CN113460874A (en) * | 2021-08-19 | 2021-10-01 | 安徽春华智能科技有限公司 | Self-jacking European crane |
-
2014
- 2014-12-02 CN CN201420749661.XU patent/CN204265295U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105291264A (en) * | 2015-11-19 | 2016-02-03 | 长沙拓湃工程机械设备有限公司 | Auxiliary lifting landing leg, lifting method and engineering machine |
| CN106395617A (en) * | 2016-06-22 | 2017-02-15 | 国网山东省电力公司烟台供电公司 | Crane for movable electrical equipment |
| CN106276597A (en) * | 2016-09-23 | 2017-01-04 | 周兆弟 | The row that can change height hangs |
| CN113460874A (en) * | 2021-08-19 | 2021-10-01 | 安徽春华智能科技有限公司 | Self-jacking European crane |
| CN113460874B (en) * | 2021-08-19 | 2023-09-29 | 安徽江河智能装备集团有限公司 | European crane capable of jacking |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20161202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |