CN112265921B - Engineering machinery landing leg - Google Patents
Engineering machinery landing leg Download PDFInfo
- Publication number
- CN112265921B CN112265921B CN202011266866.9A CN202011266866A CN112265921B CN 112265921 B CN112265921 B CN 112265921B CN 202011266866 A CN202011266866 A CN 202011266866A CN 112265921 B CN112265921 B CN 112265921B
- Authority
- CN
- China
- Prior art keywords
- main
- compression base
- vice
- compression
- resistance
- 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.)
- Active
Links
- 230000006835 compression Effects 0.000 claims abstract description 82
- 238000007906 compression Methods 0.000 claims abstract description 82
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 description 21
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
- B66C23/80—Supports, e.g. outriggers, for mobile cranes hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
- B60S9/10—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting by fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses an engineering machinery supporting leg, and relates to the technical field of engineering machinery. Including main resistance to compression base, vice resistance to compression base and main hydraulic stem, vice resistance to compression base is in main resistance to compression base's outer wall both sides, and main hydraulic stem is in main resistance to compression base's top department, and main resistance to compression base's top center department is fixed and is provided with fixed connecting block, and main resistance to compression base is close to the fixed top of fixed connecting block and is fixedly provided with the protection tube, and the outer wall center department cover of protection tube is equipped with the protective sheath. Through main resistance to compression base, vice resistance to compression base, main buffer block, vice buffer block, main steady block and vice steady block, can realize engineering machine tool and in the subaerial operation of road bed unevenness, improved work efficiency, reduced time limit for a project, through main hydraulic stem, vice hydraulic stem, protective sheath, fixed connection piece and swivelling joint post, when can realizing engineering machine tool operation, make engineering machine tool support on the landing leg, prevent to take place the tipping accident, improved security performance.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to an engineering machinery supporting leg.
Background
At present, the engineering machinery comprises an automobile crane, a concrete pump truck and the like, when the engineering machinery arrives at an operation site, the supporting leg arms are unfolded in a swinging or telescopic mode, and the supporting legs extend out to contact with the ground to support the vehicle body.
The existing engineering machinery supporting legs cannot work on the ground due to uneven roadbeds or soft roadbeds and other reasons, so that other operations cannot continue to work, some construction tasks which need to be completed on time cannot be completed, the construction period is delayed, and the second engineering machinery supporting legs are all of fixed height, so that the engineering machinery supporting legs cannot be completely attached to the ground, misoperation occurs during engineering, center deviation is caused, and rollover accidents are easy to occur.
Disclosure of Invention
The invention provides an engineering machinery supporting leg, which can realize the operation of engineering machinery on uneven ground of a roadbed through a main compression-resistant base, an auxiliary compression-resistant base, a main buffer block, an auxiliary buffer block, a main stabilizing block and an auxiliary stabilizing block, improve the working efficiency, reduce the construction period time, and enable the engineering machinery to be supported on the supporting leg when the engineering machinery is operated through a main hydraulic rod, an auxiliary hydraulic rod, a protective sleeve, a fixed connecting block and a rotary connecting column, prevent the occurrence of tipping accidents and improve the safety performance.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an engineering machine tool landing leg, includes main resistance to compression base, vice resistance to compression base and main hydraulic stem, vice resistance to compression base is in the outer wall both sides of main resistance to compression base, main hydraulic stem is in the top department of main resistance to compression base, the fixed connecting block that is provided with in top center department of main resistance to compression base, main resistance to compression base is close to the fixed protection tube that is provided with in top of fixed connecting block, and the outer wall center department cover of protection tube is equipped with the protective sheath, the outer wall bottom of main resistance to compression base is fixed to be provided with two vice buffer blocks, two the outer wall bottom of vice resistance to compression base all articulates there is the swivelling joint axle, and swivel joint axle's outer wall articulates in main resistance to compression base's outer wall top department, the inner wall bottom slip cap of main hydraulic stem is equipped with vice hydraulic stem, the back of main hydraulic stem is fixed to be provided with the slip telescopic column, the outer wall of slip telescopic column is inlayed and is equipped with the main spliced pole, the inner wall bottom slip cap of vice hydraulic stem is equipped with the swivel hydraulic column.
In order to improve the practicability of the device, the engineering machinery support leg is preferably provided with the main buffer blocks at the bottoms of the outer walls of the two auxiliary compression-resistant bases, and one sides of the main buffer blocks, which are far away from the auxiliary compression-resistant bases, are attached to the outer walls of the auxiliary buffer blocks.
In order to improve stability of the device, preferably, as one engineering machinery supporting leg of the invention, a plurality of main stabilizing blocks are fixedly arranged at the bottom of the main compression-resistant base, and a plurality of auxiliary stabilizing blocks are fixedly arranged at the tops of the two auxiliary compression-resistant bases.
In order to improve the fixability of the device, it is preferable that one side of the outer wall of the two auxiliary compression-resistant bases, which is close to each other, is fixedly provided with four fixing blocks, and the four fixing blocks are all positioned on the same horizontal plane.
In order to improve the functionality of the device, the engineering machinery supporting leg is preferably provided with the stabilizing spring embedded in the center of the bottom of the main compression-resistant base, and one end of the bottom of the stabilizing spring is fixedly provided with the stabilizing bottom plate.
In order to improve connectivity of the device, it is preferable that the engineering machinery support leg of the present invention is characterized in that a rotary connecting column is slidably sleeved on the bottom of the inner wall of the rotary hydraulic column, and the bottom of the outer wall of the rotary connecting column is embedded in the inner wall of the fixed connecting block.
The invention provides an engineering machinery supporting leg. The beneficial effects are as follows:
(1) According to the engineering machinery supporting leg, the engineering machinery can work on the ground with uneven roadbed through the main compression-resistant base, the auxiliary compression-resistant base, the main buffer block, the auxiliary buffer block, the main stabilizing block and the auxiliary stabilizing block, so that the working efficiency is improved, and the construction period time is shortened.
(2) According to the engineering machinery supporting leg, when engineering machinery operation can be achieved through the main hydraulic rod, the auxiliary hydraulic rod, the protective sleeve, the fixed connecting block and the rotary connecting column, the engineering machinery is supported on the supporting leg, rollover accidents are prevented, and safety performance is improved.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a top view of the present invention;
Fig. 3 is a front view of the present invention.
In the figure: 1. a main compression-resistant base; 2. an auxiliary compression-resistant base; 3. a main buffer block; 4. a sub buffer block; 5. rotating the hydraulic column; 6. an auxiliary hydraulic rod; 7. a main hydraulic rod; 8. sliding the telescopic column; 9. a main body connecting column; 10. a rotary connecting shaft; 11. a primary stabilizing block; 12. a secondary stabilizing block; 13. rotating the connecting column; 14. a protective tube; 15. a protective sleeve; 16. a fixed block; 17. fixing the connecting block; 18. a stabilizing spring; 19. stabilizing the bottom plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an engineering machine tool landing leg, including main resistance to compression base 1, vice resistance to compression base 2 and main hydraulic rod 7, vice resistance to compression base 2 is in the outer wall both sides of main resistance to compression base 1, main hydraulic rod 7 is in the top department of main resistance to compression base 1, the fixed connecting block 17 that is provided with in top center department of main resistance to compression base 1, the top that main resistance to compression base 1 is close to fixed connecting block 17 is fixed and is provided with protection tube 14, and the outer wall center department cover of protection tube 14 is equipped with protective sheath 15, the outer wall bottom of main resistance to compression base 1 is fixed to be provided with two vice buffer blocks 4, the outer wall bottom of two vice resistance to compression bases 2 all articulates there is swivelling joint axle 10, and the outer wall of swivelling joint axle 10 articulates in the outer wall top department of main resistance to compression base 1, the inner wall bottom slip cap of main hydraulic rod 7 is equipped with vice hydraulic rod 6, the back fixed of main hydraulic rod 7 is provided with slip telescopic column 8, the outer wall of slip telescopic column 8 is inlayed and is equipped with main connecting column 9, the inner wall bottom slip cap of vice hydraulic rod 6 is equipped with rotatory hydraulic column 5.
In this embodiment: through swivelling joint axle 10, can make two vice resistance to compression bases 2 and main resistance to compression base 1 rotate and be connected, through vice resistance to compression base 2, can make vice buffer block 4 fix on vice resistance to compression base 2, through swivelling joint post 13, can make main hydraulic rod 7 and fixed connection piece 17 interconnect, make vice hydraulic rod 6 slide through hydraulic pressure, vice hydraulic rod 6 makes rotatory hydraulic column 5 slide through hydraulic means, through slip telescopic column 8, can make main hydraulic rod 7 and main body spliced pole 9, make the landing leg can stretch out and draw back, make engineering machine tool support on the landing leg.
Specifically, the outer wall bottoms of the two auxiliary compression-resistant bases 2 are fixedly provided with a main buffer block 3, and one side, away from the auxiliary compression-resistant bases 2, of the main buffer block 3 is attached to the outer wall of the auxiliary buffer block 4.
In this embodiment: the main compression-resistant base 1 can be fixed on uneven ground by the main buffer block 3.
Specifically, a plurality of main stabilizing blocks 11 are fixedly arranged at the bottom of the main compression-resistant base 1, and a plurality of auxiliary stabilizing blocks 12 are fixedly arranged at the tops of the two auxiliary compression-resistant bases 2.
In this embodiment: the auxiliary compression-resistant base 2 can be fixed on uneven ground by the auxiliary stabilizing blocks 12, so that the stress area of the supporting leg of the engineering machinery is increased.
Specifically, four fixing blocks 16 are fixedly arranged on one side of the outer wall, which is close to each other, of the two auxiliary compression-resistant bases 2, and the four fixing blocks 16 are all located on the same horizontal plane.
In this embodiment: the auxiliary compression-resistant base 2 can have a fixing effect after being unfolded through the fixing blocks 16.
Specifically, the bottom center of the main compression-resistant base 1 is embedded with a stabilizing spring 18, and one end of the bottom of the stabilizing spring 18 is fixedly provided with a stabilizing bottom plate 19.
In this embodiment: the stabilizing bottom plate 19 can be attached to the ground through the stabilizing springs 18, so that the main compression-resistant base 1 can be contacted with the ground more stably.
Specifically, the inner wall bottom sliding sleeve of the rotary hydraulic column 5 is provided with a rotary connecting column 13, and the outer wall bottom of the rotary connecting column 13 is embedded at the inner wall of the fixed connecting block 17.
In this embodiment: the rotary hydraulic cylinder 5 can be connected to the fixed connection block 17 by the rotary connection cylinder 13, and the fixed connection block 17 can be rotated.
During the use, through the main part spliced pole 9 of being connected with engineering machine tool, make the landing leg outwards flexible, main hydraulic rod 7 hydraulic pressure makes vice hydraulic rod 6 slide, vice hydraulic rod 6 makes rotatory hydraulic column 5 slide through the hydraulic means, when ground is more even, directly descend main resistance to compression base 1, make main resistance to compression base 1 fix subaerial, when ground unevenness, when descending, open vice resistance to compression base 2, make main buffer block 3 and vice buffer block 4 laminating, main resistance to compression base 1 descends, make main resistance to compression base 1 fix subaerial on the road surface unevenness, make things convenient for the constructor work, improve work efficiency, when not using, lift main resistance to compression base 1, close vice resistance to compression base 2, stretch out and draw back main resistance to compression base 1, the protection tube 14 can protect the hydraulic tube and prevent the damage, firm spring 18, can make bottom plate 19 laminating ground, make main resistance to compression base 1 contact ground more stable.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides an engineering machine tool landing leg, includes main resistance to compression base (1), vice resistance to compression base (2) and main hydraulic stem (7), vice resistance to compression base (2) are in the outer wall both sides of main resistance to compression base (1), main hydraulic stem (7) are in the top department of main resistance to compression base (1), its characterized in that: the utility model provides a main compression base, top center department of main compression base (1) is fixed is provided with fixed connecting block (17), the outer wall bottom of main compression base (1) is fixed to be provided with two vice buffer blocks (4), two the outer wall bottom of vice compression base (2) all articulates there is swivelling joint axle (10), and the outer wall of swivelling joint axle (10) articulates in the outer wall top department of main compression base (1), the inner wall bottom slip cap of main hydraulic stem (7) is equipped with vice hydraulic stem (6), the top that main compression base (1) is close to fixed connecting block (17) is fixed to be provided with protection tube (14), and the outer wall center department cover of protection tube (14) is equipped with the protective sheath, the back of main hydraulic stem (7) is fixed to be provided with slip telescopic column (8), the outer wall of slip telescopic column (8) is inlayed and is equipped with main spliced pole (9), two the outer wall bottom of vice compression base (2) is all fixedly provided with main buffer block (3), and one side that vice compression base (2) was kept away from in the outer wall department of vice buffer block (4), main compression base (1) is all laminated in the top (12) are fixed to have two pairs of stability base (12).
2.A construction machine leg according to claim 1, wherein: the two auxiliary compression-resistant bases (2) are fixedly arranged on one side of the top far away from each other, a protection tube (14) is arranged on one side of the top far away from the auxiliary compression-resistant bases (2), and a fixing block (16) is arranged at one end of the protection tube (14) far away from the auxiliary compression-resistant bases (2).
3. A construction machine leg according to claim 1, wherein: the two auxiliary compression-resistant bases (2) are fixedly arranged on one side, far away from the top of the protection tube (14), of the buckle blocks (15), and the buckle blocks (15) are matched with the fixed blocks (16) mutually.
4. A construction machine leg according to claim 1, wherein: the inner wall bottom slip cap of protective sheath (5) is equipped with swivelling joint post (13), and the outer wall bottom of swivelling joint post (13) inlays the inner wall department of locating fixed connecting block (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011266866.9A CN112265921B (en) | 2020-11-13 | 2020-11-13 | Engineering machinery landing leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011266866.9A CN112265921B (en) | 2020-11-13 | 2020-11-13 | Engineering machinery landing leg |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112265921A CN112265921A (en) | 2021-01-26 |
| CN112265921B true CN112265921B (en) | 2024-05-10 |
Family
ID=74340468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011266866.9A Active CN112265921B (en) | 2020-11-13 | 2020-11-13 | Engineering machinery landing leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112265921B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT7924001A0 (en) * | 1978-07-06 | 1979-06-29 | Wibau Gmbh | SUPPORT DEVICE CONSISTING FROM TIME TO TIME OF A SUPPORT ARM AND A TUBULAR BASE CONNECTED TO IT AND HYDRAULICLY MOVEABLE IN LENGTH, PARTICULARLY COMBINED WITH CONSTRUCTION MACHINES, SUCH AS CONCRETE PUMPS OR SIMILAR, EQUIPPED WITH ARMS, FOR EXAMPLE WITH RODS OF DISTRIBUTION. |
| CN102963826A (en) * | 2012-12-12 | 2013-03-13 | 山东荣利中石油机械有限公司 | Trailer oil cylinder fixing device |
| CN103419761A (en) * | 2013-08-13 | 2013-12-04 | 三一汽车制造有限公司 | Landing leg and engineering machinery |
| WO2014079248A1 (en) * | 2012-11-26 | 2014-05-30 | 徐州徐工随车起重机有限公司 | Skid-proof support leg apparatus and mobile machinery |
| CN204801750U (en) * | 2015-08-07 | 2015-11-25 | 辽宁陆发机械装备制造有限公司 | Water platform frame's extension landing leg |
| CN105731269A (en) * | 2016-04-26 | 2016-07-06 | 韦东党 | Digging machine |
| CN111017752A (en) * | 2019-12-13 | 2020-04-17 | 佛山市运输有限公司 | Self-stabilizing device and method for hoisting transport vehicle |
| CN214003881U (en) * | 2020-11-13 | 2021-08-20 | 四川大学 | Engineering machinery supporting leg |
-
2020
- 2020-11-13 CN CN202011266866.9A patent/CN112265921B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT7924001A0 (en) * | 1978-07-06 | 1979-06-29 | Wibau Gmbh | SUPPORT DEVICE CONSISTING FROM TIME TO TIME OF A SUPPORT ARM AND A TUBULAR BASE CONNECTED TO IT AND HYDRAULICLY MOVEABLE IN LENGTH, PARTICULARLY COMBINED WITH CONSTRUCTION MACHINES, SUCH AS CONCRETE PUMPS OR SIMILAR, EQUIPPED WITH ARMS, FOR EXAMPLE WITH RODS OF DISTRIBUTION. |
| WO2014079248A1 (en) * | 2012-11-26 | 2014-05-30 | 徐州徐工随车起重机有限公司 | Skid-proof support leg apparatus and mobile machinery |
| CN102963826A (en) * | 2012-12-12 | 2013-03-13 | 山东荣利中石油机械有限公司 | Trailer oil cylinder fixing device |
| CN103419761A (en) * | 2013-08-13 | 2013-12-04 | 三一汽车制造有限公司 | Landing leg and engineering machinery |
| CN204801750U (en) * | 2015-08-07 | 2015-11-25 | 辽宁陆发机械装备制造有限公司 | Water platform frame's extension landing leg |
| CN105731269A (en) * | 2016-04-26 | 2016-07-06 | 韦东党 | Digging machine |
| CN111017752A (en) * | 2019-12-13 | 2020-04-17 | 佛山市运输有限公司 | Self-stabilizing device and method for hoisting transport vehicle |
| CN214003881U (en) * | 2020-11-13 | 2021-08-20 | 四川大学 | Engineering machinery supporting leg |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112265921A (en) | 2021-01-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2014079248A1 (en) | Skid-proof support leg apparatus and mobile machinery | |
| CN112265921B (en) | Engineering machinery landing leg | |
| CN104291238A (en) | Rough terrain lifting device | |
| CN214003881U (en) | Engineering machinery supporting leg | |
| CN112483851B (en) | Railway civil engineering mapping equipment | |
| CN211004443U (en) | Anti-overturning device of insulating bucket arm vehicle for power distribution live working | |
| CN203040949U (en) | Sunshade umbrella with folding seat | |
| CN210393449U (en) | Portal crane convenient to remove | |
| CN212478755U (en) | Protector for construction | |
| CN213774384U (en) | Strutting arrangement is used in building engineering construction | |
| CN1824906A (en) | Self-pole centralizing device | |
| CN205709756U (en) | A kind of communications maintenance lifting platform | |
| CN204384830U (en) | Towed self-balancing companion ladder | |
| CN211997929U (en) | Height adjusting device for mobile dock leveler | |
| CN203486864U (en) | Lifting workbench | |
| CN204646123U (en) | A kind of boring tower reconnoitring rig stretches the system of falling automatically | |
| CN210033251U (en) | Based on construction is with foldable climbing ladder | |
| CN212766161U (en) | Auxiliary supporting device for automobile maintenance | |
| CN221481825U (en) | Climbing rack for road lighting engineering construction | |
| CN211496863U (en) | Household lifter | |
| CN206233553U (en) | A kind of gusseted base of scaffold | |
| CN216239623U (en) | Construction platform convenient to remove | |
| CN108100936A (en) | A kind of hand self-locking cross slide deliverance apparatus | |
| CN209950791U (en) | Portable stool with good stability | |
| CN213268946U (en) | Concrete pouring operation rack for building floor slab |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |