CN209038915U - A kind of four hydraulic cylinder height adjusting gantry crane of double supporting legs of rail-free - Google Patents
A kind of four hydraulic cylinder height adjusting gantry crane of double supporting legs of rail-free Download PDFInfo
- Publication number
- CN209038915U CN209038915U CN201821953604.8U CN201821953604U CN209038915U CN 209038915 U CN209038915 U CN 209038915U CN 201821953604 U CN201821953604 U CN 201821953604U CN 209038915 U CN209038915 U CN 209038915U
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- China
- Prior art keywords
- supporting leg
- hydraulic cylinder
- ground beam
- free
- gantry crane
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Abstract
A kind of four hydraulic cylinder height adjusting gantry crane of double supporting legs of rail-free, including girder, ground beam, running trolley, remote controler, an electric block and two supporting legs, hydraulic cylinder there are two being set in the two sides of supporting leg, two hydraulic cylinders are symmetrical about supporting leg, the fixing end of hydraulic cylinder is fixedly connected with ground beam, and the free end of hydraulic cylinder is fixedly connected with girder；Supporting leg includes column supporting leg and height-adjustable interior supporting leg, and the top of interior supporting leg is fixedly connected with girder, and the bottom of interior supporting leg is equipped in column supporting leg and can move up and down with respect to column supporting leg, and the bottom of column supporting leg is fixed on ground beam；The wheel for driving ground beam mobile is equipped in ground beam bottom.The interior supporting leg of the utility model can be moved up and down with respect to column supporting leg, controlled the flexible of supporting leg by hydraulic cylinder, realized the adjusting of the height of supporting leg；The wheel for driving ground beam mobile is equipped in ground beam bottom, gantry crane can freely walk, not need still further to be laid with track, flexibility ratio is larger.
Description
Technical field
The utility model relates to the technical fields of gantry crane, and in particular to a kind of four hydraulic cylinder of double supporting legs of rail-free can
Adjust height gantry crane.
Background technique
Gantry crane has the characteristics that job area is big, it is wide, versatile to adapt at present, is mainly used for outdoor goods
The handling operation of field, stock ground goods, bulk goods, gantry crane generally comprises girder at present, and running trolley is equipped on girder, is being transported
Row trolley is equipped with electric block, is equipped with supporting leg in the bottom of girder, is equipped with ground beam in the bottom of supporting leg, is using gate-type lifting
It when machine, needs to be laid with the running track of gantry crane in using area, ground beam is slidably connected with running track, and this gate-type rises
The applicable tonnage of heavy-duty machine is larger, for some lesser places of lifting tonnage, cargo is such as transported in workshop, uses some tonnages
Lesser gantry crane will exist if the lesser gantry crane of tonnage throws away the structure using above-mentioned gantry crane
Following disadvantage: first is that the height of the supporting leg of retail sales crane is not adjustable, when the cargo of delivery does not need to lift by crane too high height
When, the length that wirerope stretches out is longer, very unstable；Second is that gantry crane needs the track travel along laying, flexibility
It is poor.
Utility model content
The purpose of this utility model is that: provide a kind of double supporting legs of rail-free four hydraulic cylinder height adjusting gate-type liftings
Machine, the height for solving the supporting leg of gantry crane is not adjustable and gantry crane needs the track travel along laying, spirit
The poor technical problem of activity.
The technical solution that the utility model is taken are as follows:
A kind of rail-free four hydraulic cylinder height adjusting gantry crane of double supporting legs, including girder, ground beam, running trolley,
Remote controler, an electric block and two supporting legs are set in the two sides of supporting leg there are two hydraulic cylinder, and two hydraulic cylinders are about supporting leg pair
Claim distribution, the fixing end of hydraulic cylinder is fixedly connected with ground beam, and the free end of hydraulic cylinder is fixedly connected with girder；Supporting leg includes column
Supporting leg and height-adjustable interior supporting leg, the top of interior supporting leg are fixedly connected with girder, and the bottom of interior supporting leg is equipped in column branch
It can move up and down in leg and with respect to column supporting leg, the bottom of column supporting leg is fixed on ground beam；It is equipped with and drives in ground beam bottom
The mobile wheel of ground beam, corresponding two wheels of each ground beam are equipped with connecting rod between the two wheels, and two wheels are respectively and even
Bar rotation connection, is equipped with steering pressure bearing between connecting rod and ground beam, and connecting rod is connect with ground beam by steering pressure bearing.
It is evenly spaced on column supporting leg to be equipped with the first pin shaft hole, it is equipped in interior supporting leg corresponding with the first pin shaft hole
Second pin shaft hole is equipped with pin shaft in mutually matched first pin shaft hole and the second pin shaft hole.
It is equipped with vertical bar at the middle part of connecting rod, is fixed with disk on the top of vertical bar, is equipped with first at the top of disk
The bottom of annular groove, steering pressure bearing is arranged in first annular groove；It is equipped with second annular groove in the bottom of ground beam,
The top of steering pressure bearing is arranged in second annular groove.
Special operations supporting leg is equipped on ground beam, special operations supporting leg one end and ground beam are hinged, in special operations supporting leg
The other end is equipped with vertical screw rod, and screw rod is threadedly coupled with special operations supporting leg, is equipped with crank at the top of screw rod.
Supporting leg is vertically arranged between girder and ground beam, and hydraulic cylinder is parallel with supporting leg.
The hydraulic cylinder of supporting leg two sides is symmetrical about girder.
It sets in the side of column supporting leg there are two the support rod being obliquely installed, two support rods symmetrically divide about column supporting leg
One end of cloth, support rod is fixedly connected with ground beam, and the other end of support rod is fixedly connected with column supporting leg.
The steering yoke for pulling crane is fixedly connected on connecting rod.
The utility model supporting leg includes column supporting leg and height-adjustable interior supporting leg, and interior supporting leg can be with respect on column supporting leg
Lower movement, corresponding two hydraulic cylinders of each supporting leg control the flexible of supporting leg by hydraulic cylinder, realize the adjusting of the height of supporting leg；
The wheel for driving ground beam mobile is equipped in ground beam bottom, gantry crane can freely walk, not need still further to be laid with track,
Flexibility ratio is larger；Wheel is connect with ground beam by steering pressure bearing, convenient for turning to；Special operations supporting leg is for controlling screw rod
Position, screw rod is used to stop walking in gantry crane, when lifting cargo, supports, reduce the pressure of wheel；
Steering yoke pulls gantry crane for worker, convenient for controlling the direction of motion of gantry crane；Support rod column supporting leg into
Row support, increases its fastness and stability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the left view of Fig. 1.
Specific embodiment
As depicted in figs. 1 and 2, four hydraulic cylinder height adjusting gantry crane of the double supporting legs of a kind of rail-free, including girder
11, ground beam 3, running trolley 9,6, electric blocks 8 of remote controler and two supporting legs are equipped with running trolley 9 on girder 11,
Running trolley 9 is equipped with electric block 8, and wirerope is wound on electric block, is equipped with suspension hook 10 in the free end of wirerope,
It is equipped with supporting leg in the bottom of girder 11, is equipped with ground beam 3 in the bottom of supporting leg, the corresponding supporting leg of each ground beam 3, this is existing skill
Art, details are not described herein, sets in the two sides of supporting leg there are two hydraulic cylinder 5, and two hydraulic cylinders 5 are symmetrical about supporting leg, increase
Flexible stability and guarantee 5 stress equalization of hydraulic cylinder, the fixing end of hydraulic cylinder 5 is fixedly connected with ground beam 3, hydraulic cylinder 5 oneself
It is fixedly connected by holding with girder 11；Supporting leg includes column supporting leg 4 and height-adjustable interior supporting leg 7, the top of interior supporting leg 7 and master
Beam 11 is fixedly connected, and the bottom of interior supporting leg 7 is equipped in column supporting leg 4 and can move up and down with respect to column supporting leg 4, this knot
Configuration formula is more, and in the present embodiment using sliding rail is equipped in column supporting leg 4, interior supporting leg 7 is slided along sliding rail, column supporting leg 4
Bottom be fixed on ground beam 3；The wheel 1 for driving ground beam 3 mobile, corresponding two wheels of each ground beam 3 are equipped in 3 bottom of ground beam
1, connecting rod 100 is equipped between the two wheels 1, two wheels 1 are rotatablely connected with connecting rod 100 respectively, in connecting rod 100 and ground beam
Steering pressure bearing 2 is equipped between 3, connecting rod 100 is connect with ground beam 3 by steering pressure bearing 2.
It is evenly spaced on column supporting leg 4 to be equipped with the first pin shaft hole 18, it is equipped with and 18 phase of the first pin shaft hole in interior supporting leg 7
Corresponding second pin shaft hole 19 is equipped with pin shaft, phase herein in mutually matched first pin shaft hole 18 and the second pin shaft hole 19
Mutually cooperation refers to, when the first pin shaft hole 18 and the second pin shaft hole 19 are aligned, are inserted into pin shaft, play positioning action.
It is equipped with vertical bar 101 at the middle part of connecting rod 100, disk 102 is fixed on the top of vertical bar 101, in disk 102
Top be equipped with first annular groove, the bottom of steering pressure bearing 2 is arranged in first annular groove；In the bottom of ground beam 3
Equipped with second annular groove, the top of steering pressure bearing 2 is arranged in second annular groove.
It is equipped with internal screw thread in first annular groove and second annular groove, it is outer in being externally provided with for steering pressure bearing 2
Screw thread, steering pressure bearing 2 are threadedly engaged with first annular groove and second annular groove respectively.
Special operations supporting leg 13 is equipped on ground beam 3,13 one end of special operations supporting leg and ground beam 3 are hinged, in special operations
The other end of supporting leg 13 is equipped with vertical screw rod 15, and screw rod 15 is threadedly coupled with special operations supporting leg 13, in screw rod 15
Top be equipped with crank 14, crank 14 is used to control the height of screw rod 15, and special operations supporting leg 13 is for controlling screw rod 15
Position, screw rod 15 is used to stop walking in gantry crane, when lifting cargo, supports, reduce the pressure of wheel 1
Power.
Supporting leg is vertically arranged between girder 11 and ground beam 3, and hydraulic cylinder 5 is parallel with supporting leg.
The hydraulic cylinder 5 of supporting leg two sides is symmetrical about girder 11.
It sets in the side of column supporting leg 4 there are two the support rod 12 being obliquely installed, two support rods 12 are about column supporting leg 4
Symmetrical, one end of support rod 12 is fixedly connected with ground beam 3, and the other end of support rod 12 is fixedly connected with column supporting leg 4, branch
12 column supporting leg 4 of strut is supported, and increases its fastness and stability.
The steering yoke 17 for pulling crane is fixedly connected on connecting rod 100, steering yoke 17 pulls gate-type for worker
Crane, convenient for controlling the direction of motion of gantry crane.
The utility model supporting leg includes column supporting leg 4 and height-adjustable interior supporting leg 7, and interior supporting leg 7 can be with respect to column branch
Leg 4 moves up and down, and corresponding two hydraulic cylinders 5 of each supporting leg control the flexible of supporting leg by hydraulic cylinder 5, realize the height of supporting leg
Adjusting；The wheel 1 for driving ground beam 3 mobile is equipped in 3 bottom of ground beam, gantry crane can freely walk, and not need again another
Outer laying track, flexibility ratio are larger.When in use, operator holds steering yoke 17, and gantry crane is pulled to arrive at the destination,
Then running trolley 9 is controlled with remote controler 6 and electric block 8 works, complete lifting cargo, then hold steering yoke 17 again, draw
Dynamic gantry crane reaches the destination of transport；When the cargo of lifting does not need to lift by crane higher height, the first pin shaft is removed
Pin shaft in hole 18 and the second pin shaft hole 19 controls hydraulic cylinder 5 with remote controler 6 and is contracted to suitable height, then the position of girder 11
It sets and is reduced to suitable height, be then inserted into pin shaft in mutually matched first pin shaft hole 18 and the second pin shaft hole 19, in this way
The whole height for reducing gantry crane reduces the extension elongation of wirerope under the premise of completing to play, and reduces steel wire
The shaking of rope increases the stability of lifting, adjusts when the cargo of lifting needs to lift by crane higher height, then through hydraulic cylinder 5
The height of girder 11, until suitable position；When needing to change the direction of gantry crane, an operator helps one
Supporting leg, another operator help steering yoke 17, the supporting leg rotation for remaining stationary gantry crane around that, to change
It changes direction.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new
Scheme after type simple transformation belongs to the protection scope of the utility model.
Claims (8)
1. a kind of double four hydraulic cylinder height adjusting gantry cranes of supporting leg of rail-free, including it is girder, ground beam, running trolley, distant
Control device, an electric block and two supporting legs, it is characterised in that: hydraulic cylinder there are two setting in the two sides of supporting leg, two hydraulic cylinders
Symmetrical about supporting leg, the fixing end of hydraulic cylinder is fixedly connected with ground beam, and the free end of hydraulic cylinder is fixedly connected with girder；Branch
Leg includes column supporting leg and height-adjustable interior supporting leg, and the top of interior supporting leg is fixedly connected with girder, and the bottom of interior supporting leg is set
Have in column supporting leg and can be moved up and down with respect to column supporting leg, the bottom of column supporting leg is fixed on ground beam；In ground beam bottom
Portion is equipped with the wheel for driving ground beam mobile, and corresponding two wheels of each ground beam are equipped with connecting rod, two vehicles between the two wheels
Wheel is connect with link rotatable respectively, and steering pressure bearing is equipped between connecting rod and ground beam, and connecting rod and ground beam pass through steering pressure
Bearing connection.
2. rail-free as described in claim 1 four hydraulic cylinder height adjusting gantry crane of double supporting legs, it is characterised in that:
It is evenly spaced on column supporting leg to be equipped with the first pin shaft hole, the second pin shaft corresponding with the first pin shaft hole is equipped in interior supporting leg
Hole is equipped with pin shaft in mutually matched first pin shaft hole and the second pin shaft hole.
3. rail-free as claimed in claim 2 four hydraulic cylinder height adjusting gantry crane of double supporting legs, it is characterised in that:
The middle part of connecting rod is equipped with vertical bar, is fixed with disk on the top of vertical bar, is equipped with first annular groove at the top of disk, turns
It is arranged in first annular groove to the bottom of pressure bearing；Second annular groove, steering pressure axis are equipped in the bottom of ground beam
The top held is arranged in second annular groove.
4. rail-free as claimed in claim 3 four hydraulic cylinder height adjusting gantry crane of double supporting legs, it is characterised in that:
Ground beam is equipped with special operations supporting leg, and special operations supporting leg one end and ground beam are hinged, are equipped in the other end of special operations supporting leg
Vertical screw rod, screw rod are threadedly coupled with special operations supporting leg, are equipped with crank at the top of screw rod.
5. rail-free as described in claim 1 four hydraulic cylinder height adjusting gantry crane of double supporting legs, it is characterised in that: branch
Leg is vertically arranged between girder and ground beam, and hydraulic cylinder is parallel with supporting leg.
6. rail-free as described in claim 1 four hydraulic cylinder height adjusting gantry crane of double supporting legs, it is characterised in that: branch
The hydraulic cylinder of leg two sides is symmetrical about girder.
7. rail-free as described in claim 1 four hydraulic cylinder height adjusting gantry crane of double supporting legs, it is characterised in that:
The side of column supporting leg is set there are two the support rod being obliquely installed, and two support rods are symmetrical about column supporting leg, support rod
One end be fixedly connected with ground beam, the other end of support rod is fixedly connected with column supporting leg.
8. the rail-free four hydraulic cylinder height adjusting gantry crane of double supporting legs as described in any one of claim 2-7,
It is characterized by: being fixedly connected with the steering yoke for pulling crane on connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821953604.8U CN209038915U (en) | 2018-11-26 | 2018-11-26 | A kind of four hydraulic cylinder height adjusting gantry crane of double supporting legs of rail-free |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821953604.8U CN209038915U (en) | 2018-11-26 | 2018-11-26 | A kind of four hydraulic cylinder height adjusting gantry crane of double supporting legs of rail-free |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209038915U true CN209038915U (en) | 2019-06-28 |
Family
ID=67043494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821953604.8U Expired - Fee Related CN209038915U (en) | 2018-11-26 | 2018-11-26 | A kind of four hydraulic cylinder height adjusting gantry crane of double supporting legs of rail-free |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209038915U (en) |
-
2018
- 2018-11-26 CN CN201821953604.8U patent/CN209038915U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 Termination date: 20211126 |