CN219259345U

CN219259345U - Gantry crane landing leg

Info

Publication number: CN219259345U
Application number: CN202320287712.0U
Authority: CN
Inventors: 鄂文意
Original assignee: Liaoning Zongheng Plate Processing Co ltd
Current assignee: Liaoning Zongheng Plate Processing Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-06-27
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a gantry crane supporting leg which comprises a supporting table, wherein a rigid supporting leg is fixedly connected to the right side of the bottom of the supporting table, an adjusting supporting leg is arranged on the left side of the bottom of the supporting table, hydraulic cylinders distributed in a rectangular array are fixedly arranged at the top of the adjusting supporting leg, a supporting plate is fixedly connected to the top of the hydraulic cylinders, the end face of the supporting plate is contacted with the bottom of the supporting table, adjusting grooves are formed in two ends of the bottom of the rigid supporting leg, and recovery grooves are formed in two sides of the bottom of the rigid supporting leg. The gantry crane supporting leg provided by the utility model has the advantages that the rigid supporting leg and the adjusting supporting leg are respectively arranged at the bottom of the supporting table, the rigid supporting leg can support and maintain the supporting state of the fixed supporting table, the adjusting supporting leg can adjust the height of the supporting table through lifting of the hydraulic cylinder, the bottom of the adjusting supporting leg is trapezoid, the supporting force can be increased, and the use limitation of the supporting leg is reduced.

Description

Gantry crane landing leg

Technical Field

The utility model relates to the technical field of cranes, in particular to a gantry crane landing leg.

Background

In the application publication number CN208218221U, application publication date 2018-12-11, the utility model patent application of a kind of portal crane landing leg of name, it includes girder, two rigid landing legs and return shape ladder, the fixed first fixed plate that is equipped with in one side of girder bottom, the four corners of first fixed plate bottom all is fixed and is equipped with the sleeve, telescopic inside interlude is connected with the support column, the four corners on second fixed plate top are located respectively to the bottom of four support columns fixed, the fixed guard box that is equipped with in one side on second fixed plate top, the internally mounted of guard box has the electro-magnet, the fixed pneumatic cylinder that is equipped with in center department on second fixed plate top. The two inclined columns arranged at the bottom end of the support column can form a triangular structure, so that the stability of the structure is improved, meanwhile, the use of materials is reduced, the cost is lower, and the stability is higher; the design of electro-magnet can further improve the compactness that sleeve and support column are connected at severe weather such as strong wind, strengthens hoist bulk strength.

In the prior art including the above-mentioned patent, the leg is excessively large in size, and many people are required to carry the leg when carrying the leg, which is time-consuming and labor-consuming.

Disclosure of Invention

The utility model aims to provide a portal crane landing leg, which solves the problems that the landing leg is overlarge in size, and needs multiple people to carry when carrying, and is time-consuming and labor-consuming in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gantry crane landing leg, includes the brace table, the right side fixedly connected with rigidity landing leg of brace table bottom, the left side of brace table bottom is provided with the regulation landing leg, the fixed pneumatic cylinder that is rectangular array distribution that is provided with in top of regulation landing leg, the top fixedly connected with backup pad of pneumatic cylinder, the terminal surface of backup pad contacts with the bottom of brace table.

Further, the regulating grooves are formed in the two ends of the bottom of the rigid supporting leg, the recovery grooves are formed in the two sides of the bottom of the rigid supporting leg, and movable wheels are rotationally arranged in the recovery grooves.

Further, the bottom of adjusting the landing leg specifically is trapezoidal, adjust the landing leg wholly for L type, the electrical property is provided with the control end on the terminal surface of adjusting the landing leg, be provided with the button on the control end.

Further, a storage groove is formed in the bottom of the adjusting supporting leg, and moving wheels distributed in an array are rotationally connected in the storage groove.

Further, one side of the bottom of the adjusting supporting leg is provided with an extending end, a control piece is movably arranged on the extending end, and the bottom of the control piece is arranged in the extending end and connected with a shaft lever of the moving wheel.

Further, a fixing hole is formed in the control piece, a clamping groove is formed in the adjusting supporting leg, a buckle penetrates through one side of the adjusting supporting leg, and one end of the buckle penetrates through the fixing hole and the clamping groove.

Further, a fixing rod is welded between the vertical end and the horizontal end of the adjusting supporting leg.

Compared with the prior art, the utility model has the beneficial effects that: the gantry crane landing leg is reasonable and has the following advantages:

(1) According to the gantry crane supporting leg, the bottom of the supporting table is respectively provided with the rigid supporting leg and the adjusting supporting leg, the rigid supporting leg can support and keep the supporting state of the fixed supporting table, the adjusting supporting leg can adjust the height of the supporting table through lifting of the hydraulic cylinder, the bottom of the adjusting supporting leg is trapezoid, the supporting force can be increased, and the limitation of the supporting leg in use is reduced;

(2) This gantry crane landing leg, the rigidity landing leg all is provided with the running wheel and the removal wheel that conveniently remove with the bottom of adjusting the landing leg, and the running wheel accessible swing is accomodate in the recovery tank when not needing, can outwards swing and joint when needs use outside the adjustment tank to keep splayed form to increase the supporting force of running wheel, the removal wheel can accomodate and the exhibition in the bottom of adjusting the landing leg through the control that sets up on the extension end, accomodate and the equal fixed orifices of accessible buckle blocking on the control and the draw-in groove on the adjustment landing leg are fixed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a rigid leg structure according to the present utility model;

FIG. 3 is a schematic view of an adjustable leg structure of the present utility model;

FIG. 4 is a schematic view of the buckle in the out state of the present utility model;

fig. 5 is a schematic view showing a state in which the moving wheel of the adjusting leg is accommodated and fixed.

In the figure: 1. a support table; 2. a rigid leg; 21. an adjustment tank; 22. a recovery tank; 3. a movable wheel; 4. adjusting the support leg; 41. a clamping groove; 5. a hydraulic cylinder; 6. a support plate; 7. a control end; 8. a fixed rod; 9. a control member; 10. a buckle; 11. and (5) moving the wheel.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

example 1: the utility model provides a gantry crane landing leg, including supporting bench 1, the right side fixedly connected with rigidity landing leg 2 of supporting bench 1 bottom, the left side of supporting bench 1 bottom is provided with adjusts landing leg 4, the fixed pneumatic cylinder 5 that is rectangular array distribution that is provided with in top of adjusting landing leg 4, the top fixedly connected with backup pad 6 of pneumatic cylinder 5, the terminal surface of backup pad 6 contacts with the bottom of supporting bench 1, the bottom of adjusting landing leg 4 is specifically trapezoidal, adjust landing leg 4 wholly for L type, the electrical property is provided with control end 7 on the terminal surface of adjusting landing leg 4, be provided with the button on the control end 7, the welding has dead lever 8 between the perpendicular end of adjusting landing leg 4 and the horizontal end.

The button on the control end 7 on the adjusting support leg 4 is pressed, so that the hydraulic cylinder 5 arranged at the top of the adjusting support leg 4 pushes the supporting plate 6 upwards, the supporting plate 6 pushes against the bottom of the supporting table 1 and keeps balance with the rigid support leg 2, the horizontal end and the vertical end on the adjusting support leg 4 can be connected and fixed through the fixing rod 8, and the supporting force of the adjusting support leg 4 is increased.

Example 2: the regulating groove 21 has been seted up at the both ends of rigidity landing leg 2 bottom, recovery groove 22 has been seted up to the both sides of rigidity landing leg 2 bottom, recovery groove 22 internal rotation is provided with running wheel 3, the storage groove has been seted up to the bottom of regulating landing leg 4, it is the moving wheel 11 of array distribution to accomodate inslot internal rotation connection, one side of regulating landing leg 4 bottom is provided with the extension end, the activity is provided with control piece 9 on the extension end, the bottom setting of control piece 9 is in the extension end and is connected with the axostylus axostyle of moving wheel 11, the fixed orifices has been seted up in the control piece 9, draw-in groove 41 has been seted up on the regulating landing leg 4, buckle 10 has been run through to one side of regulating landing leg 4, the one end of buckle 10 runs through fixed orifices and draw-in groove 41.

The movable wheel 3 at the bottom of the rigid supporting leg 2 swings outwards to be separated from the recovery groove 22 and is clamped in the adjusting groove 21, so that the movable wheel 3 is kept in a splayed shape, then the control piece 9 on the extending end is pressed downwards, the shaft rod of the movable wheel 11 is connected with the control piece 9 and is exposed downwards, and then the buckle 10 respectively penetrates through the fixing hole on the control piece 9 and the clamping groove 41 on the adjusting supporting leg 4, so that the movable wheel 11 is fixedly exposed at the bottom of the adjusting supporting leg 4, and the supporting leg is convenient to move subsequently.

Working principle: when the support device is used, firstly, when the support work is carried out, a button on a control end 7 on the adjustment support leg 4 is pressed, so that a hydraulic cylinder 5 arranged at the top of the adjustment support leg 4 pushes a support plate 6 upwards, the support plate 6 pushes against the bottom of the support table 1 and keeps balance with the rigid support leg 2, and the horizontal end and the vertical end on the adjustment support leg 4 can be connected and fixed through a fixing rod 8, so that the support force of the adjustment support leg 4 is increased;

during movement, the movable wheel 3 at the bottom of the rigid supporting leg 2 swings outwards to separate from the recovery groove 22 and is clamped in the adjusting groove 21, so that the movable wheel 3 is kept in a splayed shape, then the control piece 9 on the extending end is pressed downwards to enable the shaft rod of the movable wheel 11 to be exposed downwards through connection with the control piece 9, and then the buckle 10 respectively penetrates through the fixing hole on the control piece 9 and the clamping groove 41 on the adjusting supporting leg 4, so that the movable wheel 11 is fixedly exposed at the bottom of the adjusting supporting leg 4, and the supporting leg is convenient to move subsequently.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a gantry crane landing leg, includes supporting bench, its characterized in that: the right side fixedly connected with rigidity landing leg of brace table bottom, the left side of brace table bottom is provided with the regulation landing leg, the fixed pneumatic cylinder that is rectangular array distribution that is provided with in top of regulation landing leg, the top fixedly connected with backup pad of pneumatic cylinder, the terminal surface of backup pad contacts with the bottom of brace table.

2. A gantry crane leg according to claim 1, characterized in that: the adjustable support is characterized in that adjusting grooves are formed in two ends of the bottom of the rigid support, recovery grooves are formed in two sides of the bottom of the rigid support, and movable wheels are rotationally arranged in the recovery grooves.

3. A gantry crane leg according to claim 1, characterized in that: the bottom of adjusting the landing leg specifically is trapezoidal, adjust the landing leg whole to be L type, the electrical property is provided with the control end on the terminal surface of adjusting the landing leg, be provided with the button on the control end.

4. A gantry crane leg according to claim 1, characterized in that: the bottom of adjusting the landing leg has seted up the storage tank, the storage tank swivelling joint has the removal wheel that is the array and distributes.

5. A gantry crane leg according to claim 4, characterized in that: one side of the bottom of the adjusting supporting leg is provided with an extending end, a control piece is movably arranged on the extending end, and the bottom of the control piece is arranged in the extending end and connected with a shaft lever of the moving wheel.

6. A gantry crane leg according to claim 5, characterized in that: the control piece is internally provided with a fixing hole, the adjusting support leg is provided with a clamping groove, one side of the adjusting support leg is penetrated with a buckle, and one end of the buckle penetrates through the fixing hole and the clamping groove.

7. A gantry crane leg according to claim 1, characterized in that: a fixing rod is welded between the vertical end and the horizontal end of the adjusting supporting leg.