CN219217301U - European style trolley horizontal wheel structure - Google Patents

Abstract

The utility model discloses a horizontal wheel structure of an European-style trolley, which relates to the technical field of cranes and comprises a trolley, a cross beam and a first spring seat, wherein rail wheels are arranged on two sides of the trolley, the upper surface of the cross beam is fixedly connected with a rail, the rail wheels are arranged on the upper surface of the rail in a rotating way, the lower surface of the trolley is fixedly connected with a mounting plate, the outer surface of the mounting plate is provided with a through hole along the left-right direction, and a cross rod is inserted into the through hole. According to the European style trolley horizontal wheel structure, the lifting trolley, the rail wheels, the cross beams, the rails, the mounting plates, the through holes, the cross rods, the U-shaped plates, the mounting rods and the horizontal wheels are arranged, so that the European style trolley horizontal wheel structure has the function of avoiding rail gnawing phenomenon, when the lifting trolley operates in a deflection mode, the horizontal wheels are contacted with the cross beams to bear horizontal lateral force, friction between the wheel rims and the cross beams is avoided, abrasion of equipment is reduced, the horizontal wheels are convenient to replace, the service life of the equipment is prolonged, and the safety of production is improved.

Description

European style trolley horizontal wheel structure

Technical Field

The utility model relates to the technical field of cranes, in particular to a horizontal wheel structure of an European-style trolley.

Background

The concept of the European crane is formed in the industry in recent years, and the purpose is to be distinguished from the traditional so-called domestic, su (Su-Union) and traditional cranes. Mainly comprises: bridge crane, gantry crane, cantilever crane, flexible beam crane, explosion-proof crane, etc. in operation, the crane often has some reasons that the wheel does not run in the middle of the tread for various reasons, so that the rim is in forced contact with one side of the track, causing the wheel to gnaw the track.

The bridge crane disclosed in the Chinese patent application publication No. CN 210558965U comprises a bearing beam, wherein a rail along the length direction is arranged on the bearing beam, a travelling trolley travelling along the rail is arranged on the rail, the travelling trolley comprises a trolley body, rail wheels and a travelling driving device, although the rail wheels press the rail on the bearing beam from the upper side, the anti-tilting stable wheel rotates to bear against the inner top surface of a groove on the bearing beam from the lower side, which is equivalent to clamping the bearing beam from the upper side and the lower side, the stability of the travelling trolley can be well maintained, and the overturning of the travelling trolley is prevented, but the rail gnawing phenomenon cannot be avoided, because sliding friction occurs between the rail wheels and the rail, the rail wheels, the anti-tilting stable wheels and the rail can be worn, when serious wear occurs, the service life of equipment is reduced, production accidents are easy to occur, the damage on economy and personnel is caused, the anti-tilting stable wheels can not be continuously prevented from being influenced by the connecting rod after the trolley is deflected to one side, and the stable wheels are prevented from being deformed to one side due to various reasons in actual use.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a horizontal wheel structure of an European-style trolley, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a horizontal wheel structure of European style dolly, includes lifting trolley, crossbeam and first spring holder, the rail wheel is installed to the both sides of lifting trolley, the last fixed surface of crossbeam is connected with the track, the rail wheel rotates and sets up in orbital upper surface, lifting trolley's lower fixed surface is connected with the mounting panel, the through-hole has been seted up along controlling the direction to the surface of mounting panel, the inside grafting of through-hole has the horizontal pole, the equal fixedly connected with U-shaped board in both ends of horizontal pole, the through-hole has been seted up along the vertical direction to the lower surface of U-shaped board, the inside grafting of through-hole has the installation pole, the horizontal wheel has been cup jointed to the surface of installation pole, a side that the horizontal wheel is close to the crossbeam and the surface butt of crossbeam.

Optionally, the upper surface fixedly connected with nut piece of U-shaped board, the upper end fixedly connected with screw thread head of installation pole, screw thread head and nut piece threaded connection.

Optionally, the lower surface fixedly connected with connecting plate of dolly, the lower surface fixedly connected with holding ring of connecting plate, the surface and the inside wall sliding connection of holding ring of horizontal pole.

Optionally, the inside wall upper portion fixedly connected with stopper of holding ring, the spacing groove has been seted up to the circumference part of horizontal pole, the surface and the inner wall sliding connection of spacing groove of stopper.

Optionally, the circumference fixedly connected with installation ear of first spring holder, the quantity of installation ear is a plurality of, and a plurality of the installation ear is two liang symmetric distribution, the surface rotation of installation ear is connected with fixing bolt, the screw hole has been seted up to one side that the mounting panel is close to the installation ear, fixing bolt's inner is installed in the inside of screw hole.

Optionally, one side that the mounting panel was kept away from to first spring holder fixedly connected with buffer spring, the surface fixedly connected with second spring holder of horizontal pole, buffer spring's the other end and the surface fixedly connected with of second spring holder.

Optionally, the first spring holder cup joints in the outside of horizontal pole, buffer spring sets up in the outside of horizontal pole, the second spring holder sets up between first spring holder and holding ring.

(III) beneficial effects

The utility model provides a European style trolley horizontal wheel structure, which has the following beneficial effects:

1. according to the European style trolley horizontal wheel structure, through the arrangement of the lifting trolley, the rail wheels, the cross beam, the rails, the mounting plates, the through holes, the cross beam, the U-shaped plates, the mounting rods and the horizontal wheels, the European style trolley horizontal wheel structure has the function of avoiding rail gnawing phenomenon, when the lifting trolley operates in a deflection mode, the horizontal wheels are contacted with the cross beam to bear horizontal lateral force, friction between the rim and the cross beam is avoided, abrasion of equipment is reduced, the horizontal wheels are convenient to replace, the service life of the equipment is prolonged, and the safety of production is improved;

2. this European style trolley horizontal wheel structure through setting up mounting panel, through hole, horizontal pole, U-shaped board, the installation pole, the level wheel, first spring holder, the installation ear, fixing bolt, buffer spring and second spring holder, makes this European style trolley horizontal wheel structure possess the anti-deflection function, can correct the lifting trolley of skew, the level lateral force that the level wheel received can be buffered to under buffer spring's elasticity effect, reset the lifting trolley to the centre position, still can adjust buffer spring's elasticity through the position of adjusting first spring holder, reduce the manufacturing accident that the lifting trolley skew leads to the very practical.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic view of a partial A amplifying structure of the present utility model;

FIG. 4 is an enlarged view of a part B of the present utility model;

fig. 5 is an enlarged view of the structure of the part C of the present utility model.

In the figure: 1. a lifting trolley; 2. a rail wheel; 3. a cross beam; 4. a track; 5. a mounting plate; 6. a through hole; 7. a cross bar; 8. a U-shaped plate; 9. a mounting rod; 10. a thread head; 11. a nut block; 12. a horizontal wheel; 13. a connecting plate; 14. a support ring; 15. a limiting block; 16. a limit groove; 17. a first spring seat; 18. a mounting ear; 19. a fixing bolt; 20. a buffer spring; 21. and a second spring seat.

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.

Example 1

Referring to fig. 1 to 4, the present utility model provides the following technical solutions: the utility model provides a European style trolley horizontal wheel structure, including lifting trolley 1, crossbeam 3 and first spring holder 17, rail wheel 2 is installed to lifting trolley 1's both sides, rail wheel 2 rotates and sets up in rail 4's upper surface, lifting trolley 1's lower surface fixedly connected with mounting panel 5, mounting panel 5's surface has offered through-hole 6 along controlling the direction, the inside grafting of through-hole 6 has horizontal pole 7, the through-hole has been offered along the vertical direction to U-shaped board 8,U shaped plate 8's lower surface in the both ends of horizontal pole 7, the inside grafting of through-hole has the upper surface fixedly connected with nut piece 11 of mounting rod 9,U shaped plate 8, the upper end fixedly connected with screw thread head 10 of mounting rod 9, screw thread head 10 and nut piece 11 threaded connection, the surface of mounting rod 9 has cup jointed horizontal wheel 12, one side that horizontal wheel 12 is close to crossbeam 3's surface butt with crossbeam 3, lifting trolley 1's lower surface fixedly connected with connecting plate 13, connecting plate 13's lower surface fixedly connected with support ring 14, the surface of horizontal pole 7 and support ring 14's inside wall sliding connection 15, the limit block 15 is connected with limit block 16 in the circumference of limiting block 15, limit block 16 sliding connection 15.

During the use, through setting up trolley 1, rail wheel 2, crossbeam 3, track 4, mounting panel 5, through-hole 6, horizontal pole 7, U-shaped plate 8, installation pole 9 and level wheel 12, make this European style trolley level wheel structure have avoided gnawing rail phenomenon and have appeared the function, when trolley 1 skew operation, the periphery of level wheel 12 and the surface contact of crossbeam 3 bear horizontal lateral force, avoid the friction of rim and crossbeam 3, reduce the wearing and tearing of equipment, stopper 15 and the setting of spacing groove 16, can prevent that horizontal pole 7 from taking place to rotate, lead to level wheel 12 to take place to rotate, lose the effect, and when conveniently changing level wheel 12, when wanting to change level wheel 12, only need rotatory installation pole 9, installation pole 9 will drive screw thread head 10 and rotate, make screw thread head 10 dismantle from nut piece 11, then pull down installation pole 9, level wheel 12 alright be taken off from U-shaped plate 8, then reverse operation above-mentioned step can install level wheel 12, improve the life of equipment, increase the security of production.

Example 2

Referring to fig. 1 to 5, the present utility model provides the following technical solutions: the utility model provides a horizontal wheel structure of European style dolly, the lower fixed surface of lifting trolley 1 is connected with mounting panel 5, the surface of mounting panel 5 has seted up through-hole 6 along controlling the direction, the inside grafting of through-hole 6 has horizontal pole 7, the through-hole has been seted up along the vertical direction to the lower surface of the equal fixedly connected with U-shaped board 8,U shaped plate 8 in both ends of horizontal pole 7, the inside grafting of through-hole has installed pole 9, the surface of installing pole 9 has cup jointed horizontal wheel 12, a side that horizontal wheel 12 is close to crossbeam 3 and the surface butt of crossbeam 3, the circumference fixedly connected with installation ear 18 of first spring holder 17, the quantity of installation ear 18 is a plurality of, a plurality of installation ear 18 is two liang of symmetric distributions, the surface rotation of installation ear 18 is connected with fixing bolt 19, the one side that the mounting panel 5 is close to installation ear 18 has seted up the screw hole, the inner of fixing bolt 19 is installed in the inside of screw hole, one side fixedly connected with buffer spring 20 of first spring 17, the surface fixedly connected with second spring holder 21 of horizontal pole 7, the other end and the surface fixedly connected with of buffer spring 20 of second spring holder 21, first spring holder 17 cup joints in the outside of 7 and outside of 7, the setting up in between the outside spring holder 21 and the outside of first horizontal pole 17.

During the use, through setting up mounting panel 5, through hole 6, horizontal pole 7, U-shaped plate 8, the installation pole 9, the level wheel 12, first spring holder 17, mounting ear 18, fixing bolt 19, buffer spring 20 and second spring holder 21, make this european style dolly level wheel structure have the anti-deflection function, when hoist dolly 1 takes place the skew left, hoist dolly 1 will drive mounting panel 5 and first spring holder 17 skew left, left side buffer spring 20 receives horizontal lateral force, become compressed state, right side buffer spring 20 becomes tensile state, the level wheel 12 position is unchangeable, then hoist dolly 1 is under the elasticity of both sides buffer spring 20, by the correction position, can correct the horizontal lateral force that skew hoist dolly 1, can cushion the horizontal side force that horizontal wheel 12 received, and under buffer spring 20's elasticity effect, restore to the centre position with hoist dolly 1, still can judge according to hoist the goods weight that often plays, just can guarantee the use of skew correction function through the regulation of the big elasticity, through the fixed bolt 19, adjust the very big spring length is adjusted at the fixed screw hole of the spring holder 20 in the normal length of the spring hole, and the adjustment of the utility model, the actual error of the bridge 20 is produced between the spring 20, and the normal length of the adjustment bolt is adjusted at the spring 20.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a horizontal wheel structure of european style dolly, includes lifting trolley (1), crossbeam (3) and first spring holder (17), its characterized in that: the lifting trolley is characterized in that rail wheels (2) are mounted on two sides of the lifting trolley (1), a rail (4) is fixedly connected to the upper surface of the cross beam (3), the rail wheels (2) are rotatably arranged on the upper surface of the rail (4), a mounting plate (5) is fixedly connected to the lower surface of the lifting trolley (1), through holes (6) are formed in the outer surface of the mounting plate (5) along the left-right direction, cross rods (7) are inserted into the through holes (6), U-shaped plates (8) are fixedly connected to the two ends of the cross rods (7), through holes are formed in the lower surface of the U-shaped plates (8) in the vertical direction, mounting rods (9) are inserted into the inner portions of the through holes, horizontal wheels (12) are sleeved on the outer surfaces of the mounting rods (9), and one side surface of each horizontal wheel (12) close to the cross beam (3) is in butt joint with the outer surface of the cross beam (3).

2. The euro-type trolley horizontal wheel structure according to claim 1, wherein: the upper surface fixedly connected with nut piece (11) of U-shaped board (8), the upper end fixedly connected with screw thread head (10) of installation pole (9), screw thread head (10) and nut piece (11) threaded connection.

3. The euro-type trolley horizontal wheel structure according to claim 1, wherein: the lifting trolley is characterized in that a connecting plate (13) is fixedly connected to the lower surface of the lifting trolley (1), a supporting ring (14) is fixedly connected to the lower surface of the connecting plate (13), and the outer surface of the cross rod (7) is slidably connected with the inner side wall of the supporting ring (14).

4. A euro-type trolley horizontal wheel structure according to claim 3, wherein: limiting blocks (15) are fixedly connected to the upper portions of the inner side walls of the supporting rings (14), limiting grooves (16) are formed in the portions of the circumferential surfaces of the cross bars (7), and the outer surfaces of the limiting blocks (15) are slidably connected with the inner walls of the limiting grooves (16).

5. The euro-type trolley horizontal wheel structure according to claim 1, wherein: the utility model discloses a spring seat, including mounting plate (5), mounting plate (18), first spring holder (17), the circumference fixedly connected with installation ear (18) of first spring holder, the quantity of installation ear (18) is a plurality of, a plurality of installation ear (18) are pairwise symmetric distribution, the surface rotation of installation ear (18) is connected with fixing bolt (19), screw hole has been seted up to one side that mounting plate (5) is close to installation ear (18), the inside in screw hole is installed to the inner of fixing bolt (19).

6. The euro-type trolley horizontal wheel structure according to claim 5, wherein: one side of the first spring seat (17) away from the mounting plate (5) is fixedly connected with a buffer spring (20), the outer surface of the cross rod (7) is fixedly connected with a second spring seat (21), and the other end of the buffer spring (20) is fixedly connected with the outer surface of the second spring seat (21).

7. The euro-type trolley horizontal wheel structure according to claim 6, wherein: the first spring seat (17) is sleeved outside the cross rod (7), the buffer spring (20) is arranged outside the cross rod (7), and the second spring seat (21) is arranged between the first spring seat (17) and the support ring (14).

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