CN215402678U

CN215402678U - Self-balancing loss-reducing vehicle rail structure of bridge crane

Info

Publication number: CN215402678U
Application number: CN202022793880.6U
Authority: CN
Inventors: 王心仪
Original assignee: Wuxi Jialikai Lifting Machinery Co ltd
Current assignee: Wuxi Jialikai Lifting Machinery Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2022-01-04
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a self-balancing loss-reducing rail structure of a bridge crane, which comprises a rail bearing beam, a rail and wheels, wherein the rail bearing beam is arranged on the rail bearing beam; the wheel bottom part of the track is elastically clamped in a clamping groove of the rail bearing beam, the wheels are correspondingly arranged on the track in a rolling mode, the wheel flange intervals of the wheels are clamped on a rail head of the track, the peripheral side end of the wheel flange corresponds to the automatic balancing mechanism, and the automatic balancing mechanism is laid on the bearing surface of the rail bearing beam along the length direction of the track; the rail bottom can automatically swing laterally through the automatic balancing mechanism to offset the abrasion of the rail to the wheel, so that the rail gnawing condition is avoided; and a pressure sensor is arranged to monitor the pressure change condition of the abrasion sensing plate and send a signal to an alarm system to inform an operator to maintain the crane in time.

Description

Self-balancing loss-reducing vehicle rail structure of bridge crane

Technical Field

The utility model relates to the technical field of hoisting equipment, in particular to a self-balancing loss-reducing rail structure of a bridge crane.

Background

The bridge crane is applied to the use places of metallurgy, harbors, steel and the like with bad working conditions and large-tonnage hoisting, particularly in steel smelting production and processing factory enterprises, during the steel smelting production process, the bridge crane is mainly used for feeding a heating furnace for steel production and smelting, and because a heating boiler has higher feeding requirement and higher requirement in the steel smelting production process of a factory workshop, the bridge crane has higher operation load and frequent operation application in the steel smelting production of the steel factory workshop, the wheel abrasion problem in the bridge crane operation process is mostly caused by the rail gnawing phenomenon of the crane wheels, the abrasion resistance generated by the rail gnawing of the wheels can be increased in the bridge crane operation process, the wheel abrasion speed can be increased, and even the derailment phenomenon can be generated in the crane operation process, and further, the normal production operation and the safety and stability of the factory workshop are greatly influenced and lost, and the normal use requirements of enterprises cannot be met.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the defects in the prior art, the utility model provides a self-balancing damage-reducing rail structure of a bridge crane, which can reduce the abrasion of gnawing rails to wheels.

The technical scheme is as follows: in order to achieve the purpose, the self-balancing damage-reducing rail structure of the bridge crane comprises a rail bearing beam, a rail and wheels; the utility model discloses a bearing rail of a railway vehicle, including orbital rail, wheel roll, wheel, automatic balance mechanism, orbital rail end part elastic clamp locate the double-layered inslot of bearing rail roof beam, the wheel rolls and corresponds and sets up in the track, the wheel rim interval of wheel presss from both sides and locates orbital rail end, the all sides end of wheel rim is corresponding to automatic balance mechanism, automatic balance mechanism lays the loading end in the bearing rail roof beam along orbital length direction.

Furthermore, a plurality of reinforcing ribs are arranged in the I-shaped groove of the rail bearing beam, and the sizes of the reinforcing ribs are gradually reduced from two ends to the middle, so that ribs of the reinforcing ribs are arc-shaped; the reinforcing ribs are vertically attached to the side faces of the beam columns of the rail bearing beams, and the plurality of reinforcing ribs are uniformly arranged along the length direction of the rail bearing beams.

Furthermore, an I-shaped groove port of the rail bearing beam is provided with a wear induction plate, and the top and the bottom of the wear induction plate are respectively in corresponding contact with a top plate and a bottom plate of the rail bearing beam; wear and tear tablet top interval and be provided with a plurality of pressure sensor, the pressure sensor contact is corresponding to the roof, pressure sensor and wear and tear tablet combination department are located to pressure sensor's atress monitoring end.

Furthermore, wear and tear tablet has seted up multirow fretwork hole along support rail roof beam length direction, every row the fretwork hole reduces in the equal proportion gradually in keeping away from roof direction aperture.

Furthermore, the clamping groove is provided with a clamping buckle, and the clamping buckle comprises a clamping shovel, a telescopic rod and a fastening spring; the clamp shovel presss from both sides tight card and locates at the bottom of the rail, the telescopic link both ends are corresponding to press from both sides the shovel and press from both sides the inslot wall, the telescopic link week side cover is equipped with fastening spring, fastening spring free length is greater than the telescopic link and exposes length.

Further, the automatic balancing mechanism comprises a supporting rail groove, a roller nut, a balancing screw rod, a pushing spring and a buckle cover; the support rail groove is laid on the bearing surface of the rail bearing beam along the length direction of the rail, the roller nut is arranged in the support rail groove and is penetrated through by the balance screw rod, and the roller nut rotates by taking the balance screw rod as a shaft; the balance screw transversely runs through the two sides of the support rail groove and is buckled with one end in the horizontal direction far away from the rail to form a buckle cover, a pushing spring is arranged inside the buckle cover, and the two ends of the pushing spring extrude the balance screw and the buckle cover.

Has the advantages that: the self-balancing damage-reducing rail structure of the bridge crane can reduce the abrasion of gnawing rails to wheels, and comprises the following technical effects:

1) the rail bottom can automatically swing laterally through the automatic balancing mechanism to offset the abrasion of the rail to the wheel, so that the rail gnawing condition is avoided;

2) and a pressure sensor is arranged to monitor the pressure change condition of the abrasion sensing plate and send a signal to an alarm system to inform an operator to maintain the crane in time.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a structural view of a support rail beam of the present invention;

fig. 3 is a structural view of the automatic balancing mechanism of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in figures 1-3: a self-balancing loss-reducing rail structure of a bridge crane comprises a rail bearing beam 1, a rail 2 and wheels 3; the rail bottom 21 part of the rail 2 is elastically clamped in the clamping groove 11 of the rail bearing beam 1, the wheels 3 are correspondingly arranged on the rail 2 in a rolling manner, the wheel flanges 31 of the wheels 3 are clamped at the rail bottom 21 of the rail 2 at intervals, the peripheral side ends of the wheel flanges 31 correspond to the automatic balancing mechanisms 4, and the automatic balancing mechanisms 4 are laid on the bearing surface 12 of the rail bearing beam 1 along the length direction of the rail 2; the track 2 is laid on a bearing surface 12 of the rail bearing beam 1, and the wheels 3 run on the track 2; when the rail 2 is subjected to additional lateral acting force, the rail bottom 21 can drive the rail 2 to perform small-amplitude lateral swing by taking the connecting point of the clamping groove 11 as the center of a circle; the automatic balancing mechanism 4 can automatically make the rail bottom 21 swing laterally to counteract the abrasion of the wheel 3 by the rail 2 when the wheel 3 is deviated from the rail 2.

A plurality of reinforcing ribs 13 are arranged in the I-shaped groove 15 of the rail bearing beam 1, and the sizes of the reinforcing ribs 13 are gradually reduced from two ends to the middle, so that the ribs 131 of the reinforcing ribs 13 are arc-shaped; the reinforcing ribs 13 are vertically attached to the side faces of the beam columns 14 of the rail bearing beam 1, and the plurality of reinforcing ribs 13 are uniformly arranged along the length direction of the rail bearing beam 1; the reinforcing ribs 13 are in an arc shape, so that the structural strength can be improved under the condition of reducing the material consumption as much as possible, and the effective load of the rail bearing beam 1 is increased.

An abrasion induction plate 151 is arranged at the port of the I-shaped groove 15 of the rail bearing beam 1, and the top and the bottom of the abrasion induction plate 151 are respectively in corresponding contact with a top plate 161 and a bottom plate 162 of the rail bearing beam 1; a plurality of pressure sensors 152 are arranged at intervals on the top of the wear sensing plate 151, the pressure sensors 152 are in contact with and correspond to the top plate 161, and the stress monitoring end of each pressure sensor 152 is arranged at the joint of the pressure sensor 152 and the wear sensing plate 151; when track 2 fails in time to maintain and takes place structural deformation, the high change of left and right sides leads to wheel 3 changes its pressure, and after the pressure of one side exceeded and sets for safe value, the pressure increase of roof 161 to wearing and tearing tablet 151, pressure sensor 152 signals alarm system, and the notice operation personnel in time maintain the hoist.

A plurality of rows of through holes 153 are formed in the wear sensing plate 151 along the length direction of the track supporting beam 1, and the aperture of each row of through holes 153 is gradually reduced in an equal proportion in the direction away from the top plate 161; the maximum aperture of the hollow 153 near the top plate 161 reduces the structural strength relatively, so that the deformation is easier to occur, and the pressure sensor 152 is more sensitive to the sensing of the unbalanced pressure condition of the wheel 3.

The clamping groove 11 is provided with a clamping buckle, and the clamping buckle comprises a clamping shovel 111, an expansion rod 112 and a fastening spring 113; the clamping shovel 111 is clamped and clamped at the rail bottom 21, two ends of the telescopic rod 112 correspond to the clamping shovel 111 and the inner wall of the clamping groove 11, a fastening spring 113 is sleeved on the periphery of the telescopic rod 112, and the free length of the fastening spring 113 is greater than the exposed length of the telescopic rod 112; when the rail 2 is only pressed vertically upwards by the wheels 3, the pushing force from the clamping buckles on both sides of the rail bottom 21 is the same, and the rail 2 has a certain degree of lateral bias resistance due to the pressing force of the fastening spring 113 to the clamping shovel 111.

The automatic balancing mechanism 4 comprises a support rail groove 41, a roller nut 42, a balancing screw 43, a pushing spring 44 and a buckle cover 45; the support rail groove 41 is laid on the bearing surface 12 of the rail bearing beam 1 along the length direction of the rail 2, the roller nut 42 is arranged in the support rail groove 41 and penetrated by the balance screw 43, and the roller nut 42 rotates by taking the balance screw 43 as a shaft; the balance screw 43 transversely penetrates through two sides of the support rail groove 41, and a buckle cover 45 is buckled at one end, far away from the horizontal direction of the rail 2, of the balance screw 43, a pushing spring 44 is arranged inside the buckle cover 45, and two ends of the pushing spring 44 extrude the balance screw 43 and the buckle cover 45; when the wheel 3 gnaws the rail, the wheel rims 31 on two sides of the wheel 3 are in a non-horizontal alignment state, namely the wheel rims 31 on one side are inclined downwards and rub against the peripheral sides of the roller nuts 42, the roller nuts 42 rotate after rubbing, the balance screw 43 is screwed in the direction of the track 2 under the action of the thread force, and thrust is applied to the track 2 to correct the track; meanwhile, a pushing spring 44 is arranged in the buckle cover 45 to prevent the balance screw 43 from rotating reversely.

The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the utility model and these are intended to be within the scope of the utility model.

Claims

1. The utility model provides a bridge crane self-balancing subtracts decreases rail structure which characterized in that: comprises a rail bearing beam (1), a rail (2) and wheels (3); the utility model provides a rail end (21) of track (2) part elasticity press from both sides and locate in the double-layered groove (11) of support rail roof beam (1), wheel (3) roll and correspond and set up in track (2), wheel rim (31) interval of wheel (3) presss from both sides and locates at the rail end (21) of track (2), the week side end of wheel rim (31) corresponds to automatic balance mechanism (4), automatic balance mechanism (4) are laid in bearing surface (12) of support rail roof beam (1) along the length direction of track (2).

2. The self-balancing damage-reducing vehicle rail structure of the bridge crane as claimed in claim 1, wherein: a plurality of reinforcing ribs (13) are arranged in an I-shaped groove (15) of the rail bearing beam (1), and the sizes of the reinforcing ribs (13) are gradually reduced from two ends to the middle, so that ribs (131) of the reinforcing ribs (13) are arc-shaped; the reinforcing ribs (13) are vertically attached to the side faces of the beam columns (14) of the rail bearing beam (1), and the reinforcing ribs (13) are uniformly arranged along the length direction of the rail bearing beam (1).

3. The self-balancing damage-reducing vehicle rail structure of the bridge crane as claimed in claim 2, wherein: a wear induction plate (151) is arranged at the port of the I-shaped groove (15) of the rail bearing beam (1), and the top and the bottom of the wear induction plate (151) are respectively in corresponding contact with a top plate (161) and a bottom plate (162) of the rail bearing beam (1); wear and tear tablet (151) top interval is provided with a plurality of pressure sensor (152), pressure sensor (152) contact is corresponding to roof (161), pressure sensor (152) and wear and tear tablet (151) junction are located to the atress monitoring end of pressure sensor (152).

4. The self-balancing damage-reducing vehicle rail structure of the bridge crane as claimed in claim 3, wherein: wear induction plate (151) have seted up multirow fretwork hole (153) along bearing rail roof beam (1) length direction, every row fretwork hole (153) the aperture reduces in the direction of keeping away from roof (161) equal proportion gradually.

5. The self-balancing damage-reducing vehicle rail structure of the bridge crane as claimed in claim 1, wherein: the clamping groove (11) is provided with a clamping buckle, and the clamping buckle comprises a clamping shovel (111), an expansion rod (112) and a fastening spring (113); press from both sides tight card of shovel (111) and locate rail end (21), telescopic link (112) both ends are corresponding to pressing from both sides shovel (111) and pressing from both sides groove (11) inner wall, the cover is equipped with fastening spring (113) all around telescopic link (112), fastening spring (113) free length is greater than telescopic link (112) and exposes length.

6. The self-balancing damage-reducing vehicle rail structure of the bridge crane as claimed in claim 1, wherein: the automatic balancing mechanism (4) comprises a support rail groove (41), a roller nut (42), a balancing screw rod (43), a pushing spring (44) and a buckle cover (45); the supporting rail groove (41) is laid on the bearing surface (12) of the rail bearing beam (1) along the length direction of the rail (2), the roller nut (42) is arranged in the supporting rail groove (41) and is penetrated by the balance screw rod (43), and the roller nut (42) rotates by taking the balance screw rod (43) as a shaft; balance screw rod (43) transversely run through support rail groove (41) both sides and keep away from the horizontal direction's of track (2) one end lock and be equipped with buckle closure (45), buckle closure (45) inside is equipped with pushes away and pushes away spring (44), push away and push away balanced screw rod (43) of spring (44) both ends extrusion and buckle closure (45).