CN215358165U - Auxiliary positioning device for mounting current collector - Google Patents

Abstract

Current collector installation auxiliary positioning device belongs to the supplementary adjusting device field of installation of third rail current collector for rail vehicle, and it includes base, axle bed mechanism, footboard, butterfly nut, lock nut, positioning screw, buffering support, holds in palm groove antiskid backing plate and pedal antiskid ribbed tile. The carbon slipper can firmly drag the bottom of the carbon slipper, so that the carbon slipper does not slip or shake; the device saves manpower, reduces working strength and avoids crushing injury; the nylon mat or the rubber bracket anti-slip base plate and the pedal anti-slip plate play the anti-slip and vibration reduction effects of improving the friction force, and the buffering support vertically arranged below the carbon slipper positioning dragging groove plays the elastic buffering effect on the pedal bearing the carbon slipper.

Description

Auxiliary positioning device for mounting current collector

Technical Field

The utility model belongs to the field of mounting auxiliary adjusting devices of third rail current collectors for railway vehicles, and particularly relates to an auxiliary positioning device for mounting a current collector.

Background

And the rail vehicle adopting the third rail obtains current from the third rail parallel to the steel rail through the current collector of the rail vehicle to provide electric energy power for the running of the train.

The current collector is a vertical action element comprising a spring, and the vertical height of the current collector from the end face of the third rail is required to be within a design range given by a drawing. However, the current collector is not only heavy, but also has a carbon slipper at the bottom of the current collector which is a complex surface structure similar to a small section of track and does not have a horizontal end surface easy to position, so that at least two operators are required to lift the current collector by hands in the installation process of the current collector to repeatedly adjust the height of the current collector from the three-rail end surface, and the other operator is responsible for measuring the size and fixing the installation operation to enable the installation bolt to be aligned with the installation hole on the bogie, so that the installation process of the current collector is very complicated, time-consuming and labor-consuming, not only is the re-work and re-installation frequently required, but also manpower and material resources are seriously wasted, when the cost is consumed, the production efficiency is low, the economic cost is increased, the risk of accidents that the current collector slips and damages the operators is faced, and the production safety is affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides an auxiliary positioning device for mounting a current collector, and aims to solve the technical problems that the bottom structure of the current collector is complex and is not easy to position, so that the height mounting and positioning process is time-consuming and labor-consuming, repeated measurement and adjustment are needed, and an operator cannot ensure the mounting quality and the operation safety.

The technical scheme adopted by the utility model for solving the technical problem is as follows:

the auxiliary positioning device for mounting the current collector comprises a base, an axle seat mechanism, a pedal, a butterfly nut, a locking nut, a positioning screw, a buffer support, a bracket anti-skidding base plate and a pedal anti-skidding plate, wherein a buffer mounting hole and a screw mounting hole which are formed along the plumb direction are respectively formed in the front end and the rear end of the upper end surface of the base; the shaft seat mechanism comprises a rotating shaft and two shaft seats, the rotating shaft is fixedly connected with the two shaft seats respectively, and the lower parts of the two shaft seats are fixedly connected to the outer side wall of the middle section of the base in a bilateral symmetry manner; the middle section of the pedal side wall is provided with a pedal rotating shaft hole which is transversely penetrated, and the pedal rotating shaft hole is rotatably connected with the two shaft seats through a rotating shaft; the front end of the upper end surface of the pedal is provided with a carbon sliding shoe positioning dragging groove parallel to the rotating shaft, the rear end of the upper end surface of the pedal is provided with a screw rod which vertically passes through the long slotted hole, and the middle part of the butterfly nut is provided with a butterfly nut long slotted hole; the lower end of the positioning screw penetrates through the long slotted hole of the butterfly nut and the screw in sequence, vertically passes through the long slotted hole and is fixedly connected with the screw mounting hole; the locking nut is in threaded connection with the positioning screw, and the bottom of the locking nut is in abutting connection with the upper end face of the long slotted hole of the butterfly nut; the buffer support is positioned below the carbon sliding shoe positioning dragging groove, and the lower end of the buffer support is fixedly connected with the buffer mounting hole; the bracket anti-slip backing plate is fixedly connected to the upper end of the carbon slipper positioning dragging groove, and the pedal anti-slip backing plate is fixedly connected to the far end of the pedal behind the butterfly nut slotted hole.

If the horizontal distance from the center of the carbon slipper positioning dragging groove to the center of the rotating shaft is L1, the horizontal distance from the axis of the positioning screw rod to the center of the rotating shaft is L2, and the horizontal distance from the center of the pedal anti-skid pad plate to the center of the rotating shaft is L3, then: l3 is more than or equal to 1.2L1 and less than or equal to 2L1, and L2 is more than or equal to 0.5L3 and less than or equal to 0.8L 3.

The shape and the depth of the carbon slipper positioning dragging groove are matched with the structural shape of the bottom of the carbon slipper.

The utility model has the beneficial effects that: the carbon slipper positioning dragging groove on the auxiliary positioning device for installing the current collector is matched with the structural shape of the bottom of the carbon slipper in shape and depth, so that the bottom of the carbon slipper can be firmly dragged, and the carbon slipper is prevented from slipping and shaking. The whole pedal is a lever mechanism taking the rotating shaft as a fulcrum, can be operated by one foot of an operator, and pries the carbon sliding shoe and the current collector by utilizing the lever principle, so that the labor is saved, and the injury is avoided. The butterfly nut and the locking nut can limit and stop the pedal on the positioning screw rod, so that the inclination angle of the pedal is locked at a given height or the lifting height of the carbon slipper positioning dragging groove is accurately adjusted, an operator is liberated from the operation of pedal force application, and the working strength is reduced. The nylon mat or the rubber bracket anti-slip base plate and the pedal anti-slip plate play the anti-slip and vibration reduction effects of improving the friction force, and the buffering support vertically arranged below the carbon slipper positioning dragging groove plays the elastic buffering effect on the pedal bearing the carbon slipper.

In addition, the auxiliary positioning device for installing the current collector also has the advantages of simple and practical structure, convenience in operation, low cost, convenience in popularization and the like.

Drawings

Fig. 1 is a schematic perspective view of an auxiliary positioning device for mounting a current collector according to the present invention;

FIG. 2 is a schematic illustration of the explosive assembly of FIG. 1;

fig. 3 is a side view of the auxiliary positioning device for installing the current collector of the utility model.

Detailed Description

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

As shown in fig. 1, the auxiliary positioning device for mounting the current collector comprises a base 1, an axle seat mechanism 2, a pedal 3, a butterfly nut 4, a lock nut 5, a positioning screw 6, a buffer support 7, a bracket anti-skid base plate 8 and a pedal anti-skid plate 9, wherein a buffer mounting hole 1-1 and a screw mounting hole 1-2 which are arranged along the plumb direction are respectively arranged at the front end and the rear end of the upper end surface of the base 1; the axle seat mechanism 2 comprises a rotating shaft 2-1 and two axle seats 2-2, the rotating shaft 2-1 is fixedly connected with the two axle seats 2-2 respectively, and the lower parts of the two axle seats 2-2 are fixedly connected on the outer side wall of the middle section of the base 1 in a bilateral symmetry manner, so that the pedal 3 becomes a lever mechanism taking the rotating shaft 2-1 as a fulcrum; the middle section of the side wall of the pedal 3 is provided with a pedal rotating shaft hole 3-1 which is transversely penetrated, and the pedal rotating shaft hole 3-1 is rotatably connected with two shaft seats 2-2 through a rotating shaft 2-1; the front end of the upper end face of the pedal 3 is provided with a carbon slipper positioning dragging groove 3-2 parallel to the rotating shaft 2-1, the rear end of the upper end face of the pedal 3 is provided with a screw rod which vertically passes through the long slotted hole 3-3, and the middle part of the butterfly nut 4 is provided with a butterfly nut long slotted hole 4-1; the lower end of a positioning screw 6 sequentially penetrates through a long slotted hole 4-1 of the butterfly nut and the screw to vertically pass through a long slotted hole 3-3 and is fixedly connected with a screw mounting hole 1-2; the locking nut 5 is in threaded connection with the positioning screw 6, and the bottom of the locking nut 5 is in abutting connection with the upper end face of the long slotted hole 4-1 of the butterfly nut; the buffer support 7 is positioned below the carbon slipper positioning dragging groove 3-2, and the lower end of the buffer support 7 is fixedly connected with the buffer mounting hole 1-1; the bracket antiskid backing plate 8 is fixedly connected with the upper end of the carbon slipper positioning towing groove 3-2, and the pedal antiskid backing plate 9 is fixedly connected with the far end of the pedal 3 behind the butterfly nut slotted hole 4-1.

Setting the horizontal distance from the center of the carbon slipper positioning dragging groove 3-2 to the center of the rotating shaft 2-1 to be L1, setting the horizontal distance from the axis of the positioning screw 6 to the center of the rotating shaft 2-1 to be L2, and setting the horizontal distance from the center of the pedal antiskid cushion plate 9 to the center of the rotating shaft 2-1 to be L3, then: l3 is more than or equal to 1.2L1 and less than or equal to 2L1, and L2 is more than or equal to 0.5L3 and less than or equal to 0.8L 3. The shape and the depth of the carbon slipper positioning dragging groove 3-2 are matched with the structural shape of the bottom of the carbon slipper, and the bracket anti-skid base plate 8 and the pedal anti-skid plate 9 are both nylon pads or rubber pads.

When the auxiliary positioning device is installed on the current collector, the buffer support 7 can be a rigid spring or an Enidine-brand fixed buffer. When the device is used, the base 1 is arranged on the ground below the current collector in a posture vertical to the third rail, the butterfly nut 4 and the locking nut 5 are detached from the top end of the positioning screw rod 6, then the lower end of the carbon skid shoe of the current collector is directly dragged by the support groove antiskid backing plate 8, an operator steps on the pedal antiskid backing plate 9 with one foot and applies vertical pressure, the carbon skid shoe and the current collector on the support groove antiskid backing plate 8 are integrally supported by the pedal 3 by utilizing the lever principle, when the carbon skid shoe rises and slightly exceeds an ideal installation height, the butterfly nut 4 and the locking nut 5 are installed on the positioning screw rod 6 again, and the pedal 3 at one end of the pedal antiskid backing plate 9 is enabled to realize height positioning under the stopping action of the butterfly nut 4 and the locking nut 5. And finally, according to the installation height requirement of the carbon slipper, finely adjusting the height position of the locking nut 5 on the positioning screw rod 6, namely realizing the height positioning of the carbon slipper and the current collector through the current collector installation auxiliary positioning device.

Claims (3)

1. Current collector installation auxiliary positioning device, its characterized in that: the positioning device comprises a base (1), an axle seat mechanism (2), a pedal (3), a butterfly nut (4), a lock nut (5), a positioning screw (6), a buffer support (7), a bracket anti-skid base plate (8) and a pedal anti-skid plate (9), wherein a buffer mounting hole (1-1) and a screw mounting hole (1-2) which are formed along the plumb direction are respectively formed in the front end and the rear end of the upper end surface of the base (1); the shaft seat mechanism (2) comprises a rotating shaft (2-1) and two shaft seats (2-2), the rotating shaft (2-1) is fixedly connected with the two shaft seats (2-2) respectively, and the lower parts of the two shaft seats (2-2) are fixedly connected to the outer side wall of the middle section of the base (1) in a bilateral symmetry manner; the middle section of the side wall of the pedal (3) is provided with a pedal rotating shaft hole (3-1) which is transversely penetrated, and the pedal rotating shaft hole (3-1) is rotatably connected with the two shaft seats (2-2) through a rotating shaft (2-1); the front end of the upper end face of the pedal (3) is provided with a carbon sliding shoe positioning dragging groove (3-2) parallel to the rotating shaft (2-1), the rear end of the upper end face of the pedal (3) is provided with a screw rod which vertically passes through the long slotted hole (3-3), and the middle part of the butterfly nut (4) is provided with a butterfly nut long slotted hole (4-1); the lower end of the positioning screw rod (6) sequentially penetrates through the long slotted hole (4-1) of the butterfly nut and the screw rod to vertically pass through the long slotted hole (3-3) and is fixedly connected with the screw rod mounting hole (1-2); the locking nut (5) is in threaded connection with the positioning screw (6), and the bottom of the locking nut (5) is in abutting connection with the upper end face of the long slotted hole (4-1) of the butterfly nut; the buffer support (7) is positioned below the carbon slipper positioning dragging groove (3-2), and the lower end of the buffer support (7) is fixedly connected with the buffer mounting hole (1-1); the bracket antiskid backing plate (8) is fixedly connected with the upper end of the carbon slipper positioning towing groove (3-2), and the pedal antiskid plate (9) is fixedly connected with the far end of the pedal (3) behind the butterfly nut slotted hole (4-1).

2. The current collector installation assistance positioning device of claim 1, wherein: setting the horizontal distance from the center of the carbon slipper positioning dragging groove (3-2) to the center of the rotating shaft (2-1) to be L1, setting the horizontal distance from the axis of the positioning screw rod (6) to the center of the rotating shaft (2-1) to be L2, and setting the horizontal distance from the center of the pedal antiskid plate (9) to the center of the rotating shaft (2-1) to be L3, then: l3 is more than or equal to 1.2L1 and less than or equal to 2L1, and L2 is more than or equal to 0.5L3 and less than or equal to 0.8L 3.

3. The current collector installation assistance positioning device of claim 2, wherein: the shape and the depth of the carbon slipper positioning dragging groove (3-2) are matched with the structural shape of the bottom of the carbon slipper.

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