Detachable protective cover of train axle

Abstract

The utility model discloses a detachable protective cover of a train axle, which comprises a train bearing and wheels, the wheels are arranged at two ends of the train bearing, and a protective cover body is arranged on the outer side of each wheel. According to the detachable protective cover of the train axle, two shifting plates are pressed to move towards a middle position plate on a positioning rod and an auxiliary rod, reset springs are compressed, meanwhile, the shifting plates drive limiting clamping plates to move through extension plates, the bottoms of the limiting clamping plates at least enter the range of the protective cover body, and the protective cover body covers the outer side of a wheel; the limiting clamping plate extends into the annular groove, the shifting plate is loosened to enable the reset spring to rebound, the limiting clamping plate is driven to reset through the extension plate while the shifting plate is reset, the limiting clamping plate is clamped into the annular groove, and dust at the joint of the vehicle bearing and the wheel is shielded.

Description

TECHNICAL FIELD

[0001] The utility model relates to train axle technical field, concretely is a detachable protective cover of train axle. BACKGROUND

[0002] The train axle is in the condition of dust accumulation under the non - running state.

[0003] After the train axle completes production, part of the train axle cannot be directly put into use, and will be placed in the warehouse for a period of time, and long - term storage will cause the axle body part of the train axle, the wheel part and the connecting place of both to produce the condition of dust accumulation, too much dust can influence the use of the train axle, and regular maintenance and inspection also need to be carried out to the train axle, and the train axle always keeps the qualified product. UTILITY MODEL CONTENTS

[0004] The utility model discloses a detachable protective cover of train axle to solve the problem that too much dust can influence the use of the train axle in the above background art, and regular maintenance and inspection also need to be carried out to the train axle.

[0005] To realize the above -mentioned purpose, the utility model provides the following technical scheme: a detachable protective cover of train axle, including axle bearing and wheel, both ends of axle bearing are equipped with wheel, and the outside of wheel is equipped with protective cover body;

[0006] The outside of wheel extends ring frame, and ring frame is fixedly connected between wheel, and the side close to wheel of ring frame is provided with ring groove;

[0007] The inside of protective cover body is fixedly installed with positioning rod, and the outside of positioning rod is nested with push plate, and the inside of push plate is fixedly connected with return spring, and one end, away from push plate of return spring, is fixedly installed on midboard, and midboard is penetrated by positioning rod, and midboard is fixedly connected between positioning rod, and one end, away from return spring of push plate, is fixedly connected with extension plate, and one end, away from push plate of extension plate, is fixedly connected with limiting clamping plate, and auxiliary rod is arranged between positioning rod and protective cover body, and push plate and midboard are penetrated by auxiliary rod.

[0008] Preferably, the push plate and the auxiliary rod are movably connected, and the midboard and the auxiliary rod are fixedly connected.

[0009] Preferably, the midboard is located at the middle position of the protective cover body, and the midboard and the protective cover body are fixedly connected.

[0010] Preferably, the bottom ends of the two limiting clamping plates are clamped into the ring groove.

[0011] Compared with the prior art, the utility model has the advantages of the following:

[0012] The detachable protective cover of the train axle can shield the connecting part of the axle bearing and the wheel, effectively prevent dust from entering the connecting part of the axle bearing and the wheel, ensure the quality of the product, and conveniently remove the protective cover body from the wheel for regular maintenance and inspection of the train axle. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a front view of the whole utility model;

[0014] Fig. 2 It is a sectional view of the wheel of the utility model;

[0015] Fig. 3 It is a sectional view of the protective cover body of the utility model.

[0016] In the figure: 1, axle bearing; 2, wheel; 21, ring frame; 22, ring groove; 3, protective cover body; 31, positioning rod; 32, push plate; 33, reset spring; 34, middle plate; 35, extension plate; 36, limiting clamping plate; 37, auxiliary rod. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0018] Please refer to Figs. 1-3The utility model provides a detachable protective cover of train axle, including axle bearing 1 and wheel 2, both ends of axle bearing 1 are equipped with wheel 2, the outside of wheel 2 is equipped with protective cover body 3, the outside of wheel 2 extends ring frame 21, and ring frame 21 is fixedly connected between wheel 2, and ring frame 21 is equipped with ring groove 22 on the side close to wheel 2, the inside of protective cover body 3 is fixedly installed with positioning rod 31, positioning rod 31 is nested with the push plate 32 on the outside, the inside of push plate 32 is fixedly connected with return spring 33, and the one end of return spring 33 away from push plate 32 is fixedly installed on the mid-position plate 34, and the mid-position plate 34 is penetrated by positioning rod 31, and the mid-position plate 34 is fixedly connected between positioning rod 31, the one end of push plate 32 away from return spring 33 is fixedly connected with extension plate 35, and the one end of extension plate 35 away from push plate 32 is fixedly connected with limiting clamping plate 36, and positioning rod 31 is equipped with auxiliary rod 37 between protective cover body 3, and push plate 32 and mid-position plate 34 are penetrated by auxiliary rod 37, and the two push plates 32 are pressed and make it move to mid-position plate 34 on positioning rod 31 and auxiliary rod 37, return spring 33 is compressed, simultaneously, push plate 32 moves limiting clamping plate 36 by extension plate 35, and its bottom at least enters the range of protective cover body 3, covers protective cover body 3 on the outside of wheel 2, and makes limiting clamping plate 36 extend into ring groove 22, and the push plate 32 is loosened to make return spring 33 rebound, and push plate 32 resets simultaneously and resets limiting clamping plate 36 by extension plate 35, and limiting clamping plate 36 is clamped into ring groove 22, and the connecting place of axle bearing 1 and wheel 2 is shielded to dust.

[0019] Further, the push plate 32 and the auxiliary rod 37 are movably connected, the mid-position plate 34 and the auxiliary rod 37 are fixedly connected, and the push plate 32 can move on the auxiliary rod 37 and the positioning rod 31.

[0020] Further, the mid-position plate 34 is located at the middle position of the protective cover body 3, and the mid-position plate 34 is fixedly connected with the protective cover body 3.

[0021] Further, the bottom ends of the two limiting clamping plates 36 are clamped into the ring grooves 22.

[0022] Working principle: the utility model discloses a detachable protective cover of train axle, when using, press two push plates 32 to make it move to the middle plate 34 on the positioning rod 31 and auxiliary rod 37, reset spring 33 is compressed, and push plate 32 moves the limiting clamping plate 36 through extension plate 35 to make its bottom at least enter the range of protective cover body 3, cover protective cover body 3 on the outside of wheel 2, and make limiting clamping plate 36 extend into ring groove 22, release push plate 32 to make reset spring 33 rebound, and push plate 32 resets simultaneously and resets limiting clamping plate 36 through extension plate 35, makes limiting clamping plate 36 clamping into ring groove 22, and the connecting place of axle bearing 1 and wheel 2 is shielded to dust, when needing to use or overhaul, take down protective cover body 3 through the same step, and cover again after overhauling is completed.

Claims

1. A detachable protective cover of a train axle, comprising an axle bearing (1) and a wheel (2), both ends of the axle bearing (1) are provided with the wheel (2), characterized in that: The outer side of the wheel (2) is provided with a protective cover (3); The outer side of the wheel (2) extends a ring frame (21), the ring frame (21) is fixedly connected between the wheel (2), and the side close to the wheel (2) of the ring frame (21) is provided with a ring groove (22); The inside of the protective cover (3) is fixedly installed with a positioning rod (31), the outer side of the positioning rod (31) is nested with a toggle plate (32), the inner side of the toggle plate (32) is fixedly connected with a return spring (33), one end of the return spring (33) away from the toggle plate (32) is fixedly installed on a middle plate (34), the middle plate (34) is penetrated by the positioning rod (31), and the middle plate (34) is fixedly connected with the positioning rod (31), one end of the toggle plate (32) away from the return spring (33) is fixedly connected with an extension plate (35), one end of the extension plate (35) away from the toggle plate (32) is fixedly connected with a limiting clamping plate (36), the positioning rod (31) and the protective cover (3) are provided with an auxiliary rod (37), the toggle plate (32) and the middle plate (34) are penetrated by the auxiliary rod (37).

2. A removable protective cover for a train axle as defined in claim 1, wherein: The toggle plate (32) and the auxiliary rod (37) are movably connected, and the middle plate (34) and the auxiliary rod (37) are fixedly connected.

3. A removable protective cover for a train axle as defined in claim 1, wherein: The middle plate (34) is located at the middle position of the protective cover (3), and the middle plate (34) is fixedly connected with the protective cover (3).

4. The removable protective cover for a train axle defined in claim 1, wherein: The bottom ends of the two limiting clamping plates (36) are clamped into the ring groove (22).

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