CN207989655U - A kind of variable rail gauge steel wheel driving device - Google Patents

A kind of variable rail gauge steel wheel driving device Download PDF

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Publication number
CN207989655U
CN207989655U CN201820424069.0U CN201820424069U CN207989655U CN 207989655 U CN207989655 U CN 207989655U CN 201820424069 U CN201820424069 U CN 201820424069U CN 207989655 U CN207989655 U CN 207989655U
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China
Prior art keywords
wheel
telescopic shaft
driven
driving
telescopic
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CN201820424069.0U
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Chinese (zh)
Inventor
张渝
高晓蓉
王黎
王泽勇
赵全轲
章祥
黄炜
王小伟
赵波
张立玮
许安东
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Beijing Lead Time Science & Technology Co Ltd
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Beijing Lead Time Science & Technology Co Ltd
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Priority to CN201820424069.0U priority Critical patent/CN207989655U/en
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Abstract

The utility model discloses a kind of variable rail gauge steel wheel driving device, and driving wheel is rotatably dispose in rack, and is driven and operated by travel driving unit;Two telescopic shafts are centrosymmetric distribution about driving wheel, and a driven wheel is respectively set in the both sides of driving wheel, and driving wheel can drive two driven wheels and telescopic shaft to rotate simultaneously, and traveling wheel is arranged in the external part of telescopic shaft;Telescopic driver is set in rack, and telescopic driver can drive lead screw to rotate, and screw-thread fit is set with limiter on lead screw, limiter keeps synchronous translational with telescopic shaft, and the two can relatively rotate, limiter does not influence the rotation of telescopic shaft itself, only controls the axial displacement of telescopic shaft.When needing to adjust the spacing between two traveling wheels, telescopic driver drives lead screw, keeps telescopic shaft axially outward or inside retraction, achieve the purpose that change traveling wheel spacing, it is capable of the track of Rapid matching different in width, and simple in structure, is not take up excessive space.

Description

A kind of variable rail gauge steel wheel driving device
Technical field
The utility model is related to rail vehicle technical fields, further relate to a kind of variable rail gauge steel wheel driving device.
Background technology
Country's train rail is all made of standard gauge 1435mm at present, but is needed in some cases using various sizes of Track, such as inspection pit, mining machine, harbour machinery etc., when the orbital transfer of two kinds of different gauges, two sets of generally use is not Steel wheel with gauge carries out becoming rail operation.
Traditional change rail mode needs replacing axle or wheel, and operating process is complicated, time-consuming and laborious;If on one device Wheel shaft simultaneously equipped with several different gauges, can increase the volume of equipment, passability is made to be deteriorated, increase equipment at This, load, which increases, reduces operational efficiency, and energy consumption is made to increase.
Utility model content
The core of the utility model is to provide a kind of variable rail gauge steel wheel driving device, can change between driving wheel Away from matching the track of different gauges, concrete scheme is as follows:
A kind of variable rail gauge steel wheel driving device, including:
Rack;
Driving wheel is rotatably dispose in the rack, and is driven and operated by travel driving unit;
Telescopic shaft, including two and be centrosymmetric distribution about the driving wheel, it is axial to turn with the driving wheel Axis is parallel;Setting is driven the driven wheel of operating, the driven wheel to drive the telescopic shaft by the driving wheel on the telescopic shaft Rotation;The external part of the telescopic shaft is arranged for the traveling wheel with rail contact;Telescopic driver, energy are set in the rack Enough lead screw is driven to rotate, screw-thread fit is set with limiter on the lead screw, and the limiter and telescopic shaft holding are synchronous flat It moves, and the two can relatively rotate.
Optionally, the driving wheel is gear, and the driven wheel is the gear being set on the telescopic shaft;The walking Driving device is driving motor, and the driving wheel is driven to rotate.
Optionally, the telescopic shaft is splined shaft, and the driven wheel sliding sleeve is loaded on the telescopic shaft;In the rack Limiting plate is fixedly installed, the driven wheel limits axial movement by the limiting plate.
Optionally, setting is used to detect and the range sensor of the driven wheel spacing on the limiting plate.
Optionally, the limiter includes guide rod and thread plate, and the thread plate is limited by the guide rod and slided, The lead screw and the thread plate screw-thread fit;The thread plate is connect with the telescopic shaft by bearing.
Optionally, fixed suit spring bearing, the inner ring of the spring bearing are solid with the telescopic shaft on the telescopic shaft Fixed suit, the outer ring of the spring bearing is supported by the rack.
Optionally, the spring bearing is set in independent babinet, is arranged between the babinet and the rack and is added Brutal.
The utility model provides a kind of variable rail gauge steel wheel driving device, including rack, driving wheel, telescopic shaft etc. Structure, rack are used for limited support, and other all parts are installed in rack;Driving wheel is rotatably dispose in rack, and is led to It crosses travel driving unit and drives operating, driving wheel is active rotational structure, for driving driven wheel to rotate;Telescopic shaft includes two A, two telescopic shafts are centrosymmetric distribution about driving wheel, and a driven wheel is respectively set in the both sides of driving wheel, driven wheel Axial parallel with the shaft of driving wheel, driving wheel can drive two driven wheel rotations, driven wheel to drive telescopic shaft rotation simultaneously; The external part setting of telescopic shaft drives traveling wheel to move in orbit for the traveling wheel with rail contact, telescopic shaft rotation;Machine Telescopic driver is set on frame, and telescopic driver can drive lead screw to rotate, and screw-thread fit is set with limiter, limiter on lead screw Synchronous translational is kept with telescopic shaft, and the two can relatively rotate, limiter does not influence the rotation of telescopic shaft itself, only controls The axial displacement of telescopic shaft processed.
Variable rail gauge steel wheel driving device provided by the utility model drives driven wheel rotation, driven wheel by driving wheel Traveling wheel is set to move in orbit by telescopic shaft;When needing to adjust the spacing between two traveling wheels, telescopic driver band Dynamic lead screw, keeps telescopic shaft axially outward or inside retraction, achievees the purpose that change traveling wheel spacing, being capable of Rapid matching The track of different in width, and it is simple in structure, it is not take up excessive space.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other drawings may also be obtained based on these drawings.
Figure 1A is the axis geodesic structure figure of variable rail gauge steel wheel driving device oblique upper provided by the utility model;
Figure 1B is the axis geodesic structure figure of variable rail gauge steel wheel driving device obliquely downward provided by the utility model;
Fig. 2A is the vertical view of variable rail gauge steel wheel driving device provided by the utility model;
Fig. 2 B are the upward view of variable rail gauge steel wheel driving device provided by the utility model;
Fig. 2 C are the front view of variable rail gauge steel wheel driving device provided by the utility model;
Fig. 3 A are the shaft side figure of telescopic shaft and its accessory structure;
Fig. 3 B are Fig. 3 A and side view;
Fig. 3 C are Fig. 3 A and sectional view;
Fig. 3 D are part A partial enlarged view in Fig. 3 C.
Figure includes:
Rack 1, driving wheel 2, travel driving unit 3, telescopic shaft 4, driven wheel 41, traveling wheel 42, telescopic driver 43, silk Bar 44, limiter 45, guide rod 451, thread plate 452, spigot nut 453, thrust bearing 454, limiting plate 46, spring bearing 5, Babinet 51, reinforcing beam 52.
Specific implementation mode
The core of the utility model is to provide a kind of variable rail gauge steel wheel driving device, can change between driving wheel Away from matching the track of different gauges.
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with attached drawing and Explanation is described in detail to the variable rail gauge steel wheel driving device of the application in specific embodiment.
As shown in FIG. 1A and 1B, the different angles of variable rail gauge steel wheel driving device two respectively provided by the utility model The axis geodesic structure figure of degree, Figure 1A are oblique upper visual angle, and Figure 1B is lower section visual angle;Variable rail gauge steel wheel provided by the utility model Driving device includes the structures such as rack 1, driving wheel 2, telescopic shaft 4, and rack 1 is the frame structure of rectangular-shape, by plurality of rods part Mutually splice fixed composition with plate, other each components are mounted within the frame structure of cuboid, and positioning is played by frame With the effect of protection, one layer of protective plate can be coated in the outermost layer of frame, plays the role of dust-proof anticollision, protective plate is in figure It does not indicate.
Driving wheel 2 is rotatably dispose in rack 1, and is driven and operated by travel driving unit 3, and travel driving unit 3 can It is arranged in rack 1, driving wheel 2 is made to generate rotation, driving wheel 2 is driving wheel.
As shown in Fig. 2A to Fig. 2 C, the vertical view of variable rail gauge steel wheel driving device respectively provided by the utility model, Upward view and front view;Telescopic shaft 4 includes two, and two telescopic shafts 4 are centrosymmetric distribution about driving wheel 2, and two are stretched Axis 4 is located at the both sides of driving wheel 2, and stretches out in rack 1, axial direction and the driving wheel 2 of telescopic shaft 4 from different sides Shaft is parallel;Driven wheel 41 is set on telescopic shaft 4, and driven wheel 41 is driven by driving wheel 2 and operated, and driven wheel 41 is same with telescopic shaft 4 Step rotation, makes 4 rotary motion of telescopic shaft;The external part of telescopic shaft 4 is arranged for the traveling wheel 42 with rail contact, traveling wheel 42 Except rack 1, because two telescopic shafts 4 are about symmetrical centered on driving wheel 2, then two traveling wheels 42 are not coaxially disposed, But it is interspersed.Telescopic driver 43 is set in rack 1, telescopic driver 43 drives lead screw 44 to rotate by transmission mechanism, Screw-thread fit is set with limiter 45 on lead screw 44, and screw-thread fit between limiter 45 and lead screw 44 drives limit when lead screw 44 rotates Position device 45 is reciprocating along the axial direction of lead screw 44, and limiter 45 is contacted with telescopic shaft 4, and the two keeps synchronous translational, and the two It can relatively rotate, that is to say, that limiter 45 can drive 4 synchronous translational of telescopic shaft when translating, when telescopic shaft 4 rotates Limiter 45 is not driven to rotate, the two keeps relatively independent in rotation.
Using the variable rail gauge steel wheel driving device of the utility model, driven wheel 41 is driven to rotate by driving wheel 2, driven wheel So that traveling wheel 42 is moved in orbit by telescopic shaft 4, entire railcar can be driven to move, under normal circumstances in a railcar In at least two groups of the utility model of front and back setting variable rail gauge steel wheel driving device, so that railcar is smoothly run;When When needing to adjust the spacing between two traveling wheels 42, telescopic driver 43 drives lead screw 44 to rotate, and limiter 45 is made to make axial direction It is mobile, it drives telescopic shaft 4 axially outward or inside retraction, achievees the purpose that change 42 spacing of traveling wheel, it can be quick The track of different in width is matched, and simple in structure, is not take up excessive space.
On the basis of said program, the driving wheel 2 in the utility model is gear, and driven wheel 41 is to be set in telescopic shaft Gear on 4, two gear intermeshings, can realize direct-drive;Certainly, other than gear, others also can be used Driving form, such as sprocket wheel, belt pulley etc., as long as the form that the power of driving wheel 2 is transmitted on telescopic shaft 4 all can may be used; Using gear drive, make the spacing smaller between driving wheel 2 and telescopic shaft 4, is conducive to reduce space hold.In the utility model Travel driving unit 3 be driving motor, drive driving wheel 2 rotate;On the driving shaft, drive shaft being capable of axis for 2 sets of driving wheel The centre position that structures are rotatably installed in rack 1 such as hold;Suit driving wheel 2 is fixed in one end of drive shaft, and the other end fixes suit One gear structure drives drive shaft rotation by this gear in travel driving unit 3, makes driving wheel 2 that driven wheel 41 be driven to rotate. Travel driving unit 3 may be provided at the lower section of drive shaft, the side for the drive shaft that may also set up, and not influence the telescopic shaft 4 of both sides Space layout.
Preferably, the telescopic shaft 4 in the utility model is splined shaft, is telescopic shaft and its accessory structure as shown in Figure 3A Shaft side figure, Fig. 3 B be Fig. 3 A and side view, Fig. 3 C be Fig. 3 A and sectional view, Fig. 3 D be Fig. 3 C in part A partial enlarged view;Flower A plurality of prism structure is arranged in the week of key axis outer wall axially upward, and 41 sliding sleeve of driven wheel is loaded on the spline of telescopic shaft 4, driven The interior loop-shaped of wheel 41 is identical as the outer wall shape of telescopic shaft 4, and the outer ring of the size ratio telescopic shaft 4 of inner ring is bigger, driven wheel 41 4 synchronous rotary of telescopic shaft is driven when rotation, when telescopic shaft 4 is translated along axis, opposite sliding between driven wheel 41 and telescopic shaft 4; Limiting plate 46 is fixedly installed in rack 1, limiting plate 46 is vertically arranged, and a driven wheel 41 corresponds to two pieces of limiting plates 46, two pieces of limits Position plate 46 is located at the left and right sides of drivenization 41, the spacing between two pieces of limiting plates 46 it is identical as the thickness of driven wheel 41 or Bigger, driven wheel 41 limits axial movement by limiting plate 46, and when telescopic shaft 4 moves axially, driven wheel 41 is kept not It is dynamic, ensure effectively to engage between driven wheel 41 and driving wheel 2.Certainly, in addition to driven wheel 41 and telescopic shaft 4 slidably coordinate it Outside, if driven wheel 41 is mutually permanently connected with telescopic shaft 4 also possible, the thickness for increasing driving wheel 2 is needed at this time, to protect The telescopic extensions of telescopic shaft 4 are demonstrate,proved, these specific embodiments should be all included within the scope of protection of this utility model.
Because driven wheel 41 is located at the inside of rack 1, in order to make driven wheel 41 effectively be engaged with driving wheel 2 always, limiting Range sensor is set on plate 46, for detecting the spacing between driven wheel 41 and limiting plate 46.
Specifically, limiter 45 includes guide rod 451 and thread plate 452 in the utility model, and the appearance of guide rod 451 is flat Sliding, axial parallel with axially retaining for telescopic shaft 4, guide rod 451 runs through thread plate 452, and thread plate 452 passes through guide rod 451 Limit sliding;Installation spigot nut 453, lead screw 44 and 453 screw-thread fit of spigot nut, thread plate are opened up on thread plate 452 452 are fixed to each other with spigot nut 453, and limiting thread plate 452 by guide rod 451 can not rotate, and lead screw 44 drives when rotating Thread plate 452 makees axial translational motion;Thread plate 452 is connect with telescopic shaft 4 by thrust bearing 454, and thread plate 452 connects In the inner ring of thrust bearing 454, telescopic shaft 4 is connected to the outer ring of thrust bearing 454, the not mutual shadow of rotation between the two It rings, thread plate 452 drives telescopic shaft 4 to make translational motion;The inner hollow of telescopic shaft 4 is arranged, and lead screw 44 is inserted into telescopic shaft 4 It is interior.
Fixed suit spring bearing 5 on telescopic shaft 4, the inner ring of spring bearing 5 is fixed with telescopic shaft 4 to be set with, spring bearing 5 Outer ring supported by rack 1.Spring bearing 5 can be identical as the setting form of driven wheel 41, can between telescopic shaft 4 company of sliding It connects, connection can also be kept fixed, these are specifically arranged form and are included within the scope of protection of the utility model.
Spring bearing 5 is set in independent babinet 51, plays dustproof effect, and telescopic shaft 4 is stretched out from babinet 51;In case Reinforcing beam 52 is set between body 51 and rack 1, one end of reinforcing beam 52 connects babinet 51, and the other end is connected to the end of rack 1, Improve integrally-built stability.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new Type.Various modifications to these embodiments will be apparent to those skilled in the art, and determine herein The General Principle of justice, can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest range consistent with features of novelty.

Claims (7)

1. a kind of variable rail gauge steel wheel driving device, which is characterized in that including:
Rack (1);
Driving wheel (2) is rotatably dispose in the rack (1), and is driven and operated by travel driving unit (3);
Telescopic shaft (4), including two and be centrosymmetric distribution about the driving wheel (2), it is axial with the driving wheel (2) shaft is parallel;Setting is driven the driven wheel (41) of operating by the driving wheel (2) on the telescopic shaft (4), described driven It takes turns (41) and drives telescopic shaft (4) rotation;The external part of the telescopic shaft (4) is arranged for the traveling wheel with rail contact (42);Telescopic driver (43) is set on the rack (1), lead screw (44) can be driven to rotate, screw thread on the lead screw (44) Cooperation suit limiter (45), the limiter (45) keeps synchronous translational with the telescopic shaft (4), and the two opposite can turn It is dynamic.
2. variable rail gauge steel wheel driving device according to claim 1, which is characterized in that the driving wheel (2) is gear, The driven wheel (41) is the gear being set on the telescopic shaft (4);The travel driving unit (3) is driving motor, band Dynamic driving wheel (2) rotation.
3. variable rail gauge steel wheel driving device according to claim 2, which is characterized in that the telescopic shaft (4) is spline Axis, driven wheel (41) sliding sleeve is loaded on the telescopic shaft (4);Limiting plate (46), institute are fixedly installed on the rack (1) It states driven wheel (41) and axial movement is limited by the limiting plate (46).
4. variable rail gauge steel wheel driving device according to claim 3, which is characterized in that be arranged on the limiting plate (46) For detecting and the range sensor of the driven wheel (41) spacing.
5. variable rail gauge steel wheel driving device according to claim 3, which is characterized in that the limiter (45) includes leading To bar (451) and thread plate (452), the thread plate (452) is limited by the guide rod (451) and is slided, the lead screw (44) with the thread plate (452) screw-thread fit;The thread plate (452) is connect with the telescopic shaft (4) by bearing.
6. variable rail gauge steel wheel driving device according to claim 5, which is characterized in that fixed on the telescopic shaft (4) It is set with spring bearing (5), inner ring and the fixed suit of the telescopic shaft (4), the spring bearing (5) of the spring bearing (5) Outer ring by the rack (1) support.
7. variable rail gauge steel wheel driving device according to claim 6, which is characterized in that spring bearing (5) setting In independent babinet (51), reinforcing beam (52) is set between the babinet (51) and the rack (1).
CN201820424069.0U 2018-03-27 2018-03-27 A kind of variable rail gauge steel wheel driving device Active CN207989655U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820424069.0U CN207989655U (en) 2018-03-27 2018-03-27 A kind of variable rail gauge steel wheel driving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820424069.0U CN207989655U (en) 2018-03-27 2018-03-27 A kind of variable rail gauge steel wheel driving device

Publications (1)

Publication Number Publication Date
CN207989655U true CN207989655U (en) 2018-10-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110307296A (en) * 2018-03-27 2019-10-08 北京主导时代科技有限公司 A kind of variable rail gauge steel wheel driving device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110307296A (en) * 2018-03-27 2019-10-08 北京主导时代科技有限公司 A kind of variable rail gauge steel wheel driving device

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