CN109895557A - A kind of running gear with wheelspan telescopic regulating mechanism - Google Patents
A kind of running gear with wheelspan telescopic regulating mechanism Download PDFInfo
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- CN109895557A CN109895557A CN201910197053.XA CN201910197053A CN109895557A CN 109895557 A CN109895557 A CN 109895557A CN 201910197053 A CN201910197053 A CN 201910197053A CN 109895557 A CN109895557 A CN 109895557A
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000003287 optical effect Effects 0.000 claims description 24
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 4
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Abstract
The present invention relates to a kind of running gears with wheelspan telescopic regulating mechanism.It further include wheelspan telescopic regulating mechanism including drive shaft, driving gear and pair of wheels, wheelspan telescopic regulating mechanism includes adjustment motor, a pair of of transmission gear, screw shaft and a pair of Z-shaped crank mechanism;A pair of Z-shaped crank mechanism includes the opposite Z-shaped crank mechanism in a left side and trapezoid crank mechanism of the structure same direction.It adjusts motor and passes through a pair of of transmission gear drive screw shaft rotation, the rotation of screw shaft drives a pair of of cross axle telescopic moving of a pair of Z-shaped crank mechanism, and adjustment is widened or shunk to realization pair of wheels wheelspan.The present invention, by the connection of driving gear and external driving device, realizes the smooth drive of running gear for completing walking movement in channel;When the width of channel changes, by changing the wheelspan of running gear, to adapt to the groove of change width;The minimum wheelspan of running gear of the present invention is 66mm, and maximum wheelspan is 94mm.
Description
Technical field
The invention belongs to mechanism design fields, and in particular to a kind of dress simultaneously with Telescopic and driving function
It sets.
Background technique
Telescoping drive mechanism is used for regulating mechanism structure size, mechanism size can be made one by adjusting telescoping mechanism
Determine to change in range, to adapt to working space change in size, while can satisfy driving function.
Known telescopic device generally includes direct current generator, worm gearing, gear and rack teeth mechanism, connecting rod machine
Structure, limited block etc..Direct current generator is connected with worm screw, and gear and rack teeth mechanism or link mechanism is driven to realize Telescopic.It is innovated
Point is to combine the self-locking performance of Worm Wheel System with the mobility of rack-and-pinion or link mechanism with prismatic pair, from
And realize Telescopic.But this telescoping mechanism can only realize Telescopic, cannot achieve driving function, lack using existing
It falls into, need to drive at the same time and is unable to satisfy when flexible, and structure is complicated.
Summary of the invention
There is flexible and driving function in order to meet simultaneously, the present invention provides one kind to have Telescopic and driving function
Extension type running gear.
A kind of running gear with wheelspan telescopic regulating mechanism includes drive shaft 5, driving gear 4 and pair of wheels, is driven
Moving gear 4 is set in drive shaft 5, and pair of wheels is located at the both ends of drive shaft;
It further include wheelspan telescopic regulating mechanism, the wheelspan telescopic regulating mechanism includes adjustment motor 10, a pair of of transmission gear, spiral shell
Bar axis 14 and a pair of Z-shaped crank mechanism;The middle part of the screw shaft 14 is screw rod, and side is forward screw thread, the other side on screw rod
For reverse thread;The drive shaft 5, screw shaft 14 are parallel with the adjustment output shaft of motor 10, and a pair of of transmission gear is fixed respectively
On the output shaft of adjustment motor 10 and one end of screw shaft 14;A pair of Z-shaped crank mechanism is respectively symmetrically located at screw shaft 14
Between 5 two sides of drive shaft;The pair of Z-shaped crank mechanism includes the opposite left Z-shaped crank mechanism and right Z of the structure same direction
Shape crank mechanism.
The Z-shaped crank mechanism includes Z-shaped crankshaft and cross axle, and one end of the Z-shaped crankshaft is connected through a screw thread spiral shell
The side of bar axis 14, the other end of Z-shaped crankshaft are fixedly connected on the inside of one end of cross axle, and one end of cross axle is fixed simultaneously to be connected
Then the other end of wheel hub, cross axle is flexibly connected one end of drive shaft, and is able to achieve telescopic moving;
The adjustment motor 10 passes through a pair of of transmission gear and screw shaft 14 is driven to rotate, and the rotation of screw shaft 14 drives a pair of Z-shaped
A pair of of cross axle telescopic moving of crank mechanism, that realizes pair of wheels wheelspan widens or shrinks adjustment.
The technical solution further limited is as follows:
The pair of transmission gear is driving gear 12 and driven gear 13, and driving gear 12 is fixed at the defeated of adjustment motor 10
On shaft, driven gear 13 is fixed with one end of screw shaft 14.
The Z-shaped crank mechanism in a left side includes left Z-shaped crankshaft 15 and left cross axle 6, and trapezoid crank mechanism includes trapezoid song
Axis 16 and right cross axle 7;The side of left cross axle 6 and one end sliding connection of drive shaft 5, the other side of left cross axle 6
One end fixation for optical axis, left Z-shaped crankshaft 15 is set on the optical axis of left cross axle 6, and the optical axis end of left cross axle 6 is fixedly connected
The wheel shaft of left wheel;The side of right cross axle 7 and one end sliding connection of drive shaft 5, the other side of right cross axle 7 is
One end fixation of optical axis, trapezoid crankshaft 16 is set on the optical axis of right cross axle 7, and the optical axis end of right cross axle 7 is fixedly connected
The wheel shaft of right wheel.
The wheel shaft of the left wheel is identical with the wheel shaft structure of right wheel, is side for solid shafting, the other side is positioning
Sleeve;The optical axis end fixation of left cross axle 6 is inserted into the left abutment sleeve 8 of revolver axis, and the optical axis end of right cross axle 7 is fixed to insert
In the right abutment sleeve 9 of revolver axis.
The adjustment motor 10 be GA12-N20 decelerating motor, voltage rating 3V, nominal load 200gcm,
Nominal load revolving speed is 112r/min.
The screw shaft 14 of the adjustment motor 10 of the wheelspan telescopic regulating mechanism is located in pedestal 1, and pedestal 1 is case shape,
A pair of of transmission gear of wheelspan telescopic regulating mechanism, a pair of Z-shaped crank mechanism are located at outside pedestal 1, and drive shaft 5 passes through a pair of of branch
Frame is fixed on outside the leading flank of pedestal 1.
The bracket is L-type support.
The wheelspan adjusting range of the pair of wheel is 66mm~94mm.
Advantageous effects of the invention embody in the following areas:
1. the present invention is adapted to the channel of change width for completing walking movement in channel.When channel width is smaller,
It adjusts motor 10 and controls the rotation of screw shaft 14, so that two sides wheel axial distance reduces, be in contraction state, device has at this time
General driving function;When channel broadens, wheelspan needs to make corresponding adjustment, and device can be controlled at this time by adjusting motor 10
Screw shaft 14 processed reversely rotates, so that two sides wheel is in elongation state, wheelspan becomes larger between two wheels, continues device
Advance.This mode makes mechanism while being provided with Telescopic, improves the obstacle performance of channel inspection device.
2. wheelspan telescopic regulating mechanism provided by the invention, minimum wheelspan is 66mm, and maximum wheelspan is 94mm.Wheelspan
Adjustable range can adjust according to plant bulk, and specific wheelspan range is depending on use condition.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is that Fig. 1 looks up state diagram.
Fig. 3 is wheelspan telescopic regulating mechanism structural schematic diagram.
Fig. 4 is enlarged drawing at B in Fig. 3.
Fig. 5 is A-A cross-sectional view in Fig. 3.
Serial number in upper figure: pedestal 1, left support 2, right support 3 drive gear 4, drive shaft 5, left cross axle 6, right cross axle
7, left abutment sleeve 8, right abutment sleeve 9 adjusts motor 10, motor card 11, driving gear 12, driven gear 13, screw shaft
14, left Z-shaped crankshaft 15, trapezoid crankshaft 16, left wheel 17, right wheel 18, end cap 19.
Specific embodiment
With reference to the accompanying drawing, the present invention is further described by embodiment.
Embodiment
Referring to Fig. 1 and Fig. 2, a kind of running gear with wheelspan telescopic regulating mechanism include drive shaft 5, driving gear 4,
Pair of wheels and wheelspan telescopic regulating mechanism;Driving gear 4 is installed in drive shaft 5, and pair of wheels is located at the both ends of drive shaft.
Referring to Fig. 3, wheelspan telescopic regulating mechanism includes that adjustment motor 10, a pair of of transmission gear, screw shaft 14 and a pair are Z-shaped
Crank mechanism.Adjustment motor 10 is GA12-N20 decelerating motor, voltage rating 3V, nominal load 200gcm, specified negative
Idling speed is 112r/min.The middle part of screw shaft 14 is screw rod, and side is forward screw thread on screw rod, and the other side is reverse thread;
Drive shaft 5, screw shaft 14 are parallel with the adjustment output shaft of motor 10.A pair of of transmission gear is driving gear 12 and driven gear
13, driving gear 12 is fixedly installed on the output shaft of adjustment motor 10, and driven gear 13 is fixedly mounted on the one of screw shaft 14
End.A pair of Z-shaped crank mechanism is respectively symmetrically located between 5 two sides of screw shaft 14 and drive shaft;A pair of Z-shaped crank mechanism includes knot
The structure the same direction opposite Z-shaped crank mechanism in a left side and trapezoid crank mechanism.
Referring to Fig. 3, left Z-shaped crank mechanism includes left Z-shaped crankshaft 15 and left cross axle 6, trapezoid crank mechanism include right Z
Shape crankshaft 16 and right cross axle 7;The side of left cross axle 6 and the sliding connection of one end of drive shaft 5, left cross axle 6 it is another
Side is optical axis, and one end of left Z-shaped crankshaft 15 is fixedly set on the optical axis of left cross axle 6, and the optical axis end of left cross axle 6 is fixed
It is connected to the wheel shaft of left wheel 17.Referring to Fig. 5, the side of right cross axle 7 and one end sliding connection of drive shaft 5, the right side ten
The other side of word axis 7 is optical axis, and one end of trapezoid crankshaft 16 is fixedly set on the optical axis of right cross axle 7, right cross axle 7
Optical axis end is fixedly connected the wheel shaft of right wheel 18.Referring to fig. 4, the wheel shaft structure phase of the wheel shaft of left wheel 17 and right wheel 18
Together, be side be solid shafting, the other side is abutment sleeve;The fixed left side for being inserted into revolver axis in the optical axis end of left cross axle 6 is fixed
In the sleeve 8 of position, the optical axis end fixation of right cross axle 7 is inserted into the right abutment sleeve 9 of revolver axis.Pass through left cross axle 6, the right side ten
The flexible adjustment of wheelspan is realized in sliding connection between word axis 7 and drive shaft 5.
Referring to Fig. 1 and Fig. 2, the screw shaft 14 of the adjustment motor 10 of wheelspan telescopic regulating mechanism is located in pedestal 1, pedestal 1
For case shape, a pair of of transmission gear of wheelspan telescopic regulating mechanism, a pair of Z-shaped crank mechanism are located at outside pedestal 1, drive shaft 5
It is fixed on by the bracket of a pair of of L-type outside the leading flank of pedestal 1.
It adjusts motor 10 and passes through a pair of of transmission gear drive rotation of screw shaft 14, the rotation of screw shaft 14 passes through left Z-shaped song
Axis 15 and trapezoid crankshaft 16 drive left cross axle 6, right cross axle 7 relative to 5 linear slide of drive shaft respectively, realize a pair of of vehicle
The adjustment of the wheelspan of wheel, minimum wheelspan are 66mm, and maximum wheelspan is 94mm.
Referring to Fig. 1, the present invention is the running gear applied to narrow channel environment, passes through driving gear 4 and external drive
The connection of dynamic device, realizes the smooth drive of running gear;When the width of channel changes, by changing running gear
Wheelspan, to adapt to the groove of change width.
Claims (8)
1. a kind of running gear with wheelspan telescopic regulating mechanism, including drive shaft (5), driving gear (4) and pair of wheels,
Gear (4) are driven to be set on drive shaft (5), pair of wheels is located at the both ends of drive shaft, it is characterised in that:
Further include wheelspan telescopic regulating mechanism, the wheelspan telescopic regulating mechanism include adjustment motor (10), a pair of of transmission gear,
Screw shaft (14) and a pair of Z-shaped crank mechanism;The middle part of the screw shaft (14) is screw rod, and side is forward screw thread on screw rod,
The other side is reverse thread;The drive shaft (5), screw shaft (14) are parallel with the adjustment output shaft of motor (10), a pair of transmission
Gear is fixed at respectively on the output shaft of adjustment motor (10) and one end of screw shaft (14);A pair of Z-shaped crank mechanism difference
It is symmetrically positioned between screw shaft (14) and drive shaft (5) two sides;The pair of Z-shaped crank mechanism includes that the structure same direction is opposite
The Z-shaped crank mechanism in a left side and trapezoid crank mechanism;
The Z-shaped crank mechanism includes Z-shaped crankshaft and cross axle, and one end of the Z-shaped crankshaft is connected through a screw thread screw shaft
(14) side, the other end of Z-shaped crankshaft are fixedly connected on the inside of one end of cross axle, and one end of cross axle is fixedly connected simultaneously
Wheel hub, the other end of cross axle is flexibly connected one end of drive shaft, and is able to achieve telescopic moving;
The adjustment motor (10) passes through a pair of of transmission gear and drives screw shaft (14) rotation, and the rotation of screw shaft (14) drives one
A pair of of cross axle telescopic moving to Z-shaped crank mechanism, that realizes pair of wheels wheelspan widens or shrinks adjustment.
2. a kind of running gear with wheelspan telescopic regulating mechanism according to claim 1, it is characterised in that: described one
It is driving gear (12) and driven gear (13) to transmission gear, driving gear (12) is fixed at the output of adjustment motor (10)
On axis, driven gear (13) is fixed with one end of screw shaft (14).
3. a kind of running gear with wheelspan telescopic regulating mechanism according to claim 1, it is characterised in that: the left side
Z-shaped crank mechanism includes left Z-shaped crankshaft (15) and left cross axle (6), trapezoid crank mechanism include trapezoid crankshaft (16) and the right side
Cross axle (7);The side of left cross axle (6) and one end sliding connection of drive shaft (5), the other side of left cross axle (6)
One end fixation for optical axis, left Z-shaped crankshaft (15) is set on the optical axis of left cross axle (6), and the optical axis end of left cross axle (6) is solid
Surely it is connected to the wheel shaft of left wheel;The side of right cross axle (7) and one end sliding connection of drive shaft (5), right cross axle
(7) the other side is optical axis, and one end fixation of trapezoid crankshaft (16) is set on the optical axis of right cross axle (7), right cross axle
(7) optical axis end is fixedly connected the wheel shaft of right wheel.
4. a kind of running gear with wheelspan telescopic regulating mechanism according to claim 3, it is characterised in that: the left side
The wheel shaft of wheel is identical with the wheel shaft structure of right wheel, be side be solid shafting, the other side is abutment sleeve;Left cross axle
(6) optical axis end is fixed to be inserted into the left abutment sleeve (8) of revolver axis, and the optical axis end fixation of right cross axle (7) is inserted into the right side
In the right abutment sleeve (9) of wheel shaft.
5. a kind of running gear with wheelspan telescopic regulating mechanism according to claim 1, it is characterised in that: the tune
Whole motor (10) is GA12-N20 decelerating motor, voltage rating 3V, nominal load 200gcm, nominal load revolving speed
For 112r/min.
6. a kind of running gear with wheelspan telescopic regulating mechanism according to claim 1, it is characterised in that: the wheel
The screw shaft (14) of adjustment motor (10) away from telescopic regulating mechanism is located in pedestal (1), and pedestal (1) is case shape, and wheelspan is stretched
A pair of of transmission gear of contracting adjustment mechanism, a pair of Z-shaped crank mechanism are located at pedestal (1) outside, and drive shaft (5) passes through a pair of brackets
It is fixed on outside the leading flank of pedestal (1).
7. a kind of running gear with wheelspan telescopic regulating mechanism according to claim 6, it is characterised in that: the branch
Frame is L-type support.
8. a kind of running gear with wheelspan telescopic regulating mechanism according to claim 1, it is characterised in that: described one
Wheelspan adjusting range to wheel is 66mm~94mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910197053.XA CN109895557B (en) | 2019-03-15 | 2019-03-15 | Running gear with wheel tread flexible adjustment mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910197053.XA CN109895557B (en) | 2019-03-15 | 2019-03-15 | Running gear with wheel tread flexible adjustment mechanism |
Publications (2)
Publication Number | Publication Date |
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CN109895557A true CN109895557A (en) | 2019-06-18 |
CN109895557B CN109895557B (en) | 2024-02-13 |
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CN201910197053.XA Active CN109895557B (en) | 2019-03-15 | 2019-03-15 | Running gear with wheel tread flexible adjustment mechanism |
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Cited By (9)
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CN110228498A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | The dustproof cover and gauge-changeable wheelsets of gauge-changeable wheelsets retaining mechanism |
CN110228493A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | A kind of gauge-changeable wheelsets sleeve and retaining mechanism |
CN110228497A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | Gauge-changeable wheelsets transversal driving mechanism and gauge-changeable wheelsets |
CN110228495A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | A kind of gauge-changeable wheelsets retaining mechanism and gauge-changeable wheelsets |
CN110228494A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | A kind of gauge-changeable wheelsets wheel and gauge-changeable wheelsets |
CN110228496A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | A kind of gauge-changeable wheelsets and gauge-changeable bogie |
CN110949582A (en) * | 2019-11-07 | 2020-04-03 | 何爱龙 | Motor and electric vehicle |
CN112109747A (en) * | 2020-09-28 | 2020-12-22 | 泉州泉港祥康工业机械有限公司 | Walking mechanism of commodity circulation week rotor mother car |
CN113624155A (en) * | 2021-08-11 | 2021-11-09 | 吴杰 | Tunnel engineering deformation monitoring devices |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110228498A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | The dustproof cover and gauge-changeable wheelsets of gauge-changeable wheelsets retaining mechanism |
CN110228493A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | A kind of gauge-changeable wheelsets sleeve and retaining mechanism |
CN110228497A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | Gauge-changeable wheelsets transversal driving mechanism and gauge-changeable wheelsets |
CN110228495A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | A kind of gauge-changeable wheelsets retaining mechanism and gauge-changeable wheelsets |
CN110228494A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | A kind of gauge-changeable wheelsets wheel and gauge-changeable wheelsets |
CN110228496A (en) * | 2019-06-21 | 2019-09-13 | 中车青岛四方机车车辆股份有限公司 | A kind of gauge-changeable wheelsets and gauge-changeable bogie |
CN110228498B (en) * | 2019-06-21 | 2020-11-06 | 中车青岛四方机车车辆股份有限公司 | Locking mechanism's for gauge-variable wheel pair shield and gauge-variable wheel pair |
CN110949582A (en) * | 2019-11-07 | 2020-04-03 | 何爱龙 | Motor and electric vehicle |
CN112109747A (en) * | 2020-09-28 | 2020-12-22 | 泉州泉港祥康工业机械有限公司 | Walking mechanism of commodity circulation week rotor mother car |
CN113624155A (en) * | 2021-08-11 | 2021-11-09 | 吴杰 | Tunnel engineering deformation monitoring devices |
CN113624155B (en) * | 2021-08-11 | 2022-05-13 | 宿迁学院 | Tunnel engineering deformation monitoring device |
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