CN102525354A - Rear wheel driving structure of automatic floor mopping machine - Google Patents
Rear wheel driving structure of automatic floor mopping machine Download PDFInfo
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- CN102525354A CN102525354A CN2012100384869A CN201210038486A CN102525354A CN 102525354 A CN102525354 A CN 102525354A CN 2012100384869 A CN2012100384869 A CN 2012100384869A CN 201210038486 A CN201210038486 A CN 201210038486A CN 102525354 A CN102525354 A CN 102525354A
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Abstract
The invention discloses an automatic floor mopping machine structure, and provides a rear wheel driving structure of an automatic floor mopping machine, which is simple in structure and low in energy consumption, can ensure normal and stable operation of the floor mopping machine, and improves a floor mopping effect. Technical problems that a floor mopping machine in the prior art is easy to slip on site due to insufficient dynamic power, cannot work normally, and the like, accordingly requirements on service conditions of the floor mopping machine are high, a floor mopping effect cannot be guaranteed, and the like are resolved. The rear wheel driving structure comprises a base plate and a rear wheel rotatably connected onto the base plate, the base plate is rotatably connected with a rocker arm, the rear wheel is rotatably connected onto the rocker arm, a rear wheel driving motor and a storage battery connected with the rear wheel driving motor are disposed on the base plate close to the rocker arm, and an output shaft of the rear wheel driving motor is parallel to a rotating shaft of the rear wheel and extends to the top of the rear wheel to be abutted to the rear wheel.
Description
Technical field
The present invention relates to a kind of automatic wiping diji structure, relate in particular to a kind of driving structure of rear wheel that improves the automatic wiping diji that passes through performance and wiping ground effect of automatic wiping diji.
Background technology
Existing automatic wiping diji generally is to adopt the front-wheel list to drive structure; This type of wipes diji when running into special circumstances such as ground out-of-flatness or floor cleaning degree be relatively poor; Because the rag and the frictional force between ground of wiping on the diji bottom surface increase; Wipe diji often occur because of being short of power the original place skid can't operate as normal etc. phenomenon, the service condition of therefore wiping diji requires high, wiping ground effect can't guarantee.
Chinese patent discloses a kind of ground dedusting device (CN2920142Y), and it comprises case, and directional wheel is equipped with in the case bottom; Be provided with the drive motors that is fixed on the installing plate in the case; Power supply is fixed with secure shroud on the installing plate, the secure shroud bottom is provided with the rotation guard shield of sliding connection circumferential with it; The case bottom is provided with and is contained in the universal driving wheel that rotates on the guard shield; The driving shaft that is connected with drive of motor axially passes secure shroud and rotates guard shield, is in transmission connection with universal driving wheel through the wheel of the umbrella on it, in the case bottom dedusting parts is housed.This device can be done random motion on the ground; Thereby the dedusting parts through its bottom are removed ground dust automatically; But the same front-wheel drive structure that adopts of this device; Therefore same exist be prone to occur because of being short of power the original place skid can't operate as normal etc. phenomenon, the service condition that causes wiping diji requires high, the technical problem that wiping ground effect can't guarantee etc.
Summary of the invention
The present invention has mainly provided a kind of simple in structure; Energy consumption is low; Can guarantee that wiping diji normally works stably, and improve the driving structure of rear wheel of the automatic wiping diji of wiping the ground effect, solved exist in the prior art easy occur because of being short of power the original place skid can't operate as normal etc. phenomenon; The service condition that causes wiping diji requires high, wipes the technical problem that the ground effect can't guarantee etc.
Above-mentioned technical problem of the present invention mainly is able to solve through following technical proposals: a kind of driving structure of rear wheel of automatic wiping diji; Comprise the chassis and be rotatably connected on the trailing wheel on the chassis; On said chassis, be rotatably connected to rocking arm; Trailing wheel is rotatably connected on the rocking arm, on the chassis near rocking arm, is provided with rear wheel drive motor and the battery that links to each other with the rear wheel drive motor, and the output shaft of rear wheel drive motor and the shaft parallel of trailing wheel and the top and the trailing wheel that extend to trailing wheel offset.Because the middle part, chassis wiping diji automatically is equipped with the rag that is used for wiping ground, the frictional force on rag and ground is in the irregular variation always during use, through the rear wheel drive motor that output shaft offsets with it is set above trailing wheel; When contacting of rag and ground is the tightst, wipe the frictional force maximum that diji bears, the driving force that therefore needs is maximum also; Rocking arm rotated and arrived position topmost this moment, and trailing wheel receives the extruding force maximum of rear wheel drive motor output shaft, and rear wheel drive power increases; When rag changed with contacting of ground, the frictional force that the wiping diji bears changed, and the extruding force of trailing wheel and rear wheel drive motor output shaft also changes; Rear wheel drive power increases when being the frictional force increase, and rear wheel drive power reduced when frictional force reduced, and overall structure is simple; Can make like this and wipe the speed that diji keeps relative stability in entire work process, can the phenomenon of skidding in the original place not occur because of being short of power, make the wiping diji can keep all the time normally working stably; Rear wheel drive power changes with the variation of frictional force; Energy consumption is low, has not only prolonged the service time and the service life of battery, and has improved wiping ground effect.
As preferably, on said trailing wheel, be arranged with flexible sheath.Through sheathed flexible sheath on trailing wheel; When wiping frictional force that diji bears when increasing; The crimp of flexible sheath and rear wheel drive motor output shaft increases, and the moment between trailing wheel and rear wheel drive motor output shaft increases, and rear wheel drive power increases; Otherwise rear wheel drive power reduces, and the rotating speed of trailing wheel can be adjusted with the tight ness rating that cooperates of flexible sheath through the rear wheel drive motor output shaft automatically thus.
As preferably, an end of said rocking arm is rotatably connected on the chassis through rocker arm shaft, and the other end of rocking arm is through the rotating shaft trailing wheel that is being rotationally connected, and curved corresponding to the rocking arm end downwarping of rear wheel-side.Reclinate rocking arm makes trailing wheel extend to the below on chassis and improves the intensity of rocking arm.
As more preferably, on said rocker arm shaft, be set with back-moving spring, an end of back-moving spring is hooked on the chassis, and the other end of back-moving spring is hooked on the rocking arm.Through back-moving spring is set on rocker arm shaft; Reduce with contacting of ground at rag, when frictional force reduced, rocking arm can be rotated down through spring force automatically; Thereby reduce the crimp between trailing wheel and rear wheel drive motor output shaft, rear wheel drive power is reduced automatically.
As preferably; On said chassis, be provided with the U-shaped positioning seat, the rocker arm shaft level is interted between the opening of U-shaped positioning seat, and on the chassis between U-shaped positioning seat opening, is provided with positive stop; On rocking arm, be provided with the positive stop lug boss corresponding with positive stop, positive stop lug boss is connected on the positive stop.Through on the chassis between U-shaped positioning seat opening, positive stop being set; On rocking arm, positive stop lug boss is set and positive stop connects; Thereby through positive stop spacing the peak of rocking arm rotation, prevent that overload phenomenon, the service life of extending the rear wheel drive motor from appearring in the rear wheel drive motor.
As preferably, on said chassis, be arranged with two trailing wheels, the rear wheel drive motor is located between two trailing wheels, and output shaft one end of rear wheel drive motor extends out to the top of any trailing wheel.Two trailing wheels support and can improve the stability of wiping diji, and the rear wheel drive motor acts on the cruising that one of them trailing wheel can guarantee to wipe diji, practice thrift cost.
As preferably; Front side corresponding to trailing wheel on said chassis is provided with front-wheel; Front-wheel is fixed on the front axle, on front axle, is provided with autosteerer, and autosteerer comprises driven wheel of differential that is fixed on the front axle and the drive bevel gear that meshes with driven wheel of differential; Drive bevel gear links to each other with the output shaft of front-wheel drive motor through train of reduction gears, and the front-wheel drive motor is fixed on the chassis and with battery and links to each other.Through autosteerer is set on front-wheel, make to wipe when diji is in use touched barrier to turn to automatically, need not manually-operated, improve and wipe the intelligent of diji; The autosteerer of bevel gear structure is simple in structure, good reliability, and cost is low.
As more preferably, be set with box body at the train of reduction gears output shaft end corresponding with drive bevel gear, drive bevel gear and driven wheel of differential are located in the box body, and the two ends of front axle link to each other with front-wheel respectively after passing box body.When autosteerer is arranged in the box body, can prevent that the dust foreign matter from getting between drive bevel gear and driven wheel of differential, improves security and operational reliability.
As preferably, the output shaft of said rear wheel drive motor is positioned at the top of deflection trailing wheel rear side, and the line of the output shaft of rear wheel drive motor and trailing wheel rotating shaft and the angle between horizontal plane are 45 ° to 80 °.When the output shaft of drive motors is positioned at the oblique upper of trailing wheel, can increase the stroke of rocking arm, promptly increase the excursion of rear wheel drive moment, further cut down the consumption of energy.
Therefore, the driving structure of rear wheel of automatic wiping diji of the present invention has following advantage: improve driving force through the rear wheel drive motor that offsets with it is set above trailing wheel, not only strengthened and smeared the ground cleaning effect; And through extruding between the flexible sheath on rocking arm and the trailing wheel and strain acquisition driving force; Driving force is changed with the variation of frictional force, satisfy and wipe required power of the normal operation of diji and the speed that keeps relative stability, adapt to complicated surface state automatically; The phenomenon of skidding in the original place can not appear because of being short of power; Energy consumption is low, has prolonged the service time and the service life of battery, has improved wiping ground effect; Simple in structure, cost is low.
Description of drawings:
Fig. 1 is the structural representation that the present invention wipes the driving structure of rear wheel of diji automatically;
Fig. 2 is a stereogram of wiping diji automatically;
Fig. 3 is a upward view of wiping diji automatically;
Fig. 4 is a longitudinal sectional view shown in Figure 3;
Fig. 5 is the cutaway view of autosteerer.
The specific embodiment:
Pass through embodiment below, and combine accompanying drawing, do further bright specifically technical scheme of the present invention.
Embodiment:
As shown in Figure 2, the driving structure of rear wheel of a kind of automatic wiping diji of the present invention comprises discoidal chassis 1; 1 rear end, bottom surface symmetry, two trailing wheels 2 that are rotationally connected on the chassis; 1 bottom surface front end symmetry, two front-wheels that are rotationally connected on the chassis, like Fig. 3 and shown in Figure 1,1 rear end, bottom surface is through a be rotationally connected end of Rocker arm 5 of rocker arm shaft 6 on the chassis; Trailing wheel 2 is rotatably connected on the other end of Rocker arm 5 through rotating shaft 21, and curved corresponding to the Rocker arm 5 end downwarping of trailing wheel 2 sides.On two rocker arm shafts 6, be set with a back-moving spring 10; One end of back-moving spring 10 is hooked on the chassis 1; The other end is hooked on the Rocker arm 5, and is fixing a rear wheel drive motor 3 between two trailing wheels 2 and near the chassis 1 of a side Rocker arm 5, as shown in Figure 4; Battery 4 is housed in the cavity at 1 middle part, chassis; Battery 4 is four joint rechargeable batteries, and battery 4 links to each other with rear wheel drive motor 3 through lead, on trailing wheel 2, is set with the flexible sheath 8 of an elastomeric material; The rotating shaft 21 of the output shaft of rear wheel drive motor 3 and trailing wheel 2 is parallel and extend to the top of trailing wheel 2 rear sides and the flexible sheath 8 on the trailing wheel 2 offsets, and the line and the angle between horizontal plane of the output shaft of rear wheel drive motor 3 and trailing wheel 2 rotating shafts 21 are 70 °.Integral type forms two U-shaped positioning seats 7 on chassis 1; rocker arm shaft 6 levels are interted between the opening of U-shaped positioning seat 7; and integral type extends upward and forms square positive stop 9 on the chassis 1 between U-shaped positioning seat 7 openings; integral type extends to form the positive stop lug boss 51 corresponding with positive stop 9 downwards in the bottom of Rocker arm 5, and positive stop lug boss 51 is connected on the positive stop 9.Wherein two front-wheels 11 are fixed on the two ends of front axle 12; On the front axle between two front-wheels 11 12, autosteerer is housed; As shown in Figure 5; Autosteerer comprises driven wheel of differential 14 that is fixed on the front axle 12 and the drive bevel gear 13 that meshes with driven wheel of differential 14, and drive bevel gear 13 links to each other with the output shaft of front-wheel drive motor 16 through train of reduction gears 17, and front-wheel drive motor 16 is fixed on the chassis 1 and through lead and links to each other with battery 4.Be set with square box body 15 with drive bevel gear 13 corresponding train of reduction gears 17 output shaft ends, drive bevel gear 13 is positioned at box body 15 with driven wheel of differential 14, and the two ends of front axle 12 are passed box body 15 backs and linked to each other with front-wheel 11.
During use, wipe outboard end rotation that gravity that diji relies on self makes Rocker arm 5 upwards, trailing wheel 2 with bring into operation after the output shaft of rear wheel drive motor 3 contacts; When causing frictional force between rag and ground to increase, the outboard end of Rocker arm 5 continues rotation upwards, the extrusion deformation degree increase between the output shaft of trailing wheel 2 and rear wheel drive motor 3 when ground injustice or ground are dirtier; Driving force increases, until wipe jump over uneven ground or when ground foul removed back frictional force and reduce, Rocker arm 5 was rotated down of diji under the restoring force effect of back-moving spring 10; Extrusion deformation degree between the output shaft of trailing wheel 2 and rear wheel drive motor 3 reduces; Driving force reduces, and the tight ness rating that cooperates of the flexible sheath 8 on the output shaft of the rotating speed of trailing wheel 2 through rear wheel drive motor 3 and the trailing wheel 2 is adjusted automatically, makes to wipe diji and adapt to complicated surface state automatically; The phenomenon of skidding in the original place can not appear because of being short of power; Good through performance, energy consumption is low, and it is effective to wipe ground.
Specific embodiment described herein only is that design of the present invention is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
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Claims (9)
1. driving structure of rear wheel of automatically wiping diji; Comprise chassis (1) and be rotatably connected on the trailing wheel (2) on the chassis (1); It is characterized in that: on said chassis (1), be rotatably connected to rocking arm (5); Trailing wheel (2) is rotatably connected on the rocking arm (5); On the chassis (1) near rocking arm (5), be provided with rear wheel drive motor (3) and the battery (4) that links to each other with rear wheel drive motor (3), the output shaft of rear wheel drive motor (3) top and trailing wheel (2) parallel with the rotating shaft (21) of trailing wheel (2) and that extend to trailing wheel (2) offset.
2. the driving structure of rear wheel of automatic wiping diji according to claim 1 is characterized in that: on said trailing wheel (2), be arranged with flexible sheath (8).
3. the driving structure of rear wheel of automatic wiping diji according to claim 1 and 2; It is characterized in that: an end of said rocking arm (5) is rotatably connected on the chassis (1) through rocker arm shaft (6); the other end of rocking arm (5) is through rotating shaft (21) trailing wheel (2) that is being rotationally connected, and curved corresponding to rocking arm (5) the end downwarping of trailing wheel (2) side.
4. the driving structure of rear wheel of automatic wiping diji according to claim 3; It is characterized in that: on said rocker arm shaft (6), be set with back-moving spring (10); One end of back-moving spring (10) is hooked on the chassis (1), and the other end of back-moving spring (10) is hooked on the rocking arm (5).
5. the driving structure of rear wheel of automatic wiping diji according to claim 1 and 2; It is characterized in that: on said chassis (1), be provided with U-shaped positioning seat (7); rocker arm shaft (6) level is interted between the opening of U-shaped positioning seat (7); and on the chassis (1) between U-shaped positioning seat (7) opening, be provided with positive stop (9), on rocking arm (5), being provided with the positive stop lug boss (51) corresponding with positive stop (9), positive stop lug boss (51) is connected on the positive stop (9).
6. the driving structure of rear wheel of automatic wiping diji according to claim 1 and 2; It is characterized in that: on said chassis (1), be arranged with two trailing wheels (2); Rear wheel drive motor (3) is located between two trailing wheels (2), and output shaft one end of rear wheel drive motor (3) extends out to the top of any trailing wheel (2).
7. the driving structure of rear wheel of automatic wiping diji according to claim 1 and 2; It is characterized in that: the front side of going up corresponding to trailing wheel (2) in said chassis (1) is provided with front-wheel (11); Front-wheel (11) is fixed on the front axle (12); On front axle (12), be provided with autosteerer; Autosteerer comprises driven wheel of differential (14) that is fixed on the front axle (12) and the drive bevel gear (13) that meshes with driven wheel of differential (14); Drive bevel gear (13) links to each other with the output shaft of front-wheel drive motor (16) through train of reduction gears (17), and front-wheel drive motor (16) is fixed on chassis (1) and upward and with battery (4) links to each other.
8. the driving structure of rear wheel of automatic wiping diji according to claim 7; It is characterized in that: train of reduction gears (17) output shaft end corresponding with drive bevel gear (13) is set with box body (15); Drive bevel gear (13) and driven wheel of differential (14) are located in the box body (15), and the two ends of front axle (12) link to each other with front-wheel (11) respectively after passing box body (15).
9. the driving structure of rear wheel of automatic wiping diji according to claim 1 and 2; It is characterized in that: the output shaft of said rear wheel drive motor (3) is positioned at the top of deflection trailing wheel (2) rear side, and the line of the output shaft of rear wheel drive motor (3) and trailing wheel (2) rotating shaft (21) and the angle between horizontal plane are 45 ° to 80 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100384869A CN102525354A (en) | 2012-02-21 | 2012-02-21 | Rear wheel driving structure of automatic floor mopping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100384869A CN102525354A (en) | 2012-02-21 | 2012-02-21 | Rear wheel driving structure of automatic floor mopping machine |
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| CN102525354A true CN102525354A (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012100384869A Pending CN102525354A (en) | 2012-02-21 | 2012-02-21 | Rear wheel driving structure of automatic floor mopping machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015074415A1 (en) * | 2013-11-21 | 2015-05-28 | 梁金然 | Automatic floor cleaner |
| CN104873147A (en) * | 2015-06-06 | 2015-09-02 | 西北农林科技大学 | Walking type foldable push plate and fiber medium electric cleaning machine |
| CN108784537A (en) * | 2018-06-27 | 2018-11-13 | 杨扬 | The dust-collecting robot of adjustable chassis height and its method for establishing grating map |
| CN110419988A (en) * | 2019-09-03 | 2019-11-08 | 徐子腾 | Pedal wheel swiping ground machine |
| CN111973088A (en) * | 2020-08-24 | 2020-11-24 | 重庆电子工程职业学院 | Mopping robot based on artificial intelligence |
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| EP0320735A2 (en) * | 1987-12-16 | 1989-06-21 | Hako-Werke GMBH & Co. | Manually guided mobile scrubbing machine |
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| EP0320735A2 (en) * | 1987-12-16 | 1989-06-21 | Hako-Werke GMBH & Co. | Manually guided mobile scrubbing machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015074415A1 (en) * | 2013-11-21 | 2015-05-28 | 梁金然 | Automatic floor cleaner |
| CN104873147A (en) * | 2015-06-06 | 2015-09-02 | 西北农林科技大学 | Walking type foldable push plate and fiber medium electric cleaning machine |
| CN108784537A (en) * | 2018-06-27 | 2018-11-13 | 杨扬 | The dust-collecting robot of adjustable chassis height and its method for establishing grating map |
| CN110419988A (en) * | 2019-09-03 | 2019-11-08 | 徐子腾 | Pedal wheel swiping ground machine |
| CN111973088A (en) * | 2020-08-24 | 2020-11-24 | 重庆电子工程职业学院 | Mopping robot based on artificial intelligence |
| CN111973088B (en) * | 2020-08-24 | 2021-08-03 | 重庆电子工程职业学院 | Mopping robot based on artificial intelligence |
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