CN201422266Y - Self-propelled power transmission system of mowing vehicle - Google Patents
Self-propelled power transmission system of mowing vehicle Download PDFInfo
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- CN201422266Y CN201422266Y CN2009200202173U CN200920020217U CN201422266Y CN 201422266 Y CN201422266 Y CN 201422266Y CN 2009200202173 U CN2009200202173 U CN 2009200202173U CN 200920020217 U CN200920020217 U CN 200920020217U CN 201422266 Y CN201422266 Y CN 201422266Y
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Abstract
The utility model discloses a self-propelled power transmission system of a mowing vehicle, which comprises a walking mechanism and a mowing mechanism which are driven by the same vertical shaft motor. The self-propelled power transmission system is characterized in that the vertical shaft motor drives a dual belt pulley (1) and respectively drives the walking mechanism and the mowing mechanism; abelt pulley driving the waling mechanism drives a stepless speed change wheel (2) to drive a large belt pulley (3) on a driving bridge (8), drives a large chain wheel (12) through a small chain wheel(14) to drive a main reducing pinion (11) and a main reducing gear wheel (16), and drives two half shafts through a differential gear (15) to drive two tires to rotate; and the belt pulley (1) driving the mowing mechanism drives a belt pulley (4), the belt pulley (4), a left cutting knife (6) and a toothed belt pulley are arranged on the same shaft to rotate together, a right cutting knife (7) iscoaxially provided with a toothed belt wheel (5), the toothed belt wheel of the left cutting knife (6) drives the toothed belt wheel (5) of the right cutting knife and the right cutting knife (7) through the toothed belt and a tightening wheel, the directions of two cutting knives are opposite and the positions of the two cutting knives mutually form 90 degrees. The system has convenient operation, high efficiency, energy saving and reliability.
Description
Technical field:
The utility model relates to mechanical engineering technical field, is a kind of power transmission system of self-propelled mowing car specifically, adopts half wide V-belt formula infinitely variable speeds dynamic transfer system
Background technology:
The dynamic transfer system of grass-cutting vehicle generally is divided into the two large divisions now, and the one, running gear, the 2nd, mowing system.Running gear is divided into step speed change and infinitely variable speeds, and step speed change divides single-stage and multistage; Infinitely variable speeds is divided into hydraulic pressure, electric power and machinery, and mechanical stepless speed change is divided into roller square position formula, belt-type or the like, and the belt-type infinitely variable speeds has divided multiple again.The power transmission mowing system that drives cutter is divided into gear drive, friction-type belt transmission and cog belt transmission.
Existing grass-cutting vehicle major part is the hydraulic-driven walking, and the V-belt drives cutter and rotates in the same way, and the side goes out grass.The hydraulic-driven benefit is handiness, but efficient is very low; It is that the V-belt is incompatible oppositely tortuous that the V-belt directly drives the cutter shortcoming, and a plurality of cutter must be oppositely tortuous, and service life is short; The side goes out grass makes the lawn can not single treatment clean, and the lawn can stay the grass bits of cutting off, and just must increase a transmission blower fan etc. if will collect the grass bits, otherwise it is bad to collect careless effect, and so not only complexity but also efficient are low.
Summary of the invention:
The purpose of this utility model is the deficiency that overcomes above-mentioned prior art, and a kind of power transmission system of self-propelled mowing car is provided, and solves mainly that existing grass-cutting vehicle efficient is low, the life-span is short, complex structure and collect problem such as careless weak effect.
In order to achieve the above object, the utility model is achieved in that power transmission system of self-propelled mowing car, it comprises engine-driven running gear of vertical shaft and mowing system, its special character is duplex belt pulley of vertical shaft motor driven, race drives driving mechanism above the duplex belt pulley, below a pulley groove drive mowing mechanism; The belt pulley that drives driving mechanism drives the infinitely variable speeds wheel by speed-governing belt, the infinitely variable speeds wheel has two equiform races, one is input race connection engine belt pulley, another is the big belt pulley on the output race connection drive axle, big belt pulley is coaxial to be fixedly connected with a minor sprocket, minor sprocket is connected with hinge wheel on the drive axle by chain and tightener sprocket, hinge wheel, main reduction pinion teeth, the commutation drive bevel gear, clutch collar is coaxial by dynamic bevel gear with commutation, clutch collar is in the commutation drive bevel gear and between commutating by dynamic bevel gear, when clutch collar and commutation drive bevel gear when engagement to overtake, when being meshed by dynamic bevel gear with commutation, clutch collar travels backward, when not meshing with two is neutral gear, if the back moves forward and backward by commutating, just power has been passed to main reduction pinion teeth, main reduction pinion teeth drives main deceleration gear wheel, main deceleration gear wheel is a gear not only but also be differential casing, and main deceleration gear wheel drives two semiaxis by differential gear and drives two tires on the drive wheels rotations; Drive the belt pulley of the belt pulley of mowing mechanism by V band and regulating wheel driving, belt pulley and left cutter and following profile of tooth belt wheel are installed on the same axle, this axle rotates with belt pulley, left cutter and profile of tooth belt wheel, profile of tooth belt wheel on the cutter installation shaft of a left side passes to the profile of tooth belt wheel that is positioned on the right cutter installation shaft by cog belt and regulating wheel, the profile of tooth belt wheel rotates with installation shaft and right cutter, the rotation direction of two cutteves is opposite, and the position is mutually an angle of 90 degrees.
Power transmission system of self-propelled mowing car described in the utility model, setover in the center of its described drive axle, to give careless passage slot milling; Its described cutter drives by 4 identical profile of tooth belt wheel and cog belts of the number of teeth, and the cog belt wheel that drives cutter has especially big cornerite; Its described infinitely variable speeds wheel floats, and the tensioning of speed belt does not need regulating wheel.
Compared with the prior art power transmission system of self-propelled mowing car described in the utility model has following good effect: 1, adopt half wide V-belt formula infinitely variable speeds dynamic transfer system, in handiness, improved efficient again, when simplifying the internal structure of an organization, increased reliability again, and its excellent performance; 2, drive axle is seriously setovered, and with the space in the middle of abdicating to grass outlet, makes the grass bits of cutting off can directly be discharged in the collection straw bag of back; 3, cutter drives by 4 identical profile of tooth belt wheel and cog belts of the number of teeth, and the cog belt wheel that drives cutter has especially big cornerite, makes running reliable, is difficult for jumping tooth; 4, system can manually control speed, can control by foot-propelled again, has excellent handiness, has improved convenience than step speed change, has improved efficient than hydraulic stepless speed change, and is energy-conservation reliable.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of drive axle 8 of the present utility model;
Fig. 3 is the end view of Fig. 2.
Embodiment:
In order to understand better and to implement, provide specific embodiment below in conjunction with accompanying drawing and describe the utility model power transmission system of self-propelled mowing car in detail.
Embodiment 1, referring to Fig. 1,2,3, adopts vertical shaft engine (or electromotor) to drive a duplex belt pulley 1, and duplex belt pulley 1 a top race drives driving mechanism, below a pulley groove drive mowing mechanism; The belt pulley that drives driving mechanism is driven infinitely variable speeds wheel 2 by speed-governing belt, infinitely variable speeds wheel 2 floats, the tensioning of speed belt does not need regulating wheel, infinitely variable speeds wheel 2 has two races, be that an input race connects engine belt pulley 1 below, be that an output race connects the big belt pulley 3 on the drive axle 8 above, big belt pulley 3 is coaxial to be associated with a minor sprocket 14 mutually, minor sprocket 14 is connected with hinge wheel 12 on the drive axle 8 by chain and tightener sprocket, hinge wheel 12, main reduction pinion teeth 11, commutation drive bevel gear 13, clutch collar 10 and commutation are by dynamic bevel gear 9 same axle center, clutch collar 10 is in commutation drive bevel gear 13 and between commutating by dynamic bevel gear 9, when clutch collar 10 during with 13 engagements of commutation drive bevel gear to overtake, the drive path of this moment is that hinge wheel 12 passes to commutation drive bevel gear 13 synchronously, commutation drive bevel gear 13 is passed to main reduction pinion teeth 11 synchronously by clutch collar 10, when being meshed by dynamic bevel gear 9 with commutation, clutch collar 10 travels backward, the drive path of this moment is that hinge wheel 12 passes to commutation drive bevel gear 13 synchronously, commutation drive bevel gear 13 drives commutation idler gear 17, commutation idler gear 17 drives commutation driven gear 9, commutation driven gear 9 is passed to main reduction pinion teeth 11 synchronously by clutch collar 10, when not meshing with two is neutral gear, if the back moves forward and backward by commutating, just power has been passed to main reduction pinion teeth 11, main reduction pinion teeth 11 drives main deceleration gear wheel 16, main deceleration gear wheel 16 is a gear not only but also be differential casing, main deceleration gear wheel 16 drives two semiaxis by differential gear 15 and drives two tires on the drive wheels rotations, setover in the center of drive axle 8, to give careless passage slot milling; The belt pulley 1 that drives mowing mechanism is by Type B V band and regulating wheel drive pulley 4, profile of tooth belt wheel below belt pulley 4 reaches with left cutter 6 is installed on the same axle, this axle and belt pulley 4, left side cutter 6 and profile of tooth belt wheel rotate together, profile of tooth belt wheel on cutter 6 installation shaft of a left side passes to the profile of tooth belt wheel 5 that is positioned on right cutter 7 installation shaft by cog belt and regulating wheel, profile of tooth belt wheel 5 is with installation shaft and 7 rotations of right cutter, two cutteves 6,7 by 4 profile of tooth belt wheel and cog belts drivings that the number of teeth is identical, the cog belt wheel that drives cutter has big cornerite, two cutteves 6,7 rotation direction is opposite, and the position is mutually an angle of 90 degrees.
Power transmission system of self-propelled mowing car described in the utility model, its operation principle is: power one paths of engine is a running gear, and another paths is the mowing system.Running gear: engine is by the tensioning of belt pulley and preceding speed belt, the infinitely variable speeds wheel is rotated, the infinitely variable speeds wheel produces continual velocity variations by the adjustment of the size of input and output wheel, the rotating speed that has changed outputs to big belt pulley, coaxial below the big belt pulley have a minor sprocket, minor sprocket passes to hinge wheel in the drive axle by chain and regulating wheel, hinge wheel and the coaxial duplex of commutation drive bevel gear, when clutch collar and commutation drive bevel gear when engagement to overtake, when being meshed by dynamic bevel gear with commutation, clutch collar travels backward, when not meshing with two is neutral gear, if the back moves forward and backward by commutating, just power has been passed to main reduction pinion teeth, main reduction pinion teeth drives main deceleration gear wheel, main deceleration gear wheel is a gear not only but also be differential casing, and main deceleration gear wheel drives two semiaxis by differential gear and drives two tires on the drive wheels rotations.The mowing system: the belt pulley that drives cutter drives belt pulley on the left cutter installation shaft (transferring power when the tensioning of V band by Type B V band and regulating wheel, transferring power not during not tensioning), when belt pulley on the cutter installation shaft of a left side and profile of tooth belt wheel rotate with left cutter, profile of tooth belt wheel on the described left cutter installation shaft, pass to the profile of tooth belt wheel that is positioned on the right cutter installation shaft by cog belt and regulating wheel, this profile of tooth belt wheel rotates with installation shaft and right cutter.Left and right sides cutter rotation direction is opposite, makes the grass bits of cutting off spray into collection grass basket backward in the middle of two cuttves.
Dynamic transfer system of the present utility model design is not only limited to grass-cutting vehicle, can be used on the sweeper or the like yet.Only need as required parts to be fixed on appropriate location separately during application, reconnect operating mechanism separately, just can normally move on request.
Claims (4)
1, power transmission system of self-propelled mowing car, it comprises engine-driven driving mechanism of same vertical shaft and mowing mechanism, it is characterized in that a duplex belt pulley of vertical shaft motor driven (1), the top pulley groove of duplex belt pulley (1) drives driving mechanism, below a pulley groove drive mowing mechanism; The belt pulley that drives driving mechanism drives infinitely variable speeds wheel (2) by speed-governing belt, infinitely variable speeds wheel (2) has two races, one is below the input race is positioned at, the last race that connects the engine-driven duplex belt pulley of vertical shaft (1), above another output race is positioned at, by the big belt pulley (3) on another speed belt connection drive axle (8), the coaxial minor sprocket (14) that is fixedly connected with of big belt pulley (3), minor sprocket (14) is connected with hinge wheel (12) on the drive axle (8) by chain and tightener sprocket, hinge wheel (12), main reduction pinion teeth (11), commutation drive bevel gear (13), clutch collar (10) is coaxial by dynamic bevel gear (9) with commutation, clutch collar (10) is positioned at commutation drive bevel gear (13) and commutates by between the dynamic bevel gear (9), hinge wheel (12) connects firmly with commutation drive bevel gear (13), main reduction pinion teeth (11) drives main deceleration gear wheel (16), main deceleration gear wheel (16) is a gear not only but also be differential casing, and main deceleration gear wheel (16) drives two semiaxis by differential gear (15) and drives two tires on the drive wheels rotations; The belt pulley (1) that drives mowing mechanism is by V band and regulating wheel drive pulley (4), belt pulley (4) and following profile of tooth belt wheel and left cutter (6) thereof are installed on the same axle, the profile of tooth belt wheel of this axle below belt pulley (4), left cutter (6) and belt pulley (4) rotates, profile of tooth belt wheel below the belt pulley (4) passes to the profile of tooth belt wheel (5) that is positioned on right cutter (7) installation shaft by cog belt and regulating wheel, profile of tooth belt wheel (5) is with installation shaft and right cutter (7) rotation, the rotation direction of two cutteves (6,7) is opposite, and the position is mutually an angle of 90 degrees.
2, power transmission system of self-propelled mowing car according to claim 1 is characterized in that setovering in the center of described drive axle (8).
3, power transmission system of self-propelled mowing car according to claim 1 is characterized in that described cutter (6,7) drives by 4 identical profile of tooth belt wheel and cog belts of the number of teeth, and the cog belt wheel that drives cutter has big cornerite.
4, power transmission system of self-propelled mowing car according to claim 1 is characterized in that described infinitely variable speeds wheel (2) floats, and the tensioning of speed belt does not need regulating wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200202173U CN201422266Y (en) | 2009-04-03 | 2009-04-03 | Self-propelled power transmission system of mowing vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200202173U CN201422266Y (en) | 2009-04-03 | 2009-04-03 | Self-propelled power transmission system of mowing vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN201422266Y true CN201422266Y (en) | 2010-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009200202173U Expired - Lifetime CN201422266Y (en) | 2009-04-03 | 2009-04-03 | Self-propelled power transmission system of mowing vehicle |
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| CN (1) | CN201422266Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105189871A (en) * | 2013-03-13 | 2015-12-23 | 卡特彼勒路面机械公司 | Transmission system for transmitting power from engine to milling rotor in cold planer |
| CN107846842A (en) * | 2015-07-27 | 2018-03-27 | 佩朗股份有限公司 | Power-operated mower with multiple blades |
| CN108150626A (en) * | 2018-01-02 | 2018-06-12 | 天津工业大学 | A kind of movement conversion mechanism of list source multichannel power dividing |
| CN111955176A (en) * | 2019-05-20 | 2020-11-20 | 迪尔公司 | Positive drive packing conveying system |
| CN114776942A (en) * | 2022-03-28 | 2022-07-22 | 杭州方象品牌管理有限公司 | Landscape design uses topography detection device |
-
2009
- 2009-04-03 CN CN2009200202173U patent/CN201422266Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105189871A (en) * | 2013-03-13 | 2015-12-23 | 卡特彼勒路面机械公司 | Transmission system for transmitting power from engine to milling rotor in cold planer |
| CN105189871B (en) * | 2013-03-13 | 2017-11-10 | 卡特彼勒路面机械公司 | For power to be transmitted to the transmission system of Milling Rotor from engine in cold milling and planing machine |
| CN107846842A (en) * | 2015-07-27 | 2018-03-27 | 佩朗股份有限公司 | Power-operated mower with multiple blades |
| CN108150626A (en) * | 2018-01-02 | 2018-06-12 | 天津工业大学 | A kind of movement conversion mechanism of list source multichannel power dividing |
| CN108150626B (en) * | 2018-01-02 | 2023-04-18 | 天津工业大学 | Motion conversion mechanism for single-source multi-path power splitting |
| CN111955176A (en) * | 2019-05-20 | 2020-11-20 | 迪尔公司 | Positive drive packing conveying system |
| CN114776942A (en) * | 2022-03-28 | 2022-07-22 | 杭州方象品牌管理有限公司 | Landscape design uses topography detection device |
| CN114776942B (en) * | 2022-03-28 | 2023-09-12 | 杭州方象品牌管理有限公司 | Topography detection device for landscape design |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100317 Effective date of abandoning: 20090403 |