CN202468923U - Power transmission system - Google Patents
Power transmission system Download PDFInfo
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- CN202468923U CN202468923U CN2012201118134U CN201220111813U CN202468923U CN 202468923 U CN202468923 U CN 202468923U CN 2012201118134 U CN2012201118134 U CN 2012201118134U CN 201220111813 U CN201220111813 U CN 201220111813U CN 202468923 U CN202468923 U CN 202468923U
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- bearing
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- box
- gear housing
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Abstract
The utility model discloses a power transmission system, which comprises a transmission soft shaft, wherein the transmission soft shaft is respectively connected with a first gear box and a second gear box; the first gear box is connected with the power output end of a power device; the second gear box is connected with the power input end of a load device; the first gear box has a speed increase transmission ratio; the second gear box has a speed decrease transmission ratio; both the first gear box and the second gear box adopt simple-structure single-stage bevel gear transmission boxes transmitted by bevel gear pairs; a flexible protection cover for protecting the transmission soft shaft is arranged outside the transmission soft shaft; one end of the flexible protection cover is connected to the first upper box body of the first gear box; and the other end of the flexible protection cover is connected to the second gear box body of the second gear box. The utility model has the advantages that the power transmission system can replace a chain wheel or a chain of a motorcycle or a bicycle, a transmission shaft of an automobile, a belt disk and a belt or a chain of a general machine and a chain wheel; the limitation of the conventional soft shaft transmission application field is broken through; the power transmission system has a wide application range and long service life and is used safely; and a function of increasing the speed, increasing the torque or performing constant-speed transmission can be realized.
Description
Technical field
The utility model relates to power transmission system, particularly a kind of power transmission system through the flexible axle transmission.
Background technique
Power transmission system or title actuating unit, the speed change that is usually used in engineering goods increases to be turned round and power transmission.The actuating unit that is used for the traffic tool or universal machine in the existing technology adopts following structural type usually; Have shift speed change and increase the gearbox of turning round function; The gearbox input end is connected with the motor output terminal, and gear box output end increases dynamic retarding to turn round through transmission shaft, belt transmission, chain transmission or gear driving pair etc. and is delivered in the load.For motorcycle or universal machine generally is with motor and being made of one of gearbox structure, is delivered on the load device through belt or the chain transmission engine power with integrative-structure.This kind of drive can only adopt the linear fashion setting; Thereby the mounting point relation to load device and motor is received restriction; Simultaneously, still adopt the open kind of drive usually, its sprocket wheel, chain or belt pulley, belt all are exposed in the atmosphere environment; Can not form good lubricated and protection to sprocket wheel and chain, perhaps belt pulley and belt formed excellent protection.The impurity that splashes in use, silt, rubble, dust etc. cause fretting wear to sprocket wheel, chain, belt pulley or belt easily; Even faults such as clamping stagnation, locking, damage take place, also can cause personal injury and device damage accident when serious because of chain, belt fracture or locking.Simultaneously; Driving snake of the prior art; Be generally used for the transmission of less moment, for example be used for the drive transmitting of the mechanical type odometer of automobile, be used for the drive transmitting of dentist's tooth reconditioning instrument; And the rotation driving etc. that is used for the concrete stirring rod of construction industry, and in than the power transmission of high pulling torque, do not use.
Summary of the invention
The purpose of the utility model is exactly the deficiency to existing technology; A kind of power transmission system that is used for big power transmission through the flexible axle transmission is provided; It is flexible to utilize its original power output terminal of the traffic tool, general-purpose machinery or equipment and the load end of this system that the position is set; And it is reliable transmission, long service life, and safe in utilization.
For realizing above-mentioned purpose, the utility model adopts following technological scheme:
A kind of power transmission system; Comprise driving snake; Driving snake is connected with first gear-box and second gear-box respectively, and first gear-box is connected with the clutch end of power plant, and second gear-box is connected with the power intake of load device; First gear-box has the speedup velocity ratio, and second gear-box has step-down ratio.
Adopt the utility model of aforementioned techniques scheme; Because first gear-box has a speedup velocity ratio; Therefore; Be located at the output torque of the torque value that driving snake transmitted of first gear-box and second gear-box, broken the restriction in traditional flexible axle transmission application field, widened the application area of flexible axle transmission less than original power output terminal such as integral engine or gearbox; The superiority that relies on the flexible axle transmission; When native system is used for the traffic tool, general-purpose machinery or equipment; The position of its original power output terminal and load end does not receive traditional transfer mode restriction and can be provided with flexibly, can effectively improve space availability ratio, and overall structure is compact more.Behind the step-down ratio that second gear-box suitably is set, this power transmission system can realize speedup, increase and turn round or the constant speed transmission agency; Sprocket wheel and chain that it both can be used for substituting motorcycle or bicycle also can be used for replacing the transmission shaft of automobile, also can be used for belt pulley and belt or the chain and the sprocket wheel of general-purpose machinery, its applied range.In addition; Owing to being located at, driving gear pair forms the enclosed transmission in the casing; Can implement good lubricating to driving gear; Driving snake can make things convenient for the flexible axle safety cover externally is set, and can effectively avoid the use of splash in the process impurity, silt, rubble, dust etc. and get into and form fretting wear or damage in the transmission kinematic pair, thereby can effectively prolong the working life of transmission system.Also have, even the flexible axle fracture takes place, also can not cause personal injury and device damage accident like chain, belt fracture or locking, it is safe in utilization.
Preferably, said first gear-box and second gear-box all adopt the single gear transmission case of gear pair transmission simple in structure.
Further preferred, said single gear transmission case adopts the bevel gear housing of the bevel gear pair transmission of compact structure.Be convenient to install; Simultaneously; Adopt bevel gear drive; The input end axis of first gear-box and the output terminal axis of second gear-box can form multiple space angle position, also can under the constant condition of the input end driving direction of first gear-box, obtain reverse output terminal rotation and drive, thereby further widen Applicable scope.
Further preferred, said first gear-box comprises first upper box and first lower box that connects through bolt, the first initiative taper fluted disc and first driven wheel of differential that is positioned at first upper box and first lower box; The said first initiative taper fluted disc passes through two ends clutch shaft bearing difference rotational support on first upper box and first lower box; The first initiative taper fluted disc forms the moment of torsion transmission through the splined hole of its coaxial setting and the output shaft of gearbox or integrated engine, and first lower box can be fixedly connected with the housing of gearbox or integrated engine; Said first driven wheel of differential passes through the second bearing rotational support on first upper box; First driven wheel of differential and the engagement of the said first initiative taper fluted disc, first driven wheel of differential and driving snake rotational speed such as torque transfer arrangement formation through being provided with between the two; Be provided with the structure that is used for the first initiative taper fluted disc axially locating between said first upper box and the first initiative taper fluted disc; Be provided with the structure that is used for the first driven wheel of differential axially locating between said first upper box and first driven wheel of differential; Said second gear-box comprises second gear housing; Second gear housing middle part is penetrated with the back shaft that can be fixedly connected with the support of load device; The back shaft outer peripheral surface forms liquid sealing with the inner peripheral surface in opposite directions of second gear housing and is connected; The second gear housing sidewall has second drive bevel gear through the 3rd bearing rotational support; The second drive bevel gear outer end and driving snake rotational speed such as torque transfer arrangement formation through being provided with between the two, the awl tooth of second drive bevel gear is engaged with second from the mantle fluted disc, second from the mantle fluted disc through the 4th bearing rotational support on back shaft; Second forms liquid sealing from mantle fluted disc and second gear housing is rotationally connected, and the back shaft outer peripheral surface is rotationally connected with the second forward surface formation liquid sealing from the mantle fluted disc; Said second drive bevel gear and second conial tooth part from the mantle fluted disc are positioned at second gear housing, and second is provided with torque transfer arrangement from mantle fluted disc outer end; The number of teeth product of the said first initiative taper fluted disc and second drive bevel gear is less than first driven wheel of differential and second number of teeth product from the mantle fluted disc; Be provided with the axial positioning structure that is used for second drive bevel gear between said second gear housing and second drive bevel gear; Said back shaft, second gear housing and second are used for second gear housing and second axial positioning structure from the mantle fluted disc from being provided with between the mantle fluted disc.Further guarantee simple in structure, compact, reliable in function.
Preferably, said driving snake peripheral hardware is useful on the flexible protective cover of protection driving snake, and an end of flexible protective cover is connected on first upper box of first gear-box, and the other end of flexible protective cover is connected on second gear housing of second gear-box.
Preferably; Said flexible protective cover two ends are provided with the hard connecting head; Be provided with the screw connection structure that matches between hard connecting head and first upper box or second gear housing, the flexible protective cover is fixedly connected with second gear housing with first upper box respectively by screw connection structure through the hard connecting head at two ends.It is simple in structure, and is easy to connect.
Preferably, said clutch shaft bearing is made up of the first step bearing and first little-end bearing, and first step bearing is installed on the axle journal of the big end extension of first initiative taper fluted disc awl tooth; Coaxial fixed connection is useful on the Bearing Installation axle that said first little-end bearing is installed on the said first initiative taper fluted disc; Be provided with between said first upper box and the first initiative taper fluted disc be used for the first initiative taper fluted disc axially locating structure by the bearing mounting hole hole on first upper box and first lower box at the bottom of and the big end journal of awl tooth of the first initiative taper fluted disc and the shaft shoulder and the shaft block ring of Bearing Installation axle form.Be convenient to the processing of the first initiative taper fluted disc, thereby reduce manufacture cost and user cost.
Preferably; The structure that is used for the first driven wheel of differential axially locating that is provided with between said first upper box and first driven wheel of differential comprises shaft block ring, hole with back-up ring be located at the bottom shoulder block of the step mounting hole that is used for said second Bearing Installation on the first upper box sidewall, and the bottom shoulder block is positioned at step mounting hole outer end; It is inboard that said hole is positioned at second bearing with back-up ring; Said shaft block ring is located at the axle journal that first driven wheel of differential is used to install said second bearing, and shaft block ring is positioned at the second bearing both sides, and the end that axle journal connects the awl tooth is provided with the shaft shoulder that stops second bearing.With guarantee first driven wheel of differential on first upper box reliably the location, increase the service life.
Preferably, said second be fixedly connected with said the 4th coaxial bearing from the mantle fluted disc and be useful on the bearing support that the 4th bearing is installed; Said back shaft, second gear housing and second are used for second gear housing and second axial positioning structure from the mantle fluted disc is located between back shaft, second gear housing and the bearing support from being provided with between the mantle fluted disc.Be convenient to process second from the mantle fluted disc, to reduce manufacture cost and user cost.
Further preferred; Said second is provided with step hole in the middle part of the mantle fluted disc, the macropore section of step hole is towards the second big end of awl tooth from the mantle fluted disc, and step hole is used for said bearing support; Bearing support one end is provided with the convex shoulder that is fixedly connected with the bottom stage of step hole macropore section; The bearing support the other end stretches out second from mantle fluted disc small end outside, and the bearing mounting hole that is provided with in the bearing support is equipped with said second the 4th bearing from the mantle fluted disc, and the bearing support outer end is fixedly connected with lid; Form liquid sealing between said back shaft outer peripheral surface and the forward surface that passes through lid and is connected, be connected from the liquid sealing between the mantle fluted disc forward surface with second with realization back shaft outer peripheral surface; Said back shaft, second gear housing and second are used for second gear housing and second axial positioning structure from the mantle fluted disc and comprise that baffle ring, the shaft shoulder, lining, axle use baffle ring from being provided with between the mantle fluted disc; Said baffle ring is positioned at second inwardly outstanding from the end of mantle fluted disc small end at bearing mounting hole, baffle ring is blocked in the 4th bearing outer ring side; The said shaft shoulder is located at axle journal one end that is used to install said the 4th bearing on the said back shaft, and the shaft shoulder keeps off on the end face of the 4th bearing opposite side inner ring; Said lining is socketed on the back shaft, and lining is connected between the inner ring of said second gear housing and said the 4th bearing; Said axle is fixed on the said back shaft through Cock screw with baffle ring, and axle is positioned at the second gear housing outer end with baffle ring.
Further preferred; Be provided with the axial positioning structure that is used for second drive bevel gear between said second gear housing and second drive bevel gear, identical with the structure that is used for the first driven wheel of differential axial positioning structure that is provided with between said first upper box and first driven wheel of differential.Be convenient to processing, reliably locate at second gear housing, increase the service life to guarantee second drive bevel gear.
Further preferred, said clutch shaft bearing and the 4th bearing are made up of a plurality of bearings side by side, a plane bearing that can bear axial load in a plurality of bearings, a pair of thrust-bearing that bears thrust load.To guarantee long service life.
Further preferred; Its structural type of torque transfer arrangement that is provided with between the torque transfer arrangement that is provided with between said first driven wheel of differential and the driving snake and the second drive bevel gear outer end and the driving snake is identical; Comprise six prisms that are located at the flexible axle two ends; Be located at six rib holes of the axle head of first driven wheel of differential and second drive bevel gear respectively, six rib holes become the grafting that is connected fast to cooperate with hexagon.Convenient to guarantee mounting or dismounting, manufacturing efficiency is high.
Further preferred, said second torque transfer arrangement that be provided with from mantle fluted disc outer end is several dogs of circumference uniform distribution, and dog is integrally formed in second from the mantle fluted disc.Simple in structure to guarantee, easy to process.
Said second also is provided with circular groove from the mantle fluted disc, and said second gear housing is provided with the bulge loop that stretches into said circular groove.To stop that effectively foreign material such as dust get in first oil sealing, increase the service life.
The beneficial effect of the utility model is, broken the restriction in traditional flexible axle transmission application field, its applied range, long service life, safe in utilization, and can realize speedup, increase and turn round or the function of constant speed transmission.
Description of drawings
Fig. 1 is the structural representation axonometric drawing of the utility model.
Fig. 2 is dismounting first upper box 11 of the utility model and the structural representation axonometric drawing of second gear housing 21.
Fig. 3 is the structural representation of the utility model.
Fig. 4 is the A portion enlarged view among the utility model Fig. 3.
Fig. 5 is the B portion enlarged view among the utility model Fig. 3.
Fig. 6 is that C among the utility model Fig. 5 is to partial view.
Fig. 7 is the D-D sectional view among the utility model Fig. 5.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further, but therefore the utility model is not limited among the described scope of embodiments.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5; A kind of power transmission system comprises driving snake 3, and driving snake 3 is connected with first gear-box 1 and second gear-box 2 respectively; First gear-box 1 is connected with the clutch end of power plant; Second gear-box 2 is connected with the power intake of load device, and first gear-box 1 has the speedup velocity ratio, has the step-down ratio of ratio greater than the speedup velocity ratio of first gear-box 1.
Said first gear-box 1 and second gear-box 2 all adopt the single gear transmission case of gear pair transmission simple in structure.
Said single gear transmission case adopts the bevel gear box of bevel gear pair transmission.
Said first gear-box 1 comprises first upper box 11 that connects through bolt and first lower box 12, is positioned at the first initiative taper fluted disc 13 and first driven wheel of differential 14 of first upper box 11 and first lower box 12; Be provided with seal element 10 between the junction plane of first upper box 11 and first lower box 12; First lower box 12 can be connected through bolt with the housing of gearbox or integrated engine, also is provided with the second seal element 10a on the junction plane of first lower box 12 and gearbox or integrated engine; Rotational support is on first upper box 11 and first lower box 12 respectively through two ends clutch shaft bearing 15 for the said first initiative taper fluted disc 13, and the first initiative taper fluted disc 13 forms the moment of torsion transmission through the splined hole 13a of its coaxial setting and the output shaft of gearbox or integrated engine; Said first driven wheel of differential 14 passes through second bearing, 16 rotational support on first upper box 11; First driven wheel of differential 14 and 13 engagements of the said first initiative taper fluted disc, first driven wheel of differential 14 and driving snake 3 rotational speed such as torque transfer arrangement formation through being provided with between the two; Be provided with the structure that is used for the first initiative taper fluted disc, 13 axially locating between said first upper box 11 and the first initiative taper fluted disc 13; Be provided with the structure that is used for first driven wheel of differential, 14 axially locating between said first upper box 11 and first driven wheel of differential 14; Said second gear-box 2 comprises second gear housing 21; Second gear housing, 21 middle parts are penetrated with the back shaft 22 that can be fixedly connected with the support of load device; Back shaft 22 outer peripheral surfaces form liquid sealing with the inner peripheral surface in opposite directions of second gear housing 21 through Sealing 211 and are connected; Second gear housing, 21 sidewalls have second drive bevel gear 23 through the 3rd bearing 27 rotational support; Second drive bevel gear, 23 outer ends and driving snake 3 rotational speed such as torque transfer arrangement formation through being provided with between the two; The awl tooth of second drive bevel gear 23 is engaged with second from mantle fluted disc 24; Second from mantle fluted disc 24 through the 4th bearing 26 rotational support on back shaft 22, second is rotationally connected through first oil sealing, the 212 formation liquid sealings that second forward surface from mantle fluted disc 24 outer circumference faces and second gear housing 21 is provided with from the mantle fluted disc 24 and second gear housing 21, back shaft 22 outer peripheral surfaces and the second forward surface formation liquid sealing from mantle fluted disc 24 are rotationally connected; Said second drive bevel gear 23 and second conial tooth part from mantle fluted disc 24 are positioned at second gear housing 21, the second and are provided with torque transfer arrangement from mantle fluted disc 24 outer ends; The number of teeth product of the said first initiative taper fluted disc 13 and second drive bevel gear 23 is less than first driven wheel of differential 14 and second number of teeth product from mantle fluted disc 24; Be provided with the axial positioning structure that is used for second drive bevel gear 23 between said second gear housing 21 and second drive bevel gear 23; Said back shaft 22, second gear housing 21 and second are used for second gear housing 21 and second axial positioning structure from mantle fluted disc 24 from being provided with between the mantle fluted disc 24; Said flexible protective cover 4 two ends be connected on first upper box 11 of said first gear-box 1 with second gear housing 21 on.
Be provided with flexible protective cover 4 outside the said driving snake 3, an end of flexible protective cover 4 is connected on first upper box 11 of first gear-box 1, and the other end of flexible protective cover 4 is connected on second gear housing 21 of second gear-box 2.
Said flexible protective cover 4 two ends are provided with hard connecting head 41; Hard connecting head 41 is provided with the screw connection structure that matches respectively with between first upper box 11 and second gear housing 21, and flexible protective cover 4 is fixedly connected with second gear housing 21 with first upper box 11 respectively by screw connection structure through the hard connecting head 41 at two ends.
Said clutch shaft bearing 15 is made up of the first step bearing 151 and first little-end bearing 152, and first step bearing 151 is installed on the axle journal 131 of the big end extension of the first initiative taper fluted disc, 13 awl teeth; Coaxial fixed connection is useful on the Bearing Installation axle 17 that said first little-end bearing 152 is installed on the said first initiative taper fluted disc 13; Be provided with between said first upper box 11 and the first initiative taper fluted disc 13 be used for the first initiative taper fluted disc, 13 axially locating structure by the bearing mounting hole hole on first upper box 11 and first lower box 12 at the bottom of and the big end journal 131 of awl tooth of the first initiative taper fluted disc 13 and the shaft shoulder and the shaft block ring 132 of Bearing Installation axle 17 form.
The structure that is used for first driven wheel of differential, 14 axially locating that is provided with between said first upper box 11 and first driven wheel of differential 14 comprises shaft block ring 18, hole with back-up ring 19 be located at the bottom shoulder block 11b that is used for the step mounting hole 11a that said second bearing 16 installs on first upper box, 11 sidewalls, and bottom shoulder block 11b is positioned at step mounting hole 11a outer end; Said hole is positioned at second bearing, 16 both sides with back-up ring 19; Said shaft block ring 18 is located at the axle journal 141 that first driven wheel of differential 14 is used to install said second bearing 16, and shaft block ring 18 is positioned at second bearing, 16 outsides, and the end that axle journal connects the awl tooth is provided with the shaft shoulder 141a that stops second bearing 16.
Said second from mantle fluted disc 24 and said the 4th bearing 26 coaxial bearing supports 25 that are useful on installation the 4th bearing 26 that are fixedly connected; Said back shaft 22, second gear housing 21 and second are used for second gear housing 21 and second axial positioning structure from mantle fluted disc 24 is located between back shaft 22, second gear housing 21 and the bearing support 25 from being provided with between the mantle fluted disc 24.
Said second is provided with step hole 24a from mantle fluted disc 24 middle parts; The macropore section of step hole 24a is towards the second big end of awl tooth from mantle fluted disc 24; Step hole 24a is used for said bearing support 25; Bearing support 25 1 ends are provided with the convex shoulder 251 that is fixedly connected with the bottom stage of step hole 24a macropore section; Bearing support 25 the other ends stretch out second from mantle fluted disc 24 small ends outside, and the bearing mounting hole 252 that is provided with in the bearing support 25 is equipped with said second the 4th bearing 26 from mantle fluted disc 24, and bearing support 25 outer ends are fixedly connected with covers 5; Said back shaft 22 outer peripheral surfaces and cover thoroughly between 5 the forward surface and be provided with second oil sealing 51, the back shaft 22 and second forward surface from mantle fluted disc 24 form through second oil sealing 51 and are tightly connected; Said back shaft 22, second gear housing 21 and second are used for second gear housing 21 and second axial positioning structure from mantle fluted disc 24 comprises that baffle ring 253, shaft shoulder 22a, lining 28, axle are with baffle ring 29 from being provided with between the mantle fluted disc 24; Said baffle ring 253 is positioned at second inwardly outstanding from the end of mantle fluted disc 24 small ends at bearing mounting hole 252, baffle ring 253 is blocked in side, the 4th bearing 26 outer ring; Said shaft shoulder 22a is located at axle journal one end that is used to install said the 4th bearing 26 on the said back shaft 22, and shaft shoulder 22a keeps off on the end face of the 4th bearing 26 opposite side inner rings; Said lining 28 is socketed on the back shaft 22, and lining 28 is connected between the inner ring of said second gear housing 21 and said the 4th bearing 26; Said axle is fixed on the said back shaft 22 through Cock screw with baffle ring 29, and axle is positioned at second gear housing, 21 outer ends with baffle ring 29.
Be provided with the axial positioning structure that is used for second drive bevel gear 23 between said second gear housing 21 and second drive bevel gear 23, identical with the structure that is used for first driven wheel of differential, 14 axial positioning structures that is provided with between said first upper box 11 and first driven wheel of differential 14.
Referring to Fig. 4, Fig. 5, said clutch shaft bearing 15 and the 4th bearing 26 are made up of a plurality of bearings side by side, and employing of the front end in a plurality of bearings can be born the axial load plane bearing.
Referring to Fig. 7; Its structural type of torque transfer arrangement of setting is identical between the torque transfer arrangement that is provided with between said first driven wheel of differential 14 and the driving snake 3 and second drive bevel gear, 23 outer ends and the driving snake 3; Comprise and be located at six prismatic 31 of flexible axle 3 two ends; Be located at six rib holes of the axle head of first driven wheel of differential 14 and second drive bevel gear 23 respectively, six rib holes and six prismatic 31 form the grafting that is connected fast and cooperate.
Referring to Fig. 5, Fig. 6, said second torque transfer arrangement that be provided with from mantle fluted disc 24 outer ends is several dogs 241 of circumference uniform distribution, and dog 241 is integrally formed in second from mantle fluted disc 24.
Referring to Fig. 3, Fig. 5, said second also is provided with circular groove 242 from mantle fluted disc 24, and said second gear housing 21 is provided with the bulge loop 21a that stretches into said circular groove 242.To stop that effectively foreign material such as dust get in first oil sealing 212, increase the service life.
When the utility model is used to replace motorcycle main movable sprocket, driving sprocket wheel and chain; The first initiative taper fluted disc 13 is connected with the integral engine output shaft of motorcycle through its splined hole 13a; Back shaft 22 is fixedly connected with the chain stay of motorcycle drive wheel, second from mantle fluted disc 24 through the outer end several dogs 241 stir motorcycle drive wheel and rotate; When the speedup velocity ratio of second gear housing 2 speedup velocity ratio, increase the purpose of turning round transmission with overall realization greater than first gear-box.
When the utility model is used to replace bicycle drive sprocket, driving sprocket wheel and chain; The first initiative taper fluted disc 13 is connected with the pedal live axle of bicycle through its splined hole 13a; The part of the pedal live axle of bicycle is designed to splined shaft, and second drives bicycle rear from mantle fluted disc 24 through the torque transfer arrangement that adapts with it rotates; The speedup velocity ratio of second gear housing 2 is less than the speedup velocity ratio of first gear-box, with the purpose of overall realization speedup transmission.
When the utility model is used to replace truck drive shaft; The first initiative taper fluted disc 13 is connected with the output shaft of automobile gearbox through its splined hole 13a, and second from the reducer input shaft rotation of mantle fluted disc 24 through the torque transfer arrangement drive ransaxle that adapts with it; The speedup velocity ratio of second gear housing 2 equals the speedup velocity ratio in first gear-box, the purpose that hastens with overall realization etc.
More than show and described basic principle of the utility model and the advantage of major character and the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (15)
1. power transmission system; Comprise driving snake (3); It is characterized in that: driving snake (3) is connected with first gear-box (1) and second gear-box (2) respectively, and first gear-box (1) is connected with the clutch end of power plant, and second gear-box (2) is connected with the power intake of load device; First gear-box (1) has the speedup velocity ratio, and second gear-box (2) has step-down ratio.
2. power transmission system according to claim 1 is characterized in that: said first gear-box (1) and second gear-box (2) all adopt the single gear transmission case of gear pair transmission.
3. power transmission system according to claim 2 is characterized in that: said single gear transmission case adopts the bevel gear box of bevel gear pair transmission.
4. power transmission system according to claim 3 is characterized in that: said first gear-box (1) comprises first upper box (11) and first lower box (12) that connects through bolt, the first initiative taper fluted disc (13) and first driven wheel of differential (14) that is positioned at first upper box (11) and first lower box (12); Rotational support is on first upper box (11) and first lower box (12) respectively through two ends clutch shaft bearing (15) for the said first initiative taper fluted disc (13), and the first initiative taper fluted disc (13) is through the output shaft formation moment of torsion transmission of splined hole (13a) with the gearbox or the integrated engine of its coaxial setting; Said first driven wheel of differential (14) passes through second bearing (16) rotational support on first upper box (11); First driven wheel of differential (14) and the said first initiative taper fluted disc (13) engagement, first driven wheel of differential (14) and the rotational speed such as torque transfer arrangement formation of driving snake (3) through being provided with between the two; Be provided with the structure that is used for first initiative taper fluted disc (13) axially locating between said first upper box (11) and the first initiative taper fluted disc (13); Be provided with the structure that is used for first driven wheel of differential (14) axially locating between said first upper box (11) and first driven wheel of differential (14); Said second gear-box (2) comprises second gear housing (21); Second gear housing (21) middle part is penetrated with the back shaft (22) that can be fixedly connected with the support of load device; Back shaft (22) outer peripheral surface forms liquid sealing with the inner peripheral surface in opposite directions of second gear housing (21) and is connected; Second gear housing (21) sidewall has second drive bevel gear (23) through the 3rd bearing (27) rotational support; Second drive bevel gear (23) outer end and the rotational speed such as torque transfer arrangement formation of driving snake (3) through being provided with between the two; The awl tooth of second drive bevel gear (23) is engaged with second from mantle fluted disc (24); Second from mantle fluted disc (24) through the 4th bearing (26) rotational support on back shaft (22), second forms liquid sealing from mantle fluted disc (24) and second gear housing (21) is rotationally connected, back shaft (22) outer peripheral surface is rotationally connected with the second forward surface formation liquid sealing from mantle fluted disc (24); Said second drive bevel gear (23) and second conial tooth part from mantle fluted disc (24) are positioned at second gear housing (21), and second is provided with torque transfer arrangement from mantle fluted disc (24) outer end; The number of teeth product of said first initiative taper fluted disc (13) and second drive bevel gear (23) is less than first driven wheel of differential (14) and second number of teeth product from mantle fluted disc (24); Be provided with the axial positioning structure that is used for second drive bevel gear (23) between said second gear housing (21) and second drive bevel gear (23); Said back shaft (22), second gear housing (21) and second are used for second gear housing (21) and second axial positioning structure from mantle fluted disc (24) from being provided with between the mantle fluted disc (24).
5. power transmission system according to claim 4; It is characterized in that: the outer flexible protective cover (4) that is provided with of said driving snake (3); One end of flexible protective cover (4) is connected on first upper box (11) of first gear-box (1), and the other end of flexible protective cover (4) is connected on second gear housing (21) of second gear-box (2).
6. power transmission system according to claim 5; It is characterized in that: said flexible protective cover (4) two ends are provided with hard connecting head (41); Hard connecting head (41) is provided with the screw connection structure that matches respectively with between first upper box (11) and second gear housing (21), and flexible protective cover (4) is fixedly connected with second gear housing (21) with first upper box (11) respectively by screw connection structure through the hard connecting head (41) at two ends.
7. power transmission system according to claim 4; It is characterized in that: said clutch shaft bearing (15) is made up of first step bearing (151) and first little-end bearing (152), and first step bearing (151) is installed on the axle journal (131) of the big end extension of the first initiative taper fluted disc (13) awl tooth; The said first initiative taper fluted disc (13) is gone up coaxial fixed connection and is useful on the Bearing Installation axle (17) that said first little-end bearing (152) is installed; Be provided with between said first upper box (11) and the first initiative taper fluted disc (13) be used for first initiative taper fluted disc (13) axially locating structure by the bearing mounting hole hole on first upper box (11) and first lower box (12) at the bottom of and the big end journal of awl tooth (131) of the first initiative taper fluted disc (13) and the shaft shoulder of Bearing Installation axle (17) form and shaft block ring (132).
8. power transmission system according to claim 4; It is characterized in that: the structure that is used for first driven wheel of differential (14) axially locating that is provided with between said first upper box (11) and first driven wheel of differential (14) comprises shaft block ring (18), hole with back-up ring (19) be located at the bottom shoulder block (11b) that is used for the step mounting hole (11a) that said second bearing (16) installs on first upper box (11) sidewall, and bottom shoulder block (11b) is positioned at step mounting hole (11a) outer end; Said hole is positioned at second bearing (16) both sides with back-up ring (19); Said shaft block ring (18) is located at the axle journal (141) that first driven wheel of differential (14) is used to install said second bearing (16); Shaft block ring (18) is positioned at second bearing (16) outside, and the end that axle journal connects the awl tooth is provided with the shaft shoulder (141a) that stops second bearing (16).
9. power transmission system according to claim 4 is characterized in that: said second from the coaxial bearing support (25) that is useful on installation the 4th bearing (26) that is fixedly connected of mantle fluted disc (24) and said the 4th bearing (26); Said back shaft (22), second gear housing (21) and second are used for second gear housing (21) and second axial positioning structure from mantle fluted disc (24) is located between back shaft (22), second gear housing (21) and the bearing support (25) from being provided with between the mantle fluted disc (24).
10. power transmission system according to claim 4; It is characterized in that: said second is provided with step hole (24a) in the middle part of mantle fluted disc (24); The macropore section of step hole (24a) is towards the second big end of awl tooth from mantle fluted disc (24); Step hole (24a) is used for said bearing support (25); Bearing support (25) one ends are provided with the convex shoulder (251) that is fixedly connected with the bottom stage of step hole (24a) macropore section; Bearing support (25) the other end stretches out second from mantle fluted disc (24) small end outside, and the bearing mounting hole (252) that is provided with in the bearing support (25) is equipped with said second the 4th bearing (26) from mantle fluted disc (24), and bearing support (25) outer end is fixedly connected with lid (5); Form liquid sealing between said back shaft (22) outer peripheral surface and the forward surface that passes through lid (5) and is connected, be connected from the liquid sealing between mantle fluted disc (24) forward surface with second with realization back shaft (22) back shaft (22) outer peripheral surface; Said back shaft (22), second gear housing (21) and second are used for second gear housing (21) and second axial positioning structure from mantle fluted disc (24) comprises that baffle ring (253), the shaft shoulder (22a), lining (28), axle are with baffle ring (29) from being provided with between the mantle fluted disc (24); Said baffle ring (253) is positioned at second inwardly outstanding from the end of mantle fluted disc (24) small end at bearing mounting hole (252), baffle ring (253) is blocked in the 4th bearing (26) side, outer ring; The said shaft shoulder (22a) is located at axle journal one end that is used to install said the 4th bearing (26) on the said back shaft (22), and the shaft shoulder (22a) keeps off on the end face of the 4th bearing (26) opposite side inner ring; Said lining (28) is socketed on the back shaft (22), and lining (28) is connected between the inner ring of said second gear housing (21) and said the 4th bearing (26); Said axle is fixed on the said back shaft (22) through Cock screw with baffle ring (29), and axle is positioned at second gear housing (21) outer end with baffle ring (29).
11. power transmission system according to claim 4; It is characterized in that: be provided with the axial positioning structure that is used for second drive bevel gear (23) between said second gear housing (21) and second drive bevel gear (23), identical with the structure that is used for first driven wheel of differential (14) axial positioning structure that is provided with between said first upper box (11) and first driven wheel of differential (14).
12. power transmission system according to claim 4 is characterized in that: said clutch shaft bearing (15) and the 4th bearing (26) are made up of a plurality of bearings side by side, and at least one can bear axial load in a plurality of bearings.
13. power transmission system according to claim 4; It is characterized in that: its structural type of torque transfer arrangement of setting is identical between the torque transfer arrangement that is provided with between said first driven wheel of differential (14) and the driving snake (3) and second drive bevel gear (23) outer end and the driving snake (3); Comprise six prisms (31) that are located at flexible axle (3) two ends; Be located at six rib holes of the axle head of first driven wheel of differential (14) and second drive bevel gear (23) respectively, six rib holes form to peg graft with six prisms (31) and cooperate.
14. power transmission system according to claim 4; It is characterized in that: said second torque transfer arrangement that be provided with from mantle fluted disc (24) outer end is several dogs (241) of circumference uniform distribution, and dog (241) is integrally formed in second from mantle fluted disc (24).
15. power transmission system according to claim 4 is characterized in that: said second also is provided with circular groove (242) from mantle fluted disc (24), and said second gear housing (21) is provided with the bulge loop (21a) that stretches into said circular groove (242).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201118134U CN202468923U (en) | 2012-03-23 | 2012-03-23 | Power transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201118134U CN202468923U (en) | 2012-03-23 | 2012-03-23 | Power transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202468923U true CN202468923U (en) | 2012-10-03 |
Family
ID=46917082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201118134U Expired - Lifetime CN202468923U (en) | 2012-03-23 | 2012-03-23 | Power transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202468923U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606697A (en) * | 2012-03-23 | 2012-07-25 | 朱有红 | Power transmission system |
| CN103767400A (en) * | 2014-02-13 | 2014-05-07 | 潘磊 | Auxiliary swing device |
| CN103783878A (en) * | 2014-02-13 | 2014-05-14 | 潘磊 | Method for achieving rocking of auxiliary power device |
| CN104303620A (en) * | 2014-10-28 | 2015-01-28 | 吴迪 | Box transmission mechanism and paddy field ridger comprising same |
| CN104595461A (en) * | 2015-01-16 | 2015-05-06 | 张斐斐 | Connecting device for bevel gear |
-
2012
- 2012-03-23 CN CN2012201118134U patent/CN202468923U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606697A (en) * | 2012-03-23 | 2012-07-25 | 朱有红 | Power transmission system |
| CN102606697B (en) * | 2012-03-23 | 2015-02-25 | 朱有红 | Power transmission system |
| CN103767400A (en) * | 2014-02-13 | 2014-05-07 | 潘磊 | Auxiliary swing device |
| CN103783878A (en) * | 2014-02-13 | 2014-05-14 | 潘磊 | Method for achieving rocking of auxiliary power device |
| CN104303620A (en) * | 2014-10-28 | 2015-01-28 | 吴迪 | Box transmission mechanism and paddy field ridger comprising same |
| CN104595461A (en) * | 2015-01-16 | 2015-05-06 | 张斐斐 | Connecting device for bevel gear |
| CN104595461B (en) * | 2015-01-16 | 2017-05-31 | 泰星减速机股份有限公司 | A kind of angular wheel |
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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: 20121003 Effective date of abandoning: 20150225 |
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| RGAV | Abandon patent right to avoid regrant |