CN104121353A - Ramp slip prevention transmission and ramp slip prevention system - Google Patents
Ramp slip prevention transmission and ramp slip prevention system Download PDFInfo
- Publication number
- CN104121353A CN104121353A CN201410331015.6A CN201410331015A CN104121353A CN 104121353 A CN104121353 A CN 104121353A CN 201410331015 A CN201410331015 A CN 201410331015A CN 104121353 A CN104121353 A CN 104121353A
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- China
- Prior art keywords
- speed changer
- slip slope
- outer shroud
- ramp
- slip
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D41/00—Freewheels or freewheel clutches
- F16D41/18—Freewheels or freewheel clutches with non-hinged detent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
- F16D57/02—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders with blades or like members braked by the fluid
Abstract
The invention discloses a ramp slip prevention transmission and a ramp slip prevention system. The ramp slip prevention transmission comprises a transmission body and a ramp slip prevention device installed outside a shell of the transmission. When a front-engine and front-wheel drive layout mode is adopted for a vehicle, the ramp slip prevention device is installed on an input shaft of the transmission; when a front-engine and rear-drive mode is adopted for the vehicle, the ramp slip prevention device is installed on the input shaft or an intermediate shaft. The ramp slip prevention device comprises a shaft which is an input shaft or an intermediate shaft, an inner ring, a one-way device, a movable outer ring and a fixed outer ring. When the size of the shaft can be directly matched with an inner ring of the one-way device, the shaft can replace the inner ring. Particularly, it is worthy to be pointed out that necessary clearances are arranged between convex blocks and grooves, and the convex blocks and the grooves are located between the movable outer ring and the fixed outer ring, so that it is guaranteed that the vehicle can be put into gear smoothly. On the premise that the requirement for normal use of the vehicle is met, it is ensured that a transmission shaft rotates in the forward direction, the problem that the vehicle slips on a ramp when the vehicle is started on the ramp is solved thoroughly, and the major problem that popularization of AMTs is obstructed due to the fact that ramp starting of vehicles matched with the AMTs are difficult to control is solved fundamentally.
Description
Technical field
The present invention relates to Motor Vehicle power transmission technical field, particularly a kind of anti-slip slope speed changer.The invention still further relates to a kind of anti-slip slope system that comprises this anti-slip slope speed changer.
Background technique
Motor Vehicle stops or when starting is travelled at uphill way, because vehicle own wt produces the prone component in parallel slope, i.e. and gradient resistance, this resistance can make vehicle slip backward along domatic, and this situation is very dangerous.For manual gear Motor Vehicle, need driver must carry out the cooperation between Parking Brake, clutch and accelerator pedal when going up a slope, but these a series of operating process are very loaded down with trivial details, be difficult for grasping, for new hand for driving a car, be not easy especially, and this intrinsic problem becomes the significant deficiency of MT car, simultaneously due to the intrinsic characteristic of AMT vehicle, make the starting of AMT car ramp control difficulty, the significant deficiency of this uphill starting of AMT vehicle has hindered promoting the use of of AMT vehicle.For being equipped with the vehicle of automatic transmission speed changer (AT) and stepless speed variator (CVT), need equally it to there is the function on anti-slip slope.
Therefore, how to solve the slope problem of slipping on ramp of motor vehicle, become those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of anti-slip slope speed changer, in case stop machine motor vehicle is slipped slope on ramp.
Another object of the present invention has been to provide a kind of anti-slip slope system that comprises above-mentioned anti-slip slope speed changer.
For achieving the above object, the invention provides following technological scheme:
An anti-slip slope speed changer, comprises speed changer body, also comprises the anti-slip slope device of the outside that is arranged on described speed changer body, and described anti-slip slope device comprises:
Interior ring, the inner ring of described interior ring is provided with for coordinating with transmission input shaft the inner spline groove being set with;
Non-return device, the inner ring of described non-return device can be socketed with the outer ring of described interior ring;
Movable outer shroud, the inner ring of described movable outer shroud coordinates suit with the outer ring of described non-return device, and outer ring is provided with the first engaging piece;
Fixing outer shroud, for being fixed on the outside of described speed changer body, the inner ring of described fixedly outer shroud be provided with can with the second engaging piece of described the first engaging piece engagement.
Preferably, in above-mentioned anti-slip slope speed changer, described the first engaging piece is the convex piece that is distributed on described movable outer shroud outer ring, and described the second engaging piece is for to coordinate with described convex piece the groove clamping.
Preferably, in above-mentioned anti-slip slope speed changer, on the circumferencial direction of described fixedly outer shroud, between described groove and described convex piece, there is adjusting play H.
Preferably, in above-mentioned anti-slip slope speed changer, when vehicle is preposition forerunner, described anti-slip slope device is arranged on the input shaft of described speed changer; When vehicle is front-engine rear-drive, described anti-slip slope device is arranged on jack shaft.
Preferably, in above-mentioned anti-slip slope speed changer, the quantity of described convex piece is 8～15.
Preferably, in above-mentioned anti-slip slope speed changer, the quantity of described groove is the integral multiple of the quantity of described convex piece.
Preferably, in above-mentioned anti-slip slope speed changer, described non-return device is Wedge type over running clutch or ball type free wheel device.
Preferably, in above-mentioned anti-slip slope speed changer, on described fixedly outer shroud, be provided with for being arranged on the mounting hole on described speed changer body.
Preferably, in above-mentioned anti-slip slope speed changer, the quantity of described mounting hole is 1～5.
The present invention also provides a kind of anti-slip slope system, comprises the motor, hydraulic moment variator and the speed changer that are in transmission connection successively, and described speed changer is the anti-slip slope speed changer described in above-mentioned any one.
Compared with prior art, the invention has the beneficial effects as follows:
In the speed changer of anti-slip slope provided by the invention, owing to having increased anti-slip slope device, during use, inner ring sleeve is contained on the input shaft of speed changer, rotate together with input shaft, non-return device is owing to filling with inner ring sleeve, therefore, non-return device is along with rotating together, movable exterior ring cap is contained on the outer ring of non-return device, non-return device can only direction of hoop rotate outside movable, and when non-return device reverses, can rotate backward together by drive activity outer shroud, but, by the first engaging piece of movable outer shroud and after fixedly the second engaging piece of outer shroud meshes, because fixing outer shroud is fixed on speed changer, therefore, movable outer shroud is stuck and can not rotates, non-return device can not rotate backward, and then transmission input shaft can not be rotated backward, thereby reach the object on anti-slip slope.
Anti-slip slope system in the present invention, owing to having adopted anti-slip slope provided by the invention speed changer, therefore, can prevent that motor vehicle from occurring to slip on ramp.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or scheme of the prior art, to be briefly described describing the accompanying drawing of required use in embodiment or prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those skilled in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The principle schematic of a kind of anti-slip slope system that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the anti-slip slope device of a kind of anti-slip slope speed changer that Fig. 2 provides for the embodiment of the present invention;
The local enlarged diagram of a kind of anti-slip slope device that Fig. 3 provides for the embodiment of the present invention;
The structural representation of the interior ring of a kind of anti-slip slope device that Fig. 4 provides for the embodiment of the present invention;
The structural representation of the movable outer shroud of a kind of anti-slip slope device that Fig. 5 provides for the embodiment of the present invention;
The structural representation of the fixedly outer shroud of a kind of anti-slip slope device that Fig. 6 provides for the embodiment of the present invention;
Fig. 7 is the structural representation of existing input shaft;
Fig. 8 a is the mounting point schematic diagram of this anti-slip slope device on input shaft;
Fig. 8 b is this anti-slip slope device another mounting point schematic diagram on input shaft;
Fig. 9 a is this anti-slip slope device another mounting point schematic diagram on input shaft;
Fig. 9 b is this anti-slip slope device another mounting point schematic diagram on input shaft;
Figure 10 a is this anti-slip slope device another mounting point schematic diagram on input shaft;
Figure 10 b is this anti-slip slope device another mounting point schematic diagram on input shaft;
Figure 11 is the structural representation of existing jack shaft;
Figure 12 a is the mounting point schematic diagram of this anti-slip slope device on jack shaft;
Figure 12 b is this anti-slip slope device another mounting point schematic diagram on jack shaft;
Figure 13 a is this anti-slip slope device another mounting point schematic diagram on jack shaft;
Figure 13 b is this anti-slip slope device another mounting point schematic diagram on jack shaft;
Figure 14 a is this anti-slip slope device another mounting point schematic diagram on jack shaft;
Figure 14 b is this anti-slip slope device another mounting point schematic diagram on jack shaft.
In above-mentioned Fig. 1-Fig. 6,1 is that motor, 2 is that hydraulic moment variator, 3 is that anti-slip slope device, 4 is that transmission input shaft, 5 is anti-slip slope speed changer;
In anti-slip slope speed changer 3,31 is that fixedly outer shroud, 311 is that the second engaging piece, 312 is that mounting hole, 32 is that movable outer shroud, 321 is that the first engaging piece, 33 is that non-return device, 34 is that interior ring, 341 is inner spline groove.
Embodiment
Core of the present invention has been to provide a kind of anti-slip slope speed changer, can prevent that motor vehicle from slipping slope on ramp.
The present invention also provides a kind of anti-slip slope system that comprises above-mentioned anti-slip slope speed changer, can prevent that Motor Vehicle from slipping slope on ramp.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on embodiments of the invention, all other embodiments that those of ordinary skills obtain under the prerequisite of not making creative work, belong to the scope of protection of the invention.
Please refer to Fig. 1-Fig. 6, the principle schematic of a kind of anti-slip slope system that Fig. 1 provides for the embodiment of the present invention; The structural representation of the anti-slip slope device of a kind of anti-slip slope speed changer that Fig. 2 provides for the embodiment of the present invention; The local enlarged diagram of a kind of anti-slip slope device that Fig. 3 provides for the embodiment of the present invention; The structural representation of the interior ring of a kind of anti-slip slope device that Fig. 4 provides for the embodiment of the present invention; The structural representation of the movable outer shroud of a kind of anti-slip slope device that Fig. 5 provides for the embodiment of the present invention; The structural representation of the fixedly outer shroud of a kind of anti-slip slope device that Fig. 6 provides for the embodiment of the present invention.
The invention provides a kind of anti-slip slope speed changer, comprise speed changer body 5 and anti-slip slope device 3, anti-slip slope device 3 is arranged on the outside of speed changer body 5, and when vehicle is preposition forerunner, described anti-slip slope device is arranged on the input shaft of described speed changer; When vehicle is front-engine rear-drive, described anti-slip slope device is arranged on jack shaft.Wherein, anti-slip slope device 3 comprises interior ring 34, non-return device 33, movable outer shroud 32 and fixing outer shroud 31 from the inside to the outside successively.Wherein, the inner ring of ring 34 is provided with inner spline groove 341, for coordinating suit with transmission input shaft 4, interior ring 34 is rotated together with transmission input shaft 4; The inner ring of non-return device 33 can be socketed with the outer ring of interior ring 34, and non-return device 33 is rotated with interior ring 34; The movable inner ring of outer shroud 32 and the outer ring of non-return device 33 coordinate suit, make the relatively movable outer shroud 32 of non-return device 33 can only one-way rotation, are provided with the first engaging piece 321 on the outer ring of movable outer shroud 32; Fixedly outer shroud 31 is for being fixed on speed changer body 5, fixedly the inner ring of outer shroud 31 is provided with second engaging piece 311 that can mesh with the first engaging piece 321, the first engaging piece 321 and the second engaging piece 311 can be realized engagement and depart from engagement, after engagement, movable outer shroud 32 is stuck in fixedly in outer shroud 31, can not rotate.
The working principle of above-mentioned anti-slip slope speed changer is: when motor vehicle are started to walk on ramp, transmission input shaft 4 forward rotation of anti-slip slope speed changer, hydraulic moment variator 2 action automatic shiftings, now, the interior ring 34 of anti-slip slope device 3 that is arranged on the outside of speed changer body 5 moves axially on transmission input shaft 4, drive non-return device 33 to move together with movable outer shroud 32, by the first engaging piece 321 of movable outer shroud 32 and fixedly the second engaging piece 311 engagements of outer shroud 31, now, movable outer shroud 32 is stuck and fixedly in outer shroud 31, can not rotating, under the reverse interception of non-return device 33, non-return device 33 can not rotate backward by relatively movable outer shroud 32 yet, and then stoped transmission input shaft 4 to reverse, reach the effect on anti-slip slope.After having put into gear, after hydraulic moment variator 2 execution, reset, now, interior ring 34 returns on transmission input shaft 4 Shang Yanyuan roads, drive non-return device 33 to move axially together with movable outer shroud 32, by the first engaging piece 321 of movable outer shroud 32 and fixedly the second engaging piece 311 disengaging engagements of outer shroud 31, now, movable outer shroud 32 can oppositely not stop transmission input shaft 4.
In the present invention's one specific embodiment, the first engaging piece 321 of movable outer shroud 32 is the convex piece on the uniform outer ring that is arranged on movable outer shroud 32, and fixedly the second engaging piece 311 of outer shroud 31 is for to coordinate with convex piece the groove clamping.Certainly, the first engaging piece 321 of movable outer shroud 32 can also be the groove on the uniform outer ring that is arranged on movable outer shroud 32, correspondingly, the second engaging piece 311 is convex piece, in the present embodiment, being preferably the first engaging piece 321 is convex piece, and the second engaging piece 311 is groove.
More preferably, between the convex piece cooperatively interacting and groove, there is in a circumferential direction adjusting play H, it is the width that the width of groove is greater than convex piece, convex piece can the along the circumferential direction changing of the relative positions in groove like this, can complete better the engagement action of convex piece and groove, because the width of the circumferencial direction of groove is greater than the width of convex piece, therefore, put into gear when operation stepping on clutch, movable outer shroud 32 more easily snap in fixing in ring 31, realize and put into gear and prevent from slipping smoothly.Further, the width of adjusting play H is 0.5～1 times of root width of convex piece, carries out the adjustment in gap according to the fit form of convex piece and groove, is not limited to above-mentioned dimensional range.
In the present embodiment, convex piece can be rectangle, trapezoidal, triangle, semicircle etc., and correspondingly, the shape of the shape of groove and convex piece matches, as long as can realize the locking engagement between the first engaging piece 321 and the second engaging piece 311.
And control type according to different vehicles, and determine the mounting point of this anti-slip slope device, as when vehicle is preposition forerunner, described anti-slip slope device is arranged on the input shaft of described speed changer; When vehicle is front-engine rear-drive, described anti-slip slope device is arranged on input shaft or jack shaft.
In conjunction with Fig. 7-Figure 14, wherein, the structural representation that Fig. 7 is existing input shaft, the structural representation that Figure 11 is existing jack shaft, Fig. 8-Figure 10 b has shown that above-mentioned anti-slip slope device is in the mounting point of input shaft, and Figure 12 a-Figure 14 b has shown that above-mentioned anti-slip slope device is in the concrete mounting point of jack shaft.As shown in Fig. 8 a and Fig. 8 b, one end of input shaft is connected with clutch, and the other end of input shaft is extended to preset length (100 and 101 position in figure), forms a new input shaft.Part in this prolongation can be provided with external splines, as shown in Figure 8 a, can be also smooth axle, as shown in Figure 8 b.If with the input shaft of external splines, this external splines can coordinate with the interior ring with internal spline.If smooth axle, can by the mode of interference fit with not with the interior ring of internal spline or directly coordinate with non-return device.
The input shaft that the present embodiment provides can also be arranged on the one end being connected with clutch by anti-slip slope device, and the interior ring of anti-slip slope device is assemblied on the newly-increased spline of input shaft front end, and it is outside that non-return device is arranged on case of transmission front end.Same, the one end being connected with clutch at input shaft, increases certain length (102 and 103 position in figure), and the part of this prolongation can be provided with external splines, as shown in Fig. 9 a, can be also smooth axle, as shown in Fig. 9 b.If with the input shaft of external splines, this external splines can coordinate with the interior ring with internal spline.If smooth axle, can by the mode of interference fit with not with the interior ring of internal spline or directly coordinate with non-return device.
Refer to Figure 10 a-Figure 10 b, that one end that input shaft is connected with clutch extends preset length (104 and 105 position in figure) equally, but be different from Fig. 9 a, in this scheme, the interior ring of anti-slip slope device is still assemblied on middle newly-increased spline, and non-return device is arranged on case of transmission inside middle.The part of this prolongation can be provided with external splines, as shown in Figure 10 a, can be also smooth axle, as shown in Figure 10 b.If with the input shaft of external splines, this external splines can coordinate with the interior ring with internal spline.If smooth axle, can by the mode of interference fit with not with the interior ring of internal spline or directly coordinate with non-return device.
Figure 11 is the structural representation of existing jack shaft.As shown in Figure 12 a and Figure 12 b, the other end of jack shaft is extended to preset length (106 and 107 position in figure), form a new jack shaft.Part in this prolongation can be provided with external splines, can be also smooth axle.If with the jack shaft of external splines, this external splines can coordinate with the interior ring with internal spline, is arranged on case of transmission rear end outside.If smooth axle, can by the mode of interference fit with not with the interior ring of internal spline or directly coordinate with non-return device.
The jack shaft that the present embodiment provides can also be arranged on the one end being connected with clutch by anti-slip slope device, as shown in Figure 13 a and Figure 13 b, the interior ring that is anti-slip slope device is assemblied on the newly-increased spline of jack shaft front end, and it is outside that non-return device is arranged on case of transmission front end.Same, the one end being connected with clutch at jack shaft, increases certain length (108 and 109 position in figure), and the part of this prolongation can be provided with external splines, can be also smooth axle.If with the jack shaft of external splines, this external splines can coordinate with the interior ring with internal spline, is arranged on case of transmission front end outside.If smooth axle, can by the mode of interference fit with not with the interior ring of internal spline or directly coordinate with non-return device.
Refer to Figure 14 a and Figure 14 b, that one end that jack shaft is connected with clutch extends preset length (110 and 111 position in figure), in this scheme, the interior ring of anti-slip slope device is still assemblied on middle newly-increased spline, and non-return device is arranged on case of transmission inside middle.The part of this prolongation can be provided with external splines, can be also smooth axle.If with the jack shaft of external splines, this external splines can coordinate with the interior ring with internal spline, is arranged on case of transmission inside middle.If smooth axle, can by the mode of interference fit with not with the interior ring of internal spline or directly coordinate with non-return device.
Quantity to convex piece is optimized, and the quantity of convex piece can be any one numerical value in 8～15, in the present embodiment, and more preferably 12.Certainly, as long as can meet movable outer shroud 32 and the fixedly locking effect of outer shroud 31, the convex piece of other quantity also can be used, and is not limited to the number range of enumerating in the present invention.
In the present embodiment, the quantity of groove is the integral multiple of the quantity of convex piece, and when the quantity of groove equates with convex number of blocks, the angle of circumference between adjacent notches equates with the angle of circumference between adjacent convex piece, can just realize each corresponding engagement; When the quantity of groove is the twice of quantity of convex piece, angle of circumference between two grooves after the groove of one, interval equals the angle of circumference of adjacent two convex pieces, be that angle of circumference between adjacent two grooves is half of angle of circumference between adjacent convex piece, the engagement probability that has increased convex piece and groove is set like this, more easily realizes and putting into gear and to prevent from slipping slope action more smooth and easy.Certainly in the situation that the size of convex piece and groove allows, the quantity of groove can also be three times of convex number of blocks etc.
Anti-slip slope device 3 is optimized, in the present embodiment, non-return device 33 adopts Wedge type over running clutch or ball type free wheel device, as long as can realize the clutch of unidirectional interception, at anti-slip slope device 3, do after accommodation, all can use at this, these overrunning clutchs all have sale on market, and concrete working principle and structure thereof do not repeat them here.
Further, fixedly on outer shroud 31, be provided with for being arranged on the mounting hole 312 on speed changer body 5.By bolt or screw, connect.Certainly also by bonding or welding directly fixedly outer shroud 31 be fixed on speed changer body 5.
In the present embodiment, the quantity of mounting hole 312 is 1～5, more preferably 3 or 4.As long as can realize fixedly fixing of outer shroud 31.
The anti-slip slope device 3 of anti-slip slope of the present invention speed changer is preferably mounted in the outside of speed changer body 5, easy disassembly.Certainly, also can be arranged on the inside of speed changer body 5.The present invention does not limit the mounting point of anti-slip slope device 3, anti-slip slope device 3 is sleeved on transmission input shaft 4, and be fixed on the side body of close hydraulic moment variator 2 of speed changer body 5, can also be fixed on the side body away from hydraulic moment variator 2 of speed changer body 5.
The embodiment of the present invention also provides a kind of anti-slip slope system, is applied to AT and CVT car, comprises the motor 1, hydraulic moment variator 2 and the speed changer that are in transmission connection successively, and wherein speed changer is above all embodiments and the described anti-slip slope of technological scheme speed changer.Owing to having anti-slip slope speed changer, therefore, the anti-slip slope system of Motor Vehicle has possessed and has prevented from slipping the function on slope.
Certainly, anti-slip slope speed changer in the present invention can also be manual gear speed changer MT and auto-manual transmission AMT, be that anti-slip slope device can be arranged on manual gear speed changer, anti-slip slope system comprises motor 1, clutch and the anti-slip slope speed changer being in transmission connection successively.When stepping on clutch and put into gear, the interior ring 34 of anti-slip slope device 3 that is arranged on the outside of speed changer body 5 moves axially on transmission input shaft 4, drive non-return device 33 to move together with movable outer shroud 32, by the first engaging piece 321 of movable outer shroud 32 and fixedly the second engaging piece 311 engagements of outer shroud 31.After having put into gear, clutch unclamps, now, interior ring 34 returns on transmission input shaft 4 Shang Yanyuan roads, drive non-return device 33 to move axially together with movable outer shroud 32, by the first engaging piece 321 of movable outer shroud 32 and fixedly the second engaging piece 311 disengaging engagements of outer shroud 31, now, movable outer shroud 32 can oppositely not stop transmission input shaft 4.
To sum up, the invention discloses a kind of anti-slip slope speed changer, comprise speed changer body and the anti-slip slope device that is arranged on its outside.When vehicle is preposition forerunner, anti-slip slope device is arranged on the input shaft of speed changer; When vehicle is front-engine rear-drive, this device is arranged on input shaft or jack shaft.Anti-slip slope device comprises: axle, and this axle is input shaft or jack shaft; Interior ring, non-return device, movable outer shroud and fixedly outer shroud, when the large I of axle is directly and during the cooperation of the inner ring of non-return device, axle can substitute interior ring.It is worthy of note especially, at movable outer shroud be fixedly provided with necessary gap between the convex piece between outer shroud and groove, support vehicles are put into gear smoothly.Meeting under the normal prerequisite of using of vehicle, guarantee transmission shaft forward rotation, thoroughly solve vehicle and on ramp, started to walk to slip the problem on slope, not only eliminated coupling traditional mechanical type manual speed-changer (MT) vehicle ubiquitous this intrinsic defect at present, also fundamentally solved the starting of coupling automatic mechanical transmission (AMT) car ramp simultaneously and controlled the great difficult problem that this obstruction of difficulty AMT popularizes.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiments, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To these embodiments' multiple modification, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an anti-slip slope speed changer, comprises speed changer body (5), it is characterized in that, also comprises the anti-slip slope device (3) of the outside that is arranged on described speed changer body (5), and described anti-slip slope device (3) comprising:
Interior ring (34), the inner ring of described interior ring (34) be provided with for and transmission input shaft (4) coordinate the inner spline groove (341) of suit;
Non-return device (33), the inner ring of described non-return device (33) can be socketed with the outer ring of described interior ring (34);
Movable outer shroud (32), the inner ring of described movable outer shroud (32) coordinates suit with the outer ring of described non-return device (33), and outer ring is provided with the first engaging piece (321);
Fixing outer shroud (31), for being fixed on the outside of described speed changer body (5), the inner ring of described fixedly outer shroud (31) be provided with can with second engaging piece (311) of described the first engaging piece (321) engagement.
2. anti-slip slope according to claim 1 speed changer, it is characterized in that, described the first engaging piece (321) is for being distributed on the convex piece of described movable outer shroud (32) outer ring, and described the second engaging piece (311) is for to coordinate with described convex piece the groove clamping.
3. anti-slip slope according to claim 2 speed changer, is characterized in that, on the circumferencial direction of described fixedly outer shroud (31), between described groove and described convex piece, has adjusting play H.
4. anti-slip slope according to claim 1 speed changer, is characterized in that, when vehicle is preposition forerunner, described anti-slip slope device is arranged on the input shaft of described speed changer; When vehicle is front-engine rear-drive, described anti-slip slope device is arranged on jack shaft.
5. anti-slip slope according to claim 2 speed changer, is characterized in that, the quantity of described convex piece is 8～15.
6. anti-slip slope according to claim 5 speed changer, is characterized in that, also comprises the input shaft with external splines.
7. anti-slip slope according to claim 1 speed changer, is characterized in that, described non-return device (33) is Wedge type over running clutch or ball type free wheel device.
8. anti-slip slope according to claim 1 speed changer, is characterized in that, is provided with for being arranged on the mounting hole (102) on described speed changer body (5) on described fixedly outer shroud (31).
9. anti-slip slope according to claim 8 speed changer, is characterized in that, the quantity of described mounting hole (102) is 1～5.
10. an anti-slip slope system, comprises the motor (1), hydraulic moment variator (2) and the speed changer that are in transmission connection successively, it is characterized in that, described speed changer is the anti-slip slope speed changer as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410331015.6A CN104121353A (en) | 2014-07-11 | 2014-07-11 | Ramp slip prevention transmission and ramp slip prevention system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410331015.6A CN104121353A (en) | 2014-07-11 | 2014-07-11 | Ramp slip prevention transmission and ramp slip prevention system |
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| CN104121353A true CN104121353A (en) | 2014-10-29 |
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| CN201410331015.6A Pending CN104121353A (en) | 2014-07-11 | 2014-07-11 | Ramp slip prevention transmission and ramp slip prevention system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| WO2016004892A1 (en) * | 2014-07-11 | 2016-01-14 | 重庆力帆电喷软件有限公司 | Anti-downhill apparatus, anti-downhill system, and vehicle |
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