CN201120845Y - Inertia sliding apparatus for saving fuel of automobile - Google Patents
Inertia sliding apparatus for saving fuel of automobile Download PDFInfo
- Publication number
- CN201120845Y CN201120845Y CNU2007200885918U CN200720088591U CN201120845Y CN 201120845 Y CN201120845 Y CN 201120845Y CN U2007200885918 U CNU2007200885918 U CN U2007200885918U CN 200720088591 U CN200720088591 U CN 200720088591U CN 201120845 Y CN201120845 Y CN 201120845Y
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- Prior art keywords
- big drum
- main shaft
- gear
- arc
- big
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Abstract
The utility model relates to a vehicle oil-saving inertia sliding device, which comprises a box body, a main shaft, a big tub wheel and a connecting shaft clutch. The big tub wheel is connected with a driving shaft of the vehicle, and the main shaft and the big tub wheel are connected through an overrunning clutch which comprises a spider and a roller, roller limit grooves are arranged on the spider surface along the circumference direction, the spider is fixedly connected to the main shaft and the roller is positioned in the limit groove between the inner surface of the big tub wheel and the outer surface of the spider, the main shaft is connected to the gear box output shaft of the vehicle. The vehicle oil-saving inertia sliding device is characterized in that at least two overrunning clutches are installed side by side between the main shaft and the big tub wheel along the main shaft direction, and any two roller limit grooves of the overrunning clutch spider are not arranged at the identical position of the circumference. The vehicle oil-saving inertia sliding device has the advantages that the structure is simple and compact, the volume is small so that the device can be directly installed on the real axle of the vehicle, the installation is convenient; the vehicle oil-saving inertia sliding device is provided with a remarkable effect of oil saving and a diction shows that the oil-saving rate can reach to about ten percent. In particular to the special overrunning clutch adopted by the vehicle oil-saving inertia sliding device of the utility model, thus the operation of the utility model is stable.
Description
Technical field
The utility model relates to automobile fuel-saving device, relates in particular to a kind of automobile fuel-economizing inertia gliding apparatus.
Background technology
After the throttle of orthodox car unclamped, driving engine still dragged the wheel operation, causes the consumption of fuel oil.For addressing this problem, the applicant had once applied for to Patent Office of the People's Republic of China that a kind of name was called " a kind of automobile high efficiency, oil saving wheel sliding device " on January 16th, 2004, the patent No. is 200420002752.3 utility model patent, and the name be called " slip-skid prevention overriding clutch ", the patent No. is 200520095462.2 utility model patent.Though above-mentioned patent has solved the problem of unclamping automobile oil consumption behind the throttle, because the angle, overriding clutch room of adopting is excessive, produces when causing work and impact, to shake when making running car, steady phenomenon has influenced in-use performance.
The utility model content
The purpose of this utility model is in order to solve the deficiency that the above-mentioned background technology exists, to propose a kind of automobile fuel-economizing inertia gliding apparatus that the throttle rear drive sprocket is in sliding state that unclamps, making it can effectively reduce jitter phenomenon, smooth working.
For achieving the above object, the utility model adopts following technical scheme: automobile fuel-economizing inertia gliding apparatus, comprise casing, main shaft, big drum, and can be with main shaft and big drum bonded assembly connecting shaft power-transfer clutch, described big drum links to each other with propeller-shaft, link to each other by overriding clutch between described main shaft and the big drum, described overriding clutch comprises star-wheel and roller, the roller position-limited trough along the circumferential direction evenly is set on the star-wheel surface, described star-wheel and main shaft are connected, in the roller position-limited trough of roller between big drum inside face and star-wheel outside face, described main shaft links to each other with the automobile gearbox output shaft, it is characterized in that between described main shaft and big drum, axially being installed with two overriding clutchs side by side along main shaft at least, the roller position-limited trough of any two overriding clutch star-wheels is not at same circumferential location, described big drum inside face along the circumferential direction evenly is provided with and the cooresponding arc groove of roller, and the arc groove on the corresponding big drum inside face of any two overriding clutchs is not at same circumferential location.
In above-mentioned overriding clutch, the described degree of depth that is arranged on big drum inside face arc groove is preferably 0.5-1mm.
Between above-mentioned main shaft and big drum, axially be installed with the overstep clovoroom power-transfer clutch side by side along main shaft, the roller position-limited trough of adjacent two overriding clutch star-wheels along the circumferential direction position differs 5-15 °, and the arc groove on the corresponding big drum inside face of adjacent two overriding clutchs along the circumferential direction differs 5-15 ° in the position.
In above-mentioned overriding clutch, the described best 0.5mm of being of the degree of depth that is arranged on big drum inside face arc groove, between described main shaft and big drum, axially be installed with the overstep clovoroom power-transfer clutch side by side along main shaft, the roller position-limited trough of adjacent two overriding clutch star-wheels along the circumferential direction position differs 10 °, and the arc groove on the corresponding big drum inside face of adjacent two overriding clutchs along the circumferential direction differs 10 ° in the position.
In such scheme, described main shaft is comprised driving gear, transition gear and the engaging gear that links to each other with main shaft with big drum bonded assembly connecting shaft power-transfer clutch, described transition gear is enclosed within on the big drum, link to each other with big drum, and be positioned at the coaxial position side by side of driving gear, described engaging gear and pilot hole, pilot hole cooperates with the guide rail that links to each other with casing.
In such scheme, the described and big cooresponding transition gear endoporus of drum is a profile hole, and this profile hole comprises four sections arc surfaces of symmetric arrangement in twos, and the arc surface of two groups of symmetric arrangement differs 90 ° at circumferencial direction, is linked to each other by the inclined-plane between adjacent two arc surfaces; Described and the cooresponding big drum outer surface of transition gear comprises four sections arc surfaces of symmetric arrangement in twos, and the arc surface of two groups of symmetric arrangement differs 90 ° at circumferencial direction, is linked to each other by the inclined-plane between adjacent two arc surfaces; The arc surface of above-mentioned big drum matches with the arc surface of transition gear endoporus respectively, the arc length of the arc surface of a pair of transition gear endoporus that matches is greater than the arc length of big drum arc surface, so that the inclined-plane in the transition gear endoporus can match with the inclined-plane in the big drum outer surface.
Be provided with the guide gear that matches with engaging gear in the above-mentioned transition gear outside, this guide gear links to each other with big drum by bearing.
When the present invention is used for rear wheel drive vehicle, main shaft is linked to each other with the automobile gearbox output shaft, casing links to each other with back axle, and big drum links to each other with automobile axle angle tooth.
When the normal double ring ahead of automobile, the connecting shaft throw-out-of clutch, both the engaging gear in the connecting shaft power-transfer clutch was positioned on the guide gear, not with driving gear and transition gear engagement.At this moment, the power of automobile gearbox output shaft output passes to back axle through main shaft, overriding clutch and big drum, drives automobile and advances.
When automobile unclamps throttle and is in the slidable travel state, the connecting shaft throw-out-of clutch, both the engaging gear in the connecting shaft power-transfer clutch was positioned on the guide gear, with driving gear and transition gear engagement.At this moment and since wheel slide rotating speed (big drum wheel speed) greater than automobile gearbox output shaft (main shaft) rotating speed, overriding clutch is in released state, makes driving engine be in idling operation, automobile is in temporary transient coast state, thereby reduces oil consumption.In this case, automobile changes automobile and is in temporary transient coast state, thereby reduces oil consumption.In this case, car gear shifting is without stepping on clutch.
When back of automobile, the connecting shaft power-transfer clutch closes up, and both the engaging gear in the connecting shaft power-transfer clutch slided left along guide rail and guide gear under the promotion of shift fork, with transition gear and driving gear engagement, main shaft is directly linked to each other with big drum.At this moment, the automobile gearbox output shaft is by connecting shaft power-transfer clutch direct drive back axle.
When under the automobile during abrupt slope, the connecting shaft power-transfer clutch closes up, and both the engaging gear in the connecting shaft power-transfer clutch slided left along guide rail and guide gear under the promotion of shift fork, with driving gear and transition gear engagement, main shaft was directly linked to each other with big drum.At this moment, the automobile gearbox output shaft is by connecting shaft power-transfer clutch direct drive back axle.
The utility model is simple in structure, compact, and volume is little, but direct mount is convenient to install on automobile axle.The utility model oil-saving effect is remarkable, and fuel saving ratio can reach about 10% after testing.Owing to remain static during connection disengaging of clutch of the present utility model, the oil pressure in the casing that makes reduces, and has improved the sealing property of casing.The function of the utility model energy instead of part autoclutch, gear shift has been simplified the operation of chaufeur without stepping on clutch.Especially the utility model adopts special overriding clutch, makes and the utility model stable working can effectively reduce jitter phenomenon.The utility model be applicable to various in, lilliput car uses.
Description of drawings
Fig. 1 is the utility model integral structure figure.
Fig. 2 is big drum assembly constructional drawing.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is an I-I place overriding clutch cross sectional representation among Fig. 2.
Fig. 5 is the big drum cross sectional representation in I-I place among Fig. 2.
Fig. 6 is an II-II place overriding clutch cross sectional representation among Fig. 2.
Fig. 7 is the big drum cross sectional representation in II-II place among Fig. 2.
The specific embodiment
With reference to Fig. 1, the utility model comprises casing 2, main shaft 1, big drum 6 and connecting shaft power-transfer clutch, the tail end of described big drum 6 links to each other by spline with the angle tooth of automobile axle, and it is fastening with the angle tooth nut 17 that is positioned at big drum 6 tail ends, the tail end of big drum 6 links to each other with guide rail 11 in the casing 2 through bearing 9, and the tail end of casing 6 passes through casing enclosing cover 12 and is connected with rear axle housing body.The front end of described main shaft 1 is installed on the casing 2 by bearing 3, and tail end is installed in by bearing 8 in the endoporus of big drum 6, and main shaft 1 links to each other with the automobile gearbox output shaft.Link to each other by the overstep clovoroom power-transfer clutch A, B, the C that are arranged side by side between main shaft 1 and the big drum 6, described overstep clovoroom power-transfer clutch comprises star- wheel 15A, 15B, 15C and roller 14A, 14B, 14C, on each star-wheel surface the roller position-limited trough is set evenly along the circumferential direction, described each star-wheel is connected through spline and main shaft 1, in the roller position-limited trough of roller between big drum 6 inside faces and star-wheel outside face, described big drum inside face along the circumferential direction evenly is provided with and the cooresponding arc groove 19 of roller.The roller position-limited trough of any two overriding clutch star-wheels is not at same circumferential location, and the arc groove 20 on the corresponding big drum inside face of any two overriding clutchs is not at same circumferential location.
Grope through test, the roller position-limited trough of adjacent two overriding clutch star-wheels along the circumferential direction position differs 5-15 °, arc groove on the corresponding big drum inside face of adjacent two overriding clutchs along the circumferential direction differs 5-15 ° in the position, and the degree of depth that is arranged on big drum inside face arc groove 19 is that the effect of 0.5-1mm is feasible.
Above-mentioned optimal parameter such as Fig. 3 are to shown in Figure 7, and Fig. 3 represents the reference position of roller position-limited trough and the big drum inside face arc groove 20 of star-wheel 15A among the overriding clutch A, all is 0 ° at circumferencial direction.
Fig. 4, Fig. 5 represent the position of roller position-limited trough and the big drum inside face arc groove 19 of star-wheel 15B among the overriding clutch B, the roller position-limited trough of star-wheel 15B is with respect to 10 ° of the reference position deflections along clockwise direction of Fig. 3, and big drum inside face arc groove 20 is with respect to 5 ° of the deflections in the counterclockwise direction of the reference position of Fig. 3.
Fig. 6, Fig. 7 represent the position of roller position-limited trough and the big drum inside face arc groove 19 of star-wheel 15C among the overriding clutch C, the roller position-limited trough of star-wheel 15C is with respect to 20 ° of the reference position deflections along clockwise direction of Fig. 3, and big drum inside face arc groove 20 is with respect to 15 ° of the deflections in the counterclockwise direction of the reference position of Fig. 3.
Described connecting shaft power-transfer clutch comprises driving gear 4, transition gear 5 and the engaging gear 10 that links to each other with main shaft, described transition gear 5 is enclosed within on the big drum 6, link to each other with big drum, and be positioned at driving gear 4 coaxial positions side by side, the inner gear of described engaging gear 10 for matching with driving gear 4 and transition gear 5, be provided with fork slot and pilot hole on engaging gear 10, pilot hole cooperates with the guide rail 11 that links to each other with casing.Insert shift fork 19 in the fork slot, shift fork 19 is fixed on the shifting fork bar 18, and shifting fork bar 18 can move vertically, and retracing spring 16 is housed on shifting fork bar 18, and shifting fork bar 18 is driven by cylinder 13.
Be provided with the guide gear 7 that matches with engaging gear 10 in described transition gear 5 outsides, this guide gear 7 links to each other with big drum 6 by bearing.
With reference to Fig. 3, described and big drum 6 cooresponding transition gear 5 endoporus are profile hole, and this profile hole comprises four sections arc surfaces of symmetric arrangement in twos, and the arc surface of two groups of symmetric arrangement differs 90 ° at circumferencial direction, is linked to each other by the inclined-plane between adjacent two arc surfaces; Described and the cooresponding big drum outer surface of transition gear comprises four sections arc surfaces of symmetric arrangement in twos, and the arc surface of two groups of symmetric arrangement differs 90 ° at circumferencial direction, is linked to each other by the inclined-plane between adjacent two arc surfaces; The arc surface of above-mentioned big drum matches with the arc surface of transition gear endoporus respectively, the arc length of the arc surface of a pair of transition gear endoporus that matches is greater than the arc length of big drum arc surface, so that the inclined-plane in the transition gear endoporus can match with the inclined-plane in the big drum outer surface.
Claims (7)
1, automobile fuel-economizing inertia gliding apparatus, comprise casing, main shaft, big drum, and can be with main shaft and big drum bonded assembly connecting shaft power-transfer clutch, described big drum links to each other with automobile axle angle tooth, link to each other by overriding clutch between described main shaft and the big drum, described overriding clutch comprises star-wheel and roller, the roller position-limited trough along the circumferential direction evenly is set on the star-wheel surface, described star-wheel and main shaft are connected, in the roller position-limited trough of roller between big drum inside face and star-wheel outside face, described main shaft links to each other with the automobile gearbox output shaft, it is characterized in that between described main shaft and big drum, axially being installed with two overriding clutchs side by side along main shaft at least, the roller position-limited trough of any two overriding clutch star-wheels is not at same circumferential location, described big drum inside face along the circumferential direction evenly is provided with and the cooresponding arc groove of roller, and the arc groove on the corresponding big drum inside face of any two overriding clutchs is not at same circumferential location.
2, automobile fuel-economizing inertia gliding apparatus according to claim 1 is characterized in that in overriding clutch, and the described degree of depth that is arranged on big drum inside face arc groove is 0.5-1mm.
3, automobile fuel-economizing inertia gliding apparatus according to claim 1, it is characterized in that between described main shaft and big drum, axially being installed with the overstep clovoroom power-transfer clutch side by side along main shaft, the roller position-limited trough of adjacent two overriding clutch star-wheels along the circumferential direction position differs 5-15 °, and the arc groove on the corresponding big drum inside face of adjacent two overriding clutchs along the circumferential direction differs 5-15 ° in the position.
4, automobile fuel-economizing inertia gliding apparatus according to claim 1, it is characterized in that in overriding clutch, the described degree of depth that is arranged on big drum inside face arc groove is 0.5mm, between described main shaft and big drum, axially be installed with the overstep clovoroom power-transfer clutch side by side along main shaft, the roller position-limited trough of adjacent two overriding clutch star-wheels along the circumferential direction position differs 10 °, and the arc groove on the corresponding big drum inside face of adjacent two overriding clutchs along the circumferential direction differs 10 ° in the position.
5, according to the described automobile fuel-economizing inertia gliding apparatus of arbitrary claim in the claim 1 to 4, it is characterized in that describedly main shaft to be comprised driving gear, transition gear and the engaging gear that links to each other with main shaft with big drum bonded assembly connecting shaft power-transfer clutch, described transition gear is enclosed within on the big drum, link to each other with big drum, and be positioned at the coaxial position side by side of driving gear, the inner gear of described engaging gear for matching with driving gear and transition gear, be provided with fork slot and pilot hole on engaging gear, pilot hole cooperates with the guide rail that links to each other with casing.
6, automobile fuel-economizing inertia gliding apparatus according to claim 5, it is characterized in that the described and big cooresponding transition gear endoporus of drum is a profile hole, this profile hole comprises four sections arc surfaces of symmetric arrangement in twos, the arc surface of two groups of symmetric arrangement differs 90 ° at circumferencial direction, is linked to each other by the inclined-plane between adjacent two arc surfaces; Described and the cooresponding big drum outer surface of transition gear comprises four sections arc surfaces of symmetric arrangement in twos, and the arc surface of two groups of symmetric arrangement differs 90 ° at circumferencial direction, is linked to each other by the inclined-plane between adjacent two arc surfaces; The arc surface of above-mentioned big drum matches with the arc surface of transition gear endoporus respectively, the arc length of the arc surface of a pair of transition gear endoporus that matches is greater than the arc length of big drum arc surface, so that the inclined-plane in the transition gear endoporus can match with the inclined-plane in the big drum outer surface.
7, automobile fuel-economizing inertia gliding apparatus according to claim 5 is characterized in that being provided with the guide gear that matches with engaging gear in the described transition gear outside, and this guide gear links to each other with big drum by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200885918U CN201120845Y (en) | 2007-11-29 | 2007-11-29 | Inertia sliding apparatus for saving fuel of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200885918U CN201120845Y (en) | 2007-11-29 | 2007-11-29 | Inertia sliding apparatus for saving fuel of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201120845Y true CN201120845Y (en) | 2008-09-24 |
Family
ID=40008067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200885918U Expired - Fee Related CN201120845Y (en) | 2007-11-29 | 2007-11-29 | Inertia sliding apparatus for saving fuel of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201120845Y (en) |
-
2007
- 2007-11-29 CN CNU2007200885918U patent/CN201120845Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080924 Termination date: 20101129 |