CN205446636U - Automotive speed reducer - Google Patents
Automotive speed reducer Download PDFInfo
- Publication number
- CN205446636U CN205446636U CN201520824460.6U CN201520824460U CN205446636U CN 205446636 U CN205446636 U CN 205446636U CN 201520824460 U CN201520824460 U CN 201520824460U CN 205446636 U CN205446636 U CN 205446636U
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- CN
- China
- Prior art keywords
- gear
- shaft
- jackshaft
- input shaft
- output shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides an automotive speed reducer, including casing, connecting plate, hou gai, casing and connecting plate, back lid pass through the bolt fastening, the input shaft passes through the input shaft bearing to be fixed on the casing, and input shaft right -hand member lock has the stifle, is close to casing department on the input shaft and is equipped with input shaft gear, and input shaft gear meshes at the epaxial jackshaft driven gear in centre with the suit, lies in on the jackshaft to be equipped with the jackshaft gear between right -hand member intermediate shaft bearing and the jackshaft driven gear, jackshaft gear and output shaft gear engagement have the output shaft spline on the output shaft, the output shaft spline is connected with the ring flange internal spline, and the ring flange is connected and output torque with the transmission shaft. The utility model discloses its compact structure, small light in weight and higher reliability can satisfy the requirement of high rotational speed low noise, promoted greatly match driving nature, dynamic property and the economic nature of whole car.
Description
Technical field
This utility model relates to car deceleration device technical field, is specially a kind of car deceleration device.
Background technology
Automobile has become as the vehicles indispensable in people's daily life and industrial and agricultural production, in " 12 " planning, automobile industry technology also becomes the field that the Department of Science and Technology gives special assistance to, i.e. strided forward to automobile power by automobile superpower, have the practical capability of independent innovation, the international breakthrough of kernel component, it is achieved real industrial upgrading.Therefore, how to be innovated by science and technology realize that this target just becomes in current and future automobile industry development must the core topic that solves of emphasis.
Car deceleration device passes through gear drive, and the power of motor is passed to Running System with suitable moment of torsion and rotating speed, to adapt to automobile under different road conditions to traction and the requirement of travel speed.The decelerator height rotating speed low noise aspect that existing automobile uses all there be difficulties involved when, owing to layout is unreasonable, gear modification, processing technique ensures that ability is inadequate, and axle system poor rigidity thus affect the transmission accuracy of gear engagement；The driving of automobile, dynamic property and economic index is made all to be difficult to improve so that it is to be difficult to the requirement meeting electric powered motor coupling to driveline retarder.
Summary of the invention
This utility model is solved the technical problem that to be to provide a kind of car deceleration device, to solve the problem in above-mentioned background technology.
This utility model is solved the technical problem that and is realized by the following technical solutions: a kind of car deceleration device, is bolted including housing, connecting plate, bonnet, described housing and connecting plate, bonnet；Power shaft is fixed on housing by bearing of input shaft, power shaft right-hand member fastens boring cover, at housing, it is provided with input shaft gear on power shaft, input shaft gear engages with the jackshaft driven gear being sleeved on jackshaft, and jackshaft is provided with countershaft-gear between right-hand member midship shaft bearing and jackshaft driven gear；Countershaft-gear engages with output shaft gear, output shaft has output shaft spline, output shaft spline are connected with ring flange internal spline, and ring flange is connected with power transmission shaft and exports moment of torsion.
It is provided with two-way oil return line oil sealing in the gap that described power shaft and housing are formed.
Described power shaft is internal to be connected with the external splines of motor output shaft by power shaft spline.
Described jackshaft two ends are fixed on housing and connecting plate by midship shaft bearing respectively.
Compared with disclosed technology, there is advantages below in this utility model: its compact conformation of this utility model, small in volume and higher reliability, can meet the requirement of high rotating speed low noise, be greatly improved the driving of mated car load, dynamic property and economy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, housing；2, input shaft gear；3, two-way oil return line oil sealing；4, power shaft；5, power shaft spline；6, boring cover；7, bearing of input shaft；8, jackshaft；9, midship shaft bearing；10, middle by tooth；11, bolt 12, countershaft-gear；13, connecting plate；14, bonnet；15, output shaft；16, output shaft spline；17, ring flange；18, output shaft gear.
Detailed description of the invention
It is easy to understand with effect to make technological means of the present utility model, creation characteristic, workflow, using method reach purpose, below in conjunction with this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
As it is shown in figure 1, a kind of car deceleration device, fixed by bolt 11 including housing 1, connecting plate 13, bonnet 14, described housing 1 and connecting plate 13, bonnet 14；Power shaft 4 is fixed on housing 1 by bearing of input shaft 7, power shaft 4 right-hand member fastens boring cover 6, at housing 1, it is provided with input shaft gear 2 on power shaft 4, input shaft gear 2 engages with the jackshaft driven gear 10 being sleeved on jackshaft 8, and jackshaft 8 is provided with between right-hand member midship shaft bearing 9 and jackshaft driven gear 10 countershaft-gear 12；Countershaft-gear 12 engages with output shaft gear 18, output shaft 15 has output shaft spline 16, output shaft spline 16 are connected with ring flange internal spline, and ring flange and 17 power transmission shafts connect and export moment of torsion.
It is provided with two-way oil return line oil sealing 3 in the gap that described power shaft 4 and housing 1 are formed.
Described power shaft 4 is internal to be connected with the external splines of motor output shaft by power shaft spline 5.
Described jackshaft 8 two ends are fixed on housing 1 and connecting plate 13 by midship shaft bearing 9 respectively.
Operation principle of the present utility model is: driving means band driven input shaft spline 5, power shaft spline 5 drives jackshaft driven gear 10 by input shaft gear 2, jackshaft driven gear 10 drives countershaft-gear 12 by jackshaft 8, and then countershaft-gear 12 drives drive shaft by output shaft 15 through ring flange 17.
This utility model compact conformation；Maximum input torque 215N.m, can meet motor speed and be up to the vehicle coupling of 7000rpm；Two-way oil return line stem seal design, meets high speed rotating sealing property；Assembly cleannes are limited to 80mg, and assembly quiet torsion intensity reserve coefficient is not less than 2.5, and the average transmission efficiency of assembly is not less than 95%.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described.Skilled person will appreciate that of the industry; this utility model is not restricted to the described embodiments; described in above-described embodiment and description, principle of the present utility model is simply described; on the premise of without departing from this utility model spirit and scope; this utility model also has various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.Claimed scope of the present utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. a car deceleration device, including housing, connecting plate, bonnet, it is characterised in that: described housing and connecting plate, bonnet are bolted；Power shaft is fixed on housing by bearing of input shaft, power shaft right-hand member fastens boring cover, at housing, it is provided with input shaft gear on power shaft, input shaft gear engages with the jackshaft driven gear being sleeved on jackshaft, and jackshaft is provided with countershaft-gear between right-hand member midship shaft bearing and jackshaft driven gear；Countershaft-gear engages with output shaft gear, output shaft has output shaft spline, output shaft spline are connected with ring flange internal spline, and ring flange is connected with power transmission shaft and exports moment of torsion.
A kind of car deceleration device the most according to claim 1, it is characterised in that: it is provided with two-way oil return line oil sealing in the gap that described power shaft and housing are formed.
A kind of car deceleration device the most according to claim 1, it is characterised in that: described power shaft is internal to be connected with the external splines of motor output shaft by power shaft spline.
A kind of car deceleration device the most according to claim 1, it is characterised in that: described jackshaft two ends are fixed on housing and connecting plate by midship shaft bearing respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520824460.6U CN205446636U (en) | 2015-10-21 | 2015-10-21 | Automotive speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520824460.6U CN205446636U (en) | 2015-10-21 | 2015-10-21 | Automotive speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205446636U true CN205446636U (en) | 2016-08-10 |
Family
ID=57179604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520824460.6U Expired - Fee Related CN205446636U (en) | 2015-10-21 | 2015-10-21 | Automotive speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205446636U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240500A (en) * | 2015-10-21 | 2016-01-13 | 安徽星瑞齿轮传动有限公司 | Automobile speed reducer |
| CN108944394A (en) * | 2018-09-14 | 2018-12-07 | 株洲欧格瑞传动股份有限公司 | Electric car and its integrated dynamic assembly |
-
2015
- 2015-10-21 CN CN201520824460.6U patent/CN205446636U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240500A (en) * | 2015-10-21 | 2016-01-13 | 安徽星瑞齿轮传动有限公司 | Automobile speed reducer |
| CN108944394A (en) * | 2018-09-14 | 2018-12-07 | 株洲欧格瑞传动股份有限公司 | Electric car and its integrated dynamic assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20191021 |