CN203453433U - Front-back driving integral gearbox for automobile - Google Patents
Front-back driving integral gearbox for automobile Download PDFInfo
- Publication number
- CN203453433U CN203453433U CN201320486531.7U CN201320486531U CN203453433U CN 203453433 U CN203453433 U CN 203453433U CN 201320486531 U CN201320486531 U CN 201320486531U CN 203453433 U CN203453433 U CN 203453433U
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- Prior art keywords
- gear
- main
- gear box
- transfer case
- input gear
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Abstract
The utility model discloses a front-back driving integral gearbox for an automobile. The front-back driving integral gearbox comprises a primary gearbox body (A) and a transfer case (B), and a primary gear-shifting driving lever is arranged on the primary gearbox body (A). The front-back driving integral gearbox is characterized in that the primary gearbox body (A) and the transfer case (B) are fastened into a whole through a connecting piece, a primary gearbox output shaft (1) in the primary gearbox body (A) extends into the transfer case (B) and sequentially penetrates through an input gear (6), a gear-shifting gear base (10) and a transition board (12), the gear-shifting gear seat (10) is provided with a gear-shifting gear sleeve (9), and the transmission board (12) is arranged at the rear output end position of the transfer case (B), wherein the input gear (6) is in rolling-fit connection with the output shaft of the primary gearbox body (A). The front-back driving integral gearbox is simple in structure, and a front-back driving integral gearbox assembly for the automobile is compact in structure, convenient to operate, low in fault rate and convenient to repair.
Description
Technical field
The utility model relates to a kind of vehicle gearbox system, and particularly a kind of automobile-used front and back drive integrated type gearbox.
Background technique
Before and after current known car sedan-chair formula, drive low-speed cars, middle or small, miniature back-front driving tractor power transmission mechanism used to be formed by main-gear box assembly, gearbox output adpting flange (oil stop formula vehicle install hand brake assembly before flange additional), transmission shaft, transfer case assembly, transfer case output flange, driving-shaft assembly, transmission assembly and transfer case assembly independently distribute, between need transmission shaft, flange to connect, increase car load manufacture cost, whole variable transmission mechanism layout seems at random, and transfer case assembly rate of fault is high.On vehicle gearbox system aspects, we have retrieved following open source literatures, but all corresponding existence some use narrow limitation.For example:
1, Chinese patent; application number: CN98800950.1; title: for the drive unit of continuously variable gear box; summary: this invention is used for controlling the drive unit of speed ratio of the continuously variable gear box of the vehicle that internal-combustion engine is housed; this drive unit comprises two sleeves; they are respectively equipped with leading screw and internal thread, and both are bonded with each other, and make to relatively rotate to become relative translation; Sleeve comprises circular groove, and they rotate relatively freely sleeve and do not do any translation while running through state in maximum is reciprocating when sleeve; The function of described drive unit is preferably undertaken by cranking internal combustion engine same motor used, and the gearbox volume that this drive unit uses is larger, does not meet present gearbox to the trend of miniaturization development.
2, Chinese patent, application number: CN200910114346.3, title: a kind of vapour without independent transfer case, summary: this invention provides before a kind of automobile and tractor without independent transfer case, rear-guard power output structure, comprise vehicle frame, motor, propons, front axle propeller shaft, back axle and rear axle propeller shaft, it is characterized in that: the clutch end at vehicle motor arranges the combined speed changer of exporting before and after a band, this combined speed changer clutch end forward connects with propons by front propeller shaft, clutch end backwards connects with back axle by rear propeller shaft, its power transmission direction forward or backwards is directly controlled by the operating handle of putting into gear.The relatively current structure of this power output structure has been saved a transmission shaft, transfer case, still, and this invention structural instability, needs a longer transmission shaft just can complete above-mentioned functions, increases the consumption of power.
For above-mentioned prior art defect, claimant applied for the utility model patent that a nomination is " automobile-used front and back driving integrated gearbox " in 2012, but the shortcoming such as this patent exists gear lubrication efficiency low, the more difficult installation of input gear.This just needs a kind of technology of renewal to address the above problem.
Summary of the invention
The purpose of this utility model is to provide a kind of automobile-used front and back and drives integrated type gearbox, before and after overcoming existing car sedan-chair formula, drive transmission vehicle transmission system will separately install separately transfer case assembly additional, need transmission shaft, flange to connect, increase car load manufacture cost, whole variable transmission mechanism layout seems at random, and transfer case assembly rate of fault is high.
Scheme of the present utility model is by such realization: a kind of automobile-used front and back drive integrated type gearbox, comprise main-gear box and transfer case, described main-gear box is provided with main gearshift driving lever, between described main-gear box and transfer case, by link, be tightened to one, main-gear box output shaft in described main-gear box extends in transfer casing, main-gear box output shaft extends to transfer gear box housing end face inner bore place and is provided with a transition plate, main-gear box output shaft is successively through input gear, gearshift toothholder and transition plate, gearshift toothholder is provided with gear shift tooth cover, wherein, input gear rolls and coordinates installation with main-gear box output shaft, in described transfer case, be also provided with gear shifting pulling head, input gear, intermediate drive gear and output gear, described input gear, intermediate drive gear and output gear are connected with a joggle successively, described gear shifting pulling head can drive gear shift tooth cover and the soldered tooth engagement of input gear to make output gear obtain power by controlling gear shift fork.Wherein, transition plate is for input gear thrust housing (2), input gear thrust pad (3), needle bearing bushing (8), needle bearing (7), input gear (6), gearshift toothholder (10), gear shift tooth cover (9) being installed by the large endoporus of transfer gear box shell output terminal, and the bearing that main-gear box output shaft (1) is above installed can rationally assemble with transfer gear box shell endoporus.
In the utility model, automobile-used front and back according to claim 1 drive integrated type gearbox, it is characterized in that: between described main-gear box and transfer gear box, be provided with connection spill port, on described main-gear box output shaft, be also provided with input gear thrust housing, input gear thrust pad, described input gear thrust housing, input gear thrust pad are arranged on input gear end face side and move axially for stopping input gear.
The above main-gear box jack shaft reverse gear shaft axle cylindrical is also provided with locking steel ball near main-gear box housing end.
The utility model solves the technological scheme that its technical problem adopts: between former main-gear box outbound course housing end face and output bearing cap, increase forerunner's transfer case assembly, on former main-gear box basis, by main-gear box shell output end face, main-gear box jack shaft, main-gear box reverse gear shaft is done some little change, at main-gear box output end face, reduce by two tapped holes, jack shaft and reverse gear axis hole at main-gear box output end face are respectively processed a semicircle, at rational position, increase spill port communicating with transfer case of work, be bolted transfer case and main-gear box are securely linked into an integrated entity, by main-gear box jack shaft, reverse gear shaft stretches out the position of former main-gear box output end face and removes, and processing a hole that locking steel ball is installed near removing on the axle cylindrical of end face, with locking steel ball, fixedly make it not rotate and move axially main-gear box jack shaft and reverse gear shaft, the axle shaft of main-gear box is extended long, make it pass through disjunctor transfer case housing, the macropore coordinating with transition plate by disjunctor transfer case on the main-gear box output shaft extending by input gear thrust housing, input gear thrust pad, input gear bearing sleeve, needle bearing, bearing spacer, input gear, gear shift toothholder, gear shift tooth cover, gear shift toothholder spacer is installed in disjunctor transfer casing, use tooth cover gear changing mode, make engine power extend the input gear on long output shaft by being arranged on main-gear box, intermediate drive gear, output shaft gear, output shaft and output shaft flange, by automobile-used front axle propeller shaft, transmit, can reasonably engine power be delivered to automobile-used propons, after transfer case, output end face increases by a transition plate, thereby the problem that when having solved well transfer case and main-gear box and being fastenedly connected, input gear cannot be installed, hole bit architecture on transition plate retains the structure of former main-gear box shell output end face, can solve well transmission assembly oil or the vapour transfer problem of structure of stopping, engine power is by extending long main-gear box output shaft by the bearing of installing in disjunctor transfer case transition plate, output shaft flange, driving-shaft assembly, automobile-used back axle flange is delivered to back axle, from face, realize the rear wheel drive power of vehicle.When main-gear box extends long output shaft rotation, the toothholder that drive is fixedly mounted on output shaft by spline fitted rotates, by the tooth cover gearshift mechanism on transfer case, (straight-bar is handled or flexible cord long-range control, handle range fork and make the soldered tooth engagement of tooth cover and input gear or separated) control make before and after output shaft obtain outputting power simultaneously, thereby reach can make vehicle realize before and after synchronously driven object.
The utlity model has following beneficial effect:
1. the utility model is simple in structure, can become integrated type speed box assembly compact structure, easy to operate, failure rate is low, easy to maintenance so that drive automobile-used front and back.
The beneficial effects of the utility model be that automobile-used front and back drive that Conjoined gear case assembly structure is compact, easy to operate, failure rate is low, easy to maintenance, reduce manufacture cost, alleviate vehicle total quality, simplify vehicle chassis structure.
3. the utility model has been simplified transfer case, has dwindled the volume of whole gearbox, has reduced fabricating cost.
Accompanying drawing explanation
Fig. 1 is the structural representation that the automobile-used front and back of the utility model drive integrated type gearbox inside;
Component title and sequence number in figure:
Main-gear box A, transfer case B;
Main-gear box output shaft 1, input gear thrust housing 2, input gear thrust pad 3, gear shifting pulling head 4, selector fork 5, input gear 6, needle bearing 7, needle bearing bushing 8, gearshift tooth cover 9, gearshift toothholder 10, gearshift toothholder spacer 11, transition plate 12, intermediate drive gear 13, needle bearing 14, jack shaft 15, output gear 16, output gear spacer 17, output shaft 18, output flange spacer 19, steel ball 20, reverse gear shaft 21, jack shaft 22 for locking shaft
Embodiment
Below in conjunction with embodiment, describe the automobile-used front and back of the utility model and drive integrated type gearbox.
As shown in Figure 1, the automobile-used front and back of the utility model drive integrated type gearbox, comprise main-gear box A and transfer case B, main-gear box A is provided with main gearshift driving lever, and B is tightened to one by link between main-gear box A and transfer case, link can be the conventional securing meanss such as bolt, between main-gear box A and transfer case, between B, is provided with and is communicated with spill port.Main-gear box output shaft 1 in main-gear box A extends in transfer case B body, on main-gear box output shaft 1, be connected with input gear thrust housing 2, input gear thrust pad 3, needle bearing bushing 8, needle bearing 7, input gear 6, gear shift toothholder 10, gear shift tooth cover 9, gear shift toothholder spacer 11 and transition plate 12, transition plate 12 is exported end position after being arranged on transfer case B, after transfer case B, output end face increases by a transition plate 12, thereby the problem that when having solved well transfer case B and main-gear box A and being fastenedly connected, input gear 6 cannot be installed, hole bit architecture on transition plate 12 retains the structure of former main-gear box A shell output end face, can solve well transmission assembly oil or the vapour transfer problem of structure of stopping.In transfer case B, be also provided with gear shifting pulling head 4, intermediate drive gear 13 and output gear 16, intermediate drive gear 13 and output gear 16, intermediate drive gear 13 is arranged on jack shaft 15 by needle bearing 14, output gear 16 is arranged on output shaft 18 by spline joint and output gear spacer 17, and output shaft 18 is fixing by output flange spacer 19.The cylindrical place of main-gear box jack shaft 22 and reverse gear shaft 21 is also provided with steel ball 20 for locking shaft, can be used for preventing the rotation of main-gear box jack shaft and reverse gear shaft and moving axially.
During operation, start vehicle motor, main-gear box output shaft 1 rotates, operator can carry out speed change by the main gearshift driving lever of controlling on main-gear box A, when two drive, because input gear 6 rolls and is connected with main-gear box output shaft 1, input gear 6 not with main-gear box output shaft 1 coaxial rotation; Need to carry out two drives while changing with 4 wheel driven, operation gear shifting pulling head 4, stir selector fork 5 make the to shift gears soldered tooth engagement of gearshift tooth on toothholder 10 cover 9 and input gear 6, input gear 6 drives intermediate drive gear 13 and output gear 16 to rotate, the final output shaft 18 that drives rotates, and vehicle drives and becomes 4 wheel driven while changing by two.
Claims (3)
1. automobile-used front and back drive integrated type gearbox, comprise main-gear box (A) and transfer case (B), described main-gear box (A) is provided with main gearshift driving lever, it is characterized in that: between described main-gear box (A) and transfer case (B), by link, be tightened to one, main-gear box output shaft (1) in described main-gear box (A) extends in transfer casing (B), main-gear box output shaft (1) extends to transfer gear box (B) housing end face inner bore place and is provided with a transition plate (12), main-gear box (A) output shaft is successively through input gear (6), gearshift toothholder (10) and transition plate (12), gearshift toothholder (10) is provided with gear shift tooth cover (9), wherein, input gear (6) rolls and coordinates installation with main-gear box (A) output shaft, in described transfer case (B), be also provided with gear shifting pulling head (4), input gear (6), intermediate drive gear (13) and output gear (16), described input gear (6), intermediate drive gear (13) and output gear (16) are connected with a joggle successively, described gear shifting pulling head (4) can drive gear shift tooth cover (9) and the soldered tooth engagement of input gear (6) to make output gear (6) obtain power by controlling gear shift fork (5).
2. automobile-used front and back according to claim 1 drive integrated type gearbox, it is characterized in that: between described main-gear box (A) and transfer gear box (B), be provided with connection spill port, on described main-gear box output shaft (1), be also provided with input gear thrust housing (2), input gear thrust pad (3), described input gear thrust housing (2), input gear thrust pad (3) are arranged on input gear end face side and move axially for stopping input gear (6).
3. automobile-used front and back according to claim 1 drive integrated type gearbox, it is characterized in that: described main-gear box jack shaft (22) reverse gear shaft (21) axle cylindrical is also provided with steel ball for locking shaft (20) near main-gear box housing end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320486531.7U CN203453433U (en) | 2013-08-09 | 2013-08-09 | Front-back driving integral gearbox for automobile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320486531.7U CN203453433U (en) | 2013-08-09 | 2013-08-09 | Front-back driving integral gearbox for automobile |
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CN203453433U true CN203453433U (en) | 2014-02-26 |
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CN201320486531.7U Expired - Fee Related CN203453433U (en) | 2013-08-09 | 2013-08-09 | Front-back driving integral gearbox for automobile |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108223703A (en) * | 2016-12-09 | 2018-06-29 | 辽宁丹东新弘源农业科技发展有限公司企业技术研究开发中心 | Vapour drags all-in-one machine combined type speed change transfer case |
CN113199939A (en) * | 2021-05-25 | 2021-08-03 | 重庆动霸科技有限公司 | Time-sharing four-wheel drive transmission assembly of four-wheel motorcycle |
-
2013
- 2013-08-09 CN CN201320486531.7U patent/CN203453433U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108223703A (en) * | 2016-12-09 | 2018-06-29 | 辽宁丹东新弘源农业科技发展有限公司企业技术研究开发中心 | Vapour drags all-in-one machine combined type speed change transfer case |
CN108223703B (en) * | 2016-12-09 | 2023-09-12 | 周明和 | Combined type speed change transfer case for steam-driven integrated machine |
CN113199939A (en) * | 2021-05-25 | 2021-08-03 | 重庆动霸科技有限公司 | Time-sharing four-wheel drive transmission assembly of four-wheel motorcycle |
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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 |
Granted publication date: 20140226 Termination date: 20160809 |
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CF01 | Termination of patent right due to non-payment of annual fee |