CN201338537Y - Main decelerator assembly with electrically-controlled coupler for part-time SRV model - Google Patents
Main decelerator assembly with electrically-controlled coupler for part-time SRV model Download PDFInfo
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- CN201338537Y CN201338537Y CNU2009201426909U CN200920142690U CN201338537Y CN 201338537 Y CN201338537 Y CN 201338537Y CN U2009201426909 U CNU2009201426909 U CN U2009201426909U CN 200920142690 U CN200920142690 U CN 200920142690U CN 201338537 Y CN201338537 Y CN 201338537Y
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- assembly
- spline
- automatically controlled
- main
- beam barrel
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Abstract
Disclosed is a main decelerator assembly with an electrically-controlled coupler for a part-time SRV model which is characterized in that an outer periphery of a shell (3) of a main decelerator assembly is provided with an outer shell (2), an upper end of the outer shell (2) is connected with the electrically-controlled coupler (1), an inner end splined hole (114) of the electrically-controlled coupler (1) is connected with a main shaft (4) in the main decelerator assembly, and the outer end is provided with a main gear flange (102) and is connected with a transmission shaft. The main shaft (4) is engaged with a differential gear (7) in a differential assembly (6) through a main gear (5). The utility model has the advantages of four-drive function realization for drivers based on requirements, more correct judgment in a manual option drive form, waste reduction and oil consumption reduction.
Description
Technical field:
The utility model relates to the main gearbox assembly in the auto parts and components, 4 wheel driven main gearbox assembly when particularly holding concurrently.
Background technology:
Traditional SRV vehicle all adopts AWD to obtain the strong crossing ability of automobile.AWD refers to vehicle keeps four wheel drive always in whole driving process form, engine output torque with fixing proportional distribution to front and back wheel, this drive pattern can have cross-country preferably and handling at any time, but can not make the adjustment of torque distribution according to the road surface situation, and oil consumption is higher.In addition, also having a kind of situation is real-time 4 wheel driven, and in real time 4 wheel driven then is to drive switching with 4 wheel driven by computer chip control two, on normal road surface, vehicle travels with two-wheel drive mode, and when running into cross-country road or tyre skidding, computer will be surveyed and automatically other two-wheeled be arrived in power distribution.For real-time 4 wheel driven pattern, the quality of control program can have influence on the intellectuality that drive form switches, and is to travel under good road conditions condition at the most applications automobile, does not need the frequent moment of torsion that exports front and back wheel to of adjusting.
The utility model content:
4 wheel driven main gearbox assembly when the purpose of this utility model just provides a kind of manual control double, by chaufeur according to road conditions with manual control to switch drive form, provide a kind of additional drive pattern to SRV and the existing 4 wheel driven pattern of cross-country car.
To achieve these goals, the utility model provides following technical scheme:
A kind of main gearbox assembly of being furnished with automatically controlled coupler of 4 wheel driven SRV vehicle when being used for holding concurrently, it comprises main subtract assembly and the diff that links to each other, it is characterized in that: the main periphery that subtracts the housing of assembly is provided with a body skin, connect an automatically controlled coupler on the body skin, the inner of automatically controlled coupler links to each other with the main main shaft that subtracts in the assembly, the outer end links to each other with transmission shaft.
Described automatically controlled coupler comprises:
A, automatically controlled coupler housing, it is connected with body skin;
B, S. A. assembly, it is shaped as, and an end is provided with spindle nose, the other end is provided with the beam barrel that has inner chamber, and the shoulder of beam barrel is provided with circular groove one, and the spindle nose part of S. A. assembly is connected with automatically controlled coupler housing, be associated with flange of cardinal tooth on the spindle nose, they are positioned at automatically controlled coupler housing outer end; Beam barrel is arranged in automatically controlled coupler housing inner chamber;
C, an annular magnet coil that is connected on the automatically controlled coupler housing, annular magnet coil is arranged in the circular groove and is free-running fit;
D, a center shaft, it is arranged in the beam barrel of S. A. assembly, and center shaft one end is provided with one section splined hole, and it is connected cooperation with the main spindle nose spline that subtracts the main shaft in the assembly;
E, center shaft top are provided with inclined-plane push-plate and the clutch driving disc that has spline successively, are respectively equipped with cooresponding annular half slot on the inclined-plane push-plate face relative with clutch driving disc, are provided with one group of steel ball in the half slot;
The end of f, the beam barrel inner chamber in the S. A. assembly is provided with one group of outside friction disc and one group of internal friction sheet, inside and outside friction lining is provided with at interval, the cylindrical of outside friction disc is provided with spline and cooperates with the spline of beam barrel inner chamber, the interior circle of internal friction sheet is provided with spline and cooperates with the spline of inclined-plane push-plate, the outside friction disc of inner end cooperates with the end of beam barrel inner chamber, and the internal friction sheet of outermost end cooperates with the back-up ring that is arranged on the beam barrel middle part;
G, center shaft middle part are provided with one group of outside friction disc and one group of internal friction sheet, inside and outside friction lining is provided with at interval, the cylindrical of outside friction disc is provided with spline and cooperates with spline in the beam barrel inner chamber, the spline that the interior circle of internal friction sheet is provided with spline and center shaft middle part cooperates, and the outside friction disc of inner end cooperates with clutch driving disc formation, the internal friction sheet of outermost end cooperates with the axis hole back-up ring that is arranged on the beam barrel end.
The main gearbox assembly that has automatically controlled coupler that the utility model provides, chaufeur can select the 4 wheel driven and two of automobile to drive function according to the condition of road surface of running car.On normal road surface, vehicle travels with two patterns of driving of front-wheel, in such cases driving engine through the change speed gear box part-time case with power distribution to two front-wheels of automobile, the transmission shaft of driving automobile behind the f-w-d, automatically controlled coupler on transmission shaft and the main reduction gear (automatically controlled in such cases coupler is not switched on) is rigidly connected, thereby drives the trailing wheel running.When running into condition of road surface when relatively abominable, chaufeur will be pressed the 4 wheel driven button in the operator's compartment, this button is by being connected on wire harness and the automatically controlled coupler, press the 4 wheel driven button and will connect automatically controlled coupler on the main reduction gear, coupler after the energising utilizes the effect of magnetic field force to drive the friction lining running, thereby connect the driving gear running that drives on the main reduction gear by spline, ring gear engagement on driving gear and the diff, thereby drive the diff running, diff is again by spline connecting band electrical automobile trailing wheel semiaxis, thus the back-wheel drive of realization automobile.And the power of front-wheel still with two drive under the pattern the same, by driving engine through change speed gear box part-time case transferring power.So just, realized the 4 wheel driven function of automobile.This situation that can change the automobile drive pattern according to the operation of chaufeur becomes 4 wheel driven when holding concurrently.
Advantage of the present utility model is:
1. select drive form according to road conditions, compare with AWD and reduced oil consumption;
2. the demand according to chaufeur realizes the 4 wheel driven function, and it is more accurate that the artificial selection drive form is judged;
3. automatically controlled coupler adopts spline to be connected with driving gear, and transmission of torque is more abundant;
4. the automatically controlled coupler in main the subtracting belongs to closure member, maintenance-free.
Description of drawings:
Fig. 1 is a front view of the present utility model;
Fig. 2 is the structure cutaway view of the automatically controlled coupler 1 among Fig. 1.
The specific embodiment:
The utility model provides a kind of main gearbox assembly of being furnished with automatically controlled coupler of 4 wheel driven SRV vehicle when being used for holding concurrently, its agent structure as shown in Figure 1, it comprises that the master who is made up of main shaft 4, main gear 5 subtracts assembly, also comprises by in main housing 3 that subtracts assembly and the housing 3 diff 6 that differential gear 7, axle side gear and semiaxis etc. are formed being set.Characteristic of the present utility model is: the main periphery that subtracts the housing 3 of assembly is provided with the body skin 2 of a lengthening, body skin 2 upper ends connect an automatically controlled coupler 1, and the inner splined hole 114 of automatically controlled coupler 1 is connected with the main spindle nose spline that subtracts the main shaft 4 in the assembly.
As shown in Figure 2, described automatically controlled coupler 1 comprises following component part:
One, automatically controlled coupler housing 103, its end is provided with flange and is connected with body skin 2;
Two, S. A. assembly 101, it is shaped as, and an end is provided with spindle nose 119, the other end is provided with the beam barrel 115 that has inner chamber, the shoulder of beam barrel 115 is provided with circular groove 117 one, spindle nose 119 parts of S. A. assembly 101 are provided with spline and are connected with the flange of cardinal tooth 102 that has spline, and it is flange of cardinal tooth 102 is fixing with spindle nose 119 by locknut 120, the axle sleeve part of flange of cardinal tooth 102 is connected with automatically controlled coupler housing 103 by bearing, and beam barrel 115 parts in the S. A. assembly 101 are arranged in automatically controlled coupler housing 103 inner chambers;
Three, annular magnet coil 104 that is connected on the automatically controlled coupler housing 103, annular magnet coil 104 is arranged in the circular groove 117 and is free-running fit, and connects power supply by power lead 118;
Four, center shaft 105, it is arranged in the beam barrel 115 of S. A. assembly 101, and center shaft 105 1 ends are provided with one section splined hole 114, and it is connected cooperation with the main spindle nose spline that subtracts the main shaft 4 in the assembly;
Five, center shaft 105 tops are provided with inclined-plane push-plate 108 and the clutch driving disc 110 that has spline successively, are respectively equipped with cooresponding annular half slot on the relative face of inclined-plane push-plate 108 and clutch driving disc 110, are provided with one group of steel ball 116 in the half slot;
Six, the end of 115 inner chambers of the beam barrel in S. A. assembly 101 is provided with one group of outside friction disc 106 and one group of internal friction sheet 107, inside and outside friction lining is provided with at interval, the cylindrical of outside friction disc 106 is provided with spline and cooperates with the spline of beam barrel 115 inner chamber ends, the interior circle of internal friction sheet 107 is provided with spline and cooperates with the spline of inclined-plane push-plate 108 cylindricals, and the lower end of internal friction sheet 107 cooperates with back-up ring 109 in being arranged on beam barrel 115 inner chambers; The outside friction disc 106 of inner end cooperates with the end of beam barrel 115 inner chambers, also is provided with logical magnetic hole between the end of beam barrel 115 inner chambers and the circular groove 117, and the internal friction sheet 107 of outermost end cooperates with the back-up ring 109 that is arranged on beam barrel 115 middle parts;
Seven, center shaft 105 middle parts are provided with one group of outside friction disc 111 and one group of internal friction sheet 112, in, outside friction disc is provided with at interval, the cylindrical of outside friction disc 111 is provided with spline and cooperates with the spline at beam barrel 115 inner chambers middle part, the interior circle of internal friction sheet 112 is provided with spline and cooperates with the spline at center shaft 105 middle parts, the upper end of outside friction disc 111 forms with clutch driving disc 110 and cooperates, the lower end cooperates with the axis hole back-up ring 113 that is arranged on beam barrel 115 bottoms, and the outside friction disc 111 of inner end forms with clutch driving disc 110 and cooperates, the internal friction sheet 112 of outermost end cooperates with the axis hole back-up ring 113 that is arranged on beam barrel 115 ends.
The 4 wheel driven pattern is switched on by this main reduction gear and is realized: when the chaufeur button is pressed, magnet coil energising in the automatically controlled coupler produces magnetic field, effect by magnetic field force compresses interior outside friction disc, promotion inclined-plane push-plate, the inclined-plane push-plate promotes steel ball, steel ball promotes clutch driving disc, clutch driving disc compresses inside and outside friction lining, thereby drives center shaft and the running of the driving gear on the retarder in the coupler, realizes the main normal operation that subtracts.In such cases, the running power of trailing wheel is to drive the main work that subtracts by the coupler after the energising, and this moment, car load was in the 4 wheel driven pattern.Under the situation that does not have energising, power is on driving engine, change speed gear box, part-time case, transmission shaft are delivered to flange the coupler, flange is connected by spline with coupler housing welding assembly, housing welding assembly links to each other with the interior center shaft of coupler by inside and outside friction lining, center shaft drives the driving gear running, thereby realizes the main normal operation that subtracts.The running power of trailing wheel is that driving engine obtains by the transmission shaft transmission in such cases, and car load was in two and drove pattern this moment.
Claims (2)
1, a kind of main gearbox assembly of being furnished with automatically controlled coupler of 4 wheel driven SRV vehicle when being used for holding concurrently, it comprises main subtract assembly and the diff that links to each other, it is characterized in that: the main periphery that subtracts the housing (3) of assembly is provided with a body skin (2), body skin (2) is gone up and is connected an automatically controlled coupler (1), and the inner of automatically controlled coupler (1) links to each other with the main main shaft (4) that subtracts in the assembly, the outer end links to each other with transmission shaft.
2, a kind of main gearbox assembly of being furnished with automatically controlled coupler of 4 wheel driven SRV vehicle when being used for holding concurrently according to claim 1 is characterized in that described automatically controlled coupler (1) comprising:
A, automatically controlled coupler housing (103), it is connected with body skin (2);
B, S. A. assembly (101), it is shaped as, and an end is provided with spindle nose (119), the other end is provided with the beam barrel (115) that has inner chamber, the shoulder of beam barrel (115) is provided with one circular groove (117), spindle nose (119) part of S. A. assembly (101) is connected with automatically controlled coupler housing (103), be associated with flange of cardinal tooth (102) on the spindle nose (119), they are positioned at automatically controlled coupler housing (103) outer end; Beam barrel (115) is arranged in automatically controlled coupler housing (103) inner chamber;
C, an annular magnet coil (104) that is connected on the automatically controlled coupler housing (103), annular magnet coil (104) is arranged in the circular groove (117) and is free-running fit;
D, a center shaft (105), it is arranged in the beam barrel (115) of S. A. assembly (101), and center shaft (105) one ends are provided with one section splined hole (114), and it is connected cooperation with the main spindle nose spline that subtracts the main shaft (4) in the assembly;
E, center shaft (105) top are provided with inclined-plane push-plate (108) and the clutch driving disc (110) that has spline successively, be respectively equipped with cooresponding annular half slot on inclined-plane push-plate (108) face relative, be provided with one group of steel ball (116) in the half slot with clutch driving disc (110);
The end of f, beam barrel (115) inner chamber in S. A. assembly (101) is provided with one group of outside friction disc (106) and one group of internal friction sheet (107), inside and outside friction lining is provided with at interval, the cylindrical of outside friction disc (106) is provided with spline and cooperates with the spline of beam barrel (115) inner chamber, the interior circle of internal friction sheet (107) is provided with spline and cooperates with the spline of inclined-plane push-plate (108), the outside friction disc (106) of inner end cooperates with the end of beam barrel (115) inner chamber, and the internal friction sheet (107) of outermost end cooperates with the back-up ring (109) that is arranged on beam barrel (115) middle part;
G, center shaft (105) middle part are provided with one group of outside friction disc (111) and one group of internal friction sheet (112), inside and outside friction lining is provided with at interval, the cylindrical of outside friction disc (111) is provided with spline and cooperates with spline in beam barrel (115) inner chamber, the spline that the interior circle of internal friction sheet (112) is provided with spline and center shaft (105) middle part cooperates, and the outside friction disc (111) of inner end cooperates with clutch driving disc (110) formation, the internal friction sheet (112) of outermost end cooperates with the axis hole back-up ring (113) that is arranged on beam barrel (115) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201426909U CN201338537Y (en) | 2009-01-10 | 2009-01-10 | Main decelerator assembly with electrically-controlled coupler for part-time SRV model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201426909U CN201338537Y (en) | 2009-01-10 | 2009-01-10 | Main decelerator assembly with electrically-controlled coupler for part-time SRV model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201338537Y true CN201338537Y (en) | 2009-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201426909U Expired - Lifetime CN201338537Y (en) | 2009-01-10 | 2009-01-10 | Main decelerator assembly with electrically-controlled coupler for part-time SRV model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201338537Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939573A (en) * | 2014-04-29 | 2014-07-23 | 长城汽车股份有限公司 | Differential mechanism for automobile drive axle |
-
2009
- 2009-01-10 CN CNU2009201426909U patent/CN201338537Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939573A (en) * | 2014-04-29 | 2014-07-23 | 长城汽车股份有限公司 | Differential mechanism for automobile drive axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hefei AAM Automotive Driveline & Chassis System Co.,Ltd. Assignor: HeFei Automobile Axle Co., Ltd Contract record no.: 2012340000008 Denomination of utility model: Main decelerator assembly with electrically-controlled coupler for part-time SRV model Granted publication date: 20091104 License type: Exclusive License Record date: 20120223 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20091104 |
|
| CX01 | Expiry of patent term |