CN204921924U - Structure is spreaded into into to straight linkage power of cross axle transmission case - Google Patents
Structure is spreaded into into to straight linkage power of cross axle transmission case Download PDFInfo
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- CN204921924U CN204921924U CN201520554754.1U CN201520554754U CN204921924U CN 204921924 U CN204921924 U CN 204921924U CN 201520554754 U CN201520554754 U CN 201520554754U CN 204921924 U CN204921924 U CN 204921924U
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- power
- axle
- transmission shaft
- casing
- shaft
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Abstract
The utility model discloses a structure is spreaded into into to straight linkage power of cross axle transmission case, the power distribution box comprises a box body, the box internal rotation is connected with the I axle and is connected and the transmission shaft of rotation connection on the box with I axle power, the transmission shaft includes power input shaft and power output shaft, link together through the adapter sleeve between power input shaft and the power output shaft, just so shorten transmission shaft length, thereby the intensity and the rigidity of increase transmission shaft, improve the axiality of transmission shaft, the phenomenon can not appear trembling in the transmission shaft, and reduces transmission noise, and the transmission shaft equipment is more convenient, the left end portion of I axle installs the retaining ring that can fix driven bevel gear, it is convenient for adjust driven bevel gear's installation distance to plant the structure, also be convenient for simultaneously driven bevel gear's dismantlement and change, the initiative taper gear also can install the lower part at power input shaft, just so can make the rear -guard driving wheel change into moves ahead, the bearing capacity and drive power of modification product have been improved.
Description
Technical field
The direct connection power that the utility model relates to a kind of cross shaft driving gearbox imports structure into.
Background technique
Existing cross shaft driving gearbox adopts belt power structure for conveying substantially, name is called: the transmission traction device of tractor, the patent No. is: the Chinese patent of 90219422.4, structure disclosed in it is: have I axle in casing, power input shaft and pto＝power take-off, power input shaft and pto＝power take-off one-body molded, be a major axis, owing to being subject to transmission internal spatial constraints in prior art, major axis needs the thin of processing and grows, this just makes major axis have rigidity and intensity shortcoming all on the weak side, especially full load, major axis is easily shaken, increase drive noise, and major axis processing technology is complicated, installation difficulty is also large.In addition, the clutch end of major axis is provided with drive bevel gear, I axle is provided with the driven wheel of differential engaged with drive bevel gear, there is provided power with this to rearmounted pto＝power take-off and main transmission, the driven wheel of differential in this structure and I axle one-body molded, assembling is complicated, be not easy to dismounting, and the mounting distance of driven wheel of differential is when needing adjustment, can only be realized by adjustment I axle, therefore the mounting distance adjustment of driven wheel of differential is very difficult.
Model utility content
The technical problems to be solved in the utility model is for above-mentioned defect, a kind of direct connection power of cross shaft driving gearbox is provided to import structure into, the transmission shaft that the direct connection power of this cross shaft driving gearbox imports in structure increases Rigidity and strength, reduce drive noise, transmission shaft is installed more convenient, in addition, driven wheel of differential is dismountable to be arranged on I axle, is convenient to adjust the mounting distance of driven wheel of differential.
In order to solve the problems of the technologies described above, the utility model comprises casing, be rotatably connected to I axle in described casing and be connected with I axle power and be rotatably connected on the transmission shaft on casing, its structural feature is: described transmission shaft comprises power input shaft and pto＝power take-off, is linked together between described power input shaft and pto＝power take-off by connecting sleeve.
Described casing is provided with bearing support, the lower end of described power input shaft is rotatably connected on bearing support, and the upper end of power input shaft is splined shaft, and the upper end of described pto＝power take-off is rotatably connected on casing, the lower end of pto＝power take-off is splined shaft, and described connecting sleeve is hub splines.
The top of described pto＝power take-off is provided with drive bevel gear.
The bottom of described power input shaft is provided with drive bevel gear.
Described I axle is rotatably connected on casing, and the left end of I axle is set with the driven wheel of differential engaged with drive bevel gear.
The left part of described I axle is provided with the back-up ring can fixing driven wheel of differential.
Described casing is provided with the side seal bonnet can fixing I axle, between described side seal bonnet and casing, side spacer is installed, described I axle right-to-left is provided with round nut locking plate, right bearing, I shaftgear and left bearing successively, and described I shaftgear is engaged with speed change gear.
Described bearing support is provided with can the oil sealing cover of fixed conveyor axle.
Advantageous effect after employing such scheme is: transmission shaft comprises power input shaft and pto＝power take-off, linked together by connecting sleeve between power input shaft and pto＝power take-off, connecting sleeve is hub splines, power input shaft and pto＝power take-off are linked together by spline and spline by connecting sleeve, so just shorten propeller shaft length, thus increase the strength and stiffness of transmission shaft, improve the coaxality of transmission shaft, full load, transmission shaft there will not be jitter phenomenon, reduce drive noise, and transmission shaft assembling is convenient; The left part of I axle is provided with the back-up ring can fixing driven wheel of differential, back-up ring is clamped on I axle can realize location by a sidepiece of driven wheel of differential, this structure is convenient to adjust the mounting distance of driven wheel of differential, is also convenient to dismounting and the replacing of driven wheel of differential simultaneously; Drive bevel gear also can be arranged on the bottom of power input shaft, rear drive sprocket so just can be made to change into and move ahead, and improves bearing capacity and the driving force of amelioration product.
In sum, the utility model transmission shaft increases Rigidity and strength, reduces drive noise, and transmission shaft is installed more convenient, in addition, driven wheel of differential is dismountable to be arranged on I axle, is convenient to adjust the mounting distance of driven wheel of differential.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the another kind of mounting type figure of drive bevel gear.
Embodiment
As shown in Figure 1, the direct connection power of this cross shaft driving gearbox imports structure into and comprises casing 11, and for convenience of describing, in Fig. 1, A indicated direction is left, and contrary direction is right, and in Fig. 1, B indicated direction is upper, under contrary being reversed.Be rotatably connected to I axle 1 in casing 11 and be connected with I axle 1 power and be rotatably connected on the transmission shaft on casing 11, transmission shaft comprises power input shaft 16-1 and pto＝power take-off 16-2, is linked together between power input shaft 16-1 and pto＝power take-off 16-2 by connecting sleeve 13.In the present embodiment, casing 11 is provided with bearing support 8, bearing support 8 is provided with can the oil sealing cover 9 of fixed conveyor axle, spacer 111 is installed between bearing support 8 and oil sealing cover 9, the mounting point of transmission shaft during use, can be changed by the thickness changing spacer 111.The lower end of power input shaft 16-1 is rotatably connected on bearing support 8, bearing support 8 is provided with two bearings coordinated with power input shaft 16-1 lower end, the upper end of power input shaft 16-1 is splined shaft, the upper end of pto＝power take-off 16-2 is rotatably connected on casing 11, also bearing is installed between pto＝power take-off 16-2 and casing 11, the lower end of pto＝power take-off 16-2 is splined shaft, connecting sleeve 13 is hub splines, power input shaft 16-1 and pto＝power take-off 16-2 is linked together by spline and spline by connecting sleeve 13, so just shorten propeller shaft length, improve the coaxality of transmission shaft, thus increase the strength and stiffness of transmission shaft, full load, transmission shaft there will not be jitter phenomenon, reduce drive noise, and transmission shaft assembling is convenient.
As depicted in figs. 1 and 2, the top of pto＝power take-off 16-2 is provided with drive bevel gear 15.Drive bevel gear 15 also can be arranged on the bottom of power input shaft 16-1, rear drive sprocket so just can be made to change into and move ahead, and improves bearing capacity and the driving force of amelioration product.
Be rotatably connected on casing 11 with reference to accompanying drawing 1, I axle 1, the left end of I axle 1 is set with the driven wheel of differential 7 engaged with drive bevel gear 15.The left part of I axle 1 is provided with the back-up ring 14 can fixing driven wheel of differential 7, back-up ring 14 is positioned at the left side of driven wheel of differential 7, the structure of the present embodiment guide ring 14 and mounting type are prior art, do not repeat them here, back-up ring 14 is clamped on I axle 1 can realize location by a sidepiece of driven wheel of differential 7.This structure is convenient to adjust the mounting distance of driven wheel of differential 7, is also convenient to dismounting and the replacing of driven wheel of differential 7 simultaneously.Casing 11 is provided with the side seal bonnet 2 can fixing I axle 1, I axle 1 is through side seal bonnet 2, side spacer 3 is installed between side seal bonnet 2 and casing 11, the mounting point of I axle 1 is changed by the thickness changing side spacer 3, and then further the mounting distance of driven wheel of differential 7 is adjusted, I axle 1 right-to-left is provided with successively on round nut locking plate 4, right bearing 20, I shaftgear 17 and left bearing 21, I shaftgear 17 and is engaged with speed change gear 18.Be provided with pad between right bearing 20 and I shaftgear 17, be also provided with pad between I shaftgear 17 and left bearing 21, left bearing 21 clamps with the other side of driven wheel of differential 7, thus realizes the location of driven wheel of differential 7 the other side.
Power input shaft 16-1 rotates, and drives connecting sleeve 13 and pto＝power take-off 16-2 to rotate, thus realizes the work of rear-mounted power output shaft; Drive bevel gear 15 and driven wheel of differential 7 engage, and make transmission shaft drive I axle 1 to rotate, thus realize main transmission driving work, working principle of the present utility model is prior art, does not repeat them here.
The utility model is not limited to above-mentioned embodiment, those skilled in the art, under the prerequisite not departing from spirit and scope of the present utility model, can do some changes and modification.Protection domain of the present utility model should be as the criterion with claim of the present utility model.
Claims (8)
1. the direct connection power of a cross shaft driving gearbox imports structure into, comprise casing (11), be rotatably connected to I axle (1) in described casing (11) and be connected with I axle (1) power and be rotatably connected on the transmission shaft on casing (11), it is characterized in that: described transmission shaft comprises power input shaft (16-1) and pto＝power take-off (16-2), linked together by connecting sleeve (13) between described power input shaft (16-1) and pto＝power take-off (16-2).
2. the direct connection power of cross shaft driving gearbox according to claim 1 imports structure into, it is characterized in that: described casing (11) is provided with bearing support (8), the lower end of described power input shaft (16-1) is rotatably connected on bearing support (8), the upper end of power input shaft (16-1) is splined shaft, the upper end of described pto＝power take-off (16-2) is rotatably connected on casing (11), the lower end of pto＝power take-off (16-2) is splined shaft, and described connecting sleeve (13) is hub splines.
3. the direct connection power of cross shaft driving gearbox according to claim 2 imports structure into, it is characterized in that: the top of described pto＝power take-off (16-2) is provided with drive bevel gear (15).
4. the direct connection power of cross shaft driving gearbox according to claim 2 imports structure into, it is characterized in that: the bottom of described power input shaft (16-1) is provided with drive bevel gear (15).
5. the direct connection power of the cross shaft driving gearbox according to claim 3 or 4 imports structure into, it is characterized in that: described I axle (1) is rotatably connected on casing (11), the left end of I axle (1) is set with the driven wheel of differential (7) engaged with drive bevel gear (15).
6. the direct connection power of cross shaft driving gearbox according to claim 5 imports structure into, it is characterized in that: the left part of described I axle (1) is provided with the back-up ring (14) can fixing driven wheel of differential (7).
7. the direct connection power of cross shaft driving gearbox according to claim 5 imports structure into, it is characterized in that: described casing (11) is provided with the side seal bonnet (2) can fixing I axle (1), between described side seal bonnet (2) and casing (11), side spacer (3) is installed, described I axle (1) right-to-left is provided with round nut locking plate (4), right bearing (20), I shaftgear (17) and left bearing (21) successively, and described I shaftgear (17) is engaged with speed change gear (18).
8. the direct connection power of cross shaft driving gearbox according to claim 5 imports structure into, it is characterized in that: described bearing support (8) is provided with can the oil sealing cover (9) of fixed conveyor axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520554754.1U CN204921924U (en) | 2015-07-29 | 2015-07-29 | Structure is spreaded into into to straight linkage power of cross axle transmission case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520554754.1U CN204921924U (en) | 2015-07-29 | 2015-07-29 | Structure is spreaded into into to straight linkage power of cross axle transmission case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204921924U true CN204921924U (en) | 2015-12-30 |
Family
ID=54971053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520554754.1U Active CN204921924U (en) | 2015-07-29 | 2015-07-29 | Structure is spreaded into into to straight linkage power of cross axle transmission case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204921924U (en) |
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2015
- 2015-07-29 CN CN201520554754.1U patent/CN204921924U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |