CN2414255Y - Differential type stepless speed variator - Google Patents
Differential type stepless speed variator Download PDFInfo
- Publication number
- CN2414255Y CN2414255Y CN 00226200 CN00226200U CN2414255Y CN 2414255 Y CN2414255 Y CN 2414255Y CN 00226200 CN00226200 CN 00226200 CN 00226200 U CN00226200 U CN 00226200U CN 2414255 Y CN2414255 Y CN 2414255Y
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- differential
- fixed
- gear
- utility
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Abstract
The utility model relates to a differential type stepless speed regulation speed change device. The right end of a power input shaft of the utility model is installed on a right end cover; the left end of the power input shaft of the utility model is installed on the right end of a power output shaft; the left end part of the power input shaft is sheathed with a fixed disk and is provided with a shaft gear; the middle part of the power input shaft is provided with a differential disk; a differential wheel is fixed on the differential disk; the fixed disk is fixed on the left end of the differential disk through a fixed pin; a speed regulating shaft is installed on the right end cover and a speed regulating wheel is fixed on the inner end of the right end cover; the speed regulating wheel is engaged with the differential wheel; the power output shaft is installed on a left end cover and the inner end of the power output shaft is provided with an inner gear ring; a planetary gear is installed between the fixed disk and the differential disk and the inner gear ring is engaged with the shaft gear. The utility model has the advantages of large transmission ratio and wide regulating ranges; closed-loop control can be realized, the utility model can respectively be used as vertical type and horizontal type, and the utility model is especially suitable for reaction kettles in chemical industries.
Description
The utility model relates to a kind of differential type continuously variable ratio transmission.
Continuously variable ratio transmission of the prior art exists biography mostly than defective little and that regulation range is narrow, and complex structure, and manufacture difficulty is big, can not realize the electromechanical integration closed loop control.And some can only be difficult to satisfy the usage requirement of chemical industry reactor with horizontal form use.
The purpose of this utility model is to design a kind of differential type continuously variable ratio transmission, and velocity ratio is big, and regulation range is wide, and the output condition feedback can be arrived the adjustable side, thereby realizes the electromechanical integration closed loop control.No matter vertical in addition, horizontal use does not all influence its performance, satisfied the usage requirement of chemical industry reactor.
The utility model design proposal: a kind of differential type continuously variable ratio transmission, comprise housing (1), housing (1) is made of left end cap (2) and right end cap (3), the right-hand member of power input shaft (4) is installed on the right end cap (3) by bearing (5), left end is installed in the right-hand member of pto (7) by bearing (6), the left part of power input shaft (4) is set with fixed tray (8), be shaped on shaftgear (9), the middle part is equipped with differential dish (21) by bearing (10), be fixed with differential gear (11) on the differential dish (21), and fixed tray (8) is fixed on the left end of differential dish (21) by fixing pin (22), right end cap (3) is gone up and by bearing speed governing axle (12) is installed also, the inner of speed governing axle (12) is fixed with flywheel (13), and flywheel (13) is meshed with differential gear (11); Pto (7) is installed on the left end cap (2) by bearing (14), its the inner is shaped on inner gear ring (15), axle (16) is gone up and by bearing (17) planetary pinion (18) is installed, and an end of axle (16) is fixed on the fixed tray (8), the other end is fixed on the differential dish (21), planetary pinion (18) is meshed with inner gear ring (15) and shaftgear (9) respectively, in addition, fixed tray (8), shaftgear (9), differential gear (11), flywheel (13), the anti-planetary pinion of inner gear ring (15) (18) all are positioned at housing (1).
Differential gear (11) is bevel gear with flywheel (13), and differential gear (11) is an integral body with differential dish (21).Or differential gear (11) is worm gear, and flywheel (13) is a worm screw.The outer end of speed governing axle (12) connects with the pto (20) of magnetic powder brake (19).
The utility model compared with prior art, novelty simple in structure, manufacturing is easy, velocity ratio is big, and regulation range is wide, particularly can be with the output condition feedback to the adjustable side, realized the electromechanical integration closed loop control, make output more steady accurately, and can realize flexible the startup, make motor can not produce the overload phenomenon.No matter vertical in addition, horizontal use does not all influence its performance, satisfied the usage requirement of chemical industry reactor.
Fig. 1 is first kind of structure sectional view of the utility model,
Fig. 2 is second kind of structure sectional view of the utility model.
1 first kind of embodiment of the present utility model described in conjunction with the accompanying drawings.
A kind of differential type continuously variable ratio transmission, comprise housing (1), housing (1) is made of left end cap (2) and right end cap (3), the right-hand member of power input shaft (4) is installed on the right end cap (3) by bearing (5), left end is installed in the right-hand member of pto (7) by bearing (6), the left part of power input shaft (4) is set with fixed tray (8), be shaped on shaftgear (9), the middle part is equipped with differential dish (21) by bearing (10), be fixed with differential gear (11) on the differential dish (21), and fixed tray (8) is fixed on the left end of differential dish (21) by fixing pin (22), right end cap (3) is gone up and by bearing speed governing axle (12) is installed also, the inner of speed governing axle (12) is fixed with flywheel (13), and flywheel (13) is meshed with differential gear (11); Pto (7) is installed on the left end cap (2) by bearing (14), its the inner is shaped on inner gear ring (15), axle (16) is gone up and by bearing (17) planetary pinion (18) is installed, and an end of axle (16) is fixed on the fixed tray (8), the other end is fixed on the differential dish (21), planetary pinion (18) is meshed with inner gear ring (15) and shaftgear (9) respectively, in addition, fixed tray (8), shaftgear (9), differential gear (11), flywheel (13), inner gear ring (15) and planetary pinion (18) all are positioned at housing (1).
Differential gear (11) is bevel gear with flywheel (13), and differential gear (11) is an integral body with differential dish (21).The outer end of speed governing axle (12) connects with the pto (20) of magnetic powder brake (19).
During use, the main shaft of motor and the right-hand member of power input shaft (4) are linked, control the rotating speed of differential gear (11), and then control the rotating speed of pto (7) by magnetic powder brake (19).Because it is linear between the field current I of magnetic powder brake (19) and the torque T, change field current I and just can regulate torque T, therefore torque adjustment is accurate, regulation range is also wide, change the short and small rotating speed that can increase differential gear (11), the output speed of pto (7) reduces, on the contrary the output speed increase, thus realize the stepless speed regulation speed change.Magnetic powder brake (19) has specialized factory to produce, and can select different model to use as required.
2 describe second kind of embodiment of the present utility model in conjunction with the accompanying drawings, basic structure, working principle are identical with embodiment one, and difference is that differential gear (11) is a worm gear, and flywheel (13) is a worm screw.
Claims (4)
1, a kind of differential type continuously variable ratio transmission, comprise housing (1), housing (1) is made of left end cap (2) and right end cap (3), it is characterized in that: the right-hand member of power input shaft (4) is installed on the right end cap (3) by bearing (5), left end is installed in the right-hand member of pto (7) by bearing (6), the left part of power input shaft (4) is set with fixed tray (8), be shaped on shaftgear (9), the middle part is equipped with differential dish (21) by bearing (10), be fixed with differential gear (11) on the differential dish (21), and fixed tray (8) is fixed on the left end of differential dish (21) by fixing pin (22), right end cap (3) is gone up and by bearing speed governing axle (12) is installed also, the inner of speed governing axle (12) is fixed with flywheel (13), and flywheel (13) is meshed with differential gear (11); Pto (7) is installed on the left end cap (2) by bearing (14), its the inner is shaped on inner gear ring (1 5), axle (1 6) is gone up and by bearing (17) planetary pinion (18) is installed, and an end of axle (16) is fixed on the fixed tray (8), the other end is fixed on the differential dish (21), planetary pinion (18) is meshed with inner gear ring (15) and shaftgear (9) respectively, in addition, fixed tray (8), shaftgear (9), differential gear (11), flywheel (13), inner gear ring (15) and planetary pinion (18) all are positioned at housing (1).
2, differential type continuously variable ratio transmission according to claim 1 is characterized in that; Differential gear (11) is bevel gear with flywheel (13), and differential gear (11) is an integral body with differential dish (21).
3, differential type continuously variable ratio transmission according to claim 1 is characterized in that: differential gear (11) is a worm gear, and flywheel (13) is a worm screw.
4, differential type continuously variable ratio transmission according to claim 1 is characterized in that: the outer end of speed governing axle (12) connects with the pto (20) of magnetic powder brake (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00226200 CN2414255Y (en) | 2000-03-10 | 2000-03-10 | Differential type stepless speed variator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00226200 CN2414255Y (en) | 2000-03-10 | 2000-03-10 | Differential type stepless speed variator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2414255Y true CN2414255Y (en) | 2001-01-10 |
Family
ID=33590099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00226200 Expired - Fee Related CN2414255Y (en) | 2000-03-10 | 2000-03-10 | Differential type stepless speed variator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2414255Y (en) |
-
2000
- 2000-03-10 CN CN 00226200 patent/CN2414255Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |