CN207830478U - A kind of high-power energy saving type planetary gear speed-adjusting driving system - Google Patents
A kind of high-power energy saving type planetary gear speed-adjusting driving system Download PDFInfo
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- CN207830478U CN207830478U CN201820186795.3U CN201820186795U CN207830478U CN 207830478 U CN207830478 U CN 207830478U CN 201820186795 U CN201820186795 U CN 201820186795U CN 207830478 U CN207830478 U CN 207830478U
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- gear
- planetary gear
- planet carrier
- sun gear
- speed
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Abstract
The utility model discloses a kind of high-power energy saving type planetary gear speed-adjusting driving systems, including driving end system (1), planetary gear governing system (2) and output end system (3)；Driving end system (1) is connected by planetary gear governing system (2) with output end system (3).The utility model with the above structure, by the adjusting of the working condition to auxiliary input end system (1b), makes the change in torque on differential external gear (71), realizes the control of the energy output to output end system (3).The utility model structure provides a kind of stepless time adjustment drive system of no slip loss, realizes the speed governing purpose of reduction of speed and raising speed, realizes underload and running overload ability；Simultaneously, moreover it is possible to realize the fast braking function of system, realize the auxiliary drive function under main drive motor malfunction.
Description
Technical field
The utility model is related to a kind of energy-saving speed-adjusting driving system, especially a kind of high-power energy saving type planetary gear tune
Fast drive system.
Background technology
Existing energy-saving speed regulating system mainly has frequency control, the speed governing of liquid idol, permanent magnetic speed-adjusting and planetary gear speed governing.Wherein
Frequency control is electronic speed regulation, higher to environmental requirement, and cost is higher in high-power (MW grades) transmission system, and liquid is occasionally adjusted
Speed is that hydraulic speed-regulating is similar with permanent magnetic speed-adjusting and planetary gear speed governing, belongs to transmission system speed governing, hydraulic speed-regulating and permanent magnetism
Speed governing is continuous speed regulation system, but there are slip loss, planetary gear speed governing is step speed regulation, speed adjustable range limitation.
In addition, passing through the analysis of existing speed adjusting gear, it would be highly desirable to solve following technical problem：
1. providing a kind of stepless time adjustment mechanism without slip loss positioned at transmission system；
2. relatively existing speed adjusting gear, which will not only realize the purpose of speedup speed governing, and also wanting can be in special circumstances
Under, realize the reduction of speed speed governing of system, running overload ability；
3. relatively existing speed adjusting gear, which wants to realize load fast braking function；
4. relatively existing speed adjusting gear, which wants to realize the standby functions under driving motor malfunction；
Utility model content
Purpose of utility model：Technical problem to be solved in the utility model is in view of the deficiencies of the prior art, to provide one
Kind high-power energy saving type planetary gear speed-adjusting driving system.
In order to solve the above-mentioned technical problem, the utility model discloses a kind of high-power energy saving type planetary gear speed governing drivings
System, including driving end system (1), planetary gear governing system (2) and output end system (3)；Driving end system (1) passes through
Planetary gear governing system (2) is connected with output end system (3).The planetary gear governing system include driving shaft (11),
Input sun gear (22), planetary gear shaft group (31), output sun gear (41), driven axle (53), planet carrier (61), differential external tooth
Take turns (71), auxiliary input end gear (81) and auxiliary input end gear axis (83)；Planetary gear shaft group (31) passes through planet carrier (61)
Connect differential external gear (71), differential external gear (71) is engaged with auxiliary input end gear (81), auxiliary input end gear (81) with it is auxiliary
Input end gear axis (83) is connected.Driving shaft (11) is directly connected to input sun gear (22), input sun gear (22) and planet
Gear shaft group (31) engages, and the planetary gear shaft other end and output sun gear (41) engage, output sun gear (41) and driven axle
(53) it is directly connected to；Planetary gear shaft group (31) is one group of more than two gears (being typically chosen in three), is arranged symmetrically
It is fixed on planet carrier (61), planet carrier (61) is connect with differential external gear (71), differential external gear (71) and auxiliary input end tooth
Take turns (81) engagement；The planetary gear speed-adjusting driving system arrangement is arranged horizontally, driving shaft (11) and driven axle (53)
Coaxially, direction of rotation is on the contrary, driving shaft (11) and auxiliary input end gear axis (83) parallel arrangement.
In the utility model, driving shaft (11) one end processing barreled tooth flank spline (13) and input sun gear spline
(21) coordinate, driving shaft (11) is supported by being mounted on two rolling bearings (12) inside planet carrier.
In the utility model, the input sun gear (22) is set as floating structure, and sun gear processes endoporus, and endoporus is blind
Hole, and couple with the cooperation of the barreled tooth flank spline (13) of driving shaft equipped with input sun gear spline (21), transmission torque is carried out, is inputted
Uniform load is distributed in planetary gear shaft group (31) by sun gear (22) by the adjusting of self-view, inputs sun gear
(22) positioning is defined in center by planetary gear shaft group (31) circumferencial direction is uniformly distributed；Input sun gear (22) and driving shaft
(11) barreled tooth flank spline is used to couple, barreled tooth flank spline plays the role of adjusting input sun gear (22) floating simultaneously.
In the utility model, planetary gear shaft group (31) both ends are respectively mounted rolling bearing (62), rolling bearing (62)
It is bushed on planet carrier (27).
In the utility model, the output sun gear (41) is set as floating structure, and sun gear processes endoporus, and endoporus is blind
Hole, output sun gear (41) are equipped with the barreled tooth flank spline (51) being arranged on output sun gear spline (42) and driven axle (53) and coordinate
Connection, carries out transmission torque, and the driven axle (53) is supported by being mounted on the internal bearing (52) of planet carrier (61).
In the utility model, the planet carrier (61) is set as split type, both sides respectively with planetary gear shaft group (31) two
End links together, and differential external gear (71) is bushed on planet carrier as single part or is directly rolled on planet carrier (61)
Tooth, planet carrier both ends are supported in by rolling bearing (62) on babinet (20), when planet carrier direction of rotation and output end direction of rotation
When identical, output end speedup is deceleration when planet carrier direction of rotation is opposite with output end direction of rotation.
In the utility model, auxiliary input end gear axis (83) both ends are supported by rolling bearing (82), auxiliary input end tooth
Wheel shaft (83) is mounted on babinet (20).
The utility model with the above structure, by the adjusting of the working condition to auxiliary input end system (1b), makes difference
Change in torque on dynamic external gear (71) realizes the control of the energy output to output end system (3)；Above structure provides a kind of
Stepless time adjustment drive system without slip loss；It realizes the speed governing purpose of reduction of speed and raising speed, realizes underload and running overload
Ability；The fast braking function of system can also be realized simultaneously；It can realize the auxiliary drive function under main drive motor malfunction.
Description of the drawings
The utility model is done with reference to the accompanying drawings and detailed description and is further illustrated, the utility model
Above-mentioned and/or otherwise advantage will become apparent.
Fig. 1 is a kind of high-power energy saving type planetary gear speed-adjusting driving system schematic diagram in embodiment 1；
Fig. 2 is the planetary gear governing system schematic diagram in embodiment 1；
Fig. 3 and Fig. 4 is the planetary gear governing system schematic diagram in embodiment 1；
Specific implementation mode
It is clearer for the purpose and technical solution that make the utility model embodiment, implement below in conjunction with the utility model
The attached drawing of example, is clearly and completely described the technical solution of the utility model embodiment.Obviously, described embodiment
It is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the embodiments of the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of without creative work, belongs to this practicality
Novel protected range.
When the meaning of " left and right " described in the utility model refers to reader's face attached drawing, the left side of reader is
The right for a left side, reader is the right side.
Embodiment 1
As shown in Figure 1 to 4, a kind of high-power energy saving type planetary gear speed-adjusting driving system, including driving end system 1,
Planetary gear governing system 2 and output end system 3；As shown in Fig. 2, planetary gear governing system 2 includes driving shaft 11, defeated
Enter sun gear 22, differential planet gear group 31, output sun gear 41, driven axle 53, differential external gear 71 and planet carrier 61；
Differential planet gear group 23 connects differential external gear 71, differential external gear 71 and 81 phase of auxiliary input end gear by planet carrier 61
It connects；Input sun gear 22 is connected by driving shaft 11 with driving end system 1；Passive sun gear 41 passes through driven axle 53 and output
End system 3 is connected；
Driving shaft 11 is directly connected to input sun gear 22, and 31 one end of planetary gear shaft group is engaged with input sun gear 22,
31 other end of planetary gear shaft group is engaged with output sun gear 41, and output sun gear 41 is directly connected to driven axle 53；Planet
Gear shaft group 31 is triplets, and what is be arranged symmetrically is fixed on planet carrier 61, and planet carrier 61 connects with differential external gear 71
It connects, differential external gear 71 is connected with auxiliary input end gear 83；
A kind of high-power energy saving type planetary gear speed-adjusting driving system arrangement is arranged horizontally, 11 He of driving shaft
53 direction of rotation of driven axle is on the contrary, driving shaft 11 and input shaft 83 are arranged in parallel.
11 one end of the driving shaft processes barreled tooth flank spline 13 and coordinates with input sun gear spline 21, and driving shaft 11 is by installing
The identical rolling bearing 12 of two models supports inside planet carrier.
The output sun gear 41 is set as floating structure, and sun gear processes endoporus, and endoporus is blind hole, exports sun gear 41
Couple with the cooperation of the barreled tooth flank spline 51 of driven axle 53 equipped with output sun gear spline 42, carries out transmission torque, the driven axle
53 are supported by the bearing 52 inside planet carrier 61.Its effect is to be distributed in uniform load by the adjusting of self-view
In three planetary gear shaft groups 31, the positioning of input sun gear 22 is limited by three 31 circumferencial directions of planetary gear shaft group are uniformly distributed
Due to center；Input sun gear 22 is coupled with driving shaft 11 using barreled tooth flank spline, and barreled tooth flank spline also functions to adjusting input too
The effect that sun wheel 22 floats.
31 both ends of planetary gear shaft group are respectively mounted rolling bearing 32, and rolling bearing 32 is bushed on planet carrier 61, real
Now transmit torque；
The driven axle 53 is supported by the bearing 52 inside planet carrier 61.
The planet carrier 61 is set as split type, and both sides are linked together by 31 both ends of planetary gear shaft group respectively, differential
External gear 71 is bushed on planet carrier as single part or directly in 71 upper rolling tooth of planet carrier, planet carrier both ends are by rolling bearing
62 are supported on babinet 20；When planet carrier direction of rotation is identical as output end direction of rotation, output end speedup, otherwise to subtract
Speed.
Auxiliary 83 both ends of input end gear axis are supported by rolling bearing 82, are mounted on babinet 20.
A kind of operation principle of high-power energy saving type planetary gear speed-adjusting driving system of the present embodiment is as follows：
First, it is assumed that the driving motor rotating speed of the drive system primary input end sides 1a is n1, output 3 side rotating speed of end system is
N2,83 side rotating speed of auxiliary input terminal are n3, and planet carrier rotating speed is n4, then n1/n2=k1, n3/n4=k2
One, primary input end n1>0, auxiliary input end system 1b rotating speeds n3=0：
At this point, planet carrier rotating speed is 0, rotating speed n2=k1*n1 is exported, the torque at driving end system primary input end 1 passes to
Output end system module 3；
Two, primary input end n1>0, auxiliary input end system 1b rotating speed n3 ＞ 0：
At this point, after auxiliary input terminal rotating speed n3 is by 81 speed change of differential external gear 71 and auxiliary input end gear, planet carrier rotating speed
For n4=k2*n3, output end rotating speed n2=k1*n1+k2*n3.
Three, primary input end n1>0, auxiliary input end system 1b rotating speeds n3<0：
At this point, auxiliary input terminal negative direction rotation, rotating speed-n3 pass through 81 speed change of differential external gear 71 and auxiliary input end gear
Afterwards, planet carrier rotating speed is n4=k2* (- n3), output end rotating speed n2=k1*n1+k2* (- n3), realizes and slows down；
Four, primary input end n1=0, auxiliary input end system 1b rotating speeds n3>0：
(driving of auxiliary motor small-power) is at this point, auxiliary input terminal rotating speed n3 passes through differential external gear 71 and auxiliary input end gear 81
After speed change, planet carrier rotating speed is n4=k2*n3, output rotating speed n2=n4=k2*n3；
(soft start) is n3 when starting auxiliary motor rotating speed, exports rotating speed n2, subsequent start-up main motor rotating speed n1, and load is made to turn
Fast n2 is incrementally increased, and realizes soft start；
Five, primary input end n1=0, auxiliary input end system 1b rotating speeds n3<0：(regenerative braking)
At this point, auxiliary input terminal negative direction rotation, after rotating speed-n3 is by 81 speed change of differential external gear 71 and auxiliary input terminal, row
Carrier rotating speed is n4=k2* (- n3), output rotating speed n2=n4=k2* (- n3).
Claims (7)
1. a kind of high-power energy saving type planetary gear speed-adjusting driving system, it is characterised in that：Including driving end system (1), planet
Gear governing system (2) and output end system (3)；Driving end system (1) passes through planetary gear governing system (2) and output end
System (3) is connected；
The planetary gear governing system (2) includes driving shaft (11), input sun gear (22), planetary gear shaft group (31), defeated
Sunny wheel (41), driven axle (53), planet carrier (61), differential external gear (71), auxiliary input end gear (81) and auxiliary input
End tooth wheel shaft (83)；Planetary gear shaft group (31) connects differential external gear (71), differential external gear (71) by planet carrier (61)
It is engaged with auxiliary input end gear (81), auxiliary input end gear (81) is connected with auxiliary input end gear axis (83)；
Driving shaft (11) is directly connected to input sun gear (22), and input sun gear (22) is nibbled with planetary gear shaft group (31) one end
It closes, planetary gear shaft group (31) other end is engaged with output sun gear (41), and output sun gear (41) is direct with driven axle (53)
Connection；Planetary gear shaft group (31) is that more than two identical gears are one group, is symmetrically arranged in and is fixed on planet carrier (61)
On, planet carrier (61) is connect with differential external gear (71), and differential external gear (71) is engaged with auxiliary input end gear (81)；
Planetary gear governing system (2) arrangement is arranged horizontally, and driving shaft (11) and driven axle (53) coaxially, rotate
Direction is on the contrary, driving shaft (11) and auxiliary input end gear axis (83) parallel arrangement.
2. a kind of high-power energy saving type planetary gear speed-adjusting driving system according to claim 1, it is characterised in that：It is described
Driving shaft (11) one end processes barreled tooth flank spline (13) and coordinates with input sun gear spline (21), and driving shaft (11) is expert at by installation
Two rolling bearing (12) supports inside carrier.
3. a kind of high-power energy saving type planetary gear speed-adjusting driving system according to claim 2, it is characterised in that：It is described
Input sun gear (22) is set as floating structure, and sun gear processes endoporus, and endoporus is blind hole, and equipped with input sun gear spline
(21) couple with the barreled tooth flank spline of driving shaft (13) cooperation, carry out transmission torque, input sun gear (22) divides uniform load
On one group of planetary gear shaft group (31), input sun gear (22) positions equal by one group of planetary gear shaft group (31) circumferencial direction cloth
Cloth is defined in center；Input sun gear (22) is coupled with driving shaft (11) using barreled tooth flank spline, and barreled tooth flank spline is used for
Input sun gear (22) is adjusted to float.
4. a kind of high-power energy saving type planetary gear speed-adjusting driving system according to claim 1, it is characterised in that：The row
Star gear shaft group (31) both ends are respectively mounted rolling bearing (32), and rolling bearing (32) is bushed on planet carrier (61).
5. a kind of high-power energy saving type planetary gear speed-adjusting driving system according to claim 1, it is characterised in that：It is described defeated
Sunny wheel (41) is set as floating structure, and sun gear processes endoporus, and endoporus is blind hole, and output sun gear (41) is equipped with output too
Sun wheel spline (42) couples with barreled tooth flank spline (51) cooperation being arranged on driven axle (53), carries out transmission torque, described passive
Axis (53) is supported by being mounted on the internal bearing (52) of planet carrier (61).
6. a kind of high-power energy saving type planetary gear speed-adjusting driving system according to claim 1, it is characterised in that：It is described
Planet carrier (61) is set as split type, and both sides link together with planetary gear shaft group (31) both ends respectively, differential external gear
(71) it is individually bushed on planet carrier or directly in planet carrier (61) upper rolling tooth, planet carrier both ends is supported by a rolling bearing (62)
In on babinet (20), when planet carrier direction of rotation is identical as output end direction of rotation, output end speedup, when planet carrier rotation side
To it is opposite with output end direction of rotation when for slow down.
7. a kind of high-power energy saving type planetary gear speed-adjusting driving system according to claim 1, it is characterised in that：It is described
Auxiliary input end gear axis (83) both ends are supported by rolling bearing (82), and auxiliary input end gear axis (83) is mounted on babinet (20).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820186795.3U CN207830478U (en) | 2018-02-02 | 2018-02-02 | A kind of high-power energy saving type planetary gear speed-adjusting driving system |
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| CN201820186795.3U CN207830478U (en) | 2018-02-02 | 2018-02-02 | A kind of high-power energy saving type planetary gear speed-adjusting driving system |
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| CN207830478U true CN207830478U (en) | 2018-09-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167402A (en) * | 2018-02-02 | 2018-06-15 | 江苏南自通华电力自动化股份有限公司 | A kind of high-power energy saving type planetary gear speed-adjusting driving system |
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2018
- 2018-02-02 CN CN201820186795.3U patent/CN207830478U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167402A (en) * | 2018-02-02 | 2018-06-15 | 江苏南自通华电力自动化股份有限公司 | A kind of high-power energy saving type planetary gear speed-adjusting driving system |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 210000 No. 519-1 Chengxin Avenue, Jiangning District, Nanjing, Jiangsu. Patentee after: Jiangsu Nanzi Tonghua Smart Energy Co., Ltd Address before: Jiangning District of Nanjing City, Jiangsu Province, 210000 Tong Road No. 101 Patentee before: JIANGSU NICETOWN ELECTRIC POWER AUTOMATION Co.,Ltd. |
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| CP03 | "change of name, title or address" |