CN203363053U - Planetary speed adjusting device with viscous transmission function - Google Patents
Planetary speed adjusting device with viscous transmission function Download PDFInfo
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- CN203363053U CN203363053U CN 201320397753 CN201320397753U CN203363053U CN 203363053 U CN203363053 U CN 203363053U CN 201320397753 CN201320397753 CN 201320397753 CN 201320397753 U CN201320397753 U CN 201320397753U CN 203363053 U CN203363053 U CN 203363053U
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Abstract
The utility model discloses a planetary speed adjusting device with the viscous transmission function. The planetary speed adjusting device with the viscous transmission function comprises a box body, a high-speed input shaft and a load output shaft, wherein the high-speed input shaft and the load output shaft are connected through a speed reducing gear pair, an oil film clutch and a sun gear are arranged on the high-speed input shaft, the sun gear is meshed with a planetary gear train, the planetary gear train comprises two planetary gear carriers and planetary gears installed on the planetary gear carriers, and the two planetary gear carriers and the planetary gears corresponding to the planetary gear carriers are arranged on the upper side and the lower side of the high-speed input shaft respectively. Due to the fact that the liquid viscous transmission speed adjustment mode is adopted by the planetary speed adjusting device with the viscous transmission function, speed adjustment is smooth and steady, controllability is high, the function of stepless speed adjustment is achieved, and a load can run at different speeds to meet the requirements of various working conditions.
Description
Technical field
The utility model relates to a kind of arrangements for speed regulation, relates in particular to a kind of planetary speed regulating device that adopts Viscous Driving.
Background technique
Belt Conveyors is as one of continuous conveyor tool of conveying capacity maximum, modern material transportation application equipment very widely, because the advantages such as it possesses than strong continuous conveying capacity, strong adaptability, operates steadily, simple in structure, energy input is low, little to the fragmentation of material, environmental pollution is little, management and maintenance is convenient, investment cost is lower are widely used in the fields such as harbour, metallurgy, electric power and colliery.Improving constantly along with production automation level in recent years, requirement to Belt Conveyors also improves gradually, the haul distance of Belt Conveyors, freight volume, power and speed are all towards higher development, make the requirement of Belt Conveyors starting drive also more and more highlyer, comprise heating value, volume size, speed adjusting performance and cost of production etc.
Development along with the Belt Conveyors starting drive, the soft starting device kind be applied on Belt Conveyors is also more and more, and the transmission device that How to choose is stable, energy-conservation, speed governing is effective has become the required key issue of facing in the Belt Conveyors using process.Driving compound mode commonly used comprises at present:
1, fluid coupling and retarder: fluid coupling is that dependence liquid is the dydraudynamic drive unit that medium carrys out transmitted power, this device can be realized No Load Start and the speed governing of load, hydraulic couplers can be divided into two kinds of moment-limited hydraulic Coupler and speed regulation type hydrodynamic couplers, wherein, the hydraulic couplers of regulable speed type is mainly used in bulk loads, for example long apart from the large conveying quantity Belt Conveyors.Existing speed regulation type hydrodynamic coupler is simple in structure, can regulate starting time arbitrarily according to main parameter, there is no mechanical wear, can under the condition severe at environment, work, working life is longer, easily realize automatic control and the convenient operating maintenance of Belt Conveyors, but, the degree of regulation of this device is lower, the start up curve that is difficult to realize ideal, and there is a unstable region, in addition, speed regulation type hydrodynamic coupler is when normal operation, the slippage that 3%-5% is always arranged, so not only can cause energy dissipation, and can cause the working medium heating, reduce the working life of device.
2, the sticky Soft Starting System of liquid and retarder: soft actuating mechanism of liquid viscosity is current collection gas, machinery, hydraulic pressure is in the soft starting device of one, it utilizes the sticky shearing power of oil film between friction plate to carry out transmitting torque, this device can guarantee the No Load Start of motor, reduce the impact to machinery and electrical network, efficiently solve the heavy load starting problem of Belt Conveyors, when transshipping, Belt Conveyors can also realize overload protection, and to a certain degree realize many motors driving power equilibrium problem, but, also there is shortcomings simultaneously in it, for example, the electrohydraulic system more complicated, the low speed large-slip, the operating mode speed governing is unstable, if adopt the form of body and hydraulic station split, also there will be volume large, the problem that structure is not compact.
3, ac motor speed control by variable frequency system: it mainly is comprised of the controlled transistor of power device GBT insulated gate electrode and reactor and controller, its working principle is based on the frequency change of ingoing power device ac power supply, and the frequency that changes ac power supply by the insulated gate electrode in controller regulating power device realizes speed governing.The adjusting speed accuracy of this frequency conversion speed-adjusting system is higher, and speed adjustable range is larger, but also there are many defects in it, for example, higher to the requirement of ambient temperature and turbidity test simultaneously; During underground work, the heating problem of high pressure, high power device relatively is difficult to solve; Higher harmonics is particularly serious to the interference problem of electrical network; Expensive, cost is more high.
4, CST controllable initiating device: this device is to adopt the liquid viscosity technology to realize the controllable initiating system of transmission, its motor passes to load to power and moment of torsion by input shaft through double reduction, CST controllable initiating device has successfully solved the problems such as the startup of Belt Conveyors and power-balance, and adjusting speed accuracy is high, variable-speed operation stable.But CST is imported product, expensive, and the operation expense in later stage is higher, in addition, CST is applied on lower velocity shaft, makes the device volume of soft start part larger, and during stable operation, planet carrier rotates output, makes the CST internal calorific power large, has reduced the working life of device.
As can be seen here, prior art awaits further improving.
The model utility content
The utility model is the deficiency of avoiding above-mentioned prior art to exist, and a kind of planetary speed regulating device that adopts Viscous Driving is provided.
A kind of planetary speed regulating device that adopts Viscous Driving, comprise casing, high speed input shaft and load output shaft, between described high speed input shaft and load output shaft, by speed reducing gear pair, be connected, be provided with oil film clutch and sun gear on described high speed input shaft, described sun gear is meshed with planetary gear train, described planetary gear train comprises two planetary wheel carriers and is arranged on the planet wheel on described planetary wheel carrier, described two planetary wheel carriers and with it corresponding planet wheel lay respectively at the both sides up and down of described high speed input shaft.
The internal tooth hub that the input end of described oil film clutch comprises rolling disc, be connected with rolling disc and the active friction plate be connected with described internal tooth hub; The output terminal of described oil film clutch comprises driven friction disk, and described driven friction disk is connected with the above line star wheel frame, and described active friction plate and driven friction disk form friction pair jointly.
Described oil film clutch also comprises oil cylinder, control oil pipe road, lubricating oil pipeline, piston assembly and Returnning spring, described control oil pipe road is controlled hydraulic oil and is imported described oil cylinder, and described lubricating oil pipeline can import lubricant oil in the space at above-mentioned active friction plate and driven friction disk place.
In described planet wheel, cross-under has planet wheel shaft, and an end of described planet wheel is large diameter gear, and the other end is small-diameter gear, and described large diameter gear and small-diameter gear one are connected; Above-mentioned sun gear is meshed with large diameter gear.
The axis of described planet wheel shaft, high speed input shaft and load output shaft is arranged in parallel.
Described speed reducing gear pair comprises intermediate gear and output gear, and described intermediate gear is nested with on above-mentioned input shaft, and described output gear is nested with on the load output shaft; Described intermediate gear comprises large footpath spur gear and path spur gear, and described large footpath spur gear is meshed with the small-diameter gear of above-mentioned two planet wheels, and described path spur gear is meshed with above-mentioned output gear.
Described active friction plate is connected with above-mentioned internal tooth hub by the internal gear spline, and described driven friction disk is connected with the above line star wheel frame by the external gear spline.
Be provided with deep groove ball bearing between described planet wheel shaft and large diameter gear, between described planet wheel shaft and small-diameter gear, be provided with needle bearing.
Described large footpath spur gear all is connected with above-mentioned high speed input shaft by deep groove ball bearing with the path spur gear.
Described high speed input shaft all is connected with casing by deep groove ball bearing with the load output shaft.
Owing to having adopted technique scheme, the obtained beneficial effect of the utility model is:
1, in the utility model, the relative rotation speed between the driving and driven friction plate of oil film clutch is lower, hydraulic pressure oil film between friction plate is the laminar flow shape, can greatly improve adjusting speed accuracy of the present utility model and speed governing stability, make load according to speed, the acceleration diagram smooth starting set, for the smooth long term running of Belt Conveyors provides sound assurance.
2, the utility model not only has the deceleration of common retarder, also has the bulk loads of making and slowly starts the function with stepless speed regulation, thereby can make to load on the requirement that operation under friction speed meets various operating modes.
3, the utility model can be realized the No Load Start of motor; impact to electrical network and mechanical system is little; can realize the smooth starting of Belt Conveyors, machinery and electric part are played a very good protection, can extend the working life of belt conveyor system and component thereof.
4, the utility model not only has overload protection function, and, when the same load of the common driving of multiple electric motors, can realize the power-balance between each motor.
5, the utility model adopts the mode of speed regulation of liquid viscosity transmission, and speed governing is steady, and controllability is high.
6, overall structure size of the present utility model is little, low to the hydraulic system requirement, and compact structure, save space.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The partial enlarged drawing that Fig. 2 is Fig. 1.
Fig. 3 is structure diagram of the present utility model.
Wherein,
1, high speed input shaft 2, casing 3, control oil pipe road 4, internal tooth hub 5, planetary wheel carrier 6, friction pair 6-1, active friction plate 6-2, driven friction disk 7, Returnning spring 8, planet wheel 8-1, large diameter gear 8-2, small-diameter gear 9, sun gear 10, oil cylinder 11, piston assembly 12, lubricating oil pipeline 13, deep groove ball bearing 14, output gear 15, load output shaft 16, intermediate gear 16-1, large footpath spur gear 16-2, path spur gear 17, needle bearing 18, planet wheel shaft
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail, but the utility model is not limited to these embodiments.
As shown in Figure 1 to Figure 3, a kind of planetary speed regulating device that adopts Viscous Driving, comprise casing 2, high speed input shaft 1 and load output shaft 15, described high speed input shaft 1 all is connected with casing 2 by deep groove ball bearing 13 with load output shaft 15, between described high speed input shaft 1 and load output shaft 15, by speed reducing gear pair, be connected, be provided with oil film clutch and sun gear 9 on described high speed input shaft 1, described sun gear 9 is meshed with planetary gear train, described planetary gear train comprises two planetary wheel carriers 5 and is arranged on the planet wheel 8 on described planetary wheel carrier 5, described two planetary wheel carriers 5 reach the both sides up and down that corresponding with it planet wheel 8 lays respectively at described high speed input shaft 1.
The internal tooth hub 4 that the input end of described oil film clutch comprises rolling disc, be connected with rolling disc and the active friction plate 6-1 be connected with described internal tooth hub 4, described active friction plate 6-1 is connected with above-mentioned internal tooth hub 4 by the internal gear spline; The output terminal of described oil film clutch comprises driven friction disk 6-2, and described driven friction disk 6-2 is connected with above line star wheel frame 5 by the external gear spline, and described active friction plate 6-1 and driven friction disk 6-2 form friction pair jointly; Described oil film clutch also comprises oil cylinder 10, control oil pipe road 3, lubricating oil pipeline 12, piston assembly 11 and Returnning spring 7, described control oil pipe road 3 is controlled hydraulic oil and is imported described oil cylinder 10, and described lubricating oil pipeline 12 can import lubricant oil in the space at above-mentioned active friction plate 6-1 and driven friction disk 6-2 place.
The interior cross-under of described planet wheel 8 has planet wheel shaft 18, and an end of described planet wheel 8 is large diameter gear 8-1, and the other end is small-diameter gear 8-2, and described large diameter gear 8-1 and small-diameter gear 8-2 one are connected; Above-mentioned sun gear 9 is meshed with large diameter gear 8-1; Be provided with deep groove ball bearing between described planet wheel shaft 18 and large diameter gear 8-1, between described planet wheel shaft 18 and small-diameter gear 8-2, be provided with needle bearing 17.
Described speed reducing gear pair comprises intermediate gear 16 and output gear 14, and described intermediate gear 16 is nested with on above-mentioned input shaft 1, and described output gear 15 is nested with on load output shaft 15; Described intermediate gear 16 comprises large footpath spur gear 16-1 and path spur gear 16-2, and described large footpath spur gear 16-1 is meshed with the small-diameter gear 8-2 of above-mentioned two planet wheels 8, and described path spur gear 16-2 is meshed with above-mentioned output gear 14; Described large footpath spur gear 16-1 all is connected with above-mentioned high speed input shaft 1 by deep groove ball bearing with path spur gear 16-2.
The axis of described planet wheel shaft 18, high speed input shaft 1 and load output shaft 15 is arranged in parallel.
Working principle of the present utility model can be briefly described below:
1 rotation of motoring high speed input shaft, during beginning, oil film clutch control oil pressure is zero, between driving and driven friction plate, separates, and because load resistance is larger, load output shaft 15 is static, and speed reducing gear pair is also static.Owing to separating between driving and driven friction plate, non-resistance between the two, so planet wheel 8 is done revolution motion around sun gear 9 under the drive of sun gear 9, planetary wheel carrier 5 rotates around sun gear 9.When oil film clutch is controlled the oil pressure rising, the driving and driven friction plate of oil film clutch starts laminating, and due to the existence of oil-shear power, planetary wheel carrier 5 speed under the braking action of active friction plate 6-1 starts to descend, along with the increase of oil pressure, the rotating speed of planetary wheel carrier 5 is more and more lower.Now, load output shaft 15 starts to be with dynamic load to rotate, and, along with the increase of oil pressure, output speed is more and more higher, finally reaches rated speed.In this process, control the size of oil pressure by adjustment, can adjust starting time, make its speed and acceleration according to desirable curvilinear motion, obtain desirable start-up course.
Although more use herein terms such as high speed input shaft 1, control oil pipe road 3, friction pair 6, planet wheel 8, oil cylinder 10, output gear 14, needle bearing 17, planet wheel shaft 18, do not get rid of the possibility of using other term.Using these terms is only in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Need to further illustrate, specific embodiment described herein is only to spiritual example explanation of the present utility model.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (10)
1. a planetary speed regulating device that adopts Viscous Driving, comprise casing, high speed input shaft and load output shaft, it is characterized in that: between described high speed input shaft and load output shaft, by speed reducing gear pair, be connected, be provided with oil film clutch and sun gear on described high speed input shaft, described sun gear is meshed with planetary gear train, described planetary gear train comprises two planetary wheel carriers and is arranged on the planet wheel on described planetary wheel carrier, described two planetary wheel carriers and with it corresponding planet wheel lay respectively at the both sides up and down of described high speed input shaft.
2. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 1 is characterized in that: the input end of described oil film clutch comprises rolling disc, the internal tooth hub be connected with rolling disc and the active friction plate be connected with described internal tooth hub; The output terminal of described oil film clutch comprises driven friction disk, and described driven friction disk is connected with the above line star wheel frame, and described active friction plate and driven friction disk form friction pair jointly.
3. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 2, it is characterized in that: described oil film clutch also comprises oil cylinder, control oil pipe road, lubricating oil pipeline, piston assembly and Returnning spring, described control oil pipe road is controlled hydraulic oil and is imported described oil cylinder, and described lubricating oil pipeline can import lubricant oil in the space at above-mentioned active friction plate and driven friction disk place.
4. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 1, it is characterized in that: in described planet wheel, cross-under has planet wheel shaft, one end of described planet wheel is large diameter gear, and the other end is small-diameter gear, and described large diameter gear and small-diameter gear one are connected; Above-mentioned sun gear is meshed with large diameter gear.
5. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 4, it is characterized in that: the axis of described planet wheel shaft, high speed input shaft and load output shaft is arranged in parallel.
6. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 4, it is characterized in that: described speed reducing gear pair comprises intermediate gear and output gear, described intermediate gear is nested with on above-mentioned input shaft, and described output gear is nested with on the load output shaft; Described intermediate gear comprises large footpath spur gear and path spur gear, and described large footpath spur gear is meshed with the small-diameter gear of above-mentioned two planet wheels, and described path spur gear is meshed with above-mentioned output gear.
7. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 2 is characterized in that: described active friction plate is connected with above-mentioned internal tooth hub by the internal gear spline, and described driven friction disk passes through the external gear spline and is connected with the above line star wheel frame.
8. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 4, is characterized in that: be provided with deep groove ball bearing between described planet wheel shaft and large diameter gear, between described planet wheel shaft and small-diameter gear, be provided with needle bearing.
9. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 6, it is characterized in that: described large footpath spur gear all is connected with above-mentioned high speed input shaft by deep groove ball bearing with the path spur gear.
10. a kind of planetary speed regulating device that adopts Viscous Driving according to claim 1, it is characterized in that: described high speed input shaft all is connected with casing by deep groove ball bearing with the load output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320397753 CN203363053U (en) | 2013-07-05 | 2013-07-05 | Planetary speed adjusting device with viscous transmission function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320397753 CN203363053U (en) | 2013-07-05 | 2013-07-05 | Planetary speed adjusting device with viscous transmission function |
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| Publication Number | Publication Date |
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| CN203363053U true CN203363053U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320397753 Expired - Fee Related CN203363053U (en) | 2013-07-05 | 2013-07-05 | Planetary speed adjusting device with viscous transmission function |
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| CN (1) | CN203363053U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211965A (en) * | 2020-10-28 | 2021-01-12 | 重庆清平机械有限责任公司 | Wheel-side speed reducing structure with diaphragm clutch |
-
2013
- 2013-07-05 CN CN 201320397753 patent/CN203363053U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211965A (en) * | 2020-10-28 | 2021-01-12 | 重庆清平机械有限责任公司 | Wheel-side speed reducing structure with diaphragm clutch |
| CN112211965B (en) * | 2020-10-28 | 2023-08-22 | 重庆清平机械有限责任公司 | Wheel side speed reducing structure with diaphragm clutch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG KEDA ELECTRICAL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHANDONG KEDA M + E TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 272103 Industrial Zone, Wang Yuan hi tech Zone, Shandong, Jining Patentee after: Shandong Keda Electrical Technology Co., Ltd. Address before: 272103 Industrial Zone, Wang Yuan hi tech Zone, Shandong, Jining Patentee before: Shandong Keda M&E Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20180705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |