CN201208954Y - Rotary planet reduction machine with external braking - Google Patents
Rotary planet reduction machine with external braking Download PDFInfo
- Publication number
- CN201208954Y CN201208954Y CNU2008200287285U CN200820028728U CN201208954Y CN 201208954 Y CN201208954 Y CN 201208954Y CN U2008200287285 U CNU2008200287285 U CN U2008200287285U CN 200820028728 U CN200820028728 U CN 200820028728U CN 201208954 Y CN201208954 Y CN 201208954Y
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- China
- Prior art keywords
- level
- internally toothed
- sun wheel
- toothed annulus
- spoke
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model belongs to the field of the mechanical transmission, particularly relates to an external brake rotary planetary reducer applied to the machineshop truck wheel driving. The external brake rotary planetary reducer is characterized in that a hydraulic motor (1) is connected outside a frame (2); the output shaft of the hydraulic motor (1) is connected with a planetary reduction gear through a spline housing (17); the planetary reduction gear is connected with a spoke (8); a friction plate component (7) is arranged outside a link span installed between the spoke (8) and the frame (2) and at a position near the spoke (8); the friction plate component (7) is connected with one end of a piston (4), and the other end of the piston (4) is communicated with a high-pressure oil port. The utility model has compact structure, reliable and safe performance and functions as a low-speed output end.
Description
Technical field
The utility model belongs to mechanical transmission fields, the outer-brake rotary planetary retarder on particularly a kind of wheel drive that is applied to engineering truck.
Background technology
The wheel drive of domestic existing engineering truck is final transmission of parallel-axes gears or planetary gear type, brake mode is at a high speed level input shaft braking, and can brake when stopping, and can not be used for service brake, and because this brake mode power-transfer clutch is installed on the high speed level input shaft, heating is serious.
Summary of the invention
The purpose of this utility model provides a kind of compact conformation, the safe and reliable low speed turbine stage mouth outer-brake rotary formula planetary gear speed reducing mechanism of performance, and realizes the target of driving dynamic brake.
The purpose of this utility model is to realize like this, a kind of outer-brake rotary planetary retarder, it is characterized in that: be connected with HM Hydraulic Motor in the vehicle frame outside, hydraulic motor output shaft is connected with planetary reducer by spline housing, planetary reducer connects spoke, the link span outside between spoke and vehicle frame, and friction plate assembly is arranged near the position of spoke, friction plate assembly is connected with piston, and the piston other end communicates with the high pressure hydraulic fluid port.
Described planetary reducer comprises secondary internally toothed annulus, secondary planet frame, secondary planet wheel, primary planet carrier, one-level satellite gear, one-level sun wheel shaft, secondary sun wheel, one-level internally toothed annulus: the one-level sun wheel shaft in the planetary reducer is connected with spline housing, one-level sun wheel shaft outer end and the engagement of one-level satellite gear, one-level satellite gear and the engagement of one-level internally toothed annulus, one-level internally toothed annulus and secondary internally toothed annulus constitute the primary planet pinion driving device by bolted connection by one-level sun wheel shaft, one-level satellite gear, primary planet carrier; Primary planet carrier and the socket of secondary sun wheel, secondary sun wheel and the engagement of secondary planet wheel, secondary planet is taken turns by bearing installation on the secondary planet frame; Constitute the secondary planetary gear driving device by secondary sun wheel, secondary planet wheel, secondary planet frame and secondary internally toothed annulus; Secondary internally toothed annulus and spoke pass through bolted connection then.
Characteristics of the present utility model are: retarder integral body is connected on the vehicle frame, when retarder is worked, high pressure oil enters through hydraulic fluid port, in the fully enclosed annular space, piston and spring assembly are compressed, friction lining is in the separation free state at this moment, HM Hydraulic Motor is started working, power is shunted through the one-level planetary transmission, a part reaches the one-level internally toothed annulus, another part reaches the secondary planet transmission, pinion carrier is in stationary state, power is by the secondary sun wheel, secondary planet wheel engagement reaches on the secondary internally toothed annulus, and drives spoke and rotate with the one-level internally toothed annulus back of confluxing, and then together with wheel.In the vehicle ' process, hydraulic efficiency pressure system can according to circumstances pressurize, discharge and be chain to realize the driving dynamic brake with HM Hydraulic Motor.
Description of drawings
Below in conjunction with the embodiment accompanying drawing the utility model is described further.
Fig. 1 is the outer-brake rotary planetary gear speed reducing mechanism structural representation;
Fig. 2 is an outer-brake rotary planetary reducer structure schematic diagram.
Among the figure: 1, HM Hydraulic Motor; 2, vehicle frame; 3, spring assembly; 4, piston; 5, high pressure hydraulic fluid port; 6, casing; 7, friction plate assembly; 8, spoke; 9, secondary internally toothed annulus; 10, secondary planet frame; 11, secondary planet wheel; 12, primary planet carrier; 13, one-level satellite gear; 14, one-level sun wheel shaft; 15, secondary sun wheel; 16, one-level internally toothed annulus; 17, spline housing; 18, bearing; 19, hydraulic motor output shaft.
The specific embodiment
As shown in Figure 1, be connected with HM Hydraulic Motor 1 in vehicle frame 2 outsides, HM Hydraulic Motor 1 provides power, and spring assembly 3, piston 4 compress (braking) with friction plate assembly 7.When retarder is worked, high pressure oil enters through hydraulic fluid port 5, in a fully enclosed annular space, piston 4 and spring assembly 3 are compressed, friction plate assembly 7 is in released state at this moment, HM Hydraulic Motor 1 is started working, power is via reaching planetary reducer with hydraulic motor output shaft 19 bonded assembly spline housings 17, planetary reducer connects spoke 8, the link span outside between spoke 8 and vehicle frame 2, and there is friction plate assembly 7 position near spoke 8, there is casing 6 in the outside of friction plate assembly 7, and friction plate assembly 7 is connected with piston 4, and piston 4 other ends communicate with high pressure hydraulic fluid port 5.Hydraulic motor output shaft 19 is by rotating at vehicle frame 2 bonded assembly bearings 18, and then spoke 8 rotations that are connected with planetary reducer of drive, thereby together with wheel.
Can there be one to understand more clearly to Fig. 1 by Fig. 2.Planetary reducer comprises secondary internally toothed annulus 9, secondary planet frame 10, secondary planet wheel 11, primary planet carrier 12, one-level satellite gear 13, one-level sun wheel shaft 14, secondary sun wheel 15, one-level internally toothed annulus 16; One-level sun wheel shaft 14 in the planetary reducer is connected with spline housing 17, one-level sun wheel shaft 14 outer ends and 13 engagements of one-level satellite gear, one- level satellite gear 13 and 16 engagements of one-level internally toothed annulus, one-level internally toothed annulus 16 passes through bolted connection with secondary internally toothed annulus 9, constitutes the primary planet pinion driving device by one-level sun wheel shaft 14, one-level satellite gear 13, primary planet carrier 12; Primary planet carrier 12 and 15 sockets of secondary sun wheel, secondary sun wheel 15 and 11 engagements of secondary planet wheel, secondary planet wheel 11 by bearing installation on secondary planet frame 10; Constitute the secondary planetary gear transmission device by secondary sun wheel 15, secondary planet wheel 11, secondary planet frame 10 and secondary internally toothed annulus 9; Secondary internally toothed annulus 9 and spoke 8 bolt togethers then.
Working process of the present utility model is: retarder integral body is connected on the vehicle frame 2, and HM Hydraulic Motor 1 provides power, and spring assembly 3, piston 4 compress (braking) with friction plate assembly 7.When retarder is worked, high pressure oil enters through high pressure hydraulic fluid port 5, in a fully enclosed annular space, piston 4 and spring assembly 3 are compressed, friction lining is in the separation free state at this moment, HM Hydraulic Motor 1 is started working, power reaches one-level sun wheel shaft 14 via spline housing 17, through one-level planetary transmission (one-level satellite gear 13, one-level internally toothed annulus 16) shunting, a part reaches one-level internally toothed annulus 16, another part reaches secondary planet transmission (secondary sun wheel 15 through primary planet carrier 12, secondary planet wheel 11, secondary internally toothed annulus 9), pinion carrier is in stationary state, power is by secondary sun wheel 15,11 engagements of secondary planet wheel reach on the secondary internally toothed annulus 9, and drive spoke 8 and rotate, and then together with wheel with one-level internally toothed annulus 16 back of confluxing.In the vehicle ' process, hydraulic efficiency pressure system can according to circumstances pressurize, discharge and be chain to realize the driving dynamic brake with HM Hydraulic Motor.
Be not described in detail part among the above embodiment, belong to the known technology and the equipment of the industry or relevant industries, or employing is industrial practice.
Claims (2)
1, a kind of outer-brake rotary planetary retarder, it is characterized in that: be connected with HM Hydraulic Motor (1) in vehicle frame (2) outside, HM Hydraulic Motor (1) output shaft is connected with planetary reducer by spline housing (17), planetary reducer connects spoke (8), the link span outside between spoke (8) and vehicle frame (2), and there is friction plate assembly (7) position near spoke (8), and friction plate assembly (7) is connected with piston (4), and piston (4) other end communicates with high pressure hydraulic fluid port (5).
2, a kind of outer-brake rotary planetary retarder according to claim 1 is characterized in that: described planetary reducer comprises secondary internally toothed annulus (9), secondary planet frame (10), secondary planet wheel (11), primary planet carrier (12), one-level satellite gear (13), one-level sun wheel shaft (14), secondary sun wheel (15), one-level internally toothed annulus (16); One-level sun wheel shaft (14) in the planetary reducer is connected with spline housing (17), one-level sun wheel shaft (14) outer end and one-level satellite gear (13) engagement, one-level satellite gear (13) and one-level internally toothed annulus (16) engagement, one-level internally toothed annulus (16) passes through bolted connection with secondary internally toothed annulus (9), constitutes the primary planet pinion driving device by one-level sun wheel shaft (14), one-level satellite gear (13), primary planet carrier (12); Primary planet carrier (12) and secondary sun wheel (15) socket, secondary sun wheel (15) and secondary planet wheel (11) engagement, secondary planet wheel (11) by bearing installation on secondary planet frame (10); Constitute the secondary planetary gear driving device by secondary sun wheel (15), secondary planet wheel (11), secondary planet frame (10) and secondary internally toothed annulus (9); Secondary internally toothed annulus (9) passes through bolted connection with spoke (8) then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200287285U CN201208954Y (en) | 2008-04-02 | 2008-04-02 | Rotary planet reduction machine with external braking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200287285U CN201208954Y (en) | 2008-04-02 | 2008-04-02 | Rotary planet reduction machine with external braking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201208954Y true CN201208954Y (en) | 2009-03-18 |
Family
ID=40479683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200287285U Expired - Fee Related CN201208954Y (en) | 2008-04-02 | 2008-04-02 | Rotary planet reduction machine with external braking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201208954Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305269A (en) * | 2011-08-18 | 2012-01-04 | 宁波新宏液压有限公司 | Planet gear and bevel gear fitting driving device |
| CN103016631A (en) * | 2011-09-20 | 2013-04-03 | 赣州五环机器有限责任公司 | Slewing planetary gear reducer |
| CN104653727A (en) * | 2013-11-21 | 2015-05-27 | 宁波市鄞州拓隆传动设备有限公司 | Variable speed winding planetary reducer |
| CN110469654A (en) * | 2019-09-06 | 2019-11-19 | 烟台杰瑞石油装备技术有限公司 | A kind of turbine pressure break reduction gearbox |
-
2008
- 2008-04-02 CN CNU2008200287285U patent/CN201208954Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305269A (en) * | 2011-08-18 | 2012-01-04 | 宁波新宏液压有限公司 | Planet gear and bevel gear fitting driving device |
| CN103016631A (en) * | 2011-09-20 | 2013-04-03 | 赣州五环机器有限责任公司 | Slewing planetary gear reducer |
| CN103016631B (en) * | 2011-09-20 | 2016-08-03 | 赣州五环机器股份有限公司 | A kind of rotary planetary reductor |
| CN104653727A (en) * | 2013-11-21 | 2015-05-27 | 宁波市鄞州拓隆传动设备有限公司 | Variable speed winding planetary reducer |
| CN110469654A (en) * | 2019-09-06 | 2019-11-19 | 烟台杰瑞石油装备技术有限公司 | A kind of turbine pressure break reduction gearbox |
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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: XI'AN WINDPOWER EQUIPMENT CO.,LTD. OF CHINA WATER INVESTMENT Group Assignor: China National Heavy Machinery Research Institute Co.,Ltd. Contract fulfillment period: 2009.8.1 to 2014.8.1 Contract record no.: 2009610000170 Denomination of utility model: Rotary planet reduction machine with external braking Granted publication date: 20090318 License type: Exclusive license Record date: 20091216 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.8.1 TO 2014.8.1; CHANGE OF CONTRACT Name of requester: XI AN WIND POWER CO., LTD.OF CHINA WATER INVESTMEN Effective date: 20091216 |
|
| C56 | Change in the name or address of the patentee |
Owner name: CHINA NATIONAL HEAVY MACHINERY RESEARCH INSTITUTE Free format text: FORMER NAME: CHINA HEAVY MACHINERY INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 710032 Shaanxi city in Xi'an province Xin Jiamiao Xi'an Heavy Machinery Research Institute Patentee after: China National Heavy Machinery Research Institute Co.,Ltd. Address before: 710032 Shaanxi city in Xi'an province Xin Jiamiao Xi'an Heavy Machinery Research Institute Patentee before: China National Heavy Machinery Research Institute Co.,Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 710032 Shaanxi city in Xi'an province Xin Jiamiao Patentee after: CHINA NATIONAL HEAVY MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 710032 Shaanxi city in Xi'an province Xin Jiamiao Xi'an Heavy Machinery Research Institute Patentee before: China National Heavy Machinery Research Institute Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090318 Termination date: 20150402 |
|
| EXPY | Termination of patent right or utility model |