CN202301883U - Cooling and lubricating system for speed changer - Google Patents
Cooling and lubricating system for speed changer Download PDFInfo
- Publication number
- CN202301883U CN202301883U CN2011203697207U CN201120369720U CN202301883U CN 202301883 U CN202301883 U CN 202301883U CN 2011203697207 U CN2011203697207 U CN 2011203697207U CN 201120369720 U CN201120369720 U CN 201120369720U CN 202301883 U CN202301883 U CN 202301883U
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- oil
- speed changer
- shaft
- input shaft
- main shaft
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Abstract
The utility model provides a cooling and lubricating system for a speed changer. The problem are mainly solved that when the work angle of the prior speed changer is large, the lubrication is unsatisfying, each part requiring lubrication cannot be lubricated effectively, and the heat in the speed changer cannot be dispersed in time, which causes deterioration of lubricating oil. The cooling and lubricating system for a speed changer includes an input shaft, a main shaft and an output shaft. The input shaft is fixedly provided with a gear pump; lubricating oil is pumped into the gear pump by an oil pumping apparatus; the gear pump is respectively provided with an oil output hole and an oil return hole; the oil output hole is connected with the input terminal of a cooling circuit; the output terminal of the cooling circuit is respectively connected with an intermediate shaft and one side of the oil return hole; and the other side of the oil return hole is communicated with the oil inlet hole arranged on the input shaft. The cooling and lubricating system for a speed changer possesses a simple structure, and is suitable for speed changers of various different models.
Description
Technical field
The utility model relates to a kind of cooling and lubricating system, is specifically related to a kind of heavy-duty automotive speed changer and uses cooling and lubricating system.
Background technique
The inner lubricating system of tradition speed changer is generally splash lubrication, no effective lubricating oil system; When making operating angle when speed changer big like this, the lubricant oil of case of transmission bottom will concentrate on and hang down a side, cause the component lubrications such as gear and bearing of a higher side bad; Simultaneously; When the moment of torsion that transmits when speed changer is very big, can produce more heat in the speed changer, if heat can not get in time distributing; Lubricant oil maybe Yin Wendu too high and deterioration failure; And insufficient lubrication or the too high speed changer that all can damage of oil temperature cause speed changer to produce potential safety hazard, possibly cause the generation of accident when serious.
Summary of the invention
The speed changer that the utility model provides is used cooling and lubricating system; Mainly solved existing speed changer insufficient lubrication when operating angle is big; Can't effectively be lubricated each parts that need lubricate, and under the operating mode mal-condition in the speed changer heat can't in time shed and cause the problem of deterioration of lubricant.
The concrete technical solution of the utility model is following:
This speed changer is used cooling and lubricating system, comprises the input shaft, main shaft and the output shaft that connect successively; Be set with gear pump on the said input shaft, gear pump pumps into lubricant oil through oil rig; Be respectively arranged with oil outlet and spill port on the gear pump, oil outlet is connected with the input end of cooling circuit, and the output terminal of cooling circuit is connected with spill port one side with jack shaft respectively, and the oil inlet hole that is provided with on spill port opposite side and the input shaft is communicated with.
Above-mentioned cooling circuit partly is arranged at the speed changer outside, and the cooling circuit that is arranged at the speed changer external lateral portion is provided with heat exchanger.
The output terminal of above-mentioned cooling circuit also is connected with major-minor case lubricant pipe; Major-minor case lubricant pipe is fixed in the major-minor case, and it is provided with spray apertures, and the position of spray apertures needs lubricated part position corresponding with the major-minor case is interior.
Above-mentioned oil rig is arranged on the cavity of gearbox case bottom, and cavity bottom is provided with the oil purifier that is communicated with lubricant oil, and the cavity upper end is communicated with gear pump; Lubricant oil just gets into the cavity of oil pumping in the speed changer after oil purifier filters, and guarantees that oil pump can not suck objectionable impurities such as iron filings.
Above-mentioned input shaft center is provided with the input shaft oil transportation channel vertically, and input shaft oil transportation channel one end is communicated with oil inlet hole; The said alignment of shafts is provided with the main shaft oil transportation channel vertically and front and back connect, and the input shaft oil transportation channel the other end is communicated with or the Spielpassung connection with the main shaft oil transportation channel is seamless; Said main shaft is provided with the lubrication hole of at least one and main shaft external communications; Said main shaft is connected with output shaft away from input shaft one end, and the output shaft center is provided with oil transportation channel vertically, and is provided with the lubrication hole of at least one and output shaft external communications; The main shaft oil transportation channel is connected through the Oil Guide cover with the output shaft oil transportation channel.
The above-mentioned input shaft oil transportation channel the other end overlaps seamless the connection or Spielpassung with the main shaft oil transportation channel through Oil Guide; In the actual production, for the ease of assembling, there is small radial clearance in the Oil Guide cover with the oil transportation channel hole of main shaft, belongs to Spielpassung, when lubricant oil passes through this place, micro-seepage is arranged, and belongs to normal.
The quantity of above-mentioned lubrication hole be arranged on main shaft on the number of spare parts that need be lubricated identical, the central shaft of lubrication hole is vertical with the central shaft of main shaft.
The central shaft of above-mentioned oil inlet hole is perpendicular to the central shaft of input shaft.
The advantage of the utility model is:
This speed changer is used cooling and lubricating system; Owing to be provided with the lubricant oil oil transportation channel at input shaft, main shaft and output shaft center; Speed changer drives main shaft, output shaft rotation through input shaft when work, lubricant oil is thrown away from the lubrication hole that is communicated with main shaft oil transportation channel or output shaft oil transportation channel be lubricated; And the parts that the position of each lubrication hole all is lubricated corresponding to needs, lubricating efficiency effectively improves.
Simultaneously; This speed changer will force cooling and lubrication system to be integrated on the speed changer with cooling and lubricating system; Can cool off with the extraction of the lubricant oil in the speed changer, through outer loop and return in the speed changer; The position pressure lubrication that need lubricate speed changer inside then, the inefficacy of effectively having avoided speed changer and causing because insufficient lubrication or lubricating oil temperature are too high.
This speed changer is used cooling and lubricating system, and is simple in structure, is applicable to the speed changer of various different models.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the thin portion of a utility model schematic representation.
Drawing reference numeral explanation: 1-input shaft; The 2-main shaft; The 3-oil inlet hole; 4-input shaft oil transportation channel; 5-main shaft oil transportation channel; 6-Oil Guide cover; The 7-lubrication hole; The 8-gear pump; The 9-oil outlet; The 10-spill port; 11-jack shaft front bearing retainer; 12-major-minor case lubricant pipe; The 13-heat exchanger; The 14-output shaft.
Embodiment
Below in conjunction with accompanying drawing the utility model is detailed, as shown in Figure 1:
This speed changer is used cooling and lubricating system, comprises the input shaft, main shaft and the output shaft that connect successively, is set with gear pump on the input shaft, and gear pump pumps into lubricant oil in the system through oil rig; Consider that based on saving space angle this oil rig is typically chosen in the gearbox case bottom cavity is set, cavity bottom is provided with the oil purifier that is communicated with lubricant oil, and the cavity upper end is communicated with gear pump; Lubricant oil just gets into the cavity of oil pumping in the speed changer after oil purifier filters, and guarantees that oil pump can not suck objectionable impurities such as iron filings.
Be respectively arranged with oil outlet and spill port on the gear pump, oil outlet is connected with the input end of cooling circuit, and the output terminal of cooling circuit is connected with spill port one side with jack shaft respectively, and the oil inlet hole that is provided with on spill port opposite side and the input shaft is communicated with.
Cooling circuit partly is arranged at the speed changer outside, and the cooling circuit that is arranged at the speed changer external lateral portion is provided with heat exchanger; The output terminal of cooling circuit also is connected with major-minor case lubricant pipe; Major-minor case lubricant pipe is fixed in the major-minor case, and it is provided with spray apertures, and the position of spray apertures needs lubricated part position corresponding with the major-minor case is interior.
Input shaft is provided with the oil inlet hole with the input shaft external communications, and generally the central shaft of this oil inlet hole is perpendicular to the central shaft of input shaft, and oil inlet hole one end is connected with input shaft is outside, is used to make lubricant oil to pass through variety of way and gets in the input shaft.
The input shaft center is provided with the input shaft oil transportation channel vertically; Input shaft oil transportation channel one end is communicated with oil inlet hole; The alignment of shafts is provided with the main shaft oil transportation channel vertically and front and back connect, and the input shaft oil transportation channel the other end is communicated with or the Spielpassung connection with the main shaft oil transportation channel is seamless; In the actual production, for the ease of assembling, there is small radial clearance in the Oil Guide cover with the oil transportation channel hole of main shaft, belongs to Spielpassung, when lubricant oil passes through this place, micro-seepage is arranged, and belongs to normal.
Main shaft is provided with the lubrication hole of at least one and main shaft external communications; The central shaft of lubrication hole and the central shaft of main shaft with vertical be good; The quantity of general lubrication hole be arranged on main shaft on the number of spare parts that need be lubricated identical, all can obtain effective lubricating with each part of guaranteeing to be arranged on the main shaft.
Main shaft generally can be connected with output shaft away from input shaft one end, and the output shaft center is provided with oil transportation channel vertically, and is provided with the lubrication hole of at least one and output shaft external communications; The main shaft oil transportation channel is communicated with or the Spielpassung connection with the output shaft oil transportation channel is seamless, and seamless connection generally adopts the Oil Guide cover to realize.
During use; Gear pump pumps into lubricant oil in the cooling circuit through oil rig; Lubricant oil at first gets into cooling circuit along the oil outlet on the gear pump; After the cools down that is provided with on the cooling circuit, be divided into three the tunnel, get into jack shaft front bearing retainer, spill port and major-minor case lubricant pipe respectively and respectively other parts that need be lubricated in jack shaft front end, main shaft, input shaft and the major-minor case are lubricated.
Wherein the spill port on the gear pump is communicated with oil inlet hole on the input shaft; Lubricant oil gets into the input shaft oil transportation channel in the input shaft through oil inlet hole; And then cover into the main shaft oil transportation channel in the main shaft, the output shaft oil transportation channel in the output shaft through Oil Guide, because input shaft can drive main shaft, output shaft is rotated, therefore; Under action of centrifugal force; Lubricant oil in main shaft oil transportation channel and the output shaft oil transportation channel will throw away through lubrication hole, because each lubrication hole all with on being arranged on main shaft or output shaft needs lubricated part position corresponding, so can carry out effective lubricating to the part that need be lubricated on main shaft or the output shaft after lubricant oil throws away.
Claims (8)
1. a speed changer is used cooling and lubricating system, comprises the input shaft and the main shaft that connect successively; Be set with gear pump on the said input shaft, gear pump pumps into lubricant oil through oil rig; Be respectively arranged with oil outlet and spill port on the gear pump, oil outlet is connected with the input end of cooling circuit, and the output terminal of cooling circuit is connected with spill port one side with jack shaft respectively, and the oil inlet hole that is provided with on spill port opposite side and the input shaft is communicated with.
2. speed changer according to claim 1 is used cooling and lubricating system, it is characterized in that: said cooling circuit partly is arranged at the speed changer outside, and the cooling circuit that is arranged at the speed changer external lateral portion is provided with heat exchanger.
3. speed changer according to claim 1 and 2 is used cooling and lubricating system, it is characterized in that: the output terminal of said cooling circuit also is connected with major-minor case lubricant pipe; Major-minor case lubricant pipe is fixed in the major-minor case, and it is provided with spray apertures, and the position of spray apertures needs lubricated part position corresponding with the major-minor case is interior.
4. speed changer according to claim 3 is used cooling and lubricating system, it is characterized in that: said oil rig is arranged on the cavity of gearbox case bottom, and cavity bottom is provided with the oil purifier that is communicated with lubricant oil, and the cavity upper end is communicated with gear pump.
5. speed changer according to claim 4 is used cooling and lubricating system, it is characterized in that: said input shaft center is provided with the input shaft oil transportation channel vertically, and input shaft oil transportation channel one end is communicated with oil inlet hole; The said alignment of shafts is provided with the main shaft oil transportation channel vertically and front and back connect, and the input shaft oil transportation channel the other end is communicated with or the Spielpassung connection with the main shaft oil transportation channel is seamless; Said main shaft is provided with the lubrication hole of at least one and main shaft external communications; Said main shaft is connected with output shaft away from input shaft one end, and the output shaft center is provided with oil transportation channel vertically, and is provided with the lubrication hole of at least one and output shaft external communications; The main shaft oil transportation channel is communicated with or the Spielpassung connection with the output shaft oil transportation channel is seamless.
6. speed changer according to claim 5 is used cooling and lubricating system, it is characterized in that: the said input shaft oil transportation channel the other end overlaps seamless the connection with the main shaft oil transportation channel through Oil Guide.
7. speed changer according to claim 6 is used cooling and lubricating system, it is characterized in that: the quantity of said lubrication hole be arranged on main shaft on the number of spare parts that need be lubricated identical, the central shaft of lubrication hole is vertical with the central shaft of main shaft.
8. speed changer according to claim 7 is used cooling and lubricating system, it is characterized in that: the central shaft of said oil inlet hole is perpendicular to the central shaft of input shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203697207U CN202301883U (en) | 2011-09-30 | 2011-09-30 | Cooling and lubricating system for speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203697207U CN202301883U (en) | 2011-09-30 | 2011-09-30 | Cooling and lubricating system for speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202301883U true CN202301883U (en) | 2012-07-04 |
Family
ID=46370784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203697207U Expired - Lifetime CN202301883U (en) | 2011-09-30 | 2011-09-30 | Cooling and lubricating system for speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202301883U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527755A (en) * | 2013-10-16 | 2014-01-22 | 浙江长泰机械有限公司 | Middle-sized automotive transmission with main box and auxiliary box |
| CN105673827A (en) * | 2014-11-17 | 2016-06-15 | 沃德(天津)传动有限公司 | Stirring device, speed reducer and box of speed reducer |
| CN105840799A (en) * | 2016-05-19 | 2016-08-10 | 西安法士特汽车传动有限公司 | System for forced lubrication of sub-gearbox of transmission |
-
2011
- 2011-09-30 CN CN2011203697207U patent/CN202301883U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527755A (en) * | 2013-10-16 | 2014-01-22 | 浙江长泰机械有限公司 | Middle-sized automotive transmission with main box and auxiliary box |
| CN103527755B (en) * | 2013-10-16 | 2016-02-10 | 浙江长泰机械有限公司 | With the medium-sized automobile transmission of major and minor case |
| CN105673827A (en) * | 2014-11-17 | 2016-06-15 | 沃德(天津)传动有限公司 | Stirring device, speed reducer and box of speed reducer |
| CN105840799A (en) * | 2016-05-19 | 2016-08-10 | 西安法士特汽车传动有限公司 | System for forced lubrication of sub-gearbox of transmission |
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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 FAST AUTOMOTIVE TRANSMISSION CO., LTD. Assignor: Shaanxi Fashite Gear Co., Ltd. Contract record no.: 2012610000127 Denomination of utility model: Cooling and lubricating system for speed changer Granted publication date: 20120704 License type: Exclusive License Record date: 20120725 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |