CN202301495U - Rear power takeoff transmission component of diesel engine - Google Patents
Rear power takeoff transmission component of diesel engine Download PDFInfo
- Publication number
- CN202301495U CN202301495U CN2011203747884U CN201120374788U CN202301495U CN 202301495 U CN202301495 U CN 202301495U CN 2011203747884 U CN2011203747884 U CN 2011203747884U CN 201120374788 U CN201120374788 U CN 201120374788U CN 202301495 U CN202301495 U CN 202301495U
- Authority
- CN
- China
- Prior art keywords
- rolling bearing
- transmission shaft
- diesel engine
- drive sleeve
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a rear power takeoff transmission component of a diesel engine and improves the situation that the existing rear power takeoff transmission component is inconvenient to machine and use. In the application, a gear and a transmission sleeve are respectively connected with a power output end and a power receiving end, and a transmission shaft and rolling bearings are sleeved in a component chamber; the transmission shaft is longitudinally and fittingly arranged in the middle position of the component chamber in a matching manner, and the two ends of the transmission shaft are respectively and coaxially connected with the gear and the transmission sleeve; the rolling bearings comprise a first rolling bearing and a second rolling bearing, the first rolling bearing and the second rolling bearing are respectively and correspondingly arranged at the two ends of the transmission shaft, and the first rolling bearing and the second rolling bearing are correspondingly and fixedly arranged between the outer end surface of the transmission shaft and the inner wall of the component chamber. According to the application, two double-row rolling bearings are arranged in the middle of the transmission shaft, a support hole only needs to be machined on a flywheel casing, the outer rings and the inner rings of the bearings are positioned and thrust by an outer bushing and an inner bushing, an oil inlet hole is arranged on the component chamber, so that the integral lubrication of the bearings can be realized.
Description
Technical field
The utility model relates to a kind of back power taking transmitting assemblies, particularly a kind of back power taking transmitting assemblies that is applied to diesel engine.
Background technique
Back power taking transmitting assemblies is fixed on the flywheel casing of diesel engine, through the mekydro on the rotating drive transmitting assemblies of flywheel shell of engine internal gear, thereby drives back output unit rotary work.Back output unit such as cement mixer, oil hydraulic pump adopts this mode rotary work.
In the existing equipment, be used for the back power taking transmitting assemblies of the diesel engine of engineering machinery, often be employed in the middle mode that directly processes mekydro of transmission shaft, transmission shaft is made an integral body with mekydro.
The back power taking transmitting assemblies of above-mentioned existing diesel engine will be installed bearing at the transmission shaft two ends and rotate with fixing, and need the two end supports of transmission shaft be fixed when work.Accordingly, will process two supported holes on the flywheel casing, processing requests such as the coaxality of this supported hole are all higher, also can receive the influence that the spatial position is arranged.Simultaneously, this structure is to the lubricated also difficulty very of two bearings at two ends.
Therefore, how to adopt simple structure to process the difficult problem that the back power taking transmitting assemblies that is fit to demand becomes the industry.
The model utility content
The purpose of the utility model is the back power taking transmitting assemblies that discloses a kind of diesel engine; Through each assembled being become an integral body; Bearing is configured in the neutral position of transmission shaft; Flywheel casing only need be opened a supported hole accordingly, thereby has improved the situation that existing back power taking transmitting assemblies difficulty of processing is big, use and lubricate inconvenience.
The back power taking transmitting assemblies of the described diesel engine of the utility model; Comprise gear, drive sleeve and assembly chamber; Gear is connected with the power receiving terminal with clutch end respectively with drive sleeve; Realize coaxial connection through the assembly chamber between gear and the drive sleeve, indoor transmission shaft and the rolling bearing of being set with of assembly:
The neutral position that vertically is located in the assembly chamber that transmission shaft is adaptive, the two ends of transmission shaft are connected with gear and drive sleeve are coaxial respectively;
Rolling bearing comprises first rolling bearing and second rolling bearing; Corresponding setting is at the two ends of transmission shaft respectively for first rolling bearing and second rolling bearing, and first rolling bearing and second rolling bearing are fixedly installed between the inwall of exterior edge face and assembly chamber of transmission shaft accordingly.
Preferably, rolling bearing adopts double-row bearing.
Preferably, also be provided with external bushing and neck bush between first rolling bearing and second rolling bearing, external bushing and neck bush are sleeved on the outer ring and the inner ring of first rolling bearing and second rolling bearing respectively accordingly.
Preferably, the assembly chamber has oil inlet hole, external bushing circumferentially be evenly equipped with through hole, through hole links to each other with oil inlet hole.
Preferably, the end of transmission shaft also is provided with shoulder, and shoulder is connected between rolling bearing and the drive sleeve.
Preferably, the transverse end surface place of assembly outside is adaptive is equipped with module cover, and the module cover corresponding setting is between rolling bearing and drive sleeve, and the outer ring is connected to the outer ring of rolling bearing accordingly at the bottom of the lid of module cover.
The back power taking transmitting assemblies of the diesel engine of the utility model; Form an integral body through each assembled; Two rolling bearings are arranged on the centre of transmission shaft, give the back output unit by the drive sleeve transmission, only need on flywheel casing, open a supported hole power; Simplify the structure, installation and removal are all very convenient; Adopt two double-row bearings, can bear bigger moment of torsion, guarantee that power effectively transmits; The outer ring of rolling bearing and inner ring are respectively installed with external bushing and neck bush, can be good at the outer ring of bearing and inner ring positions and thrust; The assembly chamber is provided with oil inlet hole, sends the lubricant oil introducing and through the through hole of external bushing into rolling bearing, and bearing is realized the lubricated of disposable integral, has avoided the lubricated separately drawback of each bearing; Being provided with of shoulder and module cover can be played good location and thrust function to bearing, guarantees the same shaft drive of gear and drive sleeve.
Description of drawings
Fig. 1 is first stereogram of back power taking transmitting assemblies of the diesel engine of the utility model;
Fig. 2 is second stereogram of back power taking transmitting assemblies of the diesel engine of the utility model;
Fig. 3 is the side view of back power taking transmitting assemblies of the diesel engine of the utility model;
Fig. 4 is the sectional view of A-A direction among Fig. 3;
Fig. 5 is the front view of back power taking transmitting assemblies of the diesel engine of the utility model;
Fig. 6 is the sectional view of B-B direction among Fig. 5.
In conjunction with the accompanying drawing following reference character of mark above that:
1-assembly chamber, 11-first rolling bearing, 12-second rolling bearing, 13-external bushing, 131-through hole, 132-outer oil sump, 14-neck bush; Scraper ring in the 15-oil inlet hole, 16-, 17-oil sealing, 18-fixing bolt, 19-outer ring oil groove, 2-gear; 21-gear fixing bolt, 3-module cover, 31-module cover bolt, 32-protuberance, 4-drive sleeve, 41-drive sleeve fixing bolt; The 42-pad, the 5-transmission shaft, the 51-shoulder, the 6-spline, the 7-packing ring, 8-makes up oil duct.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of the utility model is described in detail, but the protection domain that is to be understood that the utility model does not receive the restriction of embodiment.
Like Fig. 1-shown in Figure 6; The back power taking transmitting assemblies of the diesel engine of the utility model; Comprise assembly chamber 1, gear 2 and drive sleeve 4; Gear 2 is generally mekydro, and gear 2 links to each other with the output terminal of the dynamic output mechanism of drive sleeve 4 difference and the receiving terminal of driving force receiver structure, realizes coaxial connection through assembly chamber 1 between gear 2 and the drive sleeve 4.
Particularly; Like Fig. 1-shown in Figure 6; The outer end that is set in transmission shaft 5 that assembly chamber 1 is adaptive, gear 2 is realized coaxial connections, gear fixing bolt 21 and 41 relative vertically the running through on the central axis that is connected transmission shaft 5 of drive sleeve fixing bolt through gear fixing bolt 21 and drive sleeve fixing bolt 41 and transmission shaft 5 respectively with drive sleeve 4; For connection needs, the center of drive sleeve 4 is also filled up pad 42 is housed.1 inside, assembly chamber is provided with rolling bearing, and the inner ring of rolling bearing adopts interference fit to be sleeved on the exterior edge face of transmission shaft 5, on the inwall that is connected to assembly chamber 1 of the outer ring interference of rolling bearing.
Further, as shown in Figure 1, assembly chamber 1 circumferentially be installed with collar, collar connects fixing through fixing bolt 18, with circumferentially closely the fixing of assembly chamber 1, guaranteed the steadiness of assembly chamber 1 in rotation process through collar and fixing bolt 18.
Further; As shown in Figures 2 and 3, an end longitudinal sleeve of assembly chamber 1 is equipped with module cover 3, the radial end face relative set of module cover 3 and assembly chamber 1; Module cover 3 is connected on the end face of assembly chamber 1 accordingly through module cover bolt 31; Module cover 3 corresponding setting between assembly chamber 1 and drive sleeve 4, the outer end that is sleeved on drive sleeve 4 that the outer end of module cover 3 is adaptive, the bottom surface of module cover 3 is provided with protuberance 32; Protuberance 32 circumferentially is provided with along the outer circle of module cover 3, and protuberance 32 is connected on the cycle surface of rolling bearing accordingly.
Further, rolling bearing adopts double-row bearing, can effectively guarantee the intensity and the life-span of bearing, satisfies in the transmission process transmission shaft and rolling bearing warp resistance performance demands.
Further; As shown in Figure 4; Rolling bearing comprises that first rolling bearing 11 and second rolling bearing, 12, the first rolling bearings 11 and second rolling bearing 12 all are arranged on the neutral position of assembly chamber 1, and first rolling bearing 11 links to each other with drive sleeve 4 with gear 2 respectively with second rolling bearing 12.
Further; As shown in Figure 4; The outer ring of first rolling bearing 11 and second rolling bearing 12 and inner ring also are respectively installed with external bushing 13 and neck bush 14; External bushing 13 can be realized location and thrust function to bearing outer ring and inner ring with neck bush 14, guarantees that bearing can bear certain axial and radial pressure.
Further, as shown in Figure 4, be provided with shoulder 51 at an end of transmission shaft 5 protrusion, an end of shoulder 51 is connected on the inner side surface of drive sleeve 4, and the other end is connected to the inner ring of second rolling bearing.The setting of shoulder 51 can well realize the axially locating to rolling bearing and drive sleeve 4.
Further; As shown in Figure 4; Also realize axially locating between gear 2 and drive sleeve 4 and the transmission shaft 5 through spline 6; The two ends of transmission shaft 5 are provided with splined hole vertically, and spline 6 adaptive being installed in the splined hole are guaranteed gear 2 and drive sleeve 4 coaxial being installed on the transmission shaft 5 through spline 6, gear fixing bolt 21 and drive sleeve fixing bolt 41.
Further, like Fig. 4-shown in Figure 6, assembly chamber 1 has oil inlet hole 15; The outer ring of external bushing 13 is along circumferentially having circular outer oil sump 132, and the inner ring of assembly chamber 1 is milled with interior scraper ring 16 vertically, and outer oil sump 132 is interconnected with interior scraper ring 16 and forms combination oil duct 8; The outer ring of assembly chamber 1 is provided with the outer ring oil groove 19 that is communicated with the external lubrication oil phase, and outer ring oil groove 19 is communicated with combination oil duct 8 through the oil inlet hole that circumferentially is uniformly distributed with 15 of assembly chamber 1, simultaneously; External bushing 13 is evenly equipped with through hole 131 vertically; Like this, lubricant oil just gets into bearing inside, lubricating bearings through outer ring oil groove 19, oil inlet hole 15, combination oil duct 8 and the through hole 131 of assembly chamber 1 successively.
Further; Like Fig. 5 and shown in Figure 6; The required lubricant oil of each assembly work in the assembly chamber 1 gets into combination oil duct 8 from flywheel casing through outer ring oil groove 19, oil inlet hole 15; Flow into the assembly centers through the through hole that is uniformly distributed with on the external bushing 13 131 then, thereby to the double-row bearing effectively lubricating of high speed rotating.In conjunction with Fig. 4; Because the inboard of module cover 3, the both sides of oil inlet hole 15 are provided with packing ring 7; The bottom neutral position of module cover 3 also is provided with oil sealing 17, can effectively stop lubricant oil to flow out from the end that drive sleeve 4 is installed, and is last; Flow back at the bottom of the shell of flywheel casing between the ball of lubricant oil through first rolling bearing 11, thus the rotation of realization assembly and lubricated.
The back power taking transmitting assemblies of the diesel engine of the utility model; Form an integral body through each assembled; Two rolling bearings are arranged on the centre of transmission shaft, give the back output unit by the drive sleeve transmission, only need on flywheel casing, open a supported hole power; Simplify the structure, installation and removal are all very convenient; Adopt two double-row bearings, can bear bigger moment of torsion, guarantee that power effectively transmits; The outer ring of rolling bearing and inner ring are respectively installed with external bushing and neck bush, can be good at the outer ring of bearing and inner ring positions and thrust; The assembly chamber is provided with oil inlet hole, sends the lubricant oil introducing and through the through hole of external bushing into rolling bearing, and bearing is realized the lubricated of disposable integral, has avoided the lubricated separately drawback of each bearing; Being provided with of shoulder and module cover can be played good location and thrust function to bearing, guarantees the same shaft drive of gear and drive sleeve.
More than a disclosed specific embodiment that is merely the utility model, still, the utility model is not limited thereto, any those skilled in the art can think variation all should fall into the protection domain of the utility model.
Claims (6)
1. the back power taking transmitting assemblies of a diesel engine; Comprise gear, drive sleeve and assembly chamber; Said gear is connected with the power receiving terminal with clutch end respectively with drive sleeve; Realize coaxial connection through said assembly chamber between said gear and the drive sleeve, it is characterized in that, indoor transmission shaft and the rolling bearing of being set with of said assembly:
The neutral position that vertically is located in said assembly chamber that said transmission shaft is adaptive, the two ends of said transmission shaft are connected with said gear and drive sleeve are coaxial respectively;
Said rolling bearing comprises first rolling bearing and second rolling bearing; Corresponding setting is at the two ends of said transmission shaft respectively for said first rolling bearing and second rolling bearing, and said first rolling bearing and second rolling bearing are fixedly installed between the inwall of exterior edge face and assembly chamber of said transmission shaft accordingly.
2. the back power taking transmitting assemblies of diesel engine according to claim 1 is characterized in that, said rolling bearing adopts double-row bearing.
3. the back power taking transmitting assemblies of diesel engine according to claim 2; It is characterized in that; Also be provided with external bushing and neck bush between said first rolling bearing and second rolling bearing, said external bushing and neck bush are sleeved on the outer ring and the inner ring of said first rolling bearing and second rolling bearing respectively accordingly.
4. the back power taking transmitting assemblies of diesel engine according to claim 3 is characterized in that, said assembly chamber has oil inlet hole, said external bushing circumferentially be evenly equipped with through hole, said through hole links to each other with oil inlet hole.
5. the back power taking transmitting assemblies of diesel engine according to claim 1 is characterized in that the end of said transmission shaft also is provided with shoulder, and said shoulder is connected between said rolling bearing and the drive sleeve.
6. according to the back power taking transmitting assemblies of any described diesel engine among the claim 1-5; It is characterized in that; The transverse end surface place of said assembly outside is adaptive is equipped with module cover; Said module cover corresponding setting is between said rolling bearing and drive sleeve, and the outer ring is connected to the outer ring of said rolling bearing accordingly at the bottom of the lid of said module cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203747884U CN202301495U (en) | 2011-09-30 | 2011-09-30 | Rear power takeoff transmission component of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203747884U CN202301495U (en) | 2011-09-30 | 2011-09-30 | Rear power takeoff transmission component of diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202301495U true CN202301495U (en) | 2012-07-04 |
Family
ID=46370401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203747884U Expired - Fee Related CN202301495U (en) | 2011-09-30 | 2011-09-30 | Rear power takeoff transmission component of diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202301495U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736938A (en) * | 2018-12-14 | 2019-05-10 | 玉柴联合动力股份有限公司 | A kind of novel PTO assembly and its assembly method of diesel engine |
| CN111042913A (en) * | 2020-01-10 | 2020-04-21 | 玉柴联合动力股份有限公司 | Power output device of engineering machinery diesel engine and assembling method thereof |
-
2011
- 2011-09-30 CN CN2011203747884U patent/CN202301495U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736938A (en) * | 2018-12-14 | 2019-05-10 | 玉柴联合动力股份有限公司 | A kind of novel PTO assembly and its assembly method of diesel engine |
| CN109736938B (en) * | 2018-12-14 | 2021-04-20 | 玉柴联合动力股份有限公司 | Novel PTO assembly of diesel engine and assembling method thereof |
| CN111042913A (en) * | 2020-01-10 | 2020-04-21 | 玉柴联合动力股份有限公司 | Power output device of engineering machinery diesel engine and assembling method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10119576B2 (en) | Optimized outer clutch housing for reduced spin loss, improved oil flow and improved clutch durability | |
| CN200986016Y (en) | Pressure lubricating circuit system suitable for epicyclic gear transmission | |
| US8523726B2 (en) | Hybrid drive for a motor vehicle | |
| CA2607307A1 (en) | Integrated speed changer assembly | |
| CN202301495U (en) | Rear power takeoff transmission component of diesel engine | |
| CN206130053U (en) | Lightweight heavy load marine gearbox | |
| CN205064022U (en) | Engine and automobile | |
| CN202790347U (en) | Hub reduction gear and vehicle | |
| CN107725184A (en) | A kind of power takeoff at rear end of engine | |
| JPS59106761A (en) | Lubricant feeder of gear device | |
| CN111503251A (en) | Lubricating structure of differential device | |
| CN201198878Y (en) | Input shaft | |
| CN106870232A (en) | Engine high pressure common rail pump drive mechanism | |
| CN205047805U (en) | Fan acceleration rate case and vice lubrication and cooling of spline washes structure thereof | |
| CN205195499U (en) | Gear box motor | |
| CN209557102U (en) | Variable compression ratio and variable compression ratio engine | |
| CN204175934U (en) | A kind of end cap of gear-box | |
| CN208094340U (en) | A kind of electric motor end cap of extended life seal | |
| CN103382891B (en) | A kind of power takeoff at rear end of engine | |
| CN202451807U (en) | Coaxial planetary gear box with integral frame | |
| JPH0821520A (en) | Shaft connector of high speed rotary portion | |
| RU2161236C1 (en) | Turbodrill with reduction gear | |
| CN219796137U (en) | Planetary gear box for heading machine | |
| CN204704330U (en) | A kind of helical bevel gear secondary transmission speed reducer | |
| CN218480139U (en) | Shaft-mounted speed reducer easy to assemble |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20160930 |