CN102322342B - Automobile engine - Google Patents
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- CN102322342B CN102322342B CN2011102763028A CN201110276302A CN102322342B CN 102322342 B CN102322342 B CN 102322342B CN 2011102763028 A CN2011102763028 A CN 2011102763028A CN 201110276302 A CN201110276302 A CN 201110276302A CN 102322342 B CN102322342 B CN 102322342B
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Abstract
The invention discloses an automobile engine, which comprises a body, a crankshaft timing gear and an electric generator, wherein the body comprises a front cover; the electric generator comprises a stator, a rotor, a front bearing and a rear bearing, wherein the stator comprises an outer casing and a stator coil fixed in the outer casing and is fixed on the front cover of the engine body; the rotor comprises a rotor shaft and is installed on the stator through the front bearing and the rear bearing; and the rotor shaft is connected and coaxial with the crankshaft timing gear and is driven by the crankshaft timing gear. The automobile engine, disclosed by the invention, can supply electric power to a vehicle-mounted air-conditioning system, the electric generator is arranged at the front end of a crankshaft of the automobile engine and is driven by the crankshaft timing gear, and the automobile engine has a simple structure, which is favorable for the adoption of an integral arrangement structure for the vehicle-mounted air-conditioning system; in addition, the traditional engine crankshaft and the traditional timing gear are not required to be changed, and therefore the automobile engine is convenient for implementation and popularization.
Description
The application is that invention is divided an application, and the application number of this division application original bill is 201110081991.7, and the applying date is on April 1st, 2011, and denomination of invention is " a kind of method of driving accessory generator of automotive engine and motor car engine ".
[technical field]
The present invention relates to automobile, relating in particular to a kind ofly can provide for car air conditioner or other annexes the motor car engine of electric power.
[background technique]
The Dependent air-conditioner system that the tradition large and medium bus adopts adopts split type layout, and air condition compressor is arranged on motor head and drives through crank pulley, and air-conditioning draught fan also drags the DC24V generator powered by the crank pulley of motor car engine.The shortcoming that mounted air conditioner system adopts split type layout to bring is that system architecture is complicated, the pipeline of compressor is very long, easily causes refrigrant leakage, befouling environment; The Vehicle Engine Structure complexity, the annex that crank pulley need to drive is many, easily breaks down.
In order to provide a kind of, can provide electric power to mounted air conditioner system, be convenient to the motor car engine that mounted air conditioner system adopts the integral arrangement structure, the applicant has submitted application for a patent for invention on January 28th, 2011 to State Intellectual Property Office, application number is 201110031012.7, the shortcoming of technological scheme that this application provides is, the motor overall dimension is larger, and structure is comparatively complicated, need to revise the bent axle of existing motor car engine, cause certain difficulty for popularization and the enforcement of technological scheme.
[summary of the invention]
The technical problem to be solved in the present invention is to provide a kind of simple in structure, can provide electric power to mounted air conditioner system or other annexes, and the motor overall dimension is less, does not need to revise the motor car engine of existing automobile engine crankshaft.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is, a kind of motor car engine, comprise body, crankshaft timing wheel and generator, described body comprises protecgulum, and described generator comprises stator, rotor and forward and backward bearing, described stator comprises shell and is fixed on the stator coil in shell, described rotor comprises rotor shaft, and described stator is fixed on the protecgulum of engine body, and described rotor is arranged on stator by forward and backward bearing; Described rotor shaft is connected with positive hour wheel, and is coaxial with positive hour wheel, and by the timing wheel drive.Described rotor shaft is connected with positive hour wheel by hitch bar, and described hitch bar comprises drive plate and driven disc, and the front end of described drive plate comprises ring gear, and the rear end of described driven disc comprises external gear; Described drive plate is fixed on the front end of crankshaft timing wheel, and described driven disc is fixed on the rear end of described rotor shaft; Described external gear inserts in described ring gear, and external gear and ring gear have the same number of teeth, modulus and standard pitch diameter.
Above-described motor car engine, comprise a plurality of screws, and described drive plate comprises the central locating hole and is arranged in a plurality of fixing screw holes of central locating hole surrounding; The front end of described crankshaft timing wheel comprises locating journal and a plurality of screw hole; The positioning hole of drive plate is enclosed within on the locating journal of crankshaft timing wheel front end, and described a plurality of screws pass described fixing screw hole and are screwed into described screw hole, and drive plate is fixed on the crankshaft timing wheel.
Above-described motor car engine, comprise crank pulley, and described crank pulley is arranged on the front end of described rotor shaft.
Above-described motor car engine, comprise fan and/or water pump, and described fan and/or water pump are by motoring, and described motor is by described generator powered; Described generator comprises front bearing retainer, and described front bearing retainer is stifle, is fixed on the front end of generator casing, and described rotor shaft is positioned at the rear of front bearing retainer.
Above-described motor car engine, the front-end face of described protecgulum comprises the installation convex, described generator comprises that the shell of the described generator of rear bearing cover comprises the installation bead; Described rear bearing cover is clipped in to be installed convex and installs between bead, and is connected by screw together; Rear bearing cover and install between convex, all comprise positioning spigot between rear bearing cover and installation bead.
Above-described motor car engine, described generator is air-conditioner generator, and described air-conditioner generator is permanent-magnet type DC generator, and the rotor of generator comprises the magnetic pole of permanent magnet; Described protecgulum is the timing belt wheel cover, and described positive hour wheel is the timing gear belt wheel.
Motor car engine of the present invention can provide electric power to mounted air conditioner system, generator arrangements is at the front end of automobile engine crankshaft, by the timing wheel drive, engine structure is simple, be convenient to mounted air conditioner system and adopt the integral arrangement structure, and, without changing existing automobile engine crankshaft and positive hour wheel, be convenient to implement and promote.
[accompanying drawing explanation]
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is motor car engine embodiment's 1 of the present invention structural representation.
Fig. 2 is motor car engine embodiment's 2 of the present invention structural representation.
Fig. 3 is motor car engine embodiment's 3 of the present invention structural representation.
Fig. 4 is motor car engine embodiment's 4 of the present invention structural representation.
Fig. 5 is motor car engine embodiment's 5 of the present invention structural representation.
Fig. 6 is motor car engine embodiment's 6 of the present invention structural representation.
[embodiment]
In the embodiment 1 of motor car engine of the present invention shown in Figure 1, the cylinder body front end of motor car engine is equipped with timing belt wheel cover (or Timing gear cover) 1, and timing gear belt wheel (or timing gear) 2 is packed in the front end of bent axle 11.
Air-conditioner generator comprises stator 3, rotor 4, fore bearing 5, rear bearing 6, front cover 7 and rear end cover 8.
Stator 3 comprises shell 301 and is fixed on the stator coil 302 in shell 301, and shell 301 is fixed on the front end of timing belt wheel cover 1.Rotor 4 is arranged on stator 3 by forward and backward bearing 5 and 6.Rotor shaft 401 is connected with timing gear belt wheel 2 by hitch bar, and rotor shaft 401 is coaxial with timing gear belt wheel 2, and is driven by timing gear belt wheel 2.
Embodiment 1 hitch bar comprises drive plate 9 and driven disc 10, and the front end of drive plate 9 comprises ring gear 901, and the rear end of driven disc 10 comprises external gear 1001.Drive plate 9 is fixed on the front end of crankshaft timing toothed belt wheel 2, and driven disc 10 is fixed on the rear end of rotor shaft 401.The external gear 1001 of driven disc 10 inserts in ring gear 901, and external gear 1001 has the same number of teeth, modulus and standard pitch diameter with ring gear 901.The narrower in width of ring gear 901 and external gear 1001, and between cog, tooth top have certain gap, both not only can transferring power after plugging together, and can also make up crankshaft timing toothed belt wheel 2 and rotor shaft 401 coaxiality error in a small amount simultaneously.
The inner hole sleeve of driven disc 10 on the axle journal 402 of rotor shaft 401 rear ends, and by flat key 1002 transmitting torques, driven disc 10 axially spacing by the screw 1003 that is fixed on rotor shaft 401 rear axle heads and plain cushion 1004.
Rear bearing 6 is arranged between driven disc 10 and rear end cover 8, and the inner ring of rear bearing 6 is enclosed within on the axle journal of driven disc 10 front ends, axially uses jump ring 1005 spacing.The outer ring of rear bearing 6 is arranged on holding in hole of rear end cover 8.
The front-end face of timing belt wheel cover 1 is welded with installs convex 101, and there is the bead 303 of installation the rear end of generator casing 301.Rear bearing cover 8 is clipped in to be installed convex 101 and installs between bead 303, and is connected by screw together.Rear bearing cover 8 and install between convex 101, rear bearing cover 8 with bead 303 amongs be installed comprised 1 positioning spigot 801, good with the rotor 4 and timing gear belt wheel 2 centerings that guarantee generator.
Fore bearing 5 is arranged between front cover 7 and rotor shaft 401.The inner ring of fore bearing 5 is enclosed within on the axle journal 403 of inner rotor shaft front end, and the outer ring of fore bearing 5 is arranged on holding in hole of front cover 7.
Crank pulley 15 is arranged on rotor shaft 401 axle journal 404 foremost, and rotor shaft 401 passes through woodruff key 1501 to crank pulley 15 transmitting torques.Crank pulley 15 is by water pump and the fan of belt drives motor.
The generator of the present embodiment is air-conditioner generator, and air-conditioner generator is permanent-magnet type DC generator, and the magnetic pole 405 of permanent magnet is arranged on the rotor 4 of generator.
The embodiment's 2 of motor car engine of the present invention structure as shown in Figure 2.Embodiment 2 structure is substantially the same manner as Example 1, and difference only is the hitch bar difference.Embodiment 2 hitch bar comprises that the elastic coupling flexible coupling with 4 drive holes 1203 connects 12,4 drive pin 1201 of dish and many elastic rings 1202, the rear end that elastic coupling flexible coupling connects dish 12 is fixed on the axle journal 402 of rotor shaft 401 rear-most ends, axle journal 402 has external splines, suitable with the internal spline that elastic coupling flexible coupling connects in dish 12 rear portion endoporus, by spline, carry out transmitting torque between the two.Elastic coupling flexible coupling connects the axially spacing by the screw 1003 that is fixed on rotor shaft 401 rear axle heads and plain cushion 1004 of dish 12.The helical thread portion of the rear end of 4 drive pin is fixed in 4 tapped holes of front end of crankshaft timing toothed belt wheel 2.Elastic coupling flexible coupling connects dish 12, drive pin 1201, elastic ring 1202 and crankshaft timing toothed belt wheel 2 and forms elastic ring column pin shaft couplings, both can transmitting torque, can make up the coaxiality error between crankshaft timing toothed belt wheel 2 and rotor shaft again.
Rear bearing 6 is arranged on elastic coupling flexible coupling and connects between dish 12 and rear end cover 8, and the inner ring of rear bearing 6 is enclosed within elastic coupling flexible coupling and connects on the axle journal that coils 12 front ends, axially uses jump ring 1005 spacing.The outer ring of rear bearing 6 is arranged on holding in hole of rear end cover 8.
The embodiment's 3 of motor car engine of the present invention structure as shown in Figure 3.Embodiment 3 structure and embodiment 1 and 2 are basic identical, and difference only is the hitch bar difference.
Embodiment 3 hitch bar comprises spline housing 13 and 4 screws, and the front end of spline housing 13 has internal spline, and there are the bead 1301 of installation and central locating hole in the rear end of spline housing 13, and the front end of crankshaft timing toothed belt wheel 2 has locating journal 201 and 4 screw holes.The central locating borehole jack of spline housing 13 is on the locating journal 201 of crankshaft timing wheel 2 front ends, and 4 screws pass fixing screw hole and are screwed into screw hole, and spline housing 13 is fixed on crankshaft timing toothed belt wheel 2.The rear-most end of rotor shaft 401 is spline axle heads 406, spline axle head 406 inserts the internal spline of spline housing 13, and suitable with the internal spline of spline housing 13, the between cog of interior external splines, tooth top have certain gap, and the width of interior external splines is narrower, both not only can transferring power after plugging together, and can also make up coaxiality error in a small amount between crankshaft timing toothed belt wheel 2 and rotor shaft 401.
Rear bearing 6 is arranged between rotor shaft 401 and rear end cover 8, and the inner ring of rear bearing 6 is enclosed within on the axle journal 407 at rotor shaft 401 rear portions, and the outer ring of rear bearing 6 is arranged on holding in hole of rear end cover 8.
As shown in Figure 4,5, 6, the structure at its middle part, rear portion is corresponding one by one with embodiment 1,2,3 for the structure of the embodiment of the present invention 4,5,6. Embodiment 4,5,6 front portion structure is identical.Embodiment 4,5,6 and embodiment's 1,2,3 difference is there is no crank pulley 15, and the front cover 7 that is fixed on air-conditioner generator shell 301 is the blanking covers that there is no endoporus, and the rotor shaft 401 of generator is positioned at the rear of front cover 9 fully.Fore bearing 5 is arranged between rotor shaft 401 and front cover 7, and the inner ring of fore bearing 5 is enclosed within on the axle journal 403 of rotor shaft 401 front ends, and the outer ring of fore bearing 5 is arranged on holding in hole of front cover 7.
In embodiment 4,5,6, the fan of motor and water pump be by motoring, and generator is also to the motor power supply of fan and water pump, so fan and water pump no longer need the crank pulley drive except the power supply of the air condition compressor to automobile.
In embodiment 4,5,6, if automobile does not have air-conditioning system, generator can only be powered to the motor of fan and water pump or other consumers of automobile, and at this moment, generator is common automobile current generator.
Motor car engine of the present invention can provide electric power to mounted air conditioner system, generator arrangements is at the front end of automobile engine crankshaft, by timing gear belt wheel (or timing gear), driven, engine structure is simple, be convenient to mounted air conditioner system and adopt the integral arrangement structure, and, without changing existing automobile engine crankshaft and timing gear belt wheel, be convenient to implement and promote.
Claims (6)
1. motor car engine, comprise body, crankshaft timing wheel and generator, described body comprises protecgulum, and described generator comprises stator, rotor and forward and backward bearing, described stator comprises shell and is fixed on the stator coil in shell, described rotor comprises rotor shaft, and described stator is fixed on the protecgulum of engine body, and described rotor is arranged on stator by forward and backward bearing, it is characterized in that, described rotor shaft is connected with positive hour wheel, and is coaxial with positive hour wheel, and by the timing wheel drive; Described rotor shaft is connected with positive hour wheel by hitch bar; Described hitch bar comprises drive plate and driven disc, and the front end of described drive plate comprises ring gear, and the rear end of described driven disc comprises external gear; Described drive plate is fixed on the front end of crankshaft timing wheel, and described driven disc is fixed on the rear end of described rotor shaft; Described external gear inserts in described ring gear, and external gear and ring gear have the same number of teeth, modulus and standard pitch diameter.
2. motor car engine according to claim 1, is characterized in that, comprises a plurality of screws, and described drive plate comprises the central locating hole and is arranged in a plurality of fixing screw holes of central locating hole surrounding; The front end of described crankshaft timing wheel comprises locating journal and a plurality of screw hole, the positioning hole of drive plate is enclosed within on the locating journal of crankshaft timing wheel front end, described a plurality of screw passes described fixing screw hole and is screwed into described screw hole, and drive plate is fixed on the crankshaft timing wheel.
3. motor car engine according to claim 1 and 2, is characterized in that, comprises crank pulley, and described crank pulley is arranged on the front end of described rotor shaft.
4. motor car engine according to claim 1 and 2, is characterized in that, comprises fan and/or water pump, and described fan and/or water pump are by motoring, and described motor is by described generator powered; Described generator comprises front bearing retainer, and described front bearing retainer is stifle, is fixed on the front end of generator casing, and described rotor shaft is positioned at the rear of front bearing retainer.
5. motor car engine according to claim 1 and 2, is characterized in that, the front-end face of described protecgulum comprises the installation convex, and described generator comprises that the shell of the described generator of rear bearing cover comprises the installation bead; Described rear bearing cover is clipped in to be installed convex and installs between bead, and is connected by screw together; Rear bearing cover and install between convex, all comprise positioning spigot between rear bearing cover and installation bead.
6. motor car engine according to claim 1 and 2, is characterized in that, described generator is air-conditioner generator, and described air-conditioner generator is permanent-magnet type DC generator, and the rotor of generator comprises the magnetic pole of permanent magnet; Described protecgulum is the timing belt wheel cover, and described positive hour wheel is the timing gear belt wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102763028A CN102322342B (en) | 2011-04-01 | 2011-04-01 | Automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102763028A CN102322342B (en) | 2011-04-01 | 2011-04-01 | Automobile engine |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100819917A Division CN102146839A (en) | 2011-04-01 | 2011-04-01 | Method for driving auxiliary power generator by using automotive engine and automotive engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102322342A CN102322342A (en) | 2012-01-18 |
| CN102322342B true CN102322342B (en) | 2013-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102763028A Active CN102322342B (en) | 2011-04-01 | 2011-04-01 | Automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102322342B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861455B (en) * | 2019-04-10 | 2024-04-16 | 广西玉柴机器股份有限公司 | Magnetic induction generator structure of engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6336434B1 (en) * | 1999-05-18 | 2002-01-08 | Suzuki Kabushiki Kaisha | Engine unit of outboard motor |
| CN201137518Y (en) * | 2008-01-10 | 2008-10-22 | 陈维加 | Opposed type generator |
| CN101534033A (en) * | 2008-03-14 | 2009-09-16 | 本田技研工业株式会社 | Engine-driven power generator |
| CN201549981U (en) * | 2009-11-06 | 2010-08-11 | 上海狮虎能源科技发展有限公司 | Cooling system of variable-frequency generator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4982800B2 (en) * | 2007-09-27 | 2012-07-25 | 本田技研工業株式会社 | Vehicle generator |
| JP2010071218A (en) * | 2008-09-19 | 2010-04-02 | Yamaha Motor Co Ltd | Internal combustion engine and vehicle equipped with the same |
-
2011
- 2011-04-01 CN CN2011102763028A patent/CN102322342B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6336434B1 (en) * | 1999-05-18 | 2002-01-08 | Suzuki Kabushiki Kaisha | Engine unit of outboard motor |
| CN201137518Y (en) * | 2008-01-10 | 2008-10-22 | 陈维加 | Opposed type generator |
| CN101534033A (en) * | 2008-03-14 | 2009-09-16 | 本田技研工业株式会社 | Engine-driven power generator |
| CN201549981U (en) * | 2009-11-06 | 2010-08-11 | 上海狮虎能源科技发展有限公司 | Cooling system of variable-frequency generator |
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| Publication number | Publication date |
|---|---|
| CN102322342A (en) | 2012-01-18 |
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Address after: No. 669, lushong Road, Lugu Base, Changsha hi tech Development Zone, Hunan 410000 Patentee after: HUNAN VAQOUNG ELECTRIC Co.,Ltd. Address before: No. 669, lushong Road, Lugu Base, Changsha hi tech Development Zone, Hunan 410000 Patentee before: HUNAN VAQOUNG ELECTRIC Co.,Ltd. |