Automobile engine

[0055] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0056] As shown in the accompanying drawings, the present invention includes an air conditioner generator 1, a stator 2, a rotor 3, an automobile engine 4, a crankshaft 5 of the engine 4, a front bearing 6 of the generator 1, a rear bearing 7 of the generator 1, a pulley 8 and a power generator. The machine support frame 9, in each drawing, has the same number, and its description is the same. figure 1 In the shown embodiment 1 of the automobile engine of the present invention, the automobile engine 4 further includes an air-conditioning generator 1, and the air-conditioning generator 1 includes a stator 2 and a rotor 3, and the air-conditioning generator 1 is arranged on the side of the automobile engine 4. The front end is directly driven by the crankshaft 5 of the automobile engine 4. The axis of the rotor 3 of the air conditioner generator 1 is coaxial with the axis of the main journal of the crankshaft 5 of the automobile engine 4. The air conditioner generator 1 also includes a front bearing 6 and a rear bearing. 7. The rotor 3 is installed on the stator 2 through the front and rear bearings, and the pulley 8 at the front end of the crankshaft 5 is installed at the front end of the crankshaft 5 of the automobile engine 4. The rear end of the drive shaft of the air conditioner generator 1 and the pulley 8 at the front end of the crankshaft 5 are installed. connected, the rotor 3 of the air conditioner generator 1 is driven by the drive shaft of the air conditioner generator 1, and the air conditioner generator 1 also includes a generator support frame 9, and the generator support frame 9 is fixed on the body of the engine 4 or fixed on the On the frame of the automobile, the air conditioner generator 1 is supported by the generator support frame 9, the pulley 8 at the front end of the crankshaft 5 is arranged between the front end of the body and the air conditioner generator 1, and the drive shafts of the crankshaft 5 and the rotor 3 are respectively processed and formed shafts , the two are connected to the two shafts on the same axis through a connecting piece, the connecting piece being the mounting flange 12 and the connecting bolt 11 .

[0057] figure 2 In the illustrated embodiment 2 of the automobile engine of the present invention, the automobile engine 4 further includes an air conditioner generator 1, the air conditioner generator 1 includes a stator 2 and a rotor 3, and the air conditioner generator 1 is arranged at the front end of the automobile engine 4. , is directly driven by the crankshaft 5 of the automobile engine 4, the axis of the rotor 3 of the air conditioner generator 1 is coaxial with the axis of the main journal of the crankshaft 5 of the automobile engine 4, and the air conditioner generator 1 also includes a front bearing 6, a rear bearing 7 , the rotor 3 is installed on the stator 2 through the front and rear bearings, the front end of the crankshaft 5 of the automobile engine 4 is installed with a pulley 8 at the front end of the crankshaft 5, and the rear end of the drive shaft of the air conditioner generator 1 is connected with the pulley 8 at the front end of the crankshaft 5 , the rotor 3 of the air conditioner generator 1 is driven by the drive shaft of the air conditioner generator 1, the pulley 8 at the front end of the crankshaft 5 is arranged between the front end of the body and the air conditioner generator 1, and the drive shafts of the crankshaft 5 and the rotor 3 are respectively processed and shaped shafts, The two are connected to each other on the same axis through a connecting piece, the connecting piece is the mounting flange 12 and the connecting bolt 11 , and the casing of the air conditioner generator 1 is directly connected to the engine 4 body.

[0058] The present invention is also characterized in that the rear end of the drive shaft of the air conditioner generator 1 and the pulley 8 at the front end of the crankshaft 5 are connected by a universal joint. like image 3 As shown, the rear end of the drive shaft of the air conditioner generator 1 and the pulley 8 at the front end of the crankshaft 5 are connected by a universal joint 10 .

[0059] The present invention is also characterized in that the rear end of the drive shaft of the air conditioner generator 1 and the pulley 8 at the front end of the crankshaft 5 are fixedly connected by bolts. like figure 1 As shown, the rear end of the drive shaft of the air conditioner generator 1 and the pulley 8 at the front end of the crankshaft 5 are fixedly connected by bolts 11, and the stator 2 of the air conditioner generator 1 is mounted on the rotor shaft through the front bearing 6 and the rear bearing 7. Relative rotation is possible. In order to prevent the stator 2 from rotating, the stator 2 needs to be fixed. Because in this embodiment, the rear end of the drive shaft of the air conditioner generator 1 and the pulley 8 at the front end of the crankshaft 5 have been rigidly connected, the casing of the stator 2 needs to be supported on the generator support frame 9 through the elastic element 14 .

[0060] The present invention is also characterized in that the rear end of the drive shaft of the air conditioner generator 1 includes a mounting flange 12, and the mounting flange 12 is fixed to the front end of the pulley 8 at the front end of the crankshaft 5 by bolts, and the drive shaft of the air conditioner generator 1 is connected to the The belt pulleys 8 at the front end of the crankshaft 5 are positioned through the centering stop 13 . like Figure 4 As shown, the rear end of the drive shaft of the air conditioner generator 1 includes a mounting flange 12, and the mounting flange 12 is fixed to the front end of the pulley 8 at the front end of the crankshaft 5 through bolts 11. The belt pulleys 8 are positioned through the centering stop 13 .

[0061] The present invention is also characterized in that the air-conditioning generator 1 is supported on the generator support frame 9 through the elastic element 14 . like figure 1 , 3 As shown, the air conditioner generator 1 is supported on the generator support frame 9 by means of elastic elements 14 .

[0062] The present invention is also characterized in that the lower part of the air conditioner generator 1 includes a support plate 15, the upper part of the generator support frame 9 includes a support plate 16, the elastic element 14 includes at least one rubber pad, and the rubber pad is installed on the support plate 15 and the support plate 16. like figure 1 , 3 As shown, the lower part of the air conditioner generator 1 includes a support plate 15, the upper part of the generator support frame 9 includes a support plate 16, and the elastic element 14 includes two or four rubber pads arranged symmetrically. The pads are installed between the support plate 15 and the support plate 16 .

[0063] The present invention is also characterized in that the rear end of the drive shaft of the air conditioner generator 1 includes an elastic coupling flange 12, and the elastic coupling flange 12 passes through the driving pin 18 of the elastic coupling 17 and the elastic ring 19 is elastically connected with the pulley 8 at the front end of the crankshaft 5, and the generator 1 is fixed on the generator support frame 9. like Figure 5 As shown, the rear end of the drive shaft of the air conditioner generator 1 includes an elastic coupling flange 12, and the elastic coupling flange 12 is connected to the front end of the crankshaft 5 through the driving pin 18 and the elastic ring 19 of the elastic coupling 17. The pulley 8 is elastically connected, and the generator 1 is fixed on the generator support frame 9.

[0064] The present invention is also characterized in that the rotor shaft of the air-conditioning generator 1 is a hollow shaft. like Image 6 As shown, the rotor shaft of the air conditioner generator 1 is a hollow shaft.

[0065] The present invention is also characterized in that the hollow shaft of the rotor 3 is mounted on the front end shaft of the crankshaft 5 of the automobile engine 4 and is driven by the front end shaft of the crankshaft 5 of the automobile engine 4 . like Image 6 As shown, the hollow shaft of the rotor 3 of the air conditioner generator 1 is mounted on the front end shaft of the crankshaft 5 of the automobile engine 4 and is driven by the front end shaft of the crankshaft 5 of the automobile engine 4 .

[0066] The present invention is also characterized in that the engine 4 further includes a stop pin 20 , and the stop pin 20 is fixed on the body of the engine 4 or on the frame of the automobile, and is provided on the stator 2 of the air conditioner generator 1 . There is a stop pin hole, and the stop pin 20 is inserted into the stop pin hole. like Figure 7 As shown, the engine 4 also includes a stop pin 20, the stop pin 20 is fixed on the body of the engine 4 or on the frame of the automobile, and the stator 2 of the air conditioner generator 1 is provided with stop pin holes, The stop pin 20 is inserted into the stop pin hole.

[0067] The present invention is also characterized in that the drive shaft of the air conditioner generator 1 is a spline shaft, the rotor 3 of the air conditioner generator 1 is provided with a spline hole, and the spline hole of the rotor 3 is sleeved on the spline shaft of the drive shaft of the air conditioner generator 1 , driven by a splined shaft. like Figure 8 As shown, the rotor 3 of the air conditioner generator 1 is provided with a spline hole, and the spline hole of the rotor 3 is sleeved on the spline shaft of the drive shaft of the air conditioner generator 1, and is driven by the spline shaft; wherein the drive shaft of the air conditioner generator 1 The main body is a spline shaft, and the rear end of the drive shaft of the air conditioner generator 1 has a mounting flange 12 . The rotor shaft of the air-conditioning generator 1 is a hollow shaft, and its inner hole is a spline hole. The spline hole of the hollow shaft of the rotor 3 is sleeved on the spline shaft and is driven by the spline shaft. The front end of the spline shaft is equipped with a fixed nut.

[0068] The present invention is also characterized in that at least one positioning device 21 is provided between the pulley 8 at the front end of the crankshaft 5 and the drive shaft of the air conditioner generator 1 . like Figure 9 As shown, a positioning device 21 is provided between the pulley 8 at the front end of the crankshaft 5 and the drive shaft of the air conditioner generator 1, as shown in the figure. Figure 9 The positioning device 21 shown in A is a cross ridge and its matching groove, Figure 9 The positioning device 21 shown in B is a circular truncated convex block and its matching pit, and the positioning device 21 shown in 9C is a hemispherical convex block and its matching pit.

[0069] The present invention is also characterized in that the positioning device 21 is a positioning hole, and a positioning pin is arranged in the positioning hole for positioning. like Figure 9 As shown in A, a positioning pin is provided at the portion of the flange 12 .

[0070] The present invention is also characterized in that the positioning device 21 is a positioning groove, a convex strip is arranged at the joint portion, and the positioning groove and the convex strip cooperate for positioning. like Figure 9 As shown in A, a protruding strip is arranged at the joint part, and the positioning groove and the protruding strip are matched for positioning.

[0071] The present invention is also characterized in that there is a flexible positioning device 21 or/and a flexible connecting device at the connection between the crankshaft 5 and the drive shaft of the rotor 3 . like Figure 5 As shown, there is a flexible positioning device 21 and a flexible connecting device at the connection between the crankshaft 5 and the drive shaft of the rotor 3. The flexible positioning device 21 is a rubber ring, and the rubber ring is also a part of the flexible connecting device. An elastic connection is adopted between the rear end and the pulley 8 at the front end of the crankshaft 5. The rear end of the drive shaft of the air conditioner generator 1 has an elastic coupling flange, and one end of the driving pins of the plurality of elastic couplings is fixed to the pulley at the front end of the crankshaft 5 8, the other end is inserted into the drive hole of the flange of the elastic coupling, and the drive shaft of the air conditioner generator 1 is driven by a set of rubber rings, and the casing of the stator 2 is directly fixed on the engine 4 support frame 9 by screws. .

[0072] The present invention is also characterized in that the connecting parts of the rear end of the drive shaft of the air conditioner generator 1 and the pulley 8 at the front end of the crankshaft 5 are ratchets 22, and a rubber block 23 is arranged between them. like Figure 10 As shown, the connection part between the rear end of the drive shaft of the air conditioner generator 1 and the pulley 8 at the front end of the crankshaft 5 is a ratchet plate 22, and a rubber block 23 is spaced therebetween.

[0073] The present invention is also characterized in that the air conditioner generator 1 is an air conditioner motor compressor generator 1 . like figure 1 , figure 2 As shown, the generator 1 is used as a dedicated power source for the electric compressor of the automobile air conditioner.

[0074] The present invention is also characterized in that the air-conditioning generator 1 is a permanent magnet DC generator 1, and the rotor 3 includes magnetic poles of permanent magnets. like figure 1 , figure 2 As shown, the air conditioner generator 1 is a permanent magnet DC generator 1, and the rotor 3 includes magnetic poles of permanent magnets.

[0075] The present invention is also characterized in that the air-conditioning generator 1 is a unilateral permanent disk type DC generator 1 . like Figure 11 As shown, the air conditioner generator 1 is a unilateral permanent disk type DC generator 1, and the outer casing of the generator 1 is made of a magnetic isolation material.

[0076] The present invention is also characterized in that the air-conditioning generator 1 is a permanent disk type DC generator 1 on both sides. like Figure 12 As shown, the air conditioner generator 1 is a permanent disk type DC generator 1 on both sides.

[0077] The present invention is also characterized in that the air conditioner generator 1 is an alternator 1 . like Figure 1-19 As shown, the air conditioner generator 1 may also be an alternator 1 .

[0078] The present invention is also characterized in that the air conditioner generator 1 is a permanent magnet synchronous generator 1 . like Figure 1-19 As shown, the air conditioner generator 1 may also be a permanent magnet synchronous generator 1 .

[0079] The present invention is also characterized in that the air conditioner generator 1 is a three-phase permanent magnet synchronous generator 1 . like Figure 1-19 As shown, the air conditioner generator 1 may also be a three-phase permanent magnet synchronous generator 1 .

[0080] The present invention is also characterized in that the air conditioner generator 1 is a single-phase permanent magnet synchronous generator 1 . like Figure 1-19 As shown, the air conditioner generator 1 may also be a single-phase permanent magnet synchronous generator 1 .

[0081] The present invention is also characterized in that the air conditioner generator 1 is a disk-type permanent magnet synchronous generator 1 . like Figure 11 , Figure 12 , Figure 13 , Figure 14 , Figure 15 , Figure 16 As shown, the air conditioner generator 1 is a disk-type permanent magnet synchronous generator 1 .

[0082] The present invention is also characterized in that the air conditioner generator 1 is the rotor 3 in the middle of the disk-type permanent magnet synchronous generator 1, the stator 2 is arranged on both sides of the rotor 3, the rotor 3 is fixed on the drive shaft, and the disk rotor 3 There is a disc stator 2 on each side, and the disc stator 2 is fixed on the casing of the generator 1 through its stator iron core. like Figure 12 , Figure 16 As shown, in the middle of the disc permanent magnet synchronous generator 1 is the rotor 3, the stator 2 is arranged on both sides of the rotor 3, the rotor 3 is fixed on the drive shaft, there is a disc stator 2 on each side of the disc rotor 3, and the disc stator 2 is fixed on the casing of the generator 1 through its stator iron core.

[0083] Similarly, the disk-type permanent magnet generator 1 can also be a double rotor 3 three stator 2 structure, such as Figure 13 Shown is the structure of double rotors 3 and three stators 2, in which two disc rotors 3 are respectively arranged between the three stators 2. In addition, the disc permanent magnet generator 1 can also be arranged as a double rotor 3 and a single stator. 2 structures such as Figure 14 As shown, a stator 2 is arranged between the two rotors 3 .

[0084] The present invention is also characterized in that the air-conditioning generator 1 is the disk-type permanent magnet synchronous generator 1 with a single stator 2 and a single rotor 3 structure, including a stator 2, a rotor 3 and a casing, the stator 2 and the rotor 3 Both are disc type. Stator 2 includes stator core and stator winding. The stator winding is embedded in the stator core. The stator 2 is fixed on the casing through the stator core. The surface of the rotor 3 core is distributed according to the polarity and fixed with permanent magnetic poles. , the rotor 3 is fixed on the drive shaft. like Figure 11 , Figure 15 As shown, the disk-type permanent magnet synchronous generator 1 is a single-stator 2, single-rotor 3 structure, including a stator 2, a rotor 3 and a casing, the stator 2 and the rotor 3 are both disc-type, and the stator 2 includes a stator core , stator winding, the stator winding is embedded in the stator core, the stator 2 is fixed on the casing through the stator core, the surface of the rotor 3 core is distributed according to the polarity and fixed with permanent magnetic poles, and the rotor 3 is fixed on the drive shaft.

[0085] The present invention is also characterized in that a generator 1 rotor shaft coupler 24 is arranged between the pulley 8 at the front end of the crankshaft 5 and the air conditioner generator 1 . like Figure 17 , Figure 18 As shown, a generator 1 rotor shaft coupler 24 is provided between the pulley 8 at the front end of the crankshaft 5 and the air conditioner generator 1 .

[0086] The present invention is also characterized in that the generator 1 rotor shaft coupler 24 disposed between the pulley 8 at the front end of the crankshaft 5 and the air conditioner generator 1 is an electromagnetic coupler. like Figure 17 , Figure 18 As shown, the generator 1 rotor shaft coupler is an electromagnetic coupler. Of course, the rotor shaft coupler 24 of the generator 1 may also be a mechanical coupler.

[0087] The air-conditioning generator 1 of the present invention reaches the following technical indicators:

[0088] Peak operating power: 15KW

[0089] Rated operating power: 10KW

[0090] Power line voltage: 180-400V

[0091] Maximum back EMF: 500V

[0092] Maximum line current: 85A

[0093] Running speed: 700-3000rpm

[0094] Limit running speed: 4500rpm

[0095] Efficiency: 85-95%

[0096] The air-conditioning generator of the present invention is specially used to provide power for the electric air-conditioning compressor of the automobile, especially for the current traditional mechanical compressor air-conditioning system of the automobile to be changed to the electric compressor air-conditioning system to provide power. Of course, it can also be used as a new type of automobile air-conditioning system. System integration technology.