CN113394912B - Flexible transmission system for diesel generating set - Google Patents
Flexible transmission system for diesel generating set Download PDFInfo
- Publication number
- CN113394912B CN113394912B CN202110612478.XA CN202110612478A CN113394912B CN 113394912 B CN113394912 B CN 113394912B CN 202110612478 A CN202110612478 A CN 202110612478A CN 113394912 B CN113394912 B CN 113394912B
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- Prior art keywords
- transmission shaft
- right end
- friction
- transmission
- clutch
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
- F02B63/042—Rotating electric generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
Abstract
The invention discloses a flexible transmission system for a diesel generator set, which comprises a first transmission shaft, a clutch, a second transmission shaft, a bearing seat, a buffer, a third transmission shaft, a speed increasing box and a fourth transmission shaft, wherein the left end of the first transmission shaft is provided with a first flange, the right end of the first transmission shaft is provided with the clutch, the right end of the clutch is provided with the second transmission shaft, the second transmission shaft is installed in the bearing seat, the right end of the second transmission shaft is provided with the buffer, the right end of the buffer is provided with the third transmission shaft, the right end of the third transmission shaft is connected with the speed increasing box, the right end of the speed increasing box is provided with the fourth transmission shaft, and the right end of the fourth transmission shaft is provided with the second flange. The transmission device has the advantages of small transmission loss and high transmission flexibility, the maximum transmission torque can be limited by arranging the clutch, and the transmitted torque can be buffered in time when the transmission torque changes suddenly by arranging the buffer, so that the service life of the generator set is prolonged.
Description
Technical Field
The invention relates to a transmission system, in particular to a flexible transmission system for a diesel generating set.
Background
The diesel generator set is a power generation power machine taking a diesel engine as a prime mover, generally comprises a diesel engine, a transmission system and a generator, and the diesel engine has higher heat efficiency, so that the diesel engine can be used as a power source of the generator to greatly improve the power generation efficiency.
However, the diesel engine has low rotating speed, large torque and unstable torque output, so that a transmission system and a generator are easily damaged, and the transmission systems of various conventional diesel generator sets cannot buffer and filter the output impact of the diesel engine well, so that the service life of the diesel generator set is limited.
Disclosure of Invention
The invention aims to provide a flexible transmission system for a diesel generator set, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a flexible transmission system for diesel generating set, includes first transmission shaft, clutch, secondary drive axle, bearing frame, buffer, third transmission shaft, speed-increasing box and fourth transmission shaft, the left end of first transmission shaft is provided with first flange, and first flange passes through the output shaft of bolt and diesel engine, and the right-hand member of first transmission shaft is provided with the clutch, and the right-hand member of clutch is provided with the secondary drive axle, and the secondary drive axle is installed in the bearing frame, and the right-hand member of secondary drive axle is provided with the buffer, and the right-hand member of buffer is provided with the third transmission shaft, and the right-hand member and the speed-increasing box of third transmission shaft are connected, and the right-hand member of speed-increasing box is provided with the fourth transmission shaft, and the right-hand member of fourth transmission shaft is provided with the secondary flange, and the input shaft of generator is passed through the bolt to the secondary flange.
As a further scheme of the invention: the clutch comprises a shell, friction plates, a friction disc, a first sliding groove, a friction block, a first spring and an adjusting bolt, the middle of the left end of the shell is connected with a first transmission shaft, the friction disc is arranged inside the shell, the right end of the friction disc is connected with a second transmission shaft, the friction plates are arranged at the left end of the friction disc, and the friction plates are embedded on the inner wall of the shell.
As a further scheme of the invention: a plurality of first chutes are formed in the inner wall of the right end of the shell, friction blocks and first springs are installed in the first chutes, the friction blocks are arranged on the left side of the first springs, and adjusting bolts are arranged at the right end of the first chutes.
As a further scheme of the invention: the bearing pedestal comprises a base, a gland, a bearing and a sealing ring, wherein the base is connected with the gland through a bolt, the bearing is installed between the base and the gland, a second transmission shaft is installed in the bearing, and the sealing ring is installed at two ends of the bearing.
As a further scheme of the invention: the buffer comprises a first rotary table, a second rotary table, a positioning shaft, a pressing block, a second sliding groove, a second spring and a baffle, the middle of the left end of the first rotary table is connected with the right end of the second transmission shaft, the middle of the right end of the first rotary table is provided with a groove, the middle of the right end of the second rotary table is connected with the left end of the third transmission shaft, the middle of the left end of the second rotary table is provided with the positioning shaft, and the positioning shaft is matched with the groove at the right end of the first rotary table.
As a further scheme of the invention: two second chutes are symmetrically formed in the right end of the first rotary table, the second chutes are of arc structures, second springs are installed in the second chutes, baffles are arranged at openings of the second chutes, two pressing blocks are symmetrically arranged at the left end of the second rotary table, and the pressing blocks are of arc structures.
Compared with the prior art, the transmission device has the advantages that the transmission loss is small, the transmission flexibility is high, the maximum transmission torque can be limited by arranging the clutch, the damage to the speed increasing box and the generator due to overlarge transmission torque can be avoided, the transmitted torque can be buffered in time when the transmission torque suddenly changes by arranging the buffer, the damage to the speed increasing box and the generator due to impact can be avoided, and the service life of the generator set is prolonged.
Drawings
Fig. 1 is a top right view of a flexible drive system three-dimensional structure for a diesel generator set.
Fig. 2 is a top left view of a flexible drive system three-dimensional structure for a diesel generator set.
Fig. 3 is a front view of a flexible drive system for a diesel-electric generator set.
Fig. 4 is a schematic structural front view in section of a flexible transmission system for a diesel generator set.
Fig. 5 is a sectional view taken along line a-a of fig. 3.
Fig. 6 is an enlarged view of B in a flexible drive system for a diesel-electric generator set.
In the figure: 1. a first drive shaft; 11. a first flange; 2. a clutch; 21. a housing; 22. a friction plate; 23. a friction disk; 24. a first chute; 25. a friction block; 26. a first spring; 27. adjusting the bolt; 3. a second drive shaft; 4. a bearing seat; 41. a base; 42. a gland; 43. a bearing; 44. a seal ring; 5. a buffer; 51. a first turntable; 52. a second turntable; 53. positioning the shaft; 54. briquetting; 55. a second chute; 56. a second spring; 57. a baffle plate; 6. a third drive shaft; 7. a speed increasing box; 8. a fourth drive shaft; 81. a second flange.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-6, a flexible transmission system for a diesel generator set includes a first transmission shaft 1, a clutch 2, a second transmission shaft 3, a bearing seat 4, a buffer 5, a third transmission shaft 6, a speed increasing box 7 and a fourth transmission shaft 8; the left end of first transmission shaft 1 is provided with first flange 11, first flange 11 passes through the output shaft of bolt and diesel engine, the right-hand member of first transmission shaft 1 is provided with clutch 2, clutch 2 can restrict driven maximum torque, the right-hand member of clutch 2 is provided with second transmission shaft 3, second transmission shaft 3 is installed in bearing frame 4, the right-hand member of second transmission shaft 3 is provided with buffer 5, be used for buffering the transmission torque, make torque transmission more linear, the right-hand member of buffer 5 is provided with third transmission shaft 6, the right-hand member of third transmission shaft 6 is connected with speed-increasing box 7, the right-hand member of speed-increasing box 7 is provided with fourth transmission shaft 8, the right-hand member of fourth transmission shaft 8 is provided with second flange 81, second flange 81 passes through the input shaft of bolt and generator.
The clutch 2 comprises a shell 21, friction plates 22, friction plates 23, first sliding grooves 24, friction blocks 25, first springs 26 and adjusting bolts 27, the middle of the left end of the shell 21 is connected with the first transmission shaft 1, the friction plates 23 are arranged inside the shell 21, the right end of each friction plate 23 is connected with the second transmission shaft 3, the friction plates 22 are arranged at the left end of each friction plate 23, the friction plates 22 are embedded on the inner wall of the shell 21, the first sliding grooves 24 are formed in the inner wall of the right end of the shell 21, the friction blocks 25 and the first springs 26 are installed in the first sliding grooves 24, the friction blocks 25 are arranged on the left side of the first springs 26, the adjusting bolts 27 are arranged at the right end of the first sliding grooves 24, the compression amount of the first springs 26 can be controlled by rotating the adjusting bolts 27, and accordingly the pressure of the friction blocks 25 on the friction plates 23 is controlled.
The bearing seat 4 comprises a base 41, a gland 42, a bearing 43 and a sealing ring 44, the base 41 is connected with the gland 42 through a bolt, the bearing 43 is installed between the base 41 and the gland 42, the second transmission shaft 3 is installed in the bearing 43, the sealing ring 44 is installed at two ends of the bearing 43, the sealing ring 44 can prevent dust from entering the bearing 43, and the bearing seat 4 can limit radial vibration of the second transmission shaft 3, so that stability of a transmission system is improved.
The buffer 5 comprises a first rotary disc 51, a second rotary disc 52, a positioning shaft 53, press blocks 54, a second sliding groove 55, a second spring 56 and a baffle 57, the middle part of the left end of the first rotary disc 51 is connected with the right end of the second transmission shaft 3, the middle part of the right end of the first rotary disc 51 is provided with a groove, the middle part of the right end of the second rotary disc 52 is connected with the left end of the third transmission shaft 6, the middle part of the left end of the second rotary disc 52 is provided with the positioning shaft 53, the positioning shaft 53 is matched with the groove at the right end of the first rotary disc 51 to butt the first rotary disc 51 and the second rotary disc 52 together, the right end of the first rotary disc 51 is symmetrically provided with two second sliding grooves 55, the second sliding grooves 55 are of arc-shaped structures, the second spring 56 is installed in the second sliding grooves 55, the baffle 57 is arranged at the opening of the second sliding grooves 55, the left end of the second rotary disc 52 is symmetrically provided with two press blocks 54, the press blocks 54 are of arc-shaped structures, when the first rotary disc 51 is driven by the second transmission shaft 3 to rotate, the reverse resistance of the second rotary disc 52 enables the press block 54 to push the baffle 57 to compress the second spring 56, and when the second spring 56 is compressed to a certain degree, the elastic force is larger than the reverse resistance of the second rotary disc 52, so that the press block 54 and the second rotary disc 52 can be pushed to rotate along with the first rotary disc 51.
In the using process of the invention: firstly, a first flange 11 is connected with an output shaft of a diesel engine by using bolts, a second flange 81 is connected with an input shaft of a generator, the output shaft of the diesel engine drives a first transmission shaft 1 to rotate through the first flange 11, the first transmission shaft 1 drives a shell 21 of a clutch 2 to rotate, the shell 21 drives a friction disc 23 to rotate through the friction force of a friction block 25 and a friction plate 22, the friction disc 23 drives a second transmission shaft 3 to rotate, when the output torque of the diesel engine exceeds the maximum friction force of the friction block 25 and the friction plate 22 on the friction disc 23, sliding is generated between the friction disc 23 and the friction plate 22, the transmission torque is reduced, so that the speed increasing box 7 and the generator are protected from being damaged, the compression amount of a first spring 26 can be changed through adjusting bolts 27, meanwhile, the pressure of the friction block 25 on the friction disc 23 is changed, and the maximum static friction force between the friction disc 23 and the friction blocks 25 and the friction plate 22 is changed, therefore, the maximum limited transmission torque of the clutch 2 is changed, the second transmission shaft 3 drives the first rotary disc 51 in the buffer 5 to rotate, the first rotary disc 51 drives the second rotary disc 52 to rotate through the elastic force of the second spring 56, when the torque output by the diesel engine is changed, the static pressure balance between the baffle 57 and the pressing block 54 is broken, and the second spring 56 is compressed or expanded, so that the change of the torque is buffered, the speed increasing box 7 and the generator are protected from being impacted, the second rotary disc 52 drives the third transmission shaft 6 to rotate, the third transmission shaft 6 transmits power to the speed increasing box 7, the speed increasing box 7 drives the fourth transmission shaft 8 to rotate, the fourth transmission shaft 8 drives the input shaft of the generator to rotate through the second flange 81, and the power of the diesel engine is transmitted to the generator.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (1)
1. A flexible transmission system for a diesel generating set comprises a first transmission shaft (1), a clutch (2), a second transmission shaft (3), a bearing seat (4), a buffer (5), a third transmission shaft (6), a speed increasing box (7) and a fourth transmission shaft (8), and is characterized in that a first flange (11) is arranged at the left end of the first transmission shaft (1), the first flange (11) is connected with an output shaft of a diesel engine through a bolt, the clutch (2) is arranged at the right end of the first transmission shaft (1), the second transmission shaft (3) is arranged at the right end of the clutch (2), the second transmission shaft (3) is installed in the bearing seat (4), the buffer (5) is arranged at the right end of the second transmission shaft (3), the third transmission shaft (6) is arranged at the right end of the buffer (5), and the right end of the third transmission shaft (6) is connected with the speed increasing box (7), a fourth transmission shaft (8) is arranged at the right end of the speed increasing box (7), a second flange (81) is arranged at the right end of the fourth transmission shaft (8), the second flange (81) is connected with an input shaft of a generator through a bolt, the clutch (2) comprises a shell (21), friction plates (22), friction discs (23), first sliding grooves (24), friction blocks (25), first springs (26) and an adjusting bolt (27), the middle part of the left end of the shell (21) is connected with the first transmission shaft (1), the friction discs (23) are arranged inside the shell (21), the right end of each friction disc (23) is connected with the second transmission shaft (3), the friction plates (22) are arranged at the left end of each friction disc (23), the friction plates (22) are embedded on the inner wall of the shell (21), a plurality of first sliding grooves (24) are formed in the inner wall of the right end of the shell (21), the friction blocks (25) and the first springs (26) are installed in the first sliding grooves (24), the friction block (25) is arranged on the left side of the first spring (26), the right end of the first sliding groove (24) is provided with an adjusting bolt (27), the bearing seat (4) comprises a base (41), a gland (42), a bearing (43) and a sealing ring (44), the base (41) is connected with the gland (42) through a bolt, the bearing (43) is installed between the base (41) and the gland (42), the second transmission shaft (3) is installed in the bearing (43), the sealing ring (44) is installed at two ends of the bearing (43), the buffer (5) comprises a first rotary disc (51), a second rotary disc (52), a positioning shaft (53), a pressing block (54), a second sliding groove (55), a second spring (56) and a baffle plate (57), the middle part of the left end of the first rotary disc (51) is connected with the right end of the second transmission shaft (3), and a groove is formed in the middle part of the right end of the first rotary disc (51), the right-hand member middle part of second carousel (52) is connected with the left end of third transmission shaft (6), and the left end middle part of second carousel (52) is provided with location axle (53), and location axle (53) and the recess cooperation of first carousel (51) right-hand member, two second spout (55) have been seted up to the right-hand member symmetry of first carousel (51), and second spout (55) are the arc structure, install second spring (56) in second spout (55), and the opening part of second spout (55) is provided with baffle (57), and the left end symmetry of second carousel (52) is provided with two briquetting (54), and briquetting (54) are the arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110612478.XA CN113394912B (en) | 2021-06-02 | 2021-06-02 | Flexible transmission system for diesel generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110612478.XA CN113394912B (en) | 2021-06-02 | 2021-06-02 | Flexible transmission system for diesel generating set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113394912A CN113394912A (en) | 2021-09-14 |
| CN113394912B true CN113394912B (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110612478.XA Active CN113394912B (en) | 2021-06-02 | 2021-06-02 | Flexible transmission system for diesel generating set |
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| CN (1) | CN113394912B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117662291A (en) * | 2024-01-31 | 2024-03-08 | 泰州市海锋机械制造有限公司 | Generating set who contains silence structure |
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| DE3412026A1 (en) * | 1984-03-31 | 1985-10-17 | Elektro-Mechanik Gmbh, 5963 Wenden | Clutch with load-torque blocking means |
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| CN102734383A (en) * | 2012-07-06 | 2012-10-17 | 上海中科深江电动车辆有限公司 | Vibration damper for pure electric automobile |
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| CN102943826A (en) * | 2012-11-28 | 2013-02-27 | 苏州蓝王机床工具科技有限公司 | Coupler |
| CN105940218A (en) * | 2014-01-30 | 2016-09-14 | 株式会社捷太格特 | Joint member for wind power generation apparatus, and wind power generation apparatus |
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| CN110985434A (en) * | 2019-11-29 | 2020-04-10 | 江苏中苏智能制造有限公司 | Mixed flow pump with clutch protection structure |
| CN210769022U (en) * | 2019-06-28 | 2020-06-16 | 浙江吉利控股集团有限公司 | Range extender and vehicle using same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5024838B2 (en) * | 2006-05-04 | 2012-09-12 | シック チョイ，ヒュン | Motor gravity compensator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3412026A1 (en) * | 1984-03-31 | 1985-10-17 | Elektro-Mechanik Gmbh, 5963 Wenden | Clutch with load-torque blocking means |
| FR2640709A1 (en) * | 1988-12-15 | 1990-06-22 | Voith Gmbh | ELASTIC CLUTCH FOR A MULTI-MASS STEERING WHEEL OF AN AUTOMOBILE TRANSMISSION |
| CN200952536Y (en) * | 2006-06-04 | 2007-09-26 | 丁焰 | Friction type overload limit torque coupling |
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| CN202634180U (en) * | 2012-06-04 | 2012-12-26 | 蔡旭阳 | Variable-speed motor with buffering |
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| CN105940218A (en) * | 2014-01-30 | 2016-09-14 | 株式会社捷太格特 | Joint member for wind power generation apparatus, and wind power generation apparatus |
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| CN210769022U (en) * | 2019-06-28 | 2020-06-16 | 浙江吉利控股集团有限公司 | Range extender and vehicle using same |
| CN110985434A (en) * | 2019-11-29 | 2020-04-10 | 江苏中苏智能制造有限公司 | Mixed flow pump with clutch protection structure |
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| CN113394912A (en) | 2021-09-14 |
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