CN108488258B - Dragging device of vehicle-mounted power take-off power generation system - Google Patents
Dragging device of vehicle-mounted power take-off power generation system Download PDFInfo
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- CN108488258B CN108488258B CN201810124116.4A CN201810124116A CN108488258B CN 108488258 B CN108488258 B CN 108488258B CN 201810124116 A CN201810124116 A CN 201810124116A CN 108488258 B CN108488258 B CN 108488258B
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- electromagnetic clutch
- universal
- generator
- tension wheel
- assembly
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D47/00—Systems of clutches, or clutches and couplings, comprising devices of types grouped under at least two of the preceding guide headings
- F16D47/02—Systems of clutches, or clutches and couplings, comprising devices of types grouped under at least two of the preceding guide headings of which at least one is a coupling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/02—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings
- F16D27/04—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings with axially-movable friction surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/14—Details
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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
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D2027/002—Electric or electronic circuits relating to actuation of electromagnetic clutches
Abstract
A novel dragging device of a vehicle-mounted power take-off power generation system relates to the field of dragging devices for power take-off power generation systems; the device comprises a universal coupling, an electromagnetic clutch assembly, a tension pulley assembly, a belt and a generator; wherein, one axial end of the universal coupling is fixedly connected with an external vehicle engine; the electromagnetic clutch assembly is fixedly connected with the other axial end of the universal coupling; the tension wheel assembly is fixedly arranged on a bracket of an external vehicle; the generator is fixedly arranged on a bracket of an external vehicle; the electromagnetic clutch assembly, the tension wheel assembly and the generator are horizontally and adjacently arranged; the belt is sequentially sleeved on the outer walls of the output shaft of the electromagnetic clutch assembly, the tensioning wheel assembly and the input shaft of the generator; the novel dragging device of the vehicle-mounted power take-off power generation system is relatively flexible in installation space of the generator, the speed ratio can be adjusted according to needs, the follow-up rotation condition of the generator can be controlled in real time, mechanical abrasion of the generator can be reduced, and the service life of the generator can be prolonged.
Description
Technical Field
The invention relates to the field of dragging devices for power take-off power generation systems, in particular to a dragging device for a vehicle-mounted power take-off power generation system.
Background
The power taking mode of the power taking generator in the vehicle-mounted power taking power generation system has two types: one is to take power at a power take-off to generate power; the other is to take power directly at the output shaft of the engine to generate electricity. The power taking and generating modes are adopted according to the installation conditions of different vehicles, and when some occasions need to adopt the power taking and generating mode at the output shaft of the engine, the following problems exist: 1. the space at the rear end of the output shaft of the engine is small, and the space for installing the power takeoff generator is limited; 2. the direct-drive transmission causes the rotating speed of the generator to be low, and influences the normal working performance of the generator; 3. the power take-off generator will always run during operation of the vehicle engine. However, some users do not need to supply power all the time during the running process of the vehicle, and only need to supply power by the power take-off power generation system on certain specific occasions. At this moment, if continue to adopt traditional mode of dragging, will exist no matter need generate electricity, the power takeoff generator all can operate to cause the power takeoff generator to produce unnecessary mechanical wear, reduce power takeoff generator life.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides the dragging device of the vehicle-mounted power taking and generating system, and provides the dragging device of the vehicle-mounted power taking and generating system, which has the advantages of convenience in operation and maintenance, relative flexibility in generator installation space, capability of adjusting the speed ratio according to requirements, capability of controlling the follow-up rotation condition of the generator in real time, capability of reducing the mechanical wear of the generator and prolonging the service life of the generator.
The above purpose of the invention is realized by the following technical scheme:
a dragging device of a vehicle-mounted power take-off power generation system comprises a universal coupling, an electromagnetic clutch assembly, a tension pulley assembly, a belt and a generator; wherein, one axial end of the universal coupling is fixedly connected with an external vehicle engine; the electromagnetic clutch assembly is fixedly connected with the other axial end of the universal coupling; the tension wheel assembly is fixedly arranged on a bracket of an external vehicle; the generator is fixedly arranged on a bracket of an external vehicle; the electromagnetic clutch assembly, the tension wheel assembly and the generator are horizontally and adjacently arranged; the belt is sequentially sleeved on the outer walls of the output shaft of the electromagnetic clutch assembly, the tensioning wheel assembly and the input shaft of the generator.
In the dragging device of the vehicle-mounted power take-off power generation system, the universal coupling comprises a first universal flange plate, a first universal spline shaft, a second universal spline sleeve and a second universal flange plate; the first universal flange plate is fixedly connected with an external vehicle engine; the first universal spline shaft is vertically and fixedly arranged at the bottom of the first universal flange plate; the second universal spline sleeve is vertically and fixedly arranged at the bottom of the first universal spline shaft; and the second universal flange plate is fixedly arranged at the bottom of the second universal spline housing.
In the dragging device of the vehicle-mounted power take-off power generation system, the electromagnetic clutch assembly comprises a transfer flange, a bearing seat shaft, a bearing seat, an electromagnetic clutch stator, an electromagnetic clutch rotor, a bearing retainer ring pressing sheet, an electromagnetic clutch armature and a belt pulley; the bearing seat shaft is of a vertically placed columnar structure; the adapter flange plate is fixedly arranged at one axial end of the bearing seat shaft; the transfer flange plate is fixedly connected with the second universal flange plate; the bearing seat is sleeved on the outer wall of the axial upper end of the bearing seat shaft; the electromagnetic clutch rotor is sleeved on the outer wall of the axial middle part of the bearing seat shaft; the stator of the electromagnetic clutch is sleeved on the outer wall of the rotor of the electromagnetic clutch; the armature of the electromagnetic clutch is sleeved on the outer wall of the bearing seat shaft, and the armature of the electromagnetic clutch is connected with one axial end of the rotor of the electromagnetic clutch; the belt pulley is sleeved on the outer wall of the axial lower end of the bearing seat shaft; and the bearing retainer ring pressing sheet is fixedly arranged at the other axial end of the bearing seat shaft.
In the dragging device of the vehicle-mounted power take-off power generation system, the belt is coated on the outer wall of the belt pulley.
In the dragging device of the vehicle-mounted power take-off power generation system, the tension wheel assembly comprises a tension wheel bracket and a tension wheel; wherein, the tension wheel bracket is fixedly arranged on a bracket of an external vehicle; the tensioning wheel is of a disc-shaped structure and is arranged on the side wall of the tensioning wheel bracket; the outer wall of the tension wheel is contacted with the inner wall of the belt.
In the dragging device of the vehicle-mounted power take-off power generation system, the tension wheel rotates around the connecting point with the tension wheel support, so that the contact force between the tension wheel and the belt is adjusted, and the tightness of the belt is adjusted.
According to the dragging device of the vehicle-mounted power take-off power generation system, whether the stator of the electromagnetic clutch is electrified or not is controlled, so that the attraction or disconnection between the rotor of the electromagnetic clutch and the armature of the electromagnetic clutch in the rotation process is controlled, and the follow-up rotation of the generator is controlled in real time.
In the dragging device of the vehicle-mounted power take-off power generation system, when the stator of the electromagnetic clutch is electrified, the rotor of the electromagnetic clutch is attracted with the armature of the electromagnetic clutch; the pulley rotates with the rotation of the external vehicle engine; when the stator of the electromagnetic clutch is powered off, the rotor of the electromagnetic clutch is disconnected with the armature of the electromagnetic clutch; the pulley is stationary.
Compared with the prior art, the invention has the following advantages:
(1) compared with the traditional dragging device, the belt dragging is added on the basis of the straight dragging of the universal coupling, and the dragging device is more compact and reasonably utilizes the space through the combined dragging form of the universal coupling and the belt;
(2) the electromagnetic clutch assembly is formed by combining the bearing seat, the electromagnetic clutch and the belt pulley, and the attraction condition of the electromagnetic clutch rotor and the electromagnetic clutch armature in the rotating process is controlled by controlling the power-on condition of the electromagnetic clutch stator, so that the follow-up rotation condition of the generator is controlled in real time, the operation is convenient, the mechanical wear of the generator is reduced, and the service life of the generator is prolonged;
(3) the invention has the advantages that the installation and maintenance of the electromagnetic clutch and the bearing are facilitated by independently designing the bearing seat, the bearing seat shaft and the belt pulley, and the bearing seat and the belt pulley both adopt a double-bearing supporting mode, so that the reliability of the dragging device is greatly improved;
(4) the invention can play a role in accelerating speed through the belt pulley, thereby greatly improving the power generation performance of the generator.
Drawings
FIG. 1 is a schematic view of the overall structure of the dragging device according to the present invention;
FIG. 2 is a schematic view of the universal coupling of the present invention;
FIG. 3 is a cross-sectional view of the electromagnetic clutch assembly of the present invention;
fig. 4 is a schematic view of the tension roller assembly of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific examples:
the invention provides the vehicle-mounted power take-off power generation system dragging device which is convenient to operate and maintain, relatively flexible in generator installation space, adjustable in speed ratio according to needs, capable of controlling the follow-up rotation condition of the generator in real time, capable of reducing mechanical abrasion of the generator and prolonging the service life of the generator.
As shown in fig. 1, which is a schematic view of the overall structure of a dragging device, it can be known that the dragging device of a vehicle-mounted power take-off power generation system includes a universal coupling 1, an electromagnetic clutch assembly 2, a tension pulley assembly 3, a belt 4 and a generator 5; wherein, one axial end of the universal coupling 1 is fixedly connected with an external vehicle engine; the electromagnetic clutch assembly 2 is fixedly connected with the other axial end of the universal coupling 1; the tension roller assembly 3 is fixedly arranged on a bracket of an external vehicle; the generator 5 is fixedly arranged on a bracket of an external vehicle; the electromagnetic clutch assembly 2, the tension pulley assembly 3 and the generator 5 are horizontally and adjacently arranged; the belt 4 is sequentially sleeved on the outer walls of the output shaft of the electromagnetic clutch assembly 2, the tension pulley assembly 3 and the input shaft of the generator 5.
As shown in fig. 2, which is a schematic view of a universal joint, it can be seen that the universal joint 1 includes a first universal flange 11, a first universal spline shaft 12, a second universal spline housing 13 and a second universal flange 14; the first universal flange 11 is fixedly connected with an external vehicle engine; the first universal spline shaft 12 is vertically and fixedly arranged at the bottom of the first universal flange plate 11; the second universal spline housing 13 is vertically and fixedly arranged at the bottom of the first universal spline shaft 12; the second universal flange 14 is fixedly mounted at the bottom of the second universal spline housing 13.
As shown in fig. 3, which is a cross-sectional view of the electromagnetic clutch assembly, the electromagnetic clutch assembly 2 includes an adapter flange 21, a bearing housing shaft 22, a bearing housing 23, an electromagnetic clutch stator 24, an electromagnetic clutch rotor 25, a bearing retainer pressing sheet 26, an electromagnetic clutch armature 28, and a pulley 29; wherein, the bearing seat shaft 22 is a vertically placed columnar structure; the adapter flange 21 is fixedly arranged at one axial end of the bearing seat shaft 22; the transfer flange 21 is fixedly connected with the second universal flange 14; the bearing seat 23 is sleeved on the outer wall of the axial upper end of the bearing seat shaft 22; the electromagnetic clutch rotor 25 is sleeved on the outer wall of the axial middle part of the bearing seat shaft 22; the electromagnetic clutch stator 24 is sleeved on the outer wall of the electromagnetic clutch rotor 25; an electromagnetic clutch armature 28 is sleeved on the outer wall of the bearing seat shaft 22, and the electromagnetic clutch armature 28 is connected with one axial end of the electromagnetic clutch rotor 25; the belt pulley 29 is sleeved on the outer wall of the axial lower end of the bearing seat shaft 22; a retainer presser 26 is fixedly mounted to the other axial end of the bearing holder shaft 22. The belt 4 is wrapped around the outer wall of the pulley 29.
As shown in fig. 4, which is a schematic view of a tension roller assembly, it can be seen that the tension roller assembly 3 includes a tension roller bracket 31 and a tension roller 32; wherein, the tension roller bracket 31 is fixedly arranged on the bracket of the external vehicle; the tension wheel 32 is of a disc-shaped structure, and the tension wheel 32 is arranged on the side wall of the tension wheel bracket 31; the outer wall of the tension wheel 32 contacts with the inner wall of the belt 4.
The tension wheel 32 rotates around the connection point with the tension wheel bracket 31 to adjust the contact force between the tension wheel 32 and the belt 4, so as to adjust the tightness of the belt 4.
In the working process, the attraction or the disconnection between the electromagnetic clutch rotor 25 and the electromagnetic clutch armature 28 in the rotation process is controlled by controlling whether the electromagnetic clutch stator 24 is electrified or not, so that the follow-up rotation of the generator is controlled in real time. When the electromagnetic clutch stator 24 is electrified, the electromagnetic clutch rotor 25 is attracted with the electromagnetic clutch armature 28; pulley 29 rotates with the rotation of the external vehicle engine; when the electromagnetic clutch stator 24 is de-energized, the electromagnetic clutch rotor 25 is disconnected from the electromagnetic clutch armature 28; pulley 29 is stationary.
The installation and the specific dragging mode of the dragging device are as follows:
1) a first universal flange 11 in the universal coupling 1 is arranged on a flange at the output shaft of an external vehicle engine through a bolt hole;
2) the electromagnetic clutch assembly 2 is mounted on a main frame of the vehicle by fastening bolts.
3) And connecting the second universal flange 14 in the universal coupling 1 with the adapter flange in the electromagnetic clutch assembly 2 by bolts.
4) The generator 5 is mounted on the main stand of the vehicle.
5) And (3) installing the tension wheel assembly 3 on a main bracket of the vehicle.
6) The belt 4 is sleeved on the belt pulley 29 in the electromagnetic clutch assembly 2 and the input shaft of the generator 5, and the belt is tensioned in real time through the tensioning wheel assembly 3, so that the belt 4 is always in a tensioning state.
Those skilled in the art will appreciate that those matters not described in detail in the present specification are well known in the art.
Claims (1)
1. The utility model provides a drive arrangement of on-vehicle power generation system of getting which characterized in that: the device comprises a universal coupling (1), an electromagnetic clutch assembly (2), a tension pulley assembly (3), a belt (4) and a generator (5); wherein, one axial end of the universal coupling (1) is fixedly connected with an external vehicle engine; the electromagnetic clutch assembly (2) is fixedly connected with the other end in the axial direction of the universal coupling (1); the tension wheel assembly (3) is fixedly arranged on a bracket of an external vehicle; the generator (5) is fixedly arranged on a bracket of an external vehicle; the electromagnetic clutch assembly (2), the tension wheel assembly (3) and the generator (5) are horizontally and adjacently arranged; the belt (4) is sequentially sleeved on the outer walls of the output shaft of the electromagnetic clutch assembly (2), the tensioning wheel assembly (3) and the input shaft of the generator (5);
the electromagnetic clutch assembly (2) comprises a switching flange plate (21), a bearing seat shaft (22), a bearing seat (23), an electromagnetic clutch stator (24), an electromagnetic clutch rotor (25), a bearing retainer pressing sheet (26), an electromagnetic clutch armature (28) and a belt pulley (29); wherein, the bearing seat shaft (22) is a vertically placed columnar structure; the switching flange plate (21) is fixedly arranged at one axial end of the bearing seat shaft (22); the switching flange plate (21) is fixedly connected with the second universal flange plate (14); the bearing seat (23) is sleeved on the outer wall of the axial upper end of the bearing seat shaft (22); the electromagnetic clutch rotor (25) is sleeved on the outer wall of the axial middle part of the bearing seat shaft (22); the stator (24) of the electromagnetic clutch is sleeved on the outer wall of the rotor (25) of the electromagnetic clutch; an armature (28) of the electromagnetic clutch is sleeved on the outer wall of the bearing seat shaft (22), and the armature (28) of the electromagnetic clutch is connected with one axial end of a rotor (25) of the electromagnetic clutch; the belt pulley (29) is sleeved on the outer wall of the axial lower end of the bearing seat shaft (22); the bearing retainer ring pressing sheet (26) is fixedly arranged at the other axial end of the bearing seat shaft (22);
the tension wheel assembly (3) comprises a tension wheel bracket (31) and a tension wheel (32); wherein, the tension wheel bracket (31) is fixedly arranged on a bracket of an external vehicle; the tension wheel (32) is of a disc-shaped structure, and the tension wheel (32) is arranged on the side wall of the tension wheel bracket (31); the outer wall of the tension wheel (32) is contacted with the inner wall of the belt (4);
the tension wheel (32) rotates around a connecting point of the tension wheel and the tension wheel bracket (31) to adjust the contact force of the tension wheel (32) and the belt (4), so that the tightness of the belt (4) is adjusted;
when the electromagnetic clutch stator (24) is electrified, the electromagnetic clutch rotor (25) is attracted with the electromagnetic clutch armature (28); a pulley (29) rotating with the rotation of the external vehicle engine; when the stator (24) of the electromagnetic clutch is powered off, the rotor (25) of the electromagnetic clutch is disconnected with the armature (28) of the electromagnetic clutch; the belt pulley (29) is static;
the universal coupling (1) comprises a first universal flange plate (11), a first universal spline shaft (12), a second universal spline sleeve (13) and a second universal flange plate (14); wherein, the first universal flange (11) is fixedly connected with an external vehicle engine; the first universal spline shaft (12) is vertically and fixedly arranged at the bottom of the first universal flange plate (11); the second universal spline housing (13) is vertically and fixedly arranged at the bottom of the first universal spline shaft (12); the second universal flange plate (14) is fixedly arranged at the bottom of the second universal spline housing (13);
the belt (4) is coated on the outer wall of the belt pulley (29);
by controlling whether the stator (24) of the electromagnetic clutch is electrified or not, the attraction or disconnection between the rotor (25) of the electromagnetic clutch and the armature (28) of the electromagnetic clutch in the rotating process is controlled, and the follow-up rotation of the generator is controlled in real time;
the working process of the dragging device is as follows:
step one, a first universal flange (11) in a universal coupling (1) is arranged on a flange at an output shaft of an external vehicle engine through a bolt hole;
step two, the electromagnetic clutch assembly (2) is tightly installed on a main bracket of the vehicle through bolts;
thirdly, connecting a second universal flange (14) in the universal coupling (1) with a transfer flange in the electromagnetic clutch assembly (2) by using bolts;
step four, mounting the generator (5) on a main bracket of the vehicle;
fifthly, mounting the tension wheel assembly (3) on a main bracket of the vehicle;
step six, sleeving the belt (4) on the input shaft of the belt pulley (29) and the generator (5) in the electromagnetic clutch assembly (2), and realizing real-time belt tensioning through the tensioning wheel assembly (3), so that the belt (4) is always in a tensioning state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810124116.4A CN108488258B (en) | 2018-02-07 | 2018-02-07 | Dragging device of vehicle-mounted power take-off power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810124116.4A CN108488258B (en) | 2018-02-07 | 2018-02-07 | Dragging device of vehicle-mounted power take-off power generation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108488258A CN108488258A (en) | 2018-09-04 |
| CN108488258B true CN108488258B (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810124116.4A Active CN108488258B (en) | 2018-02-07 | 2018-02-07 | Dragging device of vehicle-mounted power take-off power generation system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110143133A (en) * | 2019-06-21 | 2019-08-20 | 江西清华泰豪三波电机有限公司 | Vehicle-mounted power takeoff generation unit device and vehicle |
| CN110254730B (en) * | 2019-07-05 | 2023-01-31 | 重庆隆鑫通航发动机制造有限公司 | Generator installation device and aviation aircraft |
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| Publication number | Publication date |
|---|---|
| CN108488258A (en) | 2018-09-04 |
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