CN216158200U - Double-mass flywheel with dustproof function - Google Patents
Double-mass flywheel with dustproof function Download PDFInfo
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- CN216158200U CN216158200U CN202122090650.8U CN202122090650U CN216158200U CN 216158200 U CN216158200 U CN 216158200U CN 202122090650 U CN202122090650 U CN 202122090650U CN 216158200 U CN216158200 U CN 216158200U
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- flywheel
- back lid
- front cover
- fixedly connected
- friction
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Abstract
The utility model relates to the technical field of automobile transmission, in particular to a dual-mass flywheel with a dustproof function; including primary flywheel and secondary flywheel, secondary flywheel includes the back lid, first friction disc, connecting portion, the dustproof sheet, the gasket, ring spring and spring rail, first friction disc is connected to the back lid, connecting portion, dustproof sheet and spring rail, the gasket is connected to the dustproof sheet, ring spring connects spring rail, primary flywheel rotates and drives the back lid and rotates, ring spring slides in spring rail and compresses, effectual decay torsional vibration, back lid and derailleur rotate, first friction disc reduces the friction loss of back lid, piece and the dust of first friction disc wearing and tearing, it is isolated outside the flywheel through dustproof sheet and gasket, prevent that the grease of flywheel from becoming invalid and solving, it can produce the loss to solve the friction of current dual mass flywheel and clutch, the piece gets into the problem that its life was influenced to the flywheel.
Description
Technical Field
The utility model relates to the technical field of automobile transmission, in particular to a dual-mass flywheel with a dustproof function.
Background
The dual-mass flywheel divides an original flywheel into two parts, one part of the dual-mass flywheel is reserved on the position of one side of an original engine to play the role of the original flywheel and is used for starting and transmitting the rotating torque of the engine, and the other part of the dual-mass flywheel is placed on one side of a transmission system and is used for improving the rotating inertia of the transmission.
However, friction between the existing dual mass flywheel and the clutch can generate a loss flywheel, and the debris enters the flywheel to cause the dual mass flywheel to reduce the service life of the dual mass flywheel.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dual-mass flywheel with a dustproof function, and aims to solve the problems that the friction between the conventional dual-mass flywheel and a clutch generates loss, and fragments enter the flywheel to influence the service life of the flywheel.
In order to achieve the above object, the present invention provides a dual mass flywheel with a dust-proof function, comprising a primary flywheel and a secondary flywheel, wherein the secondary flywheel comprises a back cover, a first friction disc, a connecting part, a dust-proof sheet, a sealing sheet, an annular spring and a spring guide rail, the first friction disc is fixedly connected with the back cover and positioned at one side of the back cover, the sealing sheet is fixedly connected with the back cover and positioned at one side of the back cover far from the first friction disc, the sealing sheet is fixedly connected with the dust-proof sheet and positioned at one side of the dust-proof sheet far from the back cover, the connecting part is fixedly connected with the back cover and positioned at one side of the back cover close to the sealing sheet, the spring guide rail is fixedly connected with the back cover and positioned at one side of the back cover close to the connecting part, the annular spring is slidably connected with the spring guide rail and positioned in the spring guide rail, the primary flywheel is used for starting and transmitting the rotating torque of the engine, and the secondary flywheel is used for improving the rotating inertia of the transmission, reducing friction loss and preventing dust of a friction debris machine from entering the secondary flywheel and influencing the service life of the flywheel.
The secondary flywheel further comprises a second friction disc, the second friction disc is fixedly connected with the primary flywheel and is located on one side, far away from the rear cover, of the primary flywheel, and friction loss of the primary flywheel is reduced due to the arrangement of the second friction pad.
The connecting part comprises a flange plate and a screw rod, the flange plate is fixedly connected with the rear cover and is positioned on one side of the rear cover, which is far away from the first friction disc, the screw rod is fixedly connected with the flange plate and is positioned on one side of the flange plate, and the primary flywheel and the secondary flywheel are fixed by the flange plate and the screw rod.
The primary flywheel comprises a front cover, the front cover is fixedly connected with the rear cover and is positioned on one side, close to the flange, of the rear cover, and the front cover is connected with an engine and used for transmitting the rotating torque of the engine.
The primary flywheel further comprises a gear ring, the gear ring is fixedly connected with the front cover and located on one side, away from the rear cover, of the front cover, and the gear ring is rotationally connected with the engine to drive the front cover to rotate to transmit torque.
The primary flywheel further comprises a pendulum, the pendulum is connected with the front cover in a sliding mode and located on one side, close to the rear cover, of the front cover, the pendulum presses the annular spring, the annular spring slides and compresses in the spring guide rail, and torsional vibration is effectively attenuated.
The primary flywheel further comprises a force transmission rod, the force transmission rod is fixedly connected with the pendulum bob, is rotatably connected with the front cover and is positioned on one side of the pendulum bob, and when the front cover rotates to drive the secondary flywheel to rotate, the secondary flywheel corresponding to the force transmission rod rotates, so that the pendulum bob extrudes the annular spring.
The primary flywheel further comprises a limiting block, the limiting block is fixedly connected with the front cover and located on one side of the dowel bar, and the limiting block is used for limiting the dowel bar when the front cover rotates.
The utility model relates to a dual-mass flywheel with a dustproof function, wherein a primary flywheel is used for starting and transmitting the rotating torque of an engine, a connecting part is used for connecting the primary flywheel and a secondary flywheel, the secondary flywheel is used for improving the rotating inertia of a transmission, reducing the friction loss and preventing dust of a friction chipping machine from entering the secondary flywheel and influencing the service life of the flywheel, in particular, the primary flywheel rotates to drive a rear cover to rotate and extrude an annular spring to slide in a spring guide rail, so that the torsional vibration is effectively attenuated, the low-order natural frequency of an automobile transmission system is reduced, when the rear cover rotates with the transmission, the arrangement of a first friction disc reduces the friction loss of the rear cover, the abraded debris and dust of the first friction disc are isolated outside the flywheel through a dustproof sheet and a sealing sheet to prevent the debris and the dust from entering the flywheel, the flywheel grease is made to lose efficacy, so that the service life of the flywheel grease is influenced, and the problems that the friction between the existing dual-mass flywheel and a clutch can generate loss, and fragments enter the flywheel to influence the service life of the flywheel are solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a dual mass flywheel with a dustproof function according to the present invention;
fig. 2 is a side view of a dual mass flywheel provided with a dustproof function according to the present invention;
FIG. 3 is a cross-sectional view taken along plane A-A of FIG. 2;
fig. 4 is a front view of a dual mass flywheel provided with a dustproof function according to the present invention;
fig. 5 is a cross-sectional view taken along plane B-B of fig. 4.
In the figure: 1-primary flywheel, 2-secondary flywheel, 11-front cover, 12-gear ring, 13-pendulum bob, 14-dowel bar, 15-limit block, 21-rear cover, 22-first friction disk, 23-connecting part, 24-dust-proof plate, 25-sealing plate, 26-ring spring, 27-spring guide rail, 28-second friction disk, 231-flange plate and 232-screw rod.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 5, the present invention provides a dual mass flywheel with a dust-proof function, including a primary flywheel 1 and a secondary flywheel 2, where the secondary flywheel 2 includes a back cover 21, a first friction disc 22, a connecting portion 23, a dust-proof sheet 24, a sealing sheet 25, an annular spring 26 and a spring guide 27, the first friction disc 22 is fixedly connected to the back cover 21 and located on one side of the back cover 21, the sealing sheet 25 is fixedly connected to the back cover 21 and located on one side of the back cover 21 away from the first friction disc 22, the sealing sheet 25 is fixedly connected to the dust-proof sheet 24 and located on one side of the dust-proof sheet 24 away from the back cover 21, the connecting portion 23 is fixedly connected to the back cover 21 and located on one side of the back cover 21 close to the sealing sheet 25, the spring guide 27 is fixedly connected to the back cover 21 and located on one side of the back cover 21 close to the connecting portion 23, the annular spring 26 is slidably connected to the spring guide 27 and is located in the spring guide 27.
In the present embodiment, the primary flywheel 1 is used for starting and transmitting the rotational torque of the engine, the connecting portion 23 connects the primary flywheel 1 and the secondary flywheel 2, the secondary flywheel 2 is used for increasing the rotational inertia of the transmission, reducing the friction loss, and preventing the dust of the friction debris machine from entering therein, which affects the service life of the flywheel, specifically, the primary flywheel 1 rotates to drive the rear cover 21 to rotate, and presses the ring spring 26 to slide in the spring guide 27, so as to effectively damp the torsional vibration, and reduce the low-order natural frequency of the transmission system of the automobile, when the rear cover 21 rotates with the transmission, the arrangement of the first friction disc 22 reduces the friction loss of the rear cover 21, the dust and dust abraded by the first friction disc 22 are isolated from the flywheel through the dust-proof sheet 24 and the sealing sheet 25, the problem that the friction between the existing dual-mass flywheel and a clutch can cause loss, and the fragments enter the flywheel to influence the service life of the flywheel is solved.
Further, the secondary flywheel 2 further includes a second friction disc 28, the second friction disc 28 is fixedly connected to the primary flywheel 1 and located on a side of the primary flywheel 1 away from the rear cover 21, the connecting portion 23 includes a flange 231 and a screw 232, the flange 231 is fixedly connected to the rear cover 21 and located on a side of the rear cover 21 away from the first friction disc 22, and the screw 232 is fixedly connected to the flange 231 and located on a side of the flange 231.
In the present embodiment, the friction loss between the primary flywheel 1 and the engine is reduced by the second friction pad 28, and the flange 231 and the screw 232 fix the primary flywheel 1 and the secondary flywheel 2.
Further, the primary flywheel 1 includes a front cover 11, a gear ring 12, a pendulum 13, a force transmission rod 14 and a limiting block 15, the front cover 11 is fixedly connected to the rear cover 21 and located on the side where the rear cover 21 is close to the flange 231, the gear ring 12 is fixedly connected to the front cover 11 and located on the side where the front cover 11 is far away from the rear cover 21, the pendulum 13 is slidably connected to the front cover 11 and located on the side where the front cover 11 is close to the rear cover 21, the force transmission rod 14 is fixedly connected to the pendulum 13 and rotationally connected to the front cover 11 and located on the side of the pendulum 13, and the limiting block 15 is fixedly connected to the front cover 11 and located on the side of the force transmission rod 14.
In this embodiment, the engine is rotationally connected with the gear ring 12 to drive the front cover 11 to rotate and transmit torque, when the front cover 11 rotates and drives the secondary flywheel 2 to rotate, the secondary flywheel 2 corresponding to the transmission rod 14 rotates, so that the pendulum bob 13 presses the annular spring 26, the annular spring 26 slides and compresses in the spring guide 27, and torsional vibration is effectively attenuated, and the limit block 15 limits the transmission rod 14 when the front cover 11 rotates.
The utility model relates to a dual-mass flywheel with a dustproof function, which comprises a primary flywheel 1 and a secondary flywheel 2, wherein the primary flywheel 1 comprises a front cover 11, a gear ring 12, a pendulum 13, a force transmission rod 14 and a limit block 15, the secondary flywheel 2 comprises a rear cover 21, a first friction disc 22, a connecting part 23, a dustproof sheet 24, a sealing sheet 25, an annular spring 26, a spring guide rail 27 and a second friction disc 28, the connecting part 23 comprises a flange 231 and a screw 232, the primary flywheel 1 is used for starting and transmitting the rotation torque of an engine, the flange 231 and the screw 232 fix the primary flywheel 1 and the secondary flywheel 2, the secondary flywheel 2 is used for improving the rotation inertia of a transmission, reducing friction loss and preventing friction debris machine dust from entering into the secondary flywheel to influence the service life of the flywheel, in particular, the gear ring 12 is rotatably connected with the engine, when the front cover 11 is driven to rotate to transmit torque, when the front cover 11 rotates to drive the secondary flywheel 2 to rotate, the secondary flywheel 2 corresponding to the dowel bar 14 rotates, so that the pendulum 13 presses the annular spring 26, the annular spring 26 slides and compresses in the spring guide rail 27, torsional vibration is effectively attenuated, and the low-order natural frequency of an automobile transmission system is reduced, the limit block 15 limits the dowel bar 14 when the front cover 11 rotates, the arrangement of the second friction pad 28 reduces the friction loss between the primary flywheel 1 and an engine, when the rear cover 21 rotates with a transmission, the arrangement of the first friction disc 22 reduces the friction loss of the rear cover 21, and the fragments and dust abraded by the first friction disc 22 are isolated outside the flywheel through the dust-proof sheet 24 and the sealing sheet 25, the problem that the friction between the existing dual-mass flywheel and a clutch can cause loss, and the fragments enter the flywheel to influence the service life of the flywheel is solved.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (8)
1. A dual mass flywheel with dustproof function is characterized in that,
including primary flywheel and secondary flywheel, secondary flywheel includes back lid, first friction disk, connecting portion, dustproof piece, gasket, annular spring and spring guide, first friction disk with back lid fixed connection, and be located back lid one side, the gasket with back lid fixed connection, and be located the back lid is kept away from first friction disk one side, the gasket with dustproof piece fixed connection, and be located dustproof piece is kept away from back lid one side, connecting portion and back lid fixed connection, and be located the back lid is close to gasket one side, the spring guide with back lid fixed connection, and be located the back lid is close to connecting portion one side, annular spring with spring guide sliding connection, and be located in the spring guide.
2. A dual mass flywheel having a dustproof function as set forth in claim 1,
the secondary flywheel further comprises a second friction disc, and the second friction disc is fixedly connected with the primary flywheel and is positioned on one side, far away from the rear cover, of the primary flywheel.
3. A dual mass flywheel having a dustproof function as set forth in claim 1,
the connecting part comprises a flange plate and a screw rod, the flange plate is fixedly connected with the rear cover and is positioned on one side of the rear cover, which is far away from the first friction disc, and the screw rod is fixedly connected with the flange plate and is positioned on one side of the flange plate.
4. A dual mass flywheel having a dustproof function as set forth in claim 3,
the primary flywheel comprises a front cover, the front cover is fixedly connected with the rear cover and is positioned on one side, close to the flange, of the rear cover.
5. A dual mass flywheel having a dustproof function as set forth in claim 4,
the primary flywheel further comprises a gear ring, and the gear ring is fixedly connected with the front cover and is positioned on one side, far away from the rear cover, of the front cover.
6. A dual mass flywheel having a dustproof function as set forth in claim 4,
the primary flywheel further comprises a pendulum, and the pendulum is connected with the front cover in a sliding mode and located on one side, close to the rear cover, of the front cover.
7. A dual mass flywheel having a dustproof function as set forth in claim 6,
the primary flywheel further comprises a force transfer rod, the force transfer rod is fixedly connected with the pendulum bob, is rotatably connected with the front cover and is positioned on one side of the pendulum bob.
8. A dual mass flywheel having a dustproof function as set forth in claim 7,
the primary flywheel further comprises a limiting block, and the limiting block is fixedly connected with the front cover and is positioned on one side of the dowel bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122090650.8U CN216158200U (en) | 2021-09-01 | 2021-09-01 | Double-mass flywheel with dustproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122090650.8U CN216158200U (en) | 2021-09-01 | 2021-09-01 | Double-mass flywheel with dustproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216158200U true CN216158200U (en) | 2022-04-01 |
Family
ID=80840989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122090650.8U Expired - Fee Related CN216158200U (en) | 2021-09-01 | 2021-09-01 | Double-mass flywheel with dustproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216158200U (en) |
-
2021
- 2021-09-01 CN CN202122090650.8U patent/CN216158200U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |