CN213839469U - Automobile damping belt pulley - Google Patents
Automobile damping belt pulley Download PDFInfo
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- CN213839469U CN213839469U CN202022674638.7U CN202022674638U CN213839469U CN 213839469 U CN213839469 U CN 213839469U CN 202022674638 U CN202022674638 U CN 202022674638U CN 213839469 U CN213839469 U CN 213839469U
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- belt pulley
- wheel hub
- pulley wheel
- damping
- ring
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Abstract
The utility model discloses an automobile shock attenuation belt pulley, including belt pulley wheel hub, the shaft hole has been seted up at belt pulley wheel hub's middle part, a side of belt pulley wheel hub is seted up with the coaxial cavity in shaft hole, a side that belt pulley wheel hub is close to the cavity is equipped with damper assembly one, the inner wall of cavity is equipped with damper assembly two, belt pulley wheel hub's lateral surface is equipped with damper assembly three, two symmetrical fixed screws are seted up in belt pulley wheel hub's front. The utility model has the advantages that: through damper unit one, can pass through belt pulley wheel hub with the longitudinal vibration that the bent axle produced and transmit for rubber circle one, play the buffering and reduce the effect of vibration frequency to longitudinal vibration, damping ring one further absorbs the crooked vibrations that damping ring one was given with rubber circle one, and the reinforcing is to the effect of longitudinal vibration buffering, through damper unit two, transmits crooked vibrations for rubber circle two through belt pulley wheel hub.
Description
Technical Field
The utility model relates to a belt pulley field, especially an automobile shock attenuation belt pulley.
Background
With the stricter national oil consumption regulations and the stricter emission requirements of engines, the light weight design of engine parts is concerned more and more, and the light weight design of the engine parts is beneficial to reducing the overall quality of the engine and contributes to reducing the oil consumption of the whole vehicle.
In the crankshaft damping belt pulley, a crankshaft can generate three shafting vibrations when rotating, and in the aspect of crankshaft damping design, most engines only consider the torsional vibration of the crankshaft at the present stage, and the bending vibration and the longitudinal vibration of the crankshaft can enable the whole vehicle to generate a lot of abnormal sounds and abnormal vibrations, so that the performance of the whole vehicle is seriously affected, and therefore the automobile damping belt pulley is provided for solving the technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide an automobile shock attenuation belt pulley.
The purpose of the utility model is realized through the following technical scheme: the utility model provides an automobile shock attenuation belt pulley, includes belt pulley wheel hub, the shaft hole has been seted up at belt pulley wheel hub's middle part, belt pulley wheel hub's a side is seted up with the coaxial cavity in shaft hole, a side that belt pulley wheel hub is close to the cavity is equipped with damper assembly one, the inner wall of cavity is equipped with damper assembly two, belt pulley wheel hub's lateral surface is equipped with damper assembly three, two symmetrical fixed screws, every are seted up in belt pulley wheel hub's front the equal threaded connection in inside of fixed screw has clamping screw, and clamping screw runs through belt pulley wheel hub.
According to a further technical scheme, the first damping assembly comprises a first damping ring and a first rubber ring, the first rubber ring is fixedly connected with one side face of the hub of the belt pulley, and the one side face, far away from the hub of the belt pulley, of the first rubber ring is fixedly connected with the first damping ring.
The further technical scheme is that the second damping assembly comprises a second rubber ring and a second damping ring, the second rubber ring is fixedly connected with the inner wall of the cavity, and one side face, far away from the inner wall of the cavity, of the second rubber ring is fixedly connected with one side face of the second damping ring.
According to a further technical scheme, the third damping component comprises a third rubber ring, the third rubber ring is arranged on the outer side surface of the hub of the belt pulley in a sleeved mode, a third damping ring is sleeved on the outer side surface of the third rubber ring, and a belt groove is formed in the outer surface of the third damping ring.
According to a further technical scheme, the front face of the pulley hub is provided with weight reduction grooves in a circumferential array.
Compared with the prior art, the beneficial effects of the utility model are one of following at least:
1. the utility model adopts the matching design of the first damping component, the second damping component and the third damping component, the first damping component can transmit the longitudinal vibration generated by the crankshaft to the first rubber ring through the pulley hub, the first damping ring further absorbs the bending vibration transmitted by the rubber ring to the first damping ring to enhance the effect of buffering the longitudinal vibration, bending vibration is transmitted to the rubber ring II through the pulley wheel hub through the damping assembly II, the rubber ring II has a certain buffering effect on the bending vibration, the damping ring II further absorbs the bending vibration transmitted to the damping ring II by the rubber ring II, the stability of the pulley wheel hub during rotation is improved, and the third damping assembly can absorb torsional vibration generated by the crankshaft and further buffer the torsional vibration through the third damping ring.
2. The utility model discloses a set up and subtract heavy groove, reduced the holistic weight of belt pulley wheel hub, saved the material, and because subtract heavy groove and arrange for the circumference array, make belt pulley wheel hub's all directions atress even to improved the stability of belt pulley wheel hub during operation, through setting up the belt groove, conveniently installed the belt.
Drawings
Fig. 1 is a cross-sectional view of a side view of the present invention.
Fig. 2 is a cross-sectional view of the first shock-absorbing assembly of the present invention.
Figure 3 is the utility model discloses belt pulley wheel hub elevation.
In the figure, 1-belt pulley hub, 2-shaft hole, 3-cavity, 4-damping component I, 41-damping ring I, 42-rubber ring I, 5-damping component II, 51-rubber ring II, 52-damping ring II, 6-damping component III, 61-rubber ring III, 62-damping ring III, 63-belt groove, 9-lightening groove, 10-fixing screw rod and 11-fixing screw hole.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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 in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-3, an embodiment of a damping belt pulley for an automobile includes a belt pulley hub 1, a shaft hole 2 is formed in a middle portion of the belt pulley hub 1, a cavity 3 coaxial with the shaft hole 2 is formed in one side surface of the belt pulley hub 1, a damping member i 4 is disposed on one side surface of the belt pulley hub 1 close to the cavity 3, a damping member ii 5 is disposed on an inner wall of the cavity 3, and a damping member iii 6 is disposed on an outer side surface of the belt pulley hub 1.
The first damping component 4 comprises a first damping ring 41 and a first rubber ring 42, the first rubber ring 42 is fixedly connected with one side surface of the pulley hub 1, and one side surface, away from the pulley hub 1, of the first rubber ring 42 is fixedly connected with the first damping ring 41. Through setting up damper unit 4, can pass through belt pulley wheel hub 1 with the longitudinal vibration that the bent axle produced and transmit for rubber circle 42, can play the buffering and reduce the effect of vibration frequency to longitudinal vibration, and damping ring 41 can be further absorbed the crooked vibrations that damping ring 41 was given to rubber circle 42, has strengthened the effect to longitudinal vibration buffering.
The second damping component 5 comprises a second rubber ring 51 and a second damping ring 52, the second rubber ring 51 is fixedly connected with the inner wall of the cavity 3, and one side face, away from the inner wall of the cavity 3, of the second rubber ring 51 is fixedly connected with one side face of the second damping ring 52. Through setting up damper unit two 5, can transmit crooked vibrations for rubber circle two 51 through belt pulley wheel hub 1, rubber circle two 51 plays certain cushioning effect to crooked vibrations, and damping ring two 52 transmit rubber circle two 51 for damping ring two 52 crooked vibrations further absorb again, have improved the stability when belt pulley wheel hub 1 rotates.
Damping component three 6 includes rubber circle three 61, and the lateral surface of belt pulley wheel hub 1 is located to three 61 covers of rubber circle, and the lateral surface cover of three 61 of rubber circle is equipped with damping ring three 62, and belt groove 63 has been seted up to damping ring three 62's surface. By arranging the third damping assembly 6, torsional vibration generated by the crankshaft can be absorbed by the third rubber ring 61 and further buffered by the third damping ring 62, and the belt groove 63 is convenient to mount the belt.
The front surface of the pulley wheel hub 1 is provided with weight reducing grooves 9 in a circumferential array, and the weight reducing grooves 9 are groove bodies penetrating through the pulley wheel hub 1. Through setting up subtract heavy groove 9, reduced the holistic weight of belt pulley wheel hub 1, and saved the material.
Two symmetrical fixed screw holes 11 are formed in the front face of the belt pulley hub 1, a fixing screw rod 10 is connected to the inner part of each fixed screw hole 11 in a threaded mode, and the fixing screw rods 10 penetrate through the belt pulley hub 1. Through setting up fixed screw 11 and clamping screw 10, conveniently fix belt pulley wheel hub 1.
The working process of the utility model is as follows: when the damping assembly is used, longitudinal vibration generated by a crankshaft can be transmitted to the rubber ring I42 through the belt pulley hub 1 through the damping assembly I4, the longitudinal vibration can be buffered and the vibration frequency can be reduced, bending vibration transmitted to the damping ring I41 from the rubber ring I42 can be further absorbed by the damping ring I41, the longitudinal vibration buffering effect is enhanced, bending vibration can be transmitted to the rubber ring II 51 through the belt pulley hub 1 through the damping assembly II 5, the rubber ring II 51 has a certain buffering effect on the bending vibration, the bending vibration transmitted to the damping ring II 52 from the rubber ring II 51 can be further absorbed by the damping ring II 52, the stability of the belt pulley hub 1 in rotation is improved, torsional vibration generated by the crankshaft can be absorbed through the rubber ring III 61 through the damping assembly III 6, and further buffering is realized through the damping ring III 62, and the belt groove 63 is provided to facilitate the installation of the belt.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides an automobile shock attenuation belt pulley, includes belt pulley wheel hub (1), its characterized in that: shaft hole (2) have been seted up at the middle part of belt pulley wheel hub (1), cavity (3) coaxial with shaft hole (2) have been seted up to the side of belt pulley wheel hub (1), a side that belt pulley wheel hub (1) is close to cavity (3) is equipped with damper assembly (4), the inner wall of cavity (3) is equipped with damper assembly two (5), the lateral surface of belt pulley wheel hub (1) is equipped with damper assembly three (6), two symmetrical fixed screw (11), every are seted up in the front of belt pulley wheel hub (1) the equal threaded connection in inside of fixed screw (11) has set screw (10), and set screw (10) run through belt pulley wheel hub (1).
2. The automotive shock absorbing pulley as set forth in claim 1, wherein: damping component (4) include damping ring (41) and rubber circle (42), a side fixed connection of rubber circle (42) and belt pulley wheel hub (1), a side and damping ring (41) fixed connection of belt pulley wheel hub (1) are kept away from in rubber circle (42).
3. The automotive shock absorbing pulley as set forth in claim 1, wherein: and the second damping component (5) comprises a second rubber ring (51) and a second damping ring (52), the second rubber ring (51) is fixedly connected with the inner wall of the cavity (3), and one side surface of the inner wall of the cavity (3) and one side surface of the second damping ring (52) are far away from the second rubber ring (51).
4. The automotive shock absorbing pulley as set forth in claim 1, wherein: damping component three (6) are including rubber circle three (61), the lateral surface of belt pulley wheel hub (1) is located to rubber circle three (61) cover, the lateral surface cover of rubber circle three (61) is equipped with damping ring three (62), race (63) have been seted up to the surface of damping ring three (62).
5. The automotive shock absorbing pulley as set forth in claim 1, wherein: the front surface of the pulley hub (1) is provided with weight reduction grooves (9) in a circumferential array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022674638.7U CN213839469U (en) | 2020-11-18 | 2020-11-18 | Automobile damping belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022674638.7U CN213839469U (en) | 2020-11-18 | 2020-11-18 | Automobile damping belt pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213839469U true CN213839469U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022674638.7U Active CN213839469U (en) | 2020-11-18 | 2020-11-18 | Automobile damping belt pulley |
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| Country | Link |
|---|---|
| CN (1) | CN213839469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103561A (en) * | 2021-12-06 | 2022-03-01 | 安徽江淮汽车集团股份有限公司 | Low-noise tyre for automobile |
-
2020
- 2020-11-18 CN CN202022674638.7U patent/CN213839469U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103561A (en) * | 2021-12-06 | 2022-03-01 | 安徽江淮汽车集团股份有限公司 | Low-noise tyre for automobile |
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