CN215861404U - Elastic coupling with weight-hanging structure - Google Patents

Elastic coupling with weight-hanging structure Download PDF

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Publication number
CN215861404U
CN215861404U CN202120821106.3U CN202120821106U CN215861404U CN 215861404 U CN215861404 U CN 215861404U CN 202120821106 U CN202120821106 U CN 202120821106U CN 215861404 U CN215861404 U CN 215861404U
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coupling
flange
fastener
axial bearing
elastic
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CN202120821106.3U
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Chinese (zh)
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王欣
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Wuxi Vulkan Technologies Co ltd
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Wuxi Vulkan Technologies Co ltd
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Abstract

The utility model provides an elastic coupling with a weight-hanging structure, which comprises: the connecting plate, the elastic rubber component, the middle flange, the pressure ring, the flange plate, the transition plate, the first axial bearing, the second axial bearing and the bearing seat; the elastic rubber component is connected to the outer ring of the connecting plate, the flange plate is connected to the inner ring of the connecting plate, the compression ring is connected to one side, away from the connecting plate, of the flange plate, the first axial bearing is connected to the pressure plate, the first axial bearing is located between the flange plate and the transition plate, and the second axial bearing is sleeved on the middle flange. The elastic coupling with the weight-hanging structure can better bear the weight of the universal shaft and can absorb and rotatably hang additional acting force generated by the universal shaft, the probability of dangerous conditions such as tearing of an elastic element or breakage of a fastener is reduced, the service life of the elastic coupling with the weight-hanging structure is prolonged, and the transmission safety is guaranteed.

Description

Elastic coupling with weight-hanging structure
Technical Field
The utility model relates to the technical field of ship transmission, in particular to an elastic coupling with a weight-hanging structure.
Background
The elastic coupling is stressed in any direction to generate corresponding deformation due to the existence of an internal elastic element, and the dynamic balance out-of-state and centering size change generated by deformation can generate a torsional failure phenomenon due to the conventional application of the coupling to the working condition requiring high-speed rotation, so that the occurrence of dangerous conditions such as tearing of the elastic element or breakage of a fastener is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides the elastic coupling with the hanging structure, the elastic coupling with the hanging structure is provided with the elastic rubber component, the first axial bearing and the second axial bearing, the elastic rubber component has high torsional elasticity and excellent damping characteristic, the first axial bearing and the second axial bearing can be positioned in the radial direction and the axial direction, the elastic rubber component, the first axial bearing and the second axial bearing can better bear the weight of the universal shaft and can absorb and hang additional acting force generated by the universal shaft in a rotating mode, the probability of dangerous conditions such as tearing of an elastic element or breakage of a fastener is reduced, the service life of the elastic coupling with the hanging structure is prolonged, and the safety of transmission is guaranteed.
In order to achieve the above object, there is provided according to an aspect of the present invention an elastic coupling having a weightable structure, including: the connecting plate, the elastic rubber component, the middle flange, the pressure ring, the flange plate, the transition plate, the first axial bearing, the second axial bearing and the bearing seat;
the elastic rubber component is connected to the outer ring of the connecting disc, the flange disc is connected to the inner ring of the connecting disc, the pressing ring is connected to one side, far away from the connecting disc, of the flange disc, the first axial bearing is connected to the pressing ring, the first axial bearing is located between the flange disc and the transition disc, the second axial bearing is sleeved on the middle flange, the second axial bearing and the bearing seat are in interference fit with the second axial bearing, and the bearing seat is connected to the elastic rubber component;
wherein one side of the coupling disc, which faces away from the intermediate flange, is used for connecting to a cardan shaft.
Preferably, the elastic coupling having a weightable structure further includes: the first fastener penetrates through the outer ring of the coupling disc and the elastic rubber component, the first fastener is connected to the first nut, and the first elastic washer is arranged between the first nut and the elastic rubber component.
Preferably, the elastic coupling having a weightable structure further includes: the second fastener passes through the flange plate and the transition plate, and the second elastic washer is arranged between the second fastener and the flange plate.
Preferably, the elastic coupling having a weightable structure further includes: a coupling flange connected to the transition disk, the coupling flange for connection to an output of an engine.
Preferably, the elastic coupling having a weightable structure further includes: a third fastener for connecting to a flywheel of the engine through the coupling flange, and a third nut disposed between the third fastener and the coupling flange.
Preferably, the elastic coupling having a weightable structure further includes: a sixth fastener passing through the transition disk and the coupling flange.
Preferably, the elastic coupling having a weightable structure further includes: and the fourth fastener penetrates through the intermediate flange and the pressure ring.
Preferably, the elastic coupling having a weightable structure further includes: and the fifth fastener penetrates through the bearing seat and is connected to an inclined iron inner ring in the elastic rubber component.
Preferably, the elastic coupling having a weightable structure further includes: a seventh fastener connected to the coupling plate through the cardan shaft and a seventh elastic washer disposed between the seventh fastener and the cardan shaft.
Preferably, the elastic coupling having a weightable structure further includes: an eighth fastener connected to the intermediate flange through the coupling plate.
The utility model has the beneficial effects that: the utility model provides an elastic coupling with a weight-hanging structure, which is characterized in that through the arrangement of an elastic rubber component, a first axial bearing and a second axial bearing, the elastic rubber component has high torsional elasticity and excellent damping characteristic, the first axial bearing and the second axial bearing can be positioned in the radial direction and the axial direction, the elastic rubber component, the first axial bearing and the second axial bearing can better bear the weight of a universal shaft and can absorb and rotatably hang additional acting force generated by the universal shaft, the probability of occurrence of dangerous conditions such as tearing of an elastic element or breakage of a fastener is reduced, the service life of the elastic coupling with the weight-hanging structure is prolonged, and the safety of transmission is guaranteed.
Drawings
Fig. 1 is a schematic structural view of an elastic coupling having a weightable structure according to an embodiment of the present invention.
Description of reference numerals:
the universal shaft, the universal.
Detailed Description
The technical scheme of the utility model is described in detail in the following with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of an elastic coupling having a weightable structure according to an embodiment of the present invention.
As shown in fig. 1, according to a first aspect of the present invention, there is provided an elastic coupling having a weightable structure, comprising: the connecting device comprises a connecting plate 5, an elastic rubber component 6, an intermediate flange 24, a pressure ring 16, a flange plate 9, a transition plate 10, a first axial bearing 14, a second axial bearing 18 and a bearing seat 15;
the elastic rubber component 6 is connected to the outer ring of the connecting disc 5, the flange plate 9 is connected to the inner ring of the connecting disc 5, the press ring 16 is connected to one side, away from the connecting disc 5, of the flange plate 9, the first axial bearing 14 is connected to the press ring, the first axial bearing 14 is located between the flange plate 9 and the transition disc 10, the second axial bearing 18 is sleeved on the middle flange 24, the second axial bearing 18 and the bearing seat 15 are in interference fit with the second axial bearing 18, and the bearing seat 15 is connected to the elastic rubber component 6;
wherein the side of the coupling disk 5 facing away from the intermediate flange 24 is used for connection to the cardan shaft 1.
The utility model provides an elastic coupling with a weight-hanging structure, the elastic coupling with the weight-hanging structure is provided with an elastic rubber component 6, a first axial bearing 14 and a second axial bearing 18, the elastic rubber component 6 has high torsional elasticity and excellent damping characteristics, the first axial bearing 14 and the second axial bearing 18 can carry out radial and axial positioning, the elastic rubber component 6, the first axial bearing 14 and the second axial bearing 18 can better bear the weight of a universal shaft 1 and can absorb and rotatably hang additional acting force generated by the universal shaft 1, the probability of dangerous conditions such as tearing of an elastic element or breakage of a fastener is reduced, the service life of the elastic coupling with the weight-hanging structure is prolonged, and the safety of transmission is guaranteed.
The elastic coupling with the weight-hanging structure is suitable for occasions that a prime mover and a driven machine are not on the same straight line or the span of a connected piece is long, and the universal shaft 1 is needed, and the elastic coupling with the weight-hanging structure is adopted to improve the torsional vibration characteristic of a system when a diesel engine is used as the prime mover, so that the universal shaft 1 and the driven machine are prevented from being damaged by vibration loads beyond the range.
In some examples, first axial bearing 14 and second axial bearing 18 all can set up in pairs, all can be for the maintenance-free self-lubricating axle, make the elastic coupling overall dimension that has the structure of hanging a heavy load compacter, it is succinct, thereby reduce the load that the bent axle needs to bear, it is especially beneficial to the cardan shaft 1 transmission operating mode that has great inclination under the practical application, simultaneously, whole elastic rubber component 6, the design according to the design of linear rigidity, the part quantity of constitution reduces by a wide margin, the work load of reducible product in assembly and management, the later stage has been saved simultaneously to the maintenance cost of this shaft coupling, also corresponding fault rate that has reduced the shaft coupling. Therefore, the elastic coupling has the advantages of later maintenance-free property, hanging weight, good economy, simple structure, long service life and the like under corresponding applicable working conditions, has better popularization benefit and considerable market prospect under the era background of researching operation cost, and can generate good economic and social benefit. The flywheel connected with the elastic coupling with the weight-hanging structure can be correspondingly customized in size, the double maintenance-free self-lubricating bearings with axial and radial symmetry are adopted, the torque (0.32 KNm-31.5 KNm) capable of being effectively transmitted is enhanced, the coverage range is wide, and the flywheel can be used for a plurality of occasions such as rigid connection, elastic connection, universal joint connection, ship hosts, water jet propulsion and the like.
In some examples, the elastic rubber component 6 may adopt a rubber vulcanization process, the refined finished rubber is heated and pressurized by a large mold clamping force vulcanization press (1500T), a flat iron piece is arranged on the left side of the elastic rubber component, an oblique iron piece is arranged on the right side of the elastic rubber component, the elastic rubber component is pre-processed and molded by a processing center, the pre-processing procedures of the flat iron piece and the oblique iron piece are completed through a shot blasting and glue spraying process, and then the elastic rubber component is placed in a mold, so that the vulcanization operation is completed according to the designed shape under the conditions of high temperature and high pressure. Compared with the conventional elastic coupling with the weight-hanging structure, the elastic coupling with the weight-hanging structure is more excellent in axial-radial-angular displacement compensation capability.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: the first fastening piece 2 penetrates through the outer ring of the coupling disc 5 and the elastic rubber component 6, the first fastening piece 2 is connected to the first nut 4, and the first elastic washer 3 is arranged between the first nut 4 and the elastic rubber component 6.
In the technical scheme, a connection mode of the outer ring of the coupling disk 5 and the elastic rubber component 6 is further provided, so that the connection between the coupling disk 5 and the elastic rubber component 6 is more reliable.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: a second fastening member 7 and a second elastic washer 8, wherein the second fastening member 7 passes through the flange plate 9 and the transition plate 10, and the second elastic washer 8 is arranged between the second fastening member 7 and the flange plate 9.
In the technical scheme, a connecting mode of the flange plate 9 and the transition plate 10 is further provided, so that the first axial bearing 14 is clamped. So that the weight carried by the first axial bearing 14 is transferred to the transition disk 10.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: a coupling flange 11, wherein the coupling flange 11 is connected to the transition plate 10, and the coupling flange 11 is used for connecting to the output end of an engine.
In the technical scheme, the connecting flange 11 is further included, so that the elastic coupling with the weight-hanging structure can be conveniently connected with an engine.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: a third fastening member 12 and a third nut 13, the third fastening member 12 being for connection to a flywheel of the engine through the coupling flange 11, the third nut 13 being disposed between the third fastening member 12 and the coupling flange 11.
In the technical scheme, a connection mode of the connecting flange 11 and the engine is further provided, so that the connection of the connecting flange 11 and the engine is more reliable.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: sixth fasteners 20, said sixth fasteners 20 passing through said transition disk 10 and said coupling flange 11.
In the technical scheme, a connection mode of the transition disc 10 and the connection flange 11 is further provided, so that the weight borne by the transition disc 10 is transferred to the connection flange 11, the weight of the universal shaft 1 is avoided from the elastic rubber component 6 of the elastic coupling with the weight hanging structure, and the probability of damage of the elastic rubber component 6 can be reduced.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: and a fourth fastener 17, wherein the fourth fastener 17 penetrates through the intermediate flange 24 and the pressure ring 16.
In the technical scheme, a connection mode of the intermediate flange 24 and the pressure ring 16 is further provided, so that the connection of the intermediate flange 24 and the pressure ring 16 is more reliable.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: and a fifth fastener 19, wherein the fifth fastener 19 passes through the bearing seat 15 and is connected to an inner ring of the oblique iron piece in the elastic rubber component 6.
In this technical scheme, further provide the connected mode of bearing frame 15 and elastic rubber component 6 for the connection of bearing frame 15 and elastic rubber component 6 is more reliable, thereby matches cardan shaft 1 and realizes overall structure displacement variation in the axial.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: a seventh fastening member 21 and a seventh elastic washer 22, the seventh fastening member 21 being connected to the coupling disk 5 through the universal shaft 1, the seventh elastic washer 22 being disposed between the seventh fastening member 21 and the universal shaft 1.
In the technical scheme, a connection mode of the universal shaft 1 and the coupling disc 5 is further provided, so that the weight of the universal shaft 1 is borne by the coupling disc 5.
As a preferred technical solution, the elastic coupling with a weight-suspendable structure further comprises: eighth fastening means 23, said eighth fastening means 23 being connected to said intermediate flange 24 through said coupling plate 5.
In the technical scheme, a connection mode of the connecting disc 5 and the intermediate flange 24 is further provided, so that the connection of the connecting disc 5 and the intermediate flange 24 is more reliable.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An elastomeric coupling having a hookable weight structure, comprising: the connecting plate, the elastic rubber component, the middle flange, the pressure ring, the flange plate, the transition plate, the first axial bearing, the second axial bearing and the bearing seat;
the elastic rubber component is connected to the outer ring of the connecting disc, the flange disc is connected to the inner ring of the connecting disc, the pressing ring is connected to one side, far away from the connecting disc, of the flange disc, the first axial bearing is connected to the pressing ring, the first axial bearing is located between the flange disc and the transition disc, the second axial bearing is sleeved on the middle flange, the second axial bearing and the bearing seat are in interference fit with the second axial bearing, and the bearing seat is connected to the elastic rubber component;
wherein one side of the coupling disc, which faces away from the intermediate flange, is used for connecting to a cardan shaft.
2. The elastomeric coupling with a hookable weight structure of claim 1, further comprising: the first fastener penetrates through the outer ring of the coupling disc and the elastic rubber component, the first fastener is connected to the first nut, and the first elastic washer is arranged between the first nut and the elastic rubber component.
3. The elastomeric coupling with a hookable weight structure of claim 1, further comprising: the second fastener passes through the flange plate and the transition plate, and the second elastic washer is arranged between the second fastener and the flange plate.
4. The elastomeric coupling with a hookable weight structure of claim 1, further comprising: a coupling flange connected to the transition disk, the coupling flange for connection to an output of an engine.
5. The elastomeric coupling with a hookable weight structure of claim 4, further comprising: a third fastener for connecting to a flywheel of the engine through the coupling flange, and a third nut disposed between the third fastener and the coupling flange.
6. The elastomeric coupling with a hookable weight structure of claim 4, further comprising: a sixth fastener passing through the transition disk and the coupling flange.
7. The elastomeric coupling with a hookable weight structure of claim 1, further comprising: and the fourth fastener penetrates through the intermediate flange and the pressure ring.
8. The elastomeric coupling with a hookable weight structure of claim 1, further comprising: and the fifth fastener penetrates through the bearing seat and is connected to an inclined iron inner ring in the elastic rubber component.
9. The elastomeric coupling with a hookable weight structure of claim 1, further comprising: a seventh fastener connected to the coupling plate through the cardan shaft and a seventh elastic washer disposed between the seventh fastener and the cardan shaft.
10. The elastomeric coupling with a hookable weight structure of claim 1, further comprising: an eighth fastener connected to the intermediate flange through the coupling plate.
CN202120821106.3U 2021-04-21 2021-04-21 Elastic coupling with weight-hanging structure Active CN215861404U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120821106.3U CN215861404U (en) 2021-04-21 2021-04-21 Elastic coupling with weight-hanging structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120821106.3U CN215861404U (en) 2021-04-21 2021-04-21 Elastic coupling with weight-hanging structure

Publications (1)

Publication Number Publication Date
CN215861404U true CN215861404U (en) 2022-02-18

Family

ID=80319191

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120821106.3U Active CN215861404U (en) 2021-04-21 2021-04-21 Elastic coupling with weight-hanging structure

Country Status (1)

Country Link
CN (1) CN215861404U (en)

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