CN109353353B - Suspension type suspension method for train motor - Google Patents
Suspension type suspension method for train motor Download PDFInfo
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- CN109353353B CN109353353B CN201811167608.8A CN201811167608A CN109353353B CN 109353353 B CN109353353 B CN 109353353B CN 201811167608 A CN201811167608 A CN 201811167608A CN 109353353 B CN109353353 B CN 109353353B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/48—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
- B61C9/50—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension in bogies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C3/00—Electric locomotives or railcars
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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Abstract
A suspension type hanging method of a train motor is characterized in that the train motor is hung on a bogie of a train through a composite elastic element; the composite elastic element is a suspension type combined elastic piece, the train motor is hung on the bogie through the suspension type combined elastic piece, and the suspension type combined elastic piece is connected with the train motor through a fastener to form the suspension of the train motor. The suspension type combined elastic part is formed by combining two elastic elements, the two elastic elements are suspended and clamped on the bogie from two sides of the bogie, and the two elastic elements are combined together through a fastening piece to form the suspension type combined elastic part. The suspension type combined elastic piece is axially connected with the train motor through a fastener, so that the train motor is hung on the bogie through the suspension type combined elastic piece. The invention can effectively improve the condition of the train motor suspension, obtain better dynamic characteristics and simultaneously meet the requirements of various severe environments for train suspension.
Description
Technical Field
The invention relates to a method for installing train parts, in particular to a suspension type hanging method of a train motor, which can effectively improve the comprehensive performance of the motor in all directions, thereby meeting the motor hanging requirements of various complex working conditions; belongs to the technical field of rail transit manufacturing.
Background art:
the traction motor of the train is mostly installed on the train in a hanging mode, and the motor hanging mode generally comprises a shaft hanging mode and a bogie bearing mode. The motor is fixed on the motor base in a hanging mode and used for fixing or positioning the motor, and sometimes the motor is connected with a hoisting device in a hoisting mode. For example, the suspension type railway traction motor is fixed on a train bogie through a suspension thereof, and the suspension of the suspension type railway traction motor bears the self weight of the motor and the vibration transmitted from a wheel rail in the running process. At present, along with the increasing speed of a train, the vibration frequency of a high-speed motor car under the high-speed running condition is higher, and the impact is larger, so that the requirements on the bearing capacity and the safety coefficient of a hanger are higher. The hanger on the general suspension type railway traction motor comprises two vertical ribs fixed with a motor base, and a clamping plate is fixed between the vertical ribs. During installation, the clamping plate is clamped on a corresponding part of the train and is fastened by bolts, so that suspension positioning of the motor is realized. The clamping plate of the motor hanger is fixed on the upper portion of the stud, the lower portion of the stud is in a cantilever state, the stress is unreasonable, the bearing capacity and the safety coefficient are low, the situation is easy to occur in high-speed operation, particularly when complex working conditions of a high-speed motor train are met, the bending resistance and the shearing resistance in all directions have higher requirements, and the elastic connecting piece of the motor hanger is easy to fatigue, so that improvement is urgently needed.
Patent documents which do not find the same technology as the present invention through patent and literature search are reported, and the patents and papers which have certain relation with the present invention mainly comprise the following:
1. the patent application number is CN200820132281.6, the name is "motor hanging", the applicant is: the patent discloses a motor hanger, which comprises two vertical ribs fixed with a motor base, a clamping plate fixed between the two vertical ribs, and an inclined supporting plate respectively fixed with the vertical ribs and the motor base. The inclined supporting plate is added to form stable triangular support for the vertical ribs, so that the stress of the vertical ribs is improved, and the bearing capacity and the safety coefficient of the hanger are improved.
2. The patent number is CN201520778392.4, the name is "a express passenger train traction motor and cable suspension device", the applicant is: south car plant zhou motor limited's utility model patent, this patent disclose a rapid passenger train traction motor and cable suspension device, gusset and a plurality of string of hanging foot including the integral type, be fixed with the strengthening rib between a plurality of string of hanging feet, the strengthening rib with a plurality of string of hanging feet form box structure jointly. As the reinforcing ribs are fixed among the plurality of hanging legs, and the reinforcing ribs and the plurality of hanging legs jointly form a box-type structure, the rigidity of the device is greatly improved, and compared with the condition that the rigidity is improved by increasing the wall thickness in the prior art, the traction motor and the hanging device of the rapid passenger train have the advantages of light weight and reliable structure.
3. The patent number is CN201420369259.9, entitled "adjustable cable suspension device of medium-low speed magnetic levitation linear motor", the applicant is: with the utility model patent of university of economic nature, this patent discloses an adjustable cable suspension device of well low-speed magnetic levitation linear electric motor, belongs to well low-speed maglev vehicle actuating system, and it includes: the vertical positioning locking fine-tuning device comprises a plurality of vertical positioning locking fine-tuning devices, a longitudinal beam, a vertical clamping seat, a linear motor and a transverse positioning pin, wherein each vertical positioning locking fine-tuning device penetrates through and is welded on the longitudinal beam, the vertical clamping seat is fixedly connected to the bottom of the longitudinal beam through a bolt, the transverse positioning pin is welded on the side face of the longitudinal beam, and the linear motor is suspended on the lower portion of the longitudinal beam through the plurality of vertical positioning locking fine-. The utility model discloses positioning system can guarantee that vehicle traction linear electric motor's assembly is accurate, maintenance and maintenance operation are convenient, has security and reliability.
4. The authors of the publication in 2005, 08, of the internal combustion train are: thesis on influence of a traction motor hanging mode on train running stability by Maweihua and Luoshui; the thesis has a great influence on the running stability of a train by adopting a shaft-hung type suspension train as a traction motor and a connection mode between a motor suspender and a framework. On the basis of adopting a GM radial bogie train model, the influence of different motor suspender structures on the nonlinear critical speed of the train is obtained through analysis of the different motor suspender structures, and the influence is further pointed out to be caused by different transverse positioning rigidity of wheel pairs. It is also pointed out that while learning foreign advanced technology, the combination of whole and system is important, and not only part of it can be seen, otherwise the desired result will not be obtained.
Through careful analysis of the above patents and papers, although the patents and papers relate to a motor hanging or hanging method and also propose some improved technical solutions, through careful analysis, all of the patents do not consider how to improve the comprehensive performance of the whole motor hanging system by starting with the improvement of the elastic element of the motor hanging so as to meet the requirements of the current high-speed rail transit development, so the problem of how to further improve the motor hanging needs to be further researched.
Disclosure of Invention
The invention aims to provide a novel train motor hanging method aiming at the problems that the existing motor hanging method is difficult to be suitable for various load working conditions and is worse, and particularly the existing elastic vibration reduction element cannot meet the requirement of motor hanging.
In order to achieve the purpose, the invention provides a suspension type hanging method of a train motor, which is characterized in that the train motor is hung on a bogie of a train through an elastic composite elastic element; the method is characterized in that: the elastic composite elastic element is a suspension type combined elastic element, the train motor is suspended on the bogie by the suspension type combined elastic element in a suspension manner, and the suspension type combined elastic element is connected with the train motor together through a fastening piece to form a suspension type suspension of the train motor.
Furthermore, the suspension type combined elastic part is formed by combining two elastic elements, the two elastic elements are clamped on the bogie in a suspension type mode from two sides of the bogie and are combined together through a fastening piece, and the suspension type combined elastic part is formed.
Furthermore, the suspension type combined elastic piece is axially connected with the train motor through a fastener, so that the train motor is hung on the bogie through the suspension type combined elastic piece.
Furthermore, the two elastic elements of the suspension type combined elastic piece are of symmetrical structures, are respectively positioned on two side surfaces of the bogie beam mounting seat and are connected with the train motor through fasteners to form a suspension type train motor suspension type hanging mode.
Furthermore, the suspension type hanger is formed by combining two elastic elements of the suspension type combined elastic piece through an axial sleeve and an end cover, and then fastening the two elastic elements with a train motor after being assembled through a fastening piece; the axial sleeve penetrates through inner holes of the two elastic elements, a shaft shoulder stop is arranged at one end of the axial sleeve and is just sleeved in an inner hole of a side ring of one elastic element, a gap is formed between the axial sleeve and an inner ring of the elastic element, so that when the elastic element is radially loaded, the side ring of the elastic element is fixed with a train motor, the load acts on the inner ring of the elastic element connected with the screw rod, and the outer ring of the elastic element is not loaded, so that the suspension state of the elastic element is formed; the other end of the axial sleeve is connected with the shaft end cover and inserted into the positioning inner hole of the shaft end cover; a positioning boss is arranged on the outer ring of the positioning inner hole of the shaft end cover and inserted into the inner hole of the side ring of the other elastic element to position the elastic element; a gap is also formed between the axial sleeve and the inner ring of the other elastic element, so that when the elastic element is radially loaded, the side ring of the elastic element is fixed with a train motor, the load acts on the inner ring of the elastic element connected with the screw rod, and the outer ring of the elastic element is not loaded, so that the suspension state of the elastic element is formed; the fastener passes through the inner hole of the end cover, passes through the inner hole of the axial sleeve, is fixedly connected with a connecting screw hole on a train motor, and axially compresses two elastic elements simultaneously through the end cover during compression to form two elastic element suspension type hangers.
Furthermore, the elastic element is a composite elastic element formed by compounding an elastic material and metal, and the elastic body of the elastic element is an elastic body with a plurality of free surfaces.
Furthermore, the free surfaces of the elastic body are 3 and more than 3 free surfaces, and each free surface is at different angles and positions so as to ensure the stress release of the elastic material piece when the elastic material piece is stressed in multiple directions.
Furthermore, the free surfaces of the elastic body are 3 free surfaces, wherein one free surface is in the outer diameter direction of the combination of the elastic material and the metal material, the other free surface is in the inner diameter direction of the combination of the elastic material and the metal material, and the other free surface is in the oblique angle direction of the combination of the elastic material and the metal material.
Furthermore, the free surface in the oblique direction and the free surface in the inner diameter direction are connected to form a spherical elastic material part structure, and the integral elastic material part forms a herringbone elastic material part by combining the free surface in the outer diameter direction, so that the requirements of large axial rigidity and low radial rigidity of various elastic elements of the bogie system are met.
Furthermore, the elastomer is made of rubber materials, and the rubber materials and the metal piece are integrally vulcanized and compounded together to form a rubber-metal elastic composite element; rubber materials and metal structural parts adopt a rubber coating structure, and radial corrosion resistance and impact resistance are realized.
The invention has the advantages that:
the invention adopts a suspension type combined structure, forms a suspension mechanism from two side surfaces of a bogie beam mounting seat, suspends a train motor, can greatly reduce rubber stress, improves the fatigue life of an elastic damping element, and has the following advantages:
1. according to the suspension type suspension combined structure, the axial rigidity can be improved, the radial rigidity can be reduced, and lower deflection and torsion rigidity can be kept;
2. the suspension type hanging combination can enable the train motor to be hung on the bogie more stably, and the stability is good;
3. according to the invention, through the design of a suspension type hanging combination and multiple free surfaces of the elastic piece, the stress release in all directions can be effectively realized, and the rubber stress is reduced;
4. the invention can realize the four rigidity of radial and axial deflection and torsion by adjusting the structure of each free surface, and the four rigidity ratio of the radial and axial deflection and torsion is 7: 100: 300: 100, the bearing function requirements of various vehicles are met;
5. the elastic element adopts a rubber coating design, so that the radial anticorrosion and impact resistance design is realized;
6. the principle of the invention is applied to the motor hanging, which can completely meet the motor hanging requirements of various high-speed trains;
7. the invention adopts the integral glue injection and vulcanization of the metal side ring glue injection hole when manufacturing the rubber part, thereby effectively realizing the glue injection and positioning of the product in the mould.
Drawings
FIG. 1 is a schematic diagram of the general structure of one embodiment of the present invention;
FIG. 2 is a schematic representation of an embodiment of the elastomer structure of the present invention;
fig. 3 is a schematic side sectional view.
Detailed Description
The invention is further illustrated with reference to the following figures and specific examples.
Example one
The invention can be seen from the attached drawings, and relates to a suspension type train motor hanging method, wherein a train motor is hung on a bogie beam mounting seat 17 of a train through an elastic composite elastic element 1; the elastic composite elastic element 1 is a suspension type combined elastic element, the train motor 14 is suspended on the bogie beam mounting seat 17 through the suspension type combined elastic element in a suspension type mode, and the suspension type combined elastic element is connected with the train motor 14 through a fastening piece 13 to form a suspension type suspension of the train motor.
The suspension type combined elastic part 1 is formed by combining two elastic elements 2, the two elastic elements 2 are clamped on a bogie in a suspension type mode from two surfaces of a bogie beam mounting seat 17 and are combined together through a fastening piece 13 to form the suspension type combined elastic part.
The suspension type combined elastic piece is axially connected with a train motor 14 through a fastener 13, so that the train motor is hung on the bogie through the suspension type combined elastic piece.
The two elastic elements 2 of the suspension type combined elastic element are of symmetrical structures, are respectively positioned on two side surfaces of a bogie beam mounting seat 17, and are connected with a train motor 14 through a fastener 13 to form a suspension type train motor suspension type hanging mode.
The suspension type hanging is that two elastic elements 2 of a suspension type combined elastic part are combined through an axial sleeve 11 and an end cover 12, and then are fastened with a train motor 14 after being assembled through a fastener 13; the axial sleeve 11 penetrates through inner holes of the two elastic elements 2, a shaft shoulder block 15 is arranged at one end of the axial sleeve 11, the shaft shoulder block 15 is just sleeved in the inner hole of the metal side ring 8 of one elastic element 2, and a gap is formed between the axial sleeve 11 and the metal inner ring 9 of the elastic element 2, so that when the elastic element 2 is radially loaded, the metal side ring 8 of the elastic element 2 is fixed with a train motor 14, the load acts on the metal inner ring 9 of the elastic element 2 connected with a screw rod, and the metal outer ring 7 of the elastic element 2 is not loaded, so that a suspension state of the elastic element is formed; the other end of the axial sleeve 11 is connected with the end cover 9 and inserted into the positioning inner hole of the end cover 9; a positioning boss 19 is arranged on the positioning inner hole metal outer ring 7 of the end cover 9, and the positioning boss 19 is inserted into the inner hole of the metal side ring of the other elastic element to position the elastic element; a gap is also formed between the axial sleeve 11 and the metal inner ring of the other elastic element, so that when the elastic element is radially loaded, the metal side ring of the elastic element is fixed with a train motor, the load acts on the metal inner ring of the elastic element connected with the screw rod, and the metal outer ring of the elastic element is not loaded, so that the suspension state of the elastic element is formed; the fastener 13 penetrates through the inner hole of the end cover 12 and the inner hole of the axial sleeve 11 to be tightly connected with a connecting screw hole on a train motor 16, and the two elastic elements are simultaneously axially compressed through the end cover during pressing to form a suspension hanger of the two elastic elements.
The elastic element 2 is a composite elastic element formed by compounding an elastic body 10 and a metal piece 16, and the elastic body 10 of the elastic element 2 is an elastic body with a plurality of free surfaces; the composite elastic element comprises a metal side ring 8, a metal outer ring 7 and a metal inner ring 9, and an elastic body 10. And the elastic body 10 is integrally vulcanized among the metal side ring 8, the metal outer ring 7 and the metal inner ring 9 respectively, so that the elastic body is an elastic body having a plurality of free surfaces.
The free surfaces of the elastic body are 3 free surfaces, and each free surface is positioned at different angles and positions so as to ensure the stress release of the elastic material piece when stressed in multiple directions; one of them is an outer free surface 4 formed by the metal outer ring 7 and the metal side ring 8 in the outer diameter direction of the gap, the other is an inner free surface 5 formed by the metal side ring 8 and the metal inner ring 9 in the inner diameter direction of the gap, and the other is an inclined free surface 6 formed by the metal inner ring 9 and the metal outer ring 7 in the inclined angle direction of the gap.
The free surface 6 in the oblique direction and the free surface in the inner diameter direction are connected to form a spherical elastic material part structure, and the integral elastic material part forms a herringbone elastic material part by combining the free surface in the outer diameter direction, so that the requirements of large axial rigidity and low radial rigidity of various elastic elements of the bogie system are met.
The elastic body 10 is made of rubber material, and the rubber material and the metal piece are integrally vulcanized and compounded together to form a rubber metal elastic composite element; rubber materials and metal structural parts adopt a rubber coating structure, and radial corrosion resistance and impact resistance are realized.
The metal side ring 8 is provided with glue injection holes 20, glue is injected through the glue injection holes 20 of the metal side ring 8 when a rubber part is manufactured, and glue injection positioning in a mold is achieved when the rubber part is integrally vulcanized. The number of the glue injection holes 20 is 3-8, and the glue injection holes are uniformly distributed to ensure the uniformity of glue injection.
Example two
The second embodiment is identical to the first embodiment in principle, but slightly different in structure. The suspension type train motor hanging method is characterized in that a train motor is hung on a bogie of a train through an elastic composite elastic element; the elastic composite elastic element is a suspension type combined elastic element, the train motor is suspended on the bogie by the suspension type combined elastic element in a suspension manner, and the suspension type combined elastic element is connected with the train motor together through a fastening piece to form a suspension type suspension of the train motor.
The suspension type combined elastic part is formed by combining two elastic elements, wherein the two elastic elements are clamped on the bogie in a suspension type mode from two sides of the bogie and are combined together through a fastening piece to form the suspension type combined elastic part.
The suspension type combined elastic piece is axially connected with the train motor through a fastener, so that the train motor is hung on the bogie through the suspension type combined elastic piece.
The two elastic elements of the suspension type combined elastic piece are of symmetrical structures, are respectively positioned on two side surfaces of the bogie beam mounting seat and are connected with the train motor through fasteners to form a suspension type train motor suspension type hanging mode.
The suspension type hanger is characterized in that two elastic elements of a suspension type combined elastic piece are combined through an axial sleeve and an end cover, and then are fastened with a train motor after being assembled through a fastener; the axial sleeve penetrates through inner holes of the two elastic elements, a shaft shoulder stop is arranged at one end of the axial sleeve and is just sleeved in an inner hole of a side ring of one elastic element, a gap is formed between the axial sleeve and an inner ring of the elastic element, so that when the elastic element is radially loaded, the side ring of the elastic element is fixed with a train motor, the load acts on the inner ring of the elastic element connected with the screw rod, and the outer ring of the elastic element is not loaded, so that the suspension state of the elastic element is formed; the other end of the axial sleeve is connected with the shaft end cover and inserted into the positioning inner hole of the shaft end cover; a positioning boss is arranged on the outer ring of the positioning inner hole of the shaft end cover and inserted into the inner hole of the side ring of the other elastic element to position the elastic element; a gap is also formed between the axial sleeve and the inner ring of the other elastic element, so that when the elastic element is radially loaded, the side ring of the elastic element is fixed with a train motor, the load acts on the inner ring of the elastic element connected with the screw rod, and the outer ring of the elastic element is not loaded, so that the suspension state of the elastic element is formed; the fastener passes through the inner hole of the end cover, passes through the inner hole of the axial sleeve, is fixedly connected with a connecting screw hole on a train motor, and axially compresses two elastic elements simultaneously through the end cover during compression to form two elastic element suspension type hangers.
The elastic element is a composite elastic element formed by compounding an elastic material and metal, and an elastic body of the elastic element is an elastic body with a plurality of free surfaces; the composite elastic element comprises a metal side ring, a metal outer ring, a metal inner ring and an elastic body. And the elastic body is respectively clamped among the metal side ring, the metal outer ring and the metal inner ring, so that the elastic body is an elastic body with a plurality of free surfaces.
Except that the elastic element is a composite elastic element formed by compounding nylon materials and metals, and the nylon elastomer of the elastic element is an elastomer with a plurality of free surfaces.
The free surface of the nylon elastomer is more than 3 free surfaces, and each free surface is at different angles and positions so as to ensure the stress release of the elastic material piece when the elastic material piece is stressed in multiple directions.
The above listed embodiments are only for clear and complete description of the technical solution of the present invention with reference to the accompanying drawings; it is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention has the advantages that:
the invention adopts a suspension type combined structure, forms a suspension mechanism from two side surfaces of a bogie beam mounting seat, suspends a train motor, can greatly reduce rubber stress, improves the fatigue life of an elastic damping element, and has the following advantages:
1. the suspension type combined suspension structure can improve the axial rigidity and reduce the radial rigidity;
2. the suspension type hanging combination can enable the train motor to be hung on the bogie more stably, and the stability is good;
3. according to the invention, through the design of a suspension type hanging combination and multiple free surfaces of the elastic piece, the stress release in all directions can be effectively realized, and the rubber stress is reduced;
4. the invention can realize the four rigidity of radial and axial deflection and torsion by adjusting the structure of each free surface, and the four rigidity ratio of the radial and axial deflection and torsion is 7: 100: 300: 100, the bearing function requirements of various vehicles are met;
5. the elastic element adopts a rubber coating design, so that the radial anticorrosion and impact resistance design is realized;
6. the principle of the invention is applied to the motor hanging, which can completely meet the motor hanging requirements of various high-speed trains;
7. the invention adopts the integral glue injection and vulcanization of the metal side ring glue injection hole when manufacturing the rubber part, thereby effectively realizing the glue injection and positioning of the product in the mould.
Claims (9)
1. A suspension type hanging method for a train motor is characterized in that the train motor is hung on a bogie of a train through an elastic composite elastic element; the method is characterized in that: the elastic composite elastic element is a suspension type combined elastic element, the train motor is suspended on the bogie by the suspension type combined elastic element in a suspension manner, and the suspension type combined elastic element is connected with the train motor together through a fastening piece to form a suspension type suspension of the train motor; the suspension type hanger is characterized in that two elastic elements of a suspension type combined elastic piece are combined through an axial sleeve and an end cover, and then are fastened with a train motor after being assembled through a fastener; the axial sleeve penetrates through inner holes of the two elastic elements, a shaft shoulder stop is arranged at one end of the axial sleeve and is just sleeved in an inner hole of a side ring of one elastic element, a gap is formed between the axial sleeve and an inner ring of the elastic element, so that when the elastic element is radially loaded, the side ring of the elastic element is fixed with a train motor, the load acts on the inner ring of the elastic element connected with the screw rod, and the outer ring of the elastic element is not loaded, so that the suspension state of the elastic element is formed; the other end of the axial sleeve is connected with the shaft end cover and inserted into the positioning inner hole of the shaft end cover; a positioning boss is arranged on the outer ring of the positioning inner hole of the shaft end cover and inserted into the inner hole of the side ring of the other elastic element to position the elastic element; a gap is also formed between the axial sleeve and the inner ring of the other elastic element, so that when the elastic element is radially loaded, the side ring of the elastic element is fixed with a train motor, the load acts on the inner ring of the elastic element connected with the screw rod, and the outer ring of the elastic element is not loaded, so that the suspension state of the elastic element is formed; the fastener passes through the inner hole of the end cover, passes through the inner hole of the axial sleeve, is fixedly connected with a connecting screw hole on a train motor, and axially compresses two elastic elements simultaneously through the end cover during compression to form two elastic element suspension type hangers.
2. The suspension type train motor hanging method according to claim 1, characterized in that: the suspension type combined elastic part is formed by combining two elastic elements, wherein the two elastic elements are clamped on the bogie in a suspension type mode from two sides of the bogie and are combined together through a fastening piece to form the suspension type combined elastic part.
3. The suspension type train motor hanging method according to claim 2, characterized in that: the suspension type combined elastic piece is axially connected with the train motor through a fastener, so that the train motor is hung on the bogie through the suspension type combined elastic piece.
4. The suspension type train motor hanging method according to claim 2, characterized in that: the two elastic elements of the suspension type combined elastic piece are of symmetrical structures, are respectively positioned on two side surfaces of the bogie beam mounting seat and are connected with the train motor through fasteners to form a suspension type train motor suspension type hanging mode.
5. The suspension type train motor hanging method according to claim 2, characterized in that: the elastic element is a composite elastic element formed by compounding an elastic material and metal, and the elastic body of the elastic element is an elastic body with a plurality of free surfaces.
6. The suspension type train motor hanging method according to claim 5, characterized in that: the free surface of the elastic body is 3 or more than 3, and each free surface is in different angles and positions so as to ensure the stress release of the elastic material piece when the elastic material piece is stressed in multiple directions.
7. The suspension type train motor hanging method according to claim 6, characterized in that: the free surfaces of the elastic body are 3 free surfaces, wherein one free surface is in the outer diameter direction of the combination of the elastic material and the metal material, the other free surface is in the inner diameter direction of the combination of the elastic material and the metal material, and the other free surface is in the oblique angle direction of the combination of the elastic material and the metal material.
8. The suspension type train motor hanging method according to claim 7, characterized in that: the free surface in the oblique angle direction and the free surface in the inner diameter direction are connected to form a spherical elastic material part structure, and the integral elastic material part forms a herringbone elastic material part by combining the free surface in the outer diameter direction so as to meet the requirements of large axial rigidity and low radial rigidity of various elastic elements of the bogie system.
9. The suspension type train motor hanging method according to claim 6, characterized in that: the elastomer is made of rubber material, and the rubber material and the metal piece are compounded together through integral vulcanization to form a rubber metal elastic composite element; rubber materials and metal structural parts adopt a rubber coating structure, and radial corrosion resistance and impact resistance are realized.
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| CN201811167608.8A CN109353353B (en) | 2018-10-08 | 2018-10-08 | Suspension type suspension method for train motor |
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| CN201811167608.8A CN109353353B (en) | 2018-10-08 | 2018-10-08 | Suspension type suspension method for train motor |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2425419A1 (en) * | 1974-05-25 | 1975-12-04 | Rohdjess Joachim | Component support system for motor vehicles - shock and noise absorbing elements with layers of fibrous plastic material |
| CN1626330A (en) * | 2003-12-11 | 2005-06-15 | 株洲时代新材料科技股份有限公司 | Method for heating up and holding rubber molding in medium and large types |
| CN201189866Y (en) * | 2008-04-14 | 2009-02-04 | 南车株洲电力机车有限公司 | Suspension structure of rubber joint for traction motor |
| CN101619751B (en) * | 2009-07-24 | 2012-04-11 | 株洲时代新材料科技股份有限公司 | Method for manufacturing and assembling elastic joint rubber elastic element and product thereof |
| CN201925442U (en) * | 2010-12-14 | 2011-08-10 | 中国航空动力机械研究所 | Planetary gear transmission mechanism and fixed gear ring thereof |
| CN103129400B (en) * | 2011-11-26 | 2015-01-21 | 南车青岛四方机车车辆股份有限公司 | Car roof power receiving system vibration-reduction connecting device and method thereof |
| CN103101542A (en) * | 2012-12-25 | 2013-05-15 | 西南交通大学 | Elastic joint structure suitable for cantilever-type flexible suspension of CRH (China railway high-speed) train traction motor |
| CN104712693A (en) * | 2013-12-12 | 2015-06-17 | 重庆珈丰科技有限公司 | Small vehicle shock absorber |
| CN205423652U (en) * | 2016-03-28 | 2016-08-03 | 株洲时代新材料科技股份有限公司 | Location rubber joint |
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