CN203543988U - Bogie framework and side beam thereof - Google Patents
Bogie framework and side beam thereof Download PDFInfo
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- CN203543988U CN203543988U CN201320645306.3U CN201320645306U CN203543988U CN 203543988 U CN203543988 U CN 203543988U CN 201320645306 U CN201320645306 U CN 201320645306U CN 203543988 U CN203543988 U CN 203543988U
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- curb girder
- level
- truck frame
- mount pad
- girder body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model discloses a bogie framework and a side beam thereof. The side beam of the bogie framework comprises a side beam body and a buffer element, wherein the buffer element comprises a first-level buffer element and a second-level buffer element; the middle of one surface of the side beam body, which is used for cooperating with a cross beam, is provided with a cross beam mounting seat; one surface of the side beam body, which is opposite to a strut member, is provided with a first-level mounting seat used for installing the first-level buffer element; one surface of the side beam body, which is opposite to a vehicle body, is provided with a second-level mounting seat used for installing the second-level buffer element; the side beam body is made of carbon fiber composite material; the density of the carbon fiber composite material is obviously smaller than that of steel material; the strength of the carbon fiber composite material is 7-9 times of that of the steel material; according to the side beam of the bogie framework, which is made of the carbon fiber composite material, the side beam bearing requirement can be completely satisfied, and meanwhile, the integral weight of the bogie framework can be greatly lowered; therefore, the bogie framework can satisfy the requirement of a high-speed railway vehicle. The utility model also discloses the bogie framework with the side beam.
Description
Technical field
The utility model relates to the bogie truck design and manufacturing technology field of city railway vehicle, motor train unit, relates in particular to a kind of truck frame and curb girder thereof.
Background technology
Bogie truck is one of parts of paramount importance in guideway vehicle structure, on vehicle, adopt the running velocity that can increase the load capacity of vehicle after bogie truck, improve train, guarantee under normal condition of service, car body failure-free is seated on bogie truck, buffering vibration, improves train traveling comfort etc.
At present, speed-raising along with China railways, increasing guideway vehicle has adopted welded type truck frame to substitute original three-piece bogie framework, typical welded type truck frame mainly comprises crossbeam, the bogie truck curb girder being fixedly connected with crossbeam two ends, and the mount pad that is arranged on the various members on crossbeam and bogie truck curb girder, two bogie truck curb girders being wherein connected with described crossbeam two ends parallel and all with described beam vertical, thereby with described crossbeam formation H type structure.
For buffering vibration, between the bottom of the curb girder of truck frame and strut member, operated by rotary motion has first-level buffer spring, between the curb girder top of truck frame and car body, is provided with for cushioning the level 2 buffering spring of body oscillating.
Continuous progress along with technology, high speed railway car requires bogie truck to meet the multinomial performance indexs such as high speed, heavy duty, lightweight and low noise, and crossbeam and the curb girder of welded type truck frame are steel structure member at present, this just causes the weight of bogie truck integral body larger, be unfavorable for that bogie truck is towards weight-saving future development, and first-level buffer spring and the level 2 buffering spring in bogie truck is metal coil spring at present, this kind of recoil spring can send larger noise in the course of the work, thereby is also unfavorable for that bogie truck is towards the future development of low noise.
Therefore, how can under the prerequisite that guarantees bogie truck load-carrying capacity, effectively reduce the overall weight of bogie truck, the vibration of decay bogie truck, to meet the demand of high speed railway car to bogie truck, be the technical matters that current those skilled in the art need solution badly.
Utility model content
The purpose of this utility model is to provide a kind of curb girder of truck frame, to can effectively reduce the overall weight of bogie truck after forming bogie truck under the prerequisite that guarantees bogie truck load-carrying capacity, thereby meets the demand of high speed railway car to bogie truck.
For achieving the above object, the curb girder of the truck frame that the utility model provides, comprise curb girder body and damper element, wherein said damper element comprises first-level buffer part and level 2 buffering part, described curb girder body is provided with crossbeam mount pad for the one side middle part coordinating with crossbeam, in the described curb girder body one side relative with strut member, be provided with for the one-level mount pad of described first-level buffer part is installed, in the described curb girder body one side relative with car body, be provided with for the secondary mount pad of described level 2 buffering part is installed, and described curb girder body is the curb girder body that carbon fiber composite material is made.
Preferably, in the curb girder of above-mentioned truck frame, described curb girder body is resin-based carbon fiber composite body or ceramic base carbon fiber composite material body.
Preferably, in the curb girder of above-mentioned truck frame, described curb girder body is hollow curb girder body, and the position corresponding with described one-level mount pad is provided with for strengthening the first compensation ring of described one-level mount pad load-carrying capacity in the cavity of described curb girder body, in the cavity of described curb girder body, the position corresponding with described secondary mount pad is provided with for strengthening the second compensation ring of described secondary mount pad load-carrying capacity.
Preferably, in the curb girder of above-mentioned truck frame, described first-level buffer part is rubber spring.
Preferably, in the curb girder of above-mentioned truck frame, described level 2 buffering part is air bellow, and in the cavity of described curb girder body, is also provided with described air bellow and communicates, and is used to the auxiliary chamber of described air bellow inflation.
Preferably, in the curb girder of above-mentioned truck frame, be provided with the air chamber ring that described the second compensation ring is surrounded in described curb girder body, described air chamber ring and described the second compensation ring outer wall form described auxiliary chamber.
The utility model also provides a kind of truck frame simultaneously, the curb girder of two truck frames that described bogie truck comprises metal beam, be fixedly connected with the two ends of described metal beam respectively, and the curb girder of described truck frame is the as above curb girder of the truck frame described in any one.
Preferably, in above-mentioned truck frame, described curb girder body middle part has the lower concave part that installing space is provided for described level 2 buffering part, and described secondary mount pad is arranged in described lower concave part.
Preferably, in above-mentioned truck frame, described metal beam comprises that two are connected and parallel beam pipe, specifically comprises two the beam pipe installation portions corresponding with described two beam pipes difference in described crossbeam mount pad.
Preferably, in above-mentioned truck frame, the position near two ends in described metal beam is also provided with for limiting the horizontal stopping seat of cross-car amount of movement, and is provided with rubber stop part on described horizontal stopping seat.
As can be seen from the above technical solutions, in the curb girder of truck frame disclosed in the utility model, the curb girder of framework comprises curb girder body and damper element, and damper element specifically comprises first-level buffer part and level 2 buffering part, wherein on curb girder body, for the one side middle part coordinating with crossbeam, be provided with crossbeam mount pad, curb girder body is provided with for the one-level mount pad of first-level buffer part is installed in the one side relative with strut member, in the curb girder body one side relative with car body, be provided with for the secondary mount pad of level 2 buffering part is installed, and curb girder body is the curb girder body that carbon fiber composite material is made.
Because above-mentioned curb girder comprises curb girder body and damper element, thereby the curb girder of this truck frame can be realized the buffering to body oscillating after being assembled into truck frame with crossbeam, thereby meet the requirement of guideway vehicle to travelling comfort, the curb girder body of above-mentioned curb girder adopts carbon fiber composite material to be made simultaneously, the density of carbon fiber is only 1/5 of steel density, thereby the density of carbon fiber composite material is significantly less than Steel material, and the intensity of carbon fiber composite material can reach 7-9 times of steel, and its tensile modulus of elasticity is also significantly higher than steel, the corrosion stability of carbon fiber composite material also meets operating needs completely simultaneously, thereby adopt the curb girder of the made truck frame of carbon fiber composite material not only can meet the load bearing requirements of curb girder completely, while is with respect to the curb girder of pure steel structure, its weight can reduce 70%-85%, this just greatly reduces the overall weight of bogie truck, thereby make bogie truck can meet the demand of high speed railway car.
The truck frame providing in the utility model, owing to having adopted above-mentioned curb girder, thereby is meeting under the prerequisite of load bearing requirements, makes bogie truck realize whole further lightweight, thereby has adapted to the growth requirement of current high speed railway car.
Accompanying drawing explanation
The structural representation of the truck frame that Fig. 1 provides for the utility model embodiment;
Fig. 2 looks schematic diagram for the master of the truck frame that the utility model embodiment provides;
Fig. 3 is the side schematic view of the truck frame shown in Fig. 2;
Fig. 4 is the schematic top plan view of the truck frame shown in Fig. 2;
The schematic side view of the curb girder that Fig. 5 is the truck frame that provides in the utility model embodiment;
Fig. 6 is the schematic top plan view of the curb girder shown in Fig. 5;
Fig. 7 is the generalized section of the curb girder shown in Fig. 5;
The birds-eye view that Fig. 8 is the metal beam that provides in the utility model embodiment;
The structural representation that Fig. 9 is the beam pipe installation portion that provides in the utility model embodiment.
Wherein, 1 is curb girder, and 2 is metal beam;
11 is curb girder body, 12 is first-level buffer part, and 13 is level 2 buffering part, and 14 is lower concave part, 15 is one-level mount pad, 16 is secondary mount pad, and 17 is crossbeam mount pad, and 18 is lateral damper adapter plate, 21 is horizontal stopping seat, 22 is braking adapter plate, and 23 sidewinder mount pad for anti-, and 24 is draw bar mount pad;
151 is the first compensation ring, and 161 is the second compensation ring, and 162 is air chamber ring, and 163 is auxiliary chamber, and 171 is preburying part, and 172 is beam pipe installing port.
The specific embodiment
One of the purpose of this utility model is to provide a kind of curb girder of truck frame, to can effectively reduce the overall weight of bogie truck after forming bogie truck under the prerequisite that guarantees bogie truck load-carrying capacity, thereby meets the demand of high speed railway car to bogie truck.Another object of the present utility model is to provide a kind of truck frame with above-mentioned curb girder.
In order to make those skilled in the art person understand better scheme of the present utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
A kind of curb girder of truck frame is disclosed in the utility model embodiment, this curb girder is for installing and coordinate the rear bogie for track-guided vehicle framework that forms with metal beam, concrete, this curb girder 1 comprises curb girder body 11 and is arranged on the damper element on curb girder body 11, wherein damper element comprises first-level buffer part 12(or claims that one is damper element) and level 2 buffering part 13(or title two be damper element), on curb girder body 11, be provided with for the crossbeam mount pad 17 of crossbeam is installed, as shown in Figure 5, in curb girder body 11 one side relative with strut member, be provided with for the one-level mount pad 15 of first-level buffer part 12 is installed, and be provided with for the secondary mount pad 16 of level 2 buffering part 13 is installed in curb girder body 11 one side relative with car body, curb girder body 11 is the made curb girder body of carbon fiber composite material.
One-level mount pad 15 and secondary mount pad 16, in the situation that structural bearing design allows, can adopt pre-buried mode to be fixedly connected with curb girder body 11.
In actual applications, curb girder body 11 will be by supports support, in the one side that curb girder body 11 is relative with strut member (i.e. the one side relative with ground), be provided with one-level mount pad 15, first-level buffer part 12 will be between strut member and curb girder body 11 after being arranged on one-level mount pad 15, for buffering vibration, car body will be arranged on curb girder 1, in the one side that curb girder body 11 is relative with car body (being the end face of curb girder body), be provided with secondary mount pad 16, level 2 buffering part 13 will be between curb girder body 11 and car body after being arranged on secondary mount pad 16, thereby realize the resilient suspension to car body, the vibration of buffering car body, meet the requirement of guideway vehicle traveling comfort.
Curb girder by the disclosed truck frame of above embodiment can be found out, curb girder body 11 is made by carbon fiber composite material, the density of carbon fiber is only 1/5 of steel density, thereby the density of carbon fiber composite material is significantly less than Steel material, and the intensity of carbon fiber composite material can reach 7-9 times of steel, and its tensile modulus of elasticity is also significantly higher than steel, the corrosion stability of carbon fiber composite material also meets operating needs completely simultaneously, thereby adopt the made curb girder 1 of carbon fiber composite material not only can meet the load bearing requirements of curb girder 1 completely, while is with respect to the curb girder of pure steel structure, its weight can reduce 70%-85%, this just greatly reduces the overall weight of bogie truck, thereby make bogie truck can meet the demand of high speed railway car.
More preferred, the curb girder 1 of the truck frame providing in above-described embodiment adopts resin-based carbon fiber composite or ceramic base resin fibre composite material to make, so that meeting under the prerequisite of curb girder 1 load bearing requirements, further reduce the weight of curb girder 1.
Certainly, it will be understood by those skilled in the art that, first-level buffer part 12 can adopt the metal coil spring generally adopting in current bogie truck, but in order to reduce noise when reducing weight as far as possible, the preferred rubber spring that adopts of first-level buffer part 12 in the present embodiment, as shown in Figure 2, the number of rubber spring is unrestricted, and generally, rubber spring should be arranged symmetrically with by the center line about curb girder 1 along the length direction of curb girder 1, in curb girder 1 shown in Fig. 2, specifically comprise that four as the rubber spring of first-level buffer part 12, and the mid point of curb girder 1 of take is demarcation line, the both sides of curb girder 1 mid point are respectively provided with two rubber springs.In order to realize the variation of rubber spring modulus of elasticity, the rubber spring as first-level buffer part 12 providing in the present embodiment is conical rubber spring preferably, as shown in Figure 2 simultaneously.
Further, the curb girder body 11 of the curb girder 1 of the truck frame providing in the present embodiment is hollow structure, as shown in Figure 7, in order to increase local stiffness and intensity, in the cavity of the curb girder body 11 in the present embodiment, the position corresponding with one-level mount pad 15 is provided with for strengthening the first compensation ring 151 of one-level mount pad 15 load-carrying capacitys, and in the cavity of curb girder body 11, the position corresponding with secondary mount pad 16 is provided with for strengthening the second compensation ring 161 of secondary mount pad 16 load-carrying capacitys.
A kind of truck frame is also disclosed in the utility model embodiment simultaneously, this truck frame comprises metal beam 2 and two curb girders 1 that are fixedly connected with the two ends of metal beam 2 respectively, and curb girder 1 curb girder that is the truck frame that provides in above-described embodiment.
Owing to having adopted the curb girder 1 of above-mentioned truck frame, thereby meeting under the prerequisite of load bearing requirements, bogie truck has been realized whole further lightweight, with respect to pure steel structure, bogie truck overall weight can reduce 35%-50%, thereby has adapted to the growth requirement of current high speed railway car to lightweight bogie truck.
The overall schematic of truck frame as shown in fig. 1, the first-level buffer part 12 of wherein installing on not shown curb girder in Fig. 1, metal beam 2 structures in truck frame are as shown in Fig. 4 and Fig. 8.
In order to facilitate the installation of level 2 buffering part 13, the curb girder 1 in the truck frame providing in the present embodiment, its middle part has the lower concave part 14 that installing space is provided for level 2 buffering part 13, and secondary mount pad 16 is arranged in lower concave part 14, as shown in Figure 5.
In order to adapt to the structure of metal beam 2, in crossbeam mount pad 17, specifically also comprise and two two beam pipe installation portions that beam pipes difference is corresponding, two beam pipe installation portions can be integral type structure, also can be split-type structural, two beam pipe installation portions that provide in the present embodiment are split-type structural, and between two beam pipe installation portions, be also provided with for the lateral damper adapter plate 18 of lateral damper is installed, beam pipe installation portion is solid forging structure, please refer to Fig. 9, the structural representation that Fig. 9 is the beam pipe installation portion that provides in the utility model embodiment, on this beam pipe installation portion, be provided with the anti-bearing that sidewinders, and this is anti-sidewinder bearing can with metal beam 2 on the anti-bearing that sidewinders form the anti-mount pad 23 that sidewinders, this beam pipe installation portion comprises beam pipe installing port 172 for being connected with beam pipe and for the pre-buried preburying part 171 to bogie truck curb girder 1 inside simultaneously, beam pipe installation portion is embedded in the curb girder body 11 of curb girder 1 by preburying part 171, as transit node, curb girder 1 is connected with metal beam 2.
Two beam pipes of metal beam 2 are welded on by butt welding on the beam pipe installing port 172 of beam pipe installation portion, and lateral damper adapter plate 18 is welded between two beam pipe installation portions.
The curb girder that the truck frame providing in the utility model embodiment has adopted carbon fiber composite material to make, it has not only met the requirement of guideway vehicle lightweight and environmental protection and energy saving, has also effectively improved the operating travelling comfort of guideway vehicle and safety simultaneously; First-level buffer part in this truck frame is rubber spring simultaneously, and level 2 buffering part is air bellow, and than the vehicle suspension system consisting of metal coil spring, it has significant noise reduction; The stop part of laterally installing in stopping seat is rubber stop part, the lateral vibration that this can more effective decay vehicle and absorb noise, thus further strengthened the noise reduction of bogie truck.
Applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (10)
1. the curb girder of a truck frame, comprise curb girder body (11) and damper element, wherein said damper element comprises first-level buffer part (12) and level 2 buffering part (13), described curb girder body (11) is provided with crossbeam mount pad (17) for the one side middle part coordinating with crossbeam, in described curb girder body (11) one side relative with strut member, be provided with for the one-level mount pad (15) of described first-level buffer part (12) is installed, in described curb girder body (11) one side relative with car body, be provided with for the secondary mount pad (16) of described level 2 buffering part (13) is installed, it is characterized in that, the curb girder body that described curb girder body (11) is made for carbon fiber composite material.
2. the curb girder of truck frame according to claim 1, is characterized in that, described curb girder body (11) is resin-based carbon fiber composite curb girder body or ceramic base carbon fiber composite material curb girder body.
3. the curb girder of truck frame according to claim 1, it is characterized in that, described curb girder body (11) is hollow curb girder body, and the position corresponding with described one-level mount pad (15) is provided with for strengthening first compensation ring (151) of described one-level mount pad (15) load-carrying capacity in the cavity of described curb girder body (11), in the cavity of described curb girder body (11), the position corresponding with described secondary mount pad (16) is provided with for strengthening second compensation ring (161) of described secondary mount pad (16) load-carrying capacity.
4. the curb girder of truck frame according to claim 3, is characterized in that, described first-level buffer part (12) is rubber spring.
5. the curb girder of truck frame according to claim 3, it is characterized in that, described level 2 buffering part (13) is air bellow, and is also provided with described air bellow and communicates in the cavity of described curb girder body (11), and is used to the auxiliary chamber (163) of described air bellow inflation.
6. the curb girder of truck frame according to claim 5, it is characterized in that, in described curb girder body (11), be provided with the air chamber ring (162) that described the second compensation ring (161) is surrounded, described air chamber ring (162) forms described auxiliary chamber (163) with described the second compensation ring (161) outer wall.
7. a truck frame, comprise metal beam (2), two curb girders (1) that are fixedly connected with the two ends of described metal beam (2) respectively, it is characterized in that, described curb girder (1) is the curb girder of the truck frame as described in claim 1-6 any one.
8. truck frame according to claim 7, it is characterized in that, described curb girder body (11) middle part has the lower concave part (14) that installing space is provided for described level 2 buffering part (13), and described secondary mount pad (16) is arranged in described lower concave part (14).
9. truck frame according to claim 7, it is characterized in that, described metal beam (2) comprises that two are connected and parallel beam pipe, specifically comprises two the beam pipe installation portions corresponding with described two beam pipes difference in described crossbeam mount pad (17).
10. truck frame according to claim 9, it is characterized in that, the upper position near two ends of described metal beam (2) is also provided with for limiting the horizontal stopping seat (21) of cross-car amount of movement, and is provided with rubber stop part on described horizontal stopping seat (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320645306.3U CN203543988U (en) | 2013-10-18 | 2013-10-18 | Bogie framework and side beam thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320645306.3U CN203543988U (en) | 2013-10-18 | 2013-10-18 | Bogie framework and side beam thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203543988U true CN203543988U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320645306.3U Withdrawn - After Issue CN203543988U (en) | 2013-10-18 | 2013-10-18 | Bogie framework and side beam thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN203543988U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103496378A (en) * | 2013-10-18 | 2014-01-08 | 南车株洲电力机车有限公司 | Bogie frame and side beam thereof |
| CN104129400A (en) * | 2014-07-30 | 2014-11-05 | 南车株洲电力机车有限公司 | Rail car and rotatable frame thereof |
| CN110789560A (en) * | 2019-11-13 | 2020-02-14 | 中车山东机车车辆有限公司 | Radial bogie of railway vehicle |
| CN112644543A (en) * | 2019-10-10 | 2021-04-13 | 中车唐山机车车辆有限公司 | Steering frame |
| CN115485178A (en) * | 2020-05-04 | 2022-12-16 | 西门子交通有限公司 | Device for transmitting longitudinal forces on a rail vehicle |
-
2013
- 2013-10-18 CN CN201320645306.3U patent/CN203543988U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103496378A (en) * | 2013-10-18 | 2014-01-08 | 南车株洲电力机车有限公司 | Bogie frame and side beam thereof |
| CN104129400A (en) * | 2014-07-30 | 2014-11-05 | 南车株洲电力机车有限公司 | Rail car and rotatable frame thereof |
| CN112644543A (en) * | 2019-10-10 | 2021-04-13 | 中车唐山机车车辆有限公司 | Steering frame |
| CN112644543B (en) * | 2019-10-10 | 2022-07-22 | 中车唐山机车车辆有限公司 | Steering frame |
| CN110789560A (en) * | 2019-11-13 | 2020-02-14 | 中车山东机车车辆有限公司 | Radial bogie of railway vehicle |
| CN115485178A (en) * | 2020-05-04 | 2022-12-16 | 西门子交通有限公司 | Device for transmitting longitudinal forces on a rail vehicle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20160817 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |