CN112026838A - Draw beam, central traction device, bogie and rail vehicle - Google Patents
Draw beam, central traction device, bogie and rail vehicle Download PDFInfo
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- CN112026838A CN112026838A CN202010949832.3A CN202010949832A CN112026838A CN 112026838 A CN112026838 A CN 112026838A CN 202010949832 A CN202010949832 A CN 202010949832A CN 112026838 A CN112026838 A CN 112026838A
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- mounting
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- traction
- plate
- beam body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G9/00—Draw-gear
- B61G9/04—Draw-gear combined with buffing appliances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G9/00—Draw-gear
- B61G9/04—Draw-gear combined with buffing appliances
- B61G9/06—Draw-gear combined with buffing appliances with rubber springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G9/00—Draw-gear
- B61G9/20—Details; Accessories
Abstract
The invention relates to the technical field of railway vehicles, and provides a traction beam, a central traction device, a bogie and a railway vehicle. The traction beam comprises a central pin bush installation cylinder, a traction beam body, two transverse stopping installation parts, two longitudinal stopping parts and two vertical stopping parts, wherein the traction beam body comprises a first traction beam body and a second traction beam body, the first traction beam body and the second traction beam body are respectively correspondingly connected with the two opposite sides of the central pin bush installation cylinder, the two transverse stopping installation parts are respectively correspondingly connected with the first traction beam body and the second traction beam body, the two longitudinal stopping parts are correspondingly installed on the two opposite sides of the central pin bush installation cylinder, and the two vertical stopping parts are correspondingly installed on the two opposite sides of the central pin bush installation cylinder. The draw beam has compact and reasonable structure, greatly reduces the installation space, can simultaneously meet the requirements of multifunctional installation interfaces of the bogie and the space limitation area of the bogie, and reduces the difficulty of layout of the draw beam during bogie construction.
Description
Technical Field
The invention relates to the technical field of railway vehicles, in particular to a traction beam, a central traction device, a bogie and a railway vehicle.
Background
The central traction device of a rail vehicle serves to transmit traction forces and braking forces between the bogie and the vehicle body. The central traction device can enable the vehicle body and the bogie to generate certain relative motion, thereby being beneficial to improving the curve passing capacity of the railway vehicle, slowing down the impact between the vehicle body and the bogie and reducing the abrasion between the curve section wheel rails.
At present, in the research and development design process of a narrow gauge railway vehicle, due to special operation condition requirements, a bogie puts forward higher space limitation requirements on a traction beam, and then the layout difficulty of a central traction device during bogie construction is improved. That is, prior art draft sills have difficulty meeting both the bogie utility mounting interface requirements and the bogie space restriction area requirements.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art.
Therefore, the invention provides a traction beam which can simultaneously meet the requirements of a multifunctional mounting interface of a bogie and a space limitation area of the bogie.
The invention also provides a central traction device.
The invention further provides the bogie.
The invention further provides the railway vehicle.
A draft sill according to an embodiment of a first aspect of the present invention includes:
a central pin bushing mounting barrel;
the first end of the first traction beam body and the first end of the second traction beam body are respectively and correspondingly connected with the outer walls of the two opposite sides of the central pin bush mounting cylinder;
the two transverse stopping installation parts are correspondingly connected with the second end of the first traction beam body and the second end of the second traction beam body respectively;
the two longitudinal stopping parts are correspondingly arranged on the outer walls of the two opposite sides of the central pin sleeve mounting barrel, and each longitudinal stopping part is respectively positioned between the first traction beam body and the second traction beam body;
the two vertical stopping parts are correspondingly arranged on the outer walls of the two opposite sides of the central pin bush mounting barrel, each vertical stopping part is correspondingly arranged below each longitudinal stopping part, one vertical stopping part is arranged at the position, close to the first traction beam body, on the central pin bush mounting barrel, and the other vertical stopping part is arranged at the position, close to the second traction beam body, on the central pin bush mounting barrel.
According to one embodiment of the invention, the first traction beam body comprises a first vertical plate, a first top plate and a first bottom plate, wherein the first top plate and the first bottom plate are respectively and correspondingly connected with two sides of the first vertical plate along the height direction; the second traction beam body comprises a second vertical plate, a second top plate and a second bottom plate, and the second top plate and the second bottom plate are respectively and correspondingly connected with the two sides of the second vertical plate in the height direction.
According to an embodiment of the present invention, the first top plate and the first bottom plate are parallel to each other, and the first vertical plate is perpendicular to the first top plate and the first bottom plate, respectively; the second top plate and the second bottom plate are parallel to each other, and the second vertical plate is perpendicular to the second top plate and the second bottom plate respectively; the axes of the first vertical plate, the second vertical plate and the central pin bush mounting cylinder are positioned on the same vertical plane; and a vertical connecting line between the center of the longitudinal stopping part and the axis of the central pin sleeve mounting cylinder is vertical to the first vertical plate.
According to an embodiment of the present invention, the two vertical stopping portions are a first vertical stopping portion and a second vertical stopping portion, respectively, the first vertical stopping portion is disposed on the central pin bushing installation cylinder at a position close to the first vertical plate, and the second vertical stopping portion is disposed on the central pin bushing installation cylinder at a position close to the second vertical plate.
According to one embodiment of the invention, the first end of the first top plate, the first end of the first bottom plate and the first end of the first vertical plate are respectively in arc transition connection with the outer side wall of the central pin sleeve mounting cylinder; the first end of the second top plate, the first end of the second bottom plate and the first end of the second vertical plate are in arc transition connection with the outer side wall of the central pin sleeve mounting cylinder respectively.
According to one embodiment of the invention, the device further comprises two symmetrically arranged first traction rubber pile mounting seats and two symmetrically arranged second traction rubber pile mounting seats;
the first vertical plate is provided with a first rectangular mounting groove, the two first traction rubber pile mounting seats are mounted in the first rectangular mounting groove, the two first traction rubber pile mounting seats are respectively positioned at two opposite sides of the first vertical plate, the center of each first traction rubber pile mounting seat is respectively provided with a first traction rubber pile mounting hole, and the two first traction rubber pile mounting holes are communicated with each other; each corner of the first rectangular mounting groove is respectively provided with a round chamfer;
the second vertical plate is provided with a second rectangular mounting groove, the two second traction rubber pile mounting seats are mounted in the second rectangular mounting groove and are respectively positioned at two opposite sides of the second vertical plate, the center of each second traction rubber pile mounting seat is respectively provided with a second traction rubber pile mounting hole, and the two second traction rubber pile mounting holes are communicated with each other; and each corner of the second rectangular mounting groove is respectively provided with a round chamfer.
According to one embodiment of the invention, the shock absorber further comprises a transverse shock absorber mounting seat, wherein the transverse shock absorber mounting seat is arranged at the bottom of the first bottom plate or the bottom of the second bottom plate;
the transverse shock absorber mounting seat comprises a mounting seat body and two mounting ends, the mounting seat body is connected with the traction beam body, and the upper ends of the two mounting ends are respectively and correspondingly connected with the two ends of the mounting seat body, so that a U-shaped structure with a downward opening is formed between the mounting seat body and the two mounting ends; and each mounting end is provided with a transverse shock absorber mounting hole, the axial direction of each transverse shock absorber mounting hole is parallel to the first vertical plate, and the axial direction of each transverse shock absorber mounting hole is perpendicular to the axial direction of the central pin sleeve mounting cylinder.
According to one embodiment of the invention, each transverse stop mounting portion comprises a transverse stop mounting plate arranged in a vertical direction, and the two transverse stop mounting plates are parallel to each other; and a plurality of transverse stopping mounting holes are respectively formed in each transverse stopping mounting plate, and are arranged at intervals along the axial direction of the central pin sleeve mounting cylinder.
According to one embodiment of the present invention, each of the longitudinal stopping portions includes a longitudinal stopping block, one end of the longitudinal stopping block, which faces away from the center pin bushing mounting barrel, is a vertically arranged stopping plane, and the two stopping planes are parallel to each other.
According to an embodiment of the invention, each vertical stopping portion comprises a vertical stopping boss, each vertical stopping boss is respectively provided with a plurality of vertical stopping mounting holes, the plurality of vertical stopping mounting holes are arranged at intervals along the length extending direction of the traction beam body, and the axis of each vertical stopping mounting hole is parallel to the axis direction of the central pin sleeve mounting cylinder.
A central draft gear according to an embodiment of the second aspect of the present invention includes the draft sill of the above embodiment.
A bogie according to an embodiment of the third aspect of the invention comprises the central traction device of the above embodiment.
A rail vehicle according to a fourth aspect of the invention comprises the bogie of the above-described embodiment.
One or more technical solutions in the embodiments of the present invention have at least one of the following technical effects:
according to the traction beam provided by the embodiment of the invention, the first end of the first traction beam body and the first end of the second traction beam body are respectively and correspondingly connected with the outer walls of two opposite sides of the central pin bush mounting cylinder, and the central pin bush mounting cylinder is used for mounting the central pin bush; the second end of the first traction beam body and the second end of the second traction beam body are correspondingly connected with two transverse stopping installation parts respectively, and the two transverse stopping installation parts are used for installing transverse stopping devices respectively; two longitudinal stopping parts are respectively arranged on two opposite sides of the central pin bush mounting cylinder, so that the central pin bush mounting cylinder can be used as a longitudinal stopping structure of a bogie; two vertical stopping parts are respectively arranged on two opposite sides of the central pin bush mounting barrel, so that the central pin bush mounting barrel is used as a vertical stopping structure of a bogie on one hand and is used for positioning when a traction rubber stack is assembled on the other hand; through setting up each vertical backstop portion correspondingly in the oblique below of each vertical backstop portion, make one of them vertical backstop portion set up the position department that is close to first draft sill body on the central pin bush installation section of thick bamboo, make another vertical backstop portion set up the position department that is close to the second draft sill body on the central pin bush installation section of thick bamboo to form the oblique symmetrical arrangement of two vertical backstop portions for central pin bush installation section of thick bamboos, thereby reduced the risk of heeling when lifting by crane the draft sill is whole. Therefore, the draft sill provided by the embodiment of the invention realizes the integrated installation of the central pin bush, the transverse stop, the longitudinal stop and the vertical stop on the draft sill, so that the draft sill has a more compact and reasonable structure, the installation space is greatly reduced, the requirements of a bogie multifunctional installation interface and a bogie space limitation area can be met simultaneously, and the difficulty in the layout of the draft sill during bogie construction timing is reduced.
The central traction device of the embodiment of the invention comprises the traction beam of the embodiment. Because the central traction device is provided with the traction beam of the embodiment, the central traction device has all the advantages of the traction beam, the structure of the central traction device is optimized, and the use performance of the central traction device is improved.
The bogie of the embodiment of the invention comprises the central traction device of the embodiment. Because the bogie is provided with the central traction device of the embodiment, the bogie has all the advantages of the central traction device, the structure of the bogie is optimized, and the use performance of the bogie is improved.
The railway vehicle comprises the bogie of the embodiment. Because this rail vehicle is provided with the bogie of above-mentioned embodiment for this rail vehicle has above-mentioned bogie's whole advantage, has not only optimized rail vehicle's structure, has improved rail vehicle's performance moreover.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is an axial schematic view of a draft sill provided in accordance with an embodiment of the present invention;
fig. 2 is a top view of a draft sill provided in an embodiment of the present invention.
Reference numerals:
1: a central pin bushing mounting barrel;
2: a transverse stop mounting portion; 201: a transverse stop mounting plate; 202: a transverse stop mounting hole;
3: a longitudinal stop; 301: a longitudinal stop block; 302: a stop plane;
4: a vertical stop; 401: a vertical stop boss; 402: a vertical stop mounting hole;
5: a first draft sill body; 501: a first vertical plate; 502: a first top plate; 503: a first base plate; 5011: a first rectangular mounting groove;
6: a second trailing beam body; 601: a second vertical plate; 602: a second top plate; 603: a second base plate; 6011: a second rectangular mounting groove;
7: a first traction rubber pile mounting seat; 701: a first traction rubber pile mounting hole;
8: a second traction rubber pile mounting seat; 801: a second traction rubber pile mounting hole;
9: a transverse shock absorber mounting base; 901: a mounting base body; 902: an installation end; 903: a transverse shock absorber mounting hole;
10: a first stiffener plate.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
As shown in fig. 1 and 2, an embodiment of the present invention provides a draft sill, which at least includes a center pin bush mounting barrel 1, a draft sill body, two lateral stop mounting portions 2, two longitudinal stops 3, and two vertical stops 4.
The draft sill body comprises a first draft sill body 5 and a second draft sill body 6, and the first draft sill body 5 and the second draft sill body 6 are symmetrically arranged on two opposite sides of the central pin bush mounting cylinder 1. The first end of the first traction beam body 5 and the first end of the second traction beam body 6 are respectively and correspondingly connected with the outer walls of the left side and the right side of the central pin bush mounting cylinder 1. That is, the center pin bush mounting tube 1 is disposed between the first draft sill body 5 and the second draft sill body 6, and the center pin bush mounting tube 1 is a cylindrical structure with openings at the upper and lower ends and is used for mounting the center pin bush through the center pin bush mounting tube 1. The arrangement mode of the central pin sleeve mounting barrel 1 and the traction beam body is used for realizing the integrated mounting of the central pin sleeve on the traction beam, so that the traction beam does not need to be provided with a traction pull rod seat, and the structure of the traction beam is optimized.
The two transverse stopping installation parts 2 are correspondingly connected with the second end of the first traction beam body 5 and the second end of the second traction beam body 6 respectively. That is, two horizontal backstop installation department 2 correspond and set up the both ends at the draw beam body, through setting up two horizontal backstop installation departments 2 for install horizontal backstop device respectively, thereby realize the integrated installation of horizontal backstop device on the draw beam, further optimized the structure of draw beam.
Two longitudinal stopping portions 3 are correspondingly installed on the outer walls of the two opposite sides of the central pin bush installation cylinder 1, that is, the two longitudinal stopping portions 3 are correspondingly arranged on the front side and the rear side of the draft sill body, and each longitudinal stopping portion 3 is respectively positioned between the first draft sill body 5 and the second draft sill body 6. By providing two longitudinal stops 3, it is possible to act as a longitudinal stop for the bogie, further optimising the structure of the trailing beam.
Two vertical backstop portions 4 correspond and install in the relative both sides outer wall of a central round pin cover installation section of thick bamboo 1, promptly, two vertical backstop portions 4 correspond and set up in the front and back both sides of draw beam body. Through setting up two vertical backstop portions 4, can be used as the vertical backstop structure of bogie on the one hand, fix a position when on the other hand can be used for pulling the rubber heap equipment, and then optimized the structure of draw beam. Wherein, each vertical backstop portion 4 corresponds and sets up in the oblique below of each vertical backstop portion 3 to one of them vertical backstop portion 4 sets up the position department that is close to first draft sill body 5 on central round pin bush installation section of thick bamboo 1, and another vertical backstop portion 4 sets up the position department that is close to second draft sill body 6 on central round pin bush installation section of thick bamboo 1, promptly, two vertical backstop portions 4 are for the oblique symmetrical arrangement of central round pin bush installation section of thick bamboo 1, thereby has reduced the risk of heeling when lifting by crane to the draft sill is whole.
The draft sill of the embodiment of the invention is integrally cast and processed, and when in use, the draft sill is arranged between the framework cross beam and the center pin.
Therefore, the draft sill provided by the embodiment of the invention realizes the integrated installation of the central pin bush, the transverse stop, the longitudinal stop and the vertical stop on the draft sill, so that the draft sill has a more compact and reasonable structure, the installation space is greatly reduced, the requirements of a bogie multifunctional installation interface and a bogie space limitation area can be met simultaneously, and the difficulty in the layout of the draft sill during bogie construction timing is reduced.
In some embodiments of the present invention, the first draft sill body 5 includes a first vertical plate 501, a first top plate 502, and a first bottom plate 503, and the first top plate 502 and the first bottom plate 503 are respectively connected to both sides of the first vertical plate 501 in the height direction. The second draft sill body 6 includes a second vertical plate 601, a second top plate 602, and a second bottom plate 603, and the second top plate 602 and the second bottom plate 603 are respectively connected to two sides of the second vertical plate 601 along the height direction. The structural form of the first draft sill body 5 and the second draft sill body 6 can improve the overall structural strength of the draft sill body.
Specifically, the first top plate 502 and the first bottom plate 503 are parallel to each other, and the first upright plate 501 is perpendicular to the first top plate 502 and the first bottom plate 503, respectively. Second top plate 602 and second bottom plate 603 are parallel to each other, and second upright plate 601 is perpendicular to second top plate 602 and second bottom plate 603, respectively. The axes of first vertical plate 501, second vertical plate 601 and central pin bushing installation cylinder 1 are in the same vertical plane. A vertical connecting line between the center of the longitudinal stopping portion 3 and the axis of the central pin bush mounting cylinder 1 is perpendicular to the first vertical plate 501. The structural form of the first traction beam body 5, the second traction beam body 6, the central pin bushing installation cylinder 1 and the longitudinal stopping portion 3 is not only more compact and reasonable in structure of the traction beam, but also improves the structural strength of the traction beam.
Specifically, the two vertical stopping portions 4 are a first vertical stopping portion 41 and a second vertical stopping portion 42, respectively, and an acute angle can be formed between a vertical connecting line between the center of the first vertical stopping portion 41 and the axis of the center pin bush mounting barrel 1 and the first vertical plate 501. An acute angle can be formed between a vertical connecting line between the second vertical stopping portion 42 and the axis of the central pin bush mounting cylinder 1 and the second vertical plate 601, so that two vertical stopping portions 4 are obliquely and symmetrically arranged relative to the central pin bush mounting cylinder 1, and the tilting risk of the whole traction beam during hoisting is reduced.
Specifically, a first end of the first top plate 502, a first end of the first bottom plate 503, and a first end of the first vertical plate 501 are respectively in arc transition connection with an outer sidewall of the center pin bush mounting tube 1. The first end of the second top plate 602, the first end of the second bottom plate 603 and the first end of the second vertical plate 601 are respectively in arc transition connection with the outer side wall of the center pin bush mounting cylinder 1. The second end of the first top plate 502, the second end of the first bottom plate 503 and the second end of the first vertical plate 501 are respectively and correspondingly connected with one of the transverse stop mounting portions 2, and the second end of the second top plate 602, the second end of the second bottom plate 603 and the second end of the second vertical plate 601 are respectively and correspondingly connected with the other transverse stop mounting portion 2. The structure setting mode can ensure that the connection among the central pin bush mounting cylinder 1, the first traction beam body 5, the second traction beam body 6 and the two transverse stopping mounting parts 2 is more stable and reliable, and the structural strength of the traction beam is further improved.
In some embodiments of the invention, the draft sill further includes two first draft rubber pile mounts 7 symmetrically mounted on the first draft sill body 5 and two second draft rubber pile mounts 8 symmetrically mounted on the second draft sill body 6. Through setting up first traction rubber heap mount pad 7 and second traction rubber heap mount pad 8 for install respectively and pull the rubber heap, thereby realize pulling the integrated installation of rubber heap on the draw beam, further optimized the structure of draw beam.
Wherein, first riser 501 is equipped with first rectangle mounting groove 5011, and two first traction rubber heap mount pads 7 are all installed in first rectangle mounting groove 5011, and two first traction rubber heap mount pads 7 are in the relative both sides of first riser 501 respectively, and the center of each first traction rubber heap mount pad 7 is equipped with first traction rubber heap mounting hole 701 respectively, and two first traction rubber heap mounting holes 701 link up each other. By providing a first rectangular mounting slot 5011 on first riser 501 for locating the floor assembly of the rubber traction stack. The center of each first traction rubber pile mounting seat 7 is provided with a first traction rubber pile mounting hole 701 respectively, wherein the first traction rubber pile mounting holes 701 are round holes, and the two first traction rubber pile mounting holes 701 are communicated with each other and are used for being matched with a cylindrical boss of a traction rubber pile.
The second vertical plate 601 is provided with a second rectangular mounting groove 6011, the two second traction rubber pile mounting seats 8 are mounted in the second rectangular mounting groove 6011, the two second traction rubber pile mounting seats 8 are respectively located on two opposite sides of the second vertical plate 601, the center of each second traction rubber pile mounting seat 8 is provided with a second traction rubber pile mounting hole 801, and the two second traction rubber pile mounting holes 801 are communicated with each other. The second rectangular mounting groove 6011 is provided on the second vertical plate 601 for positioning the bottom plate assembly of the traction rubber pile. The centers of the second traction rubber pile mounting seats 8 are respectively provided with second traction rubber pile mounting holes 801, wherein the second traction rubber pile mounting holes 801 are round holes, and the two second traction rubber pile mounting holes 801 are communicated with each other and are used for being matched with cylindrical bosses of traction rubber piles for mounting.
Specifically, the corners of the first rectangular mounting slot 5011 are respectively rounded, which not only facilitates processing, but also reduces stress concentration. Each corner of the second rectangular mounting groove 6011 is respectively provided with a rounded chamfer, which not only facilitates processing, but also reduces stress concentration.
In some embodiments of the present invention, the draft sill further includes a lateral damper mount 9, the lateral damper mount 9 being disposed at the bottom of the first floor 503 or the bottom of the second floor 603. The transverse shock absorber mounting seat 9 is used for mounting the transverse shock absorber, so that the transverse shock absorber is integrally mounted on the towing beam, and the structure of the towing beam is further optimized.
The transverse shock absorber mounting seat 9 includes a mounting seat body 901 and two mounting ends 902, the mounting seat body 901 is connected to the first bottom plate 503 or the second bottom plate 603, and the upper ends of the two mounting ends 902 are respectively connected to two ends of the mounting seat body 901, so that a U-shaped structure with a downward opening is formed between the mounting seat body 901 and the two mounting ends 902. Each of the mounting ends 902 is provided with a lateral damper mounting hole 903, the axial direction of the lateral damper mounting hole 903 is parallel to the first upright plate 501, and the axial direction of the lateral damper mounting hole 903 is perpendicular to the axial direction of the center pin bush mounting tube 1. That is, the transverse damper mounting seat 9 is configured to have a U-shaped structure with a downward opening, and the mounting ends 902 are respectively provided with the transverse damper mounting holes 903, so that the transverse damper can be conveniently assembled and fixed on the trailing beam.
In some embodiments of the present invention, each lateral stop mount 2 includes a vertically disposed lateral stop mounting plate 201, and the two lateral stop mounting plates 201 are parallel to each other. Wherein, each transverse stopping mounting plate 201 is provided with a plurality of transverse stopping mounting holes 202, and each transverse stopping mounting hole 202 is arranged at intervals along the axial direction of the central pin bush mounting cylinder 1. Wherein, the transverse stopping mounting holes 202 can adopt bolt holes, thereby facilitating the installation of the transverse stopping device on the transverse stopping mounting plate 201 through bolts.
In some embodiments of the present invention, each longitudinal stop portion 3 includes a longitudinal stop block 301, an end of the longitudinal stop block 301 facing away from the center pin bushing mounting barrel 1 is a vertically disposed stop plane 302, and the stop planes 302 of the two longitudinal stop blocks 301 are parallel to each other. Wherein, a connecting line between the centers of the two stop planes 302 is vertically crossed with the axis of the central pin sleeve mounting barrel 1. Wherein the stop plane 302 of each longitudinal stop block 301 is adapted to cooperate with a longitudinal stop seat on a frame in the bogie, thereby acting as a longitudinal stop structure for the bogie.
In some embodiments of the present invention, each vertical stopping portion 4 includes a vertical stopping boss 401, each vertical stopping boss 401 is respectively provided with a plurality of vertical stopping mounting holes 402, the plurality of vertical stopping mounting holes 402 are arranged at intervals along the length direction of the draft sill body, and the axis of each vertical stopping mounting hole 402 is parallel to the axis of the center pin bushing mounting tube 1. By arranging the vertical stop mounting hole 402 on the vertical stop boss 401, the vertical stop boss is convenient to be matched with a vertical stop seat on a frame in the bogie for mounting, and further serves as a vertical stop structure of the bogie.
In some embodiments of the present invention, the upper ends of the two lateral stop mounting plates 201 are correspondingly connected to the upper surface of the first top plate 502 and the upper surface of the second top plate 602 through the first rib 10, and the lower ends of the two lateral stop mounting plates 201 are correspondingly connected to the first bottom plate 503 and the second bottom plate 603 through the second rib (not shown). Through setting up first deep floor 10 and second deep floor, can make the connection between horizontal backstop mounting panel 201 and the draft sill body more stable, reliable, further improved the structural strength of draft sill.
The embodiment of the invention also provides a central traction device which comprises the traction beam of the embodiment. Because the central traction device is provided with the traction beam of the embodiment, the central traction device has all the advantages of the traction beam, the structure of the central traction device is optimized, and the use performance of the central traction device is improved.
The embodiment of the invention also provides a bogie which comprises the central traction device of the embodiment. Because the bogie is provided with the central traction device of the embodiment, the bogie has all the advantages of the central traction device, the structure of the bogie is optimized, and the use performance of the bogie is improved.
The embodiment of the invention also provides a railway vehicle which comprises the bogie of the embodiment. Because this rail vehicle is provided with the bogie of above-mentioned embodiment for this rail vehicle has above-mentioned bogie's whole advantage, has not only optimized rail vehicle's structure, has improved rail vehicle's performance moreover.
The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.
Claims (13)
1. A draft sill, comprising:
a central pin bushing mounting barrel;
the first end of the first traction beam body and the first end of the second traction beam body are respectively and correspondingly connected with the outer walls of the two opposite sides of the central pin bush mounting cylinder;
the two transverse stopping installation parts are correspondingly connected with the second end of the first traction beam body and the second end of the second traction beam body respectively;
the two longitudinal stopping parts are correspondingly arranged on the outer walls of the two opposite sides of the central pin sleeve mounting barrel, and each longitudinal stopping part is respectively positioned between the first traction beam body and the second traction beam body;
the two vertical stopping parts are correspondingly arranged on the outer walls of the two opposite sides of the central pin bush mounting barrel, each vertical stopping part is correspondingly arranged below each longitudinal stopping part, one vertical stopping part is arranged at the position, close to the first traction beam body, on the central pin bush mounting barrel, and the other vertical stopping part is arranged at the position, close to the second traction beam body, on the central pin bush mounting barrel.
2. The draft sill according to claim 1, wherein the first draft sill body includes a first upright plate, a first top plate and a first bottom plate, and the first top plate and the first bottom plate are respectively connected to two sides of the first upright plate in the height direction; the second traction beam body comprises a second vertical plate, a second top plate and a second bottom plate, and the second top plate and the second bottom plate are respectively and correspondingly connected with the two sides of the second vertical plate in the height direction.
3. The draft sill according to claim 2, wherein said first top plate and said first bottom plate are parallel to each other, and said first riser is perpendicular to said first top plate and said first bottom plate, respectively; the second top plate and the second bottom plate are parallel to each other, and the second vertical plate is perpendicular to the second top plate and the second bottom plate respectively; the axes of the first vertical plate, the second vertical plate and the central pin bush mounting cylinder are positioned on the same vertical plane; and a vertical connecting line between the center of the longitudinal stopping part and the axis of the central pin sleeve mounting cylinder is vertical to the first vertical plate.
4. The draft sill according to claim 3, wherein said two vertical stops are a first vertical stop and a second vertical stop, respectively, said first vertical stop being disposed on said center pin bushing mounting tube proximate to said first riser, said second vertical stop being disposed on said center pin bushing mounting tube proximate to said second riser.
5. The draft sill according to claim 2, wherein said first end of said first top plate, said first end of said first bottom plate and said first end of said first riser are respectively in arc transition with said outer sidewall of said center pin bushing mounting sleeve; the first end of the second top plate, the first end of the second bottom plate and the first end of the second vertical plate are in arc transition connection with the outer side wall of the central pin sleeve mounting cylinder respectively.
6. The draft sill of claim 2, further including two symmetrically disposed first draft rubber pile mounts and two symmetrically disposed second draft rubber pile mounts;
the first vertical plate is provided with a first rectangular mounting groove, the two first traction rubber pile mounting seats are mounted in the first rectangular mounting groove, the two first traction rubber pile mounting seats are respectively positioned at two opposite sides of the first vertical plate, the center of each first traction rubber pile mounting seat is respectively provided with a first traction rubber pile mounting hole, and the two first traction rubber pile mounting holes are communicated with each other; each corner of the first rectangular mounting groove is respectively provided with a round chamfer;
the second vertical plate is provided with a second rectangular mounting groove, the two second traction rubber pile mounting seats are mounted in the second rectangular mounting groove and are respectively positioned at two opposite sides of the second vertical plate, the center of each second traction rubber pile mounting seat is respectively provided with a second traction rubber pile mounting hole, and the two second traction rubber pile mounting holes are communicated with each other; and each corner of the second rectangular mounting groove is respectively provided with a round chamfer.
7. The draft sill according to claim 2, further comprising a lateral shock absorber mount provided to a bottom of said first bottom plate or a bottom of said second bottom plate;
the transverse shock absorber mounting seat comprises a mounting seat body and two mounting ends, the mounting seat body is connected with the traction beam body, and the upper ends of the two mounting ends are respectively and correspondingly connected with the two ends of the mounting seat body, so that a U-shaped structure with a downward opening is formed between the mounting seat body and the two mounting ends; and each mounting end is provided with a transverse shock absorber mounting hole, the axial direction of each transverse shock absorber mounting hole is parallel to the first vertical plate, and the axial direction of each transverse shock absorber mounting hole is perpendicular to the axial direction of the central pin sleeve mounting cylinder.
8. The draft sill according to any one of claims 1 to 7, wherein each of said lateral stop mounts includes a vertically disposed lateral stop mounting plate, both said lateral stop mounting plates being parallel to each other; and a plurality of transverse stopping mounting holes are respectively formed in each transverse stopping mounting plate, and are arranged at intervals along the axial direction of the central pin sleeve mounting cylinder.
9. The draft sill according to any one of claims 1 to 7, wherein each of said longitudinal stops includes a longitudinal stop block, an end of said longitudinal stop block facing away from said center pin sleeve mounting sleeve being a vertically disposed stop plane, said stop planes being parallel to each other.
10. The draft sill according to any one of claims 1 to 7, wherein each of the vertical stoppers includes a vertical stopper boss, each of the vertical stopper bosses has a plurality of vertical stopper mounting holes, the vertical stopper mounting holes are spaced apart from each other along a longitudinal extension direction of the draft sill body, and an axis of each of the vertical stopper mounting holes is parallel to an axis of the center pin bushing mounting cylinder.
11. A central pulling apparatus, comprising: a trailing beam according to any one of claims 1 to 10.
12. A bogie, comprising: the central pulling apparatus of claim 11.
13. A rail vehicle, comprising: a bogie as claimed in claim 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010949832.3A CN112026838B (en) | 2020-09-10 | 2020-09-10 | Draw beam, central traction device, bogie and rail vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010949832.3A CN112026838B (en) | 2020-09-10 | 2020-09-10 | Draw beam, central traction device, bogie and rail vehicle |
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| CN112026838B CN112026838B (en) | 2021-11-12 |
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| CN112026838B (en) | 2021-11-12 |
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