Single-pull-rod central traction device for bogie, bogie and railway vehicle
阅读说明:本技术 转向架用单拉杆中央牵引装置、转向架及轨道车辆 (Single-pull-rod central traction device for bogie, bogie and railway vehicle ) 是由 张雪平 张会杰 张月军 张雄飞 李天一 于 2020-07-22 设计创作,主要内容包括:本发明涉及轨道车辆中央牵引装置领域,提供转向架用单拉杆中央牵引装置、转向架及轨道车辆。包括牵引销座、垂向止挡及牵引拉杆;牵引销座包括车体枕梁连接座;一对横向止挡挡板,相对设于车体枕梁连接座的横向两侧,一个横向止挡挡板的底部形成横向减振器安装座;牵引拉杆安装座,包括沿车体枕梁连接座的纵向一侧间隔设置的一对牵引拉杆安装支座;一对垂向止挡安装座,形成在每个牵引拉杆安装支座的底部;一对垂向止挡分别固定连接在一对垂向止挡安装座上,止挡端均朝向车体枕梁连接座的纵向且朝向相反;一根牵引拉杆连接在一对牵引拉杆安装支座与转向架构架上。本发明能够解决现有单拉杆牵引装置占用空间大而导致在转向架中安装困难的问题。(The invention relates to the field of central traction devices of railway vehicles, and provides a single-pull-rod central traction device for a bogie, the bogie and a railway vehicle. Comprises a traction pin seat, a vertical stop and a traction pull rod; the traction pin seat comprises a vehicle body sleeper beam connecting seat; the pair of transverse stopping baffles are oppositely arranged at the two transverse sides of the connecting seat of the sleeper beam of the vehicle body, and the bottom of one transverse stopping baffle forms a transverse shock absorber mounting seat; the traction pull rod mounting seat comprises a pair of traction pull rod mounting supports which are arranged at intervals along one longitudinal side of the car body sleeper beam connecting seat; a pair of vertical stop mounting seats formed at the bottom of each traction pull rod mounting support; the pair of vertical stopping blocks are respectively and fixedly connected to the pair of vertical stopping block mounting seats, and the stopping ends face to the longitudinal direction of the vehicle body sleeper beam connecting seat and are opposite in direction; a traction pull rod is connected to a pair of traction pull rod mounting supports and the bogie frame. The invention can solve the problem that the existing single-pull-rod traction device is difficult to install in a bogie due to large occupied space.)
1. A single-pull-rod central traction device for a bogie is characterized by comprising a traction pin seat, a pair of vertical backstops and a traction pull rod; the kingpin boss includes:
a car body sleeper beam connecting seat;
the pair of transverse stopping baffles are oppositely arranged at the two transverse sides of the car body sleeper beam connecting seat, and a transverse shock absorber mounting seat is formed at the bottom of one transverse stopping baffle;
the traction pull rod mounting seat comprises a pair of traction pull rod mounting supports which extend downwards along one longitudinal side of the car body sleeper beam connecting seat and are arranged side by side at intervals, and the pair of traction pull rod mounting supports are positioned between the pair of transverse stopping baffles;
a pair of vertical stop mounting seats formed at the bottom of each traction pull rod mounting seat;
the pair of vertical stopping blocks are respectively and fixedly connected to the pair of vertical stopping block mounting seats, and the stopping ends of the pair of vertical stopping blocks face the longitudinal direction of the vehicle body sleeper beam connecting seat and are opposite in direction;
one end of the traction pull rod is connected to the pair of traction pull rod mounting supports, and the other end of the traction pull rod is connected to the bogie frame.
2. The single-pull-rod central traction device for the bogie according to claim 1, wherein the traction pull rod mounting support is a vertical rib plate, the vertical stopping mounting support comprises a connecting plate and a vertical stopping plate, the connecting plate is vertically connected to the bottom of the vertical rib plate, and the vertical stopping plate is vertically connected to the bottom of the connecting plate.
3. The single-rod central draft gear for trucks according to claim 2, wherein each of said pair of vertical stop plates is formed by horizontally bending the bottom of said web toward the same side of said web.
4. The single-pull-rod central traction device for the bogie according to claim 2, wherein the thickness of the connecting plate is smaller than that of the vertical rib plate, one side of the connecting plate close to the vertical stop plate is in transitional connection with the corresponding side of the vertical rib plate, and one side of the connecting plate back to the vertical stop plate is connected to the bottom surface of the vertical rib plate and forms a step shape with the corresponding side of the vertical rib plate.
5. The single-pull-rod central traction device for the bogie according to claim 2, wherein the vertical rib plate, the connecting plate and the vertical stopper plate are integrally formed; each vertical stop plate is provided with a mounting hole, the mounting hole is perpendicular to the surface of the vertical stop plate, a pair of traction pull rod mounting supports are provided with through holes, and the through holes are perpendicular to the surface of the vertical rib plate.
6. The single-rod central traction apparatus for a bogie as recited in claim 1, wherein a reinforcing rib is connected between a pair of said traction-rod mounting brackets and the adjacent said transverse stopping baffle, and said traction-rod mounting brackets and said transverse stopping baffle are connected as a whole by said reinforcing rib.
7. The single-rod central traction apparatus for a bogie as recited in claim 1, wherein said body bolster attachment seat comprises a horizontally extending horizontal seat plate, a central pin protruding upward is disposed in the middle of said horizontal seat plate, and a row of attachment holes are disposed on each of the longitudinal sides of said body bolster attachment seat on the surface of said horizontal seat plate.
8. The single-rod center draft gear for a bogie according to claim 7, wherein said horizontal seat plate is provided with lightening holes at opposite sides of said kingpin axis.
9. The single-rod central draft gear for a bogie according to any one of claims 1 to 8, wherein said body bolster attachment seat, said lateral stop fence, said lateral damper mount, said draft link mount and said vertical stop mount are integrally cast as a single-piece draft pin boss.
10. A bogie comprises a framework, the framework comprises a pair of cross beams arranged at intervals along the transverse direction and a pair of side beams connected with the cross beams and arranged at intervals along the longitudinal direction, characterized in that it further comprises a pair of lateral stops and a single-tie rod central traction device for bogies according to any one of claims 1 to 9, the bogie single-pull-rod central traction device is arranged between a pair of cross beams, a pair of traction pull rod mounting supports are arranged close to one of the cross beams, a traction pull rod seat is arranged at the corresponding position of the other cross beam, one end of the traction pull rod penetrates between the pair of traction pull rod mounting supports and is mounted on the pair of traction pull rod mounting supports through a first rotating pin shaft, the other end of the traction pull rod is connected with the traction pull rod seat through a second rotating pin shaft, and the traction pull rod is arranged above the pair of cross beams after being installed;
a pair of said transverse stops are mounted between a pair of said cross members, and a pair of said transverse stop guards are located between a pair of said transverse stops, each of said transverse stops facing a respective side of said transverse stop guard.
11. The bogie of claim 10, wherein a pair of the vertical stops are oppositely facing and are respectively facing the cross beams on the adjacent sides, and each cross beam is provided with a vertical stop boss at a corresponding position, the vertical stops are matched with the vertical stop bosses, and a gap is vertically reserved between the vertical stops and the vertical stop bosses.
12. The bogie according to claim 10, further comprising a transverse shock absorber, one end of the transverse shock absorber being connected to the transverse shock absorber mounting seat, the other end of the transverse shock absorber being connected to an inner side of the side sill on an adjacent side, the transverse shock absorber being mounted below the cross member.
13. A rail vehicle, characterized in that a single-tie rod central traction arrangement for a bogie as claimed in any one of claims 1 to 9 or a bogie as claimed in any one of claims 10 to 12 is installed.
Technical Field
The invention relates to the technical field of central traction devices of railway vehicles, in particular to a single-pull-rod central traction device for a bogie, the bogie and a railway vehicle.
Background
The existing central traction devices applied to the railway vehicle bogie are various and generally divided into a Z-shaped double-pull-rod traction device and a single-pull-rod traction device. The Z-shaped double-pull-rod traction device comprises a traction pin seat and a traction beam, one end of the double-pull-rod is connected to the traction beam, and the other end of the double-pull-rod is connected to a framework. In the single-pull-rod traction device, a traction beam is generally cancelled, one end of a traction pull rod is directly connected with a traction pin seat, and the other end of the traction pull rod is connected to a framework. The existing single-pull-rod traction device is generally in a low-level pull rod installation mode, the installation space is relatively large, and the structural requirements of a bogie with short bottom limit and small wheelbase cannot be met.
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 single-pull-rod central traction device for a bogie, which solves the technical problem that the existing single-pull-rod central traction device is difficult to install in the bogie due to large occupied space.
The invention further provides the bogie.
The invention further provides the railway vehicle.
According to the embodiment of the first aspect of the invention, the single-pull-rod central traction device for the bogie comprises a traction pin seat, a pair of vertical stopping blocks and a traction pull rod; the kingpin boss includes:
a car body sleeper beam connecting seat;
the pair of transverse stopping baffles are oppositely arranged at the two transverse sides of the car body sleeper beam connecting seat, and a transverse shock absorber mounting seat is formed at the bottom of one transverse stopping baffle;
the traction pull rod mounting seat comprises a pair of traction pull rod mounting supports which extend downwards along one longitudinal side of the car body sleeper beam connecting seat and are arranged side by side at intervals, and the pair of traction pull rod mounting supports are positioned between the pair of transverse stopping baffles;
a pair of vertical stop mounting seats formed at the bottom of each traction pull rod mounting seat;
the pair of vertical stopping blocks are respectively and fixedly connected to the pair of vertical stopping block mounting seats, and the stopping ends of the pair of vertical stopping blocks face the longitudinal direction of the vehicle body sleeper beam connecting seat and are opposite in direction;
one end of the traction pull rod is connected to the pair of traction pull rod mounting supports, and the other end of the traction pull rod is connected to the bogie frame.
According to one embodiment of the invention, the traction pull rod mounting support is a vertical rib plate, the vertical stop mounting support comprises a connecting plate and a vertical stop plate, the connecting plate is vertically connected to the bottom of the vertical rib plate, and the vertical stop plate is vertically connected to the bottom of the connecting plate.
According to one embodiment of the invention, each of the pair of vertical stop plates is formed by horizontally bending the bottom of the connecting plate towards the same side of the connecting plate.
According to one embodiment of the invention, the thickness of the connecting plate is smaller than that of the vertical rib plate, one side of the connecting plate close to the vertical stop plate is in transitional connection with the corresponding side of the vertical rib plate, and one side of the connecting plate back to the vertical stop plate is connected to the bottom surface of the vertical rib plate and forms a step shape with the corresponding side of the vertical rib plate.
According to one embodiment of the invention, the vertical rib plate, the connecting plate and the vertical stop plate are integrally formed; each vertical stop plate is provided with a mounting hole, the mounting hole is perpendicular to the surface of the vertical stop plate, a pair of traction pull rod mounting supports are provided with through holes, and the through holes are perpendicular to the surface of the vertical rib plate.
According to one embodiment of the invention, a reinforcing rib is connected between a pair of the traction pull rod mounting supports and the adjacent transverse stop baffle, and the traction pull rod mounting supports and the transverse stop baffle are connected into a whole through the reinforcing rib.
According to one embodiment of the invention, the vehicle body sleeper beam connecting seat comprises a horizontal seat plate extending horizontally, a central pin shaft protruding upwards is arranged in the middle of the horizontal seat plate, and a row of connecting holes are respectively formed in the plate surface of the horizontal seat plate, which is located on the two longitudinal sides of the vehicle body sleeper beam connecting seat.
According to one embodiment of the invention, the horizontal seat plate is provided with lightening holes at two opposite sides of the central pin shaft.
According to one embodiment of the invention, the body bolster connecting seat, the transverse stop baffle, the transverse damper mounting seat, the traction pull rod mounting support and the vertical stop mounting seat are integrally cast and formed into an integral traction pin seat.
A bogie according to an embodiment of a second aspect of the present invention includes a frame including a pair of cross members arranged at a spacing in a lateral direction and a pair of side members connected to the cross members arranged at a spacing in a longitudinal direction; the bogie single-pull-rod central traction device is arranged between a pair of cross beams, a pair of traction pull-rod mounting supports are arranged close to one cross beam, a traction pull-rod seat is arranged at the corresponding position of the other cross beam, one end of a traction pull rod penetrates between the pair of traction pull-rod mounting supports and is mounted on the pair of traction pull-rod mounting supports through a first rotating pin shaft, the other end of the traction pull rod is connected with the traction pull-rod seat through a second rotating pin shaft, and the traction pull rod is positioned above the pair of cross beams after being mounted;
a pair of said transverse stops are mounted between a pair of said cross members, and a pair of said transverse stop guards are located between a pair of said transverse stops, each of said transverse stops facing a respective side of said transverse stop guard.
According to one embodiment of the invention, the vertical stopping bosses are arranged at the corresponding positions of the cross beams, and are matched with the vertical stopping bosses, and a gap is reserved between the vertical stopping bosses and the vertical stopping bosses in the vertical direction.
According to one embodiment of the invention, the vehicle body further comprises a transverse damper, one end of the transverse damper is connected with the transverse damper mounting seat, the other end of the transverse damper is connected to the inner side of the side beam on the adjacent side, and the transverse damper is arranged below the cross beam after being mounted.
A railway vehicle according to an embodiment of the third aspect of the invention is fitted with a single-tie rod central traction device or bogie as described above for a bogie.
One or more technical solutions in the embodiments of the present invention have at least one of the following technical effects:
compared with the traditional central traction device, the single-pull-rod central traction device for the bogie and the bogie have the advantages that the structure is simple and compact, the occupied space is small, the functions are complete, the weight of the bogie is reduced, technological assembly and other means are easy to realize, and the problems of tension in the installation space of the traction pin base and difficulty in installation caused by the reasons of tension in bottom limitation of the bogie, small axle distance and the like can be effectively solved.
The railway vehicle provided by the embodiment of the invention has all the advantages of the single-pull-rod central traction device or the bogie for the bogie due to the installation of the single-pull-rod central traction device or the bogie for the bogie, and the description is omitted.
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
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of an angle of a single tie rod central draft gear for a truck according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of an embodiment of the present invention showing an angle of a single-rod central traction apparatus for a bogie without a traction rod;
FIG. 3 is a schematic perspective view of another angle of a single-tie rod central draft gear for a bogie according to an embodiment of the present invention without a draft link;
FIG. 4 is a schematic perspective view of a single-tie rod central draft gear for a bogie according to an embodiment of the present invention, shown from a further angle without a draft link;
FIG. 5 is a schematic perspective view of an angle at which a single-rod central traction device for a bogie according to an embodiment of the present invention is mounted on a frame;
FIG. 6 is a schematic bottom view of a single-rod central draft gear for a truck according to an embodiment of the present invention mounted on a frame;
fig. 7 is a top view of a truck with a single-rod center hitch mounted on a frame in accordance with an embodiment of the present invention.
Reference numerals:
1-center pin shaft, 2-traction pull rod installation seat, 21-traction pull rod installation support seat, 22-through hole, 3-vertical stop installation seat, 31-connecting plate, 32-vertical stop plate, 33-installation hole, 4-transverse shock absorber installation seat, 5-transverse stop baffle, 6-car body sleeper beam connection seat, 7-reinforcing rib, 8-lightening hole, 9-traction pull rod, 91-first rotating pin shaft, 92-second rotating pin shaft, 10-vertical stop, 11-cross beam, 111-traction pull rod seat, 12-side beam, 13-transverse shock absorber, 14-transverse stop and 15-vertical stop boss.
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 to 4, in a first aspect, a single-rod central traction apparatus for a bogie according to an embodiment of the present invention (hereinafter referred to as a traction apparatus for short) mainly includes a traction pin base composed of a car body
It should be noted that the towing pin seat is installed between a pair of
Specifically, automobile body sleeper
When the vehicle body sleeper
Specifically, the pair of lateral stopper fences 5 are provided oppositely on both lateral sides of the body bolster
It will be appreciated that a pair of transverse stop baffles 5 extend downwardly along opposite sides of the horizontal base. In order to ensure sufficient connection strength, the width of the connection part of the transverse stop baffle 5 and the side edge of the horizontal base body is matched with the length of the side edge of the horizontal base body, and for the convenience of description, the transverse stop baffle 5 is referred to as a first section. Along with horizontal backstop baffle 5 downwardly extending, the width of horizontal backstop baffle 5 narrows down to the less installation distance between two
Further, the bottom of one of the transverse stop baffles 5 is formed with a transverse damper mounting seat 4 for mounting a
Specifically, the traction pull rod mounting seat 2 comprises a pair of traction pull rod mounting supports 21 which extend downwards along one longitudinal side of the car body sleeper
Specifically, a pair of vertical backstop mount pads 3 form in the bottom of every traction pull
The pair of vertical stopping
One end of a
The invention has simple and compact structure and complete functions, reduces the weight of the traction device, is easy to realize means such as process assembly and the like, and can effectively solve the problems of tension in the installation space and difficulty in installation of the traction device caused by the reasons of tension in the bottom limit of the bogie, smaller wheel base and the like.
According to one embodiment of the invention, the towing pull
Specifically, vertical backstop mount pad 3 includes connecting
According to an embodiment of the present invention, the pair of
According to an embodiment of the invention, the thickness of the connecting
Further, will pull
This embodiment directly sets up through-
For ease of manufacture, according to one embodiment of the invention, the vertical webs, the
Specifically, in this embodiment, the mounting hole 33 is perpendicular to the surface of the
According to one embodiment of the invention, the reinforcing
In addition, according to one embodiment of the invention, the weight reduction holes 8 are formed in the horizontal seat plate and located on two opposite sides of the center pin shaft 1, so that the overall weight reduction of the traction device is facilitated.
According to one embodiment of the invention, the vehicle body sleeper
Moreover, the integrated traction pin seat fully utilizes the limited space between the bogie beams 11, and integrates the structures of the traction pull rod mounting seat 2, the transverse shock absorber mounting seat 4, the transverse stopping baffle 5, the vehicle body sleeper
In a second aspect, as shown in fig. 5 to 7, a bogie according to an embodiment of the present invention includes a frame including a pair of
Specifically, the traction device is installed between a pair of
It should be introduced here that both ends of the pulling
One end of the traction pull
Specifically, a pair of lateral stops 14 are mounted between the pair of cross beams 11, for example, a pair of mounting seats is provided between the pair of cross beams 11 across the pair of cross beams 11, the pair of lateral stops 14 are respectively mounted on the mounting seats, the lateral stop baffle 5 is located between the pair of lateral stops 14, each
According to an embodiment of the present invention, as shown in fig. 6, a pair of
In addition, the integral hoisting structure and the vertical stopping
According to an embodiment of the invention, as shown in fig. 7, the
In a third aspect, a railway vehicle according to an embodiment of the present invention, which is equipped with a kingpin boss or bogie as described above, has all the advantages of the kingpin boss or bogie as described above, and will not be described herein again.
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.
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