CN112026839A - Draw beam, central traction device, bogie and rail vehicle - Google Patents
Draw beam, central traction device, bogie and rail vehicle Download PDFInfo
- Publication number
- CN112026839A CN112026839A CN202010949071.1A CN202010949071A CN112026839A CN 112026839 A CN112026839 A CN 112026839A CN 202010949071 A CN202010949071 A CN 202010949071A CN 112026839 A CN112026839 A CN 112026839A
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- mounting
- draft sill
- traction
- vertical
- bogie
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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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G9/00—Draw-gear
- B61G9/20—Details; Accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
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. This draw beam includes draw beam body, two horizontal backstop installation departments, two vertical backstop portions and two vertical backstop portions, two horizontal backstop installation department correspond install in the both ends that the length direction extends are followed to the draw beam body, two vertical backstop portion correspond install in the draw beam body is along the both sides of thickness direction. The invention realizes the integrated installation of the transverse stopping block, the longitudinal stopping block and the vertical stopping block on the towing beam, so that the towing beam has a more compact and reasonable structure, the installation space is greatly reduced, the multifunctional installation interface requirement of the bogie and the space limitation area requirement of the bogie can be simultaneously met, and the layout difficulty of the towing beam during bogie construction is reduced.
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 the railway vehicle bogie mainly comprises a traction pin, a traction beam, a traction pull rod and the like, is used for bearing traction force and braking force, bearing the impact of the bogie relative to a vehicle body and meeting the requirement of relative movement between the vehicle body and the bogie.
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 trailing beam body;
the two transverse stopping installation parts are correspondingly installed at two ends of the traction beam body extending along the length direction;
the two longitudinal stopping parts are correspondingly arranged on two sides of the traction beam body along the thickness direction;
the two vertical stopping parts are correspondingly arranged on two sides of the traction beam body along the thickness direction, and each vertical stopping part is correspondingly arranged below each longitudinal stopping part.
According to one embodiment of the invention, the towing beam further comprises a central pin bush mounting cylinder arranged in the towing beam body, the central pin bush mounting cylinder penetrates through two side surfaces of the towing beam body along the height direction, and the axial direction of the central pin bush mounting cylinder is perpendicular to the length extending direction of the towing beam body.
According to an embodiment of the present invention, the two lateral stop mounting portions are symmetrically disposed on two opposite sides of the central pin bush mounting cylinder, the two longitudinal stop portions are symmetrically disposed on two opposite sides of the central pin bush mounting cylinder, and the two vertical stop portions are symmetrically disposed on two opposite sides of the central pin bush mounting cylinder.
According to one embodiment of the invention, the traction beam further comprises two traction rubber pile mounting parts arranged on the traction beam body, and the two traction rubber pile mounting parts are symmetrically arranged on two opposite sides of the central pin sleeve mounting barrel.
According to one embodiment of the invention, the traction beam body is provided with a rectangular mounting groove corresponding to the traction rubber pile mounting part; each traction rubber pile mounting part comprises two traction rubber pile mounting seats arranged in the rectangular mounting groove, the centers of the two traction rubber pile mounting seats are respectively provided with a traction rubber pile mounting hole, and the two traction rubber pile mounting holes are communicated with each other; and each corner of the rectangular mounting groove is respectively provided with a round chamfer.
According to one embodiment of the invention, the traction beam further comprises a transverse damper mounting seat arranged on the lower side surface of the traction beam body, wherein the transverse damper mounting seat is arranged below one traction rubber pile mounting part; 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, and the axial direction of each transverse shock absorber mounting hole is parallel to the length extension direction of the traction beam body.
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, each transverse stopping mounting hole is arranged at intervals along the height direction of the towing beam body, and the axis of each transverse stopping mounting hole is parallel to the length direction of the towing beam body.
According to one embodiment of the invention, each longitudinal stop comprises a longitudinal stop block, one end of the longitudinal stop block, which faces away from the towing beam body, is a vertically arranged stop plane, and the two stop 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, each vertical stopping mounting hole is arranged at intervals along the length direction of the traction beam body, and the axis of each vertical stopping mounting hole is perpendicular to the length direction of the traction beam body.
According to an embodiment of the present invention, a circular arc transition surface is disposed between each vertical stopper and each corresponding longitudinal stopper.
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, two transverse stopping installation parts are respectively arranged at two ends of the traction beam body extending along the length direction and are used for installing the transverse stopping devices; two longitudinal stopping parts are respectively arranged on two sides of the traction beam body in the thickness direction and can be used as longitudinal stopping structures of the bogie; through set up two vertical backstop portions respectively along thickness direction's both sides at the draft sill body to make each vertical backstop portion be in the below of vertical backstop portion, be used as the vertical backstop structure of bogie on the one hand, fix a position when on the other hand is used for pulling rubber heap equipment. Therefore, the traction beam of the embodiment of the invention realizes the integrated installation of the transverse stop, the longitudinal stop and the vertical stop on the traction beam, so that the traction beam has a more compact and reasonable structure, the installation space is greatly reduced, the multifunctional installation interface requirement of a bogie and the space limitation area requirement of the bogie can be simultaneously met, and the difficulty in the layout of the traction beam 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 schematic perspective top view of a draft sill provided in accordance with an embodiment of the present invention.
Reference numerals:
1: a trailing beam body; 101: a rectangular mounting groove; 102: rounding and chamfering;
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 central pin bushing mounting barrel;
6: a traction rubber pile mounting part; 601: a traction rubber pile mounting seat; 602: a traction rubber pile mounting hole;
7: a transverse shock absorber mounting base; 701: a mounting base body; 702: an installation end; 703: a transverse shock absorber mounting hole;
8: a circular arc transition surface.
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 draft sill body 1, two lateral stop mounting portions 2, two longitudinal stops 3, and two vertical stops 4.
Wherein, two horizontal backstop installation department 2 correspond and install the both ends that extend along length direction in the draw beam body 1. That is, the transverse stopping installation parts 2 are respectively arranged at the left end and the right end of the draft sill body 1 extending along the length direction, so that the transverse stopping devices are respectively installed at the left end and the right end of the draft sill body 1.
Wherein, two longitudinal stopping parts 3 are correspondingly arranged at two sides of the draft sill body 1 along the thickness direction. That is, by providing the longitudinal stoppers 3 on both front and rear sides of the draft sill body 1 extending in the thickness direction, respectively, it is possible to function as a longitudinal stopper structure of the bogie.
Wherein, two vertical backstop portions 4 are correspondingly installed in the both sides of draw beam body 1 along the thickness direction, and each vertical backstop portion 4 corresponds and sets up under each vertical backstop portion 3. That is, the vertical stopper portions 4 are respectively provided on the front and rear sides of the draft sill body 1 extending in the thickness direction, so that the draft sill can be used as a vertical stopper structure of a bogie on the one hand, and can be used for positioning when assembling a draft rubber pile on the other hand.
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 traction beam of the embodiment of the invention realizes the integrated installation of the transverse stop, the longitudinal stop and the vertical stop on the traction beam, so that the structure of the traction beam is more compact and reasonable, the installation space is greatly reduced, the multifunctional installation interface requirement of the bogie and the space limitation area requirement of the bogie are met simultaneously, and the difficulty of the layout of the traction beam during bogie construction timing is reduced.
In some embodiments of the present invention, the draft sill further includes a center pin bush mounting tube 5 provided in the draft sill body 1, the center pin bush mounting tube 5 penetrates both side surfaces of the draft sill body 1 in the height direction, and the axial direction of the center pin bush mounting tube 5 is perpendicular to the length extending direction of the draft sill body 1. That is, as shown in fig. 1 and 2, the center pin bush mounting cylinder 5 penetrates the upper and lower side surfaces of the draft sill body 1, and the center pin bush mounting cylinder 5 is provided at an intermediate position of the draft sill body 1. The central pin sleeve mounting barrel 5 is arranged on the traction beam body 1 and used for realizing integrated mounting of the central pin sleeve on the traction beam, so that the traction beam is not required to be provided with a traction pull rod seat, and the structure of the traction beam is further optimized.
Specifically, the center pin bush mounting cylinder 5 has a circular cross section, that is, the center pin bush mounting cylinder 5 has a cylindrical structure with both ends open.
Specifically, the two transverse stop mounting portions 2 are symmetrically arranged on two opposite sides of the central pin bush mounting barrel 5, and a central connecting line of the two transverse stop mounting portions 2 is perpendicularly intersected with an axis of the central pin bush mounting barrel 5. The two longitudinal stopping parts 3 are symmetrically arranged on two opposite sides of the central pin bush mounting barrel 5, the central connecting line of the two longitudinal stopping parts 3 is vertically crossed with the axis of the central pin bush mounting barrel 5, and the central connecting line of the two longitudinal stopping parts 3 is mutually vertical to the central connecting line of the two transverse stopping mounting parts 2. The two vertical stopping parts 4 are symmetrically arranged on two opposite sides of the central pin bush mounting barrel 5, the central connecting line of the two vertical stopping parts 4 is vertically crossed with the axis of the central pin bush mounting barrel 5, and the central connecting line of the two vertical stopping parts 4 is parallel to the central connecting line of the two longitudinal stopping parts 3.
In some embodiments of the invention, the draft sill further includes two draft rubber mass mounts 6 disposed on the draft sill body 1, the two draft rubber mass mounts 6 being symmetrically disposed on opposite sides of the center pin sleeve mounting tube 5. That is, as shown in fig. 1 and 2, two traction rubber pad mounting portions 6 are symmetrically provided on both left and right sides of the center pin bush mounting tube 5. Through setting up two and pull rubber heap installation parts 6 for the installation pulls the rubber heap.
Specifically, the draft sill body 1 is provided with a rectangular mounting groove 101 corresponding to the draft rubber pile mounting part 6. Each pulls rubber heap installation department 6 and all includes two rubber heap mount pads 601 that pull that set up in rectangle mounting groove 101, sets for and pulls roof beam body 1 and be the front and back both sides of rectangle mounting groove 101 along the relative both sides of thickness direction, then two pull rubber heap mount pads 601 and be located the front and back both sides of rectangle mounting groove 101 respectively, and two centers of pulling rubber heap mount pads 601 are equipped with respectively and pull rubber heap mounting hole 602, and two are pulled rubber heap mounting hole 602 and link up each other. The rectangular mounting groove 101 is formed in the traction beam body 1, and is used for positioning a bottom plate assembly of a traction rubber pile. The center of the traction rubber pile mounting base 601 is provided with a traction rubber pile mounting hole 602, wherein the traction rubber pile mounting hole 602 is a round hole and is used for being matched with a cylindrical boss of a traction rubber pile for mounting.
Specifically, the corners of the rectangular mounting groove 101 are respectively provided with a round chamfer 102, so that the processing is convenient, and the stress concentration is reduced.
Particularly, the thickness of the draft sill body 1 is gradually reduced from the middle to two ends, so that the arrangement of the central pin bush mounting cylinder 5, the two draft rubber pile mounting parts 6, the two transverse stopping mounting parts 2, the two longitudinal stopping parts 3 and the two vertical stopping parts 4 on the draft sill body 1 is convenient to realize, the structure of the draft sill is further optimized, and the strength of the draft sill is improved.
In some embodiments of the invention, the draft sill further includes a lateral damper mount 7 provided on the lower side surface of the draft sill body 1, the lateral damper mount 7 being provided below one of the draft rubber dome mounts 6. The transverse shock absorber mounting seat 7 is arranged on the towing beam body 1, and is used for achieving integrated mounting of the transverse shock absorber on the towing beam.
Specifically, the transverse damper mount 7 includes a mount body 701 and two mount ends 702, the mount body 701 is connected to the draft sill body 1, and the upper ends of the two mount ends 702 are respectively connected to two ends of the mount body 701, so that a U-shaped structure with a downward opening is formed between the mount body 701 and the two mount ends 702. Each of the mounting ends 702 is provided with a transverse damper mounting hole 703, and the axial direction of the transverse damper mounting hole 703 is parallel to the longitudinal extension direction of the trailing beam body 1. That is, the transverse damper mounting seat 7 is configured to have a U-shaped structure with a downward opening, and the mounting ends 702 are respectively provided with the transverse damper mounting holes 703, so that the transverse damper can be conveniently assembled and fixed on the draft sill body 1.
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. A plurality of transverse stopping mounting holes 202 are respectively formed in each transverse stopping mounting plate 201, each transverse stopping mounting hole 202 is arranged at intervals along the height direction of the draft sill body 1, and the axis of each transverse stopping mounting hole 202 is parallel to the length direction of the draft sill body 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 towing beam body 1 is a stop plane 302 arranged in a vertical direction, 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 stopping planes 302 is perpendicular to the length direction of the towing beam body 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, each vertical stopping mounting hole 402 is arranged at intervals along the length direction of the draft sill body 1, and the axis of each vertical stopping mounting hole 402 is perpendicular to the length direction of the draft sill body 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, a circular arc transition surface 8 is provided between each vertical stopper 4 and each corresponding longitudinal stopper 3. Namely, the two corresponding longitudinal stoppers 3 are in transitional connection with the vertical stopper 4 through the arc surface. This arrangement facilitates the assembly of the shim plate and the adjusting shim on the vertical stop 4.
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 trailing beam body;
the two transverse stopping installation parts are correspondingly installed at two ends of the traction beam body extending along the length direction;
the two longitudinal stopping parts are correspondingly arranged on two sides of the traction beam body along the thickness direction;
the two vertical stopping parts are correspondingly arranged on two sides of the traction beam body along the thickness direction, and each vertical stopping part is correspondingly arranged below each longitudinal stopping part.
2. The draft sill according to claim 1, further comprising a center pin bush mounting cylinder provided in said draft sill body, said center pin bush mounting cylinder penetrating both side surfaces of said draft sill body in a height direction, and an axial direction of said center pin bush mounting cylinder being perpendicular to a length extending direction of said draft sill body.
3. The draft sill according to claim 2, wherein two of said lateral stop mounts are symmetrically disposed on opposite sides of said center pin bushing mounting tube, two of said longitudinal stops are symmetrically disposed on opposite sides of said center pin bushing mounting tube, and two of said vertical stops are symmetrically disposed on opposite sides of said center pin bushing mounting tube.
4. The draft sill according to claim 2, further including two draft rubber mass mounts disposed on said draft sill body, said draft rubber mass mounts being symmetrically disposed on opposite sides of said center pin sleeve mounting tube.
5. The draft sill according to claim 4, wherein said draft sill body is provided with a rectangular mounting groove corresponding to said draft rubber pile mounting portion; each traction rubber pile mounting part comprises two traction rubber pile mounting seats arranged in the rectangular mounting groove, the centers of the two traction rubber pile mounting seats are respectively provided with a traction rubber pile mounting hole, and the two traction rubber pile mounting holes are communicated with each other; and each corner of the rectangular mounting groove is respectively provided with a round chamfer.
6. The draft sill according to claim 4, further comprising a lateral damper mount provided on an underside surface of said draft sill body, said lateral damper mount being disposed below one of said draft rubber stack mounts; 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, and the axial direction of each transverse shock absorber mounting hole is parallel to the length extension direction of the traction beam body.
7. The draft sill according to any one of claims 1 to 6, 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, each transverse stopping mounting hole is arranged at intervals along the height direction of the towing beam body, and the axis of each transverse stopping mounting hole is parallel to the length direction of the towing beam body.
8. A towing beam according to any one of claims 1 to 6, characterized in that each of said longitudinal stops comprises a longitudinal stop block, the end of said longitudinal stop block facing away from said towing beam body being a vertically arranged stop plane, the two stop planes being parallel to each other.
9. The draft sill according to any one of claims 1 to 6, 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 along the length of the draft sill body, and the axis of each of the vertical stopper mounting holes is perpendicular to the length of the draft sill body.
10. The draft sill according to any one of claims 1 to 6, wherein a radiused transition surface is provided between each vertical stop and each corresponding longitudinal stop.
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 |
|---|---|---|---|
| CN202010949071.1A CN112026839B (en) | 2020-09-10 | 2020-09-10 | Draw beam, central traction device, bogie and rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010949071.1A CN112026839B (en) | 2020-09-10 | 2020-09-10 | Draw beam, central traction device, bogie and rail vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112026839A true CN112026839A (en) | 2020-12-04 |
| CN112026839B CN112026839B (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010949071.1A Active CN112026839B (en) | 2020-09-10 | 2020-09-10 | Draw beam, central traction device, bogie and rail vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112606862A (en) * | 2020-12-10 | 2021-04-06 | 中车青岛四方机车车辆股份有限公司 | Draw beam and draw gear of rail train |
| CN113246062A (en) * | 2021-05-20 | 2021-08-13 | 中车青岛四方机车车辆股份有限公司 | Dismounting device and method for bogie traction device |
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