CN213973991U - Rubber pile for railway wagon - Google Patents
Rubber pile for railway wagon Download PDFInfo
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- CN213973991U CN213973991U CN202022413770.2U CN202022413770U CN213973991U CN 213973991 U CN213973991 U CN 213973991U CN 202022413770 U CN202022413770 U CN 202022413770U CN 213973991 U CN213973991 U CN 213973991U
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- rubber
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- liner plate
- rubber body
- lining plate
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Abstract
The utility model relates to a rubber heap for railway freight car, it includes: the copper plug comprises an upper liner plate, a rubber body with a blind hole in the center, a lower liner plate, two copper plugs and a copper conductor, wherein a rubber pile is formed by vulcanizing the upper liner plate, the rubber body and the lower liner plate, and the rubber body is positioned between the upper liner plate and the lower liner plate; the upper lining plate is connected with the rubber body through a first concave part arranged on the upper lining plate and a first convex part arranged on the rubber body, and the rubber body is connected with the lower lining plate through a second concave part arranged on the rubber body and a second convex part arranged on the lower lining plate; one copper plug is positioned in a first upper liner plate through hole on the upper liner plate, the other copper plug is positioned in a lower liner plate through hole on the lower liner plate, and a copper lead sequentially penetrates through the copper plug positioned in the first upper liner plate through hole, the rubber body and the copper plug positioned in the lower liner plate through hole. The rubber pile can meet the requirements of transverse rigidity, longitudinal rigidity and vertical deflection at the same time, and can change the vertical deflection value according to the requirements, so that the rubber pile is wide in application range.
Description
Technical Field
The utility model relates to a vehicle engineering technical field especially relates to a rubber heap for railway freight car.
Background
The rubber pile is generally formed by compounding rubber, upper and lower end plates, a partition plate and other metals, is arranged between an auxiliary framework and a bearing saddle of a railway vehicle, is a connecting device of the auxiliary framework and the bearing saddle, is mainly used for uniformly distributing the mass of the upper part of a locomotive on a bogie so as to ensure the uniform distribution of axle load and the normal transmission of transverse force, can play the roles of positioning, damping and absorbing impact energy in the running process of a train, reduces the acting force between a wheel pair and a track, reduces the abrasion between wheel rollers and reduces the unsprung mass. Therefore, in order to ensure that the locomotive has better running stability and stability, the rubber pile has proper longitudinal rigidity and transverse rigidity as well as proper vertical deflection.
In the prior art, chinese utility patent publication No. CN 204055811U discloses a rubber pile for a railway wagon, which comprises a top plate, a partition plate, a rubber layer and a bottom plate, wherein the rubber pile is formed by vulcanizing the top plate, the partition plate, the bottom plate and the rubber layer, the rubber layer is arranged between the top plate, the partition plate and the bottom plate, the longitudinal section of the contact surface of the rubber layer with the top plate, the partition plate and the bottom plate is in an upward convex trapezoid shape, and the rubber layer is provided with a hole.
However, the structure of the rubber pile can only meet the requirements of the rubber pile on transverse rigidity and longitudinal rigidity, and cannot meet the requirement of vertical deflection.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rubber heap for railway freight car to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rubber pile for a railway wagon, comprising: the rubber pile is formed by vulcanizing the upper lining plate, the rubber body and the lower lining plate, and the rubber body is positioned between the upper lining plate and the lower lining plate;
the upper lining plate is connected with the rubber body through a first concave part arranged on the upper lining plate and a first convex part arranged on the rubber body, and the rubber body is connected with the lower lining plate through a second concave part arranged on the rubber body and a second convex part arranged on the lower lining plate;
one copper block is located in the first last welt through-hole on the last welt, another copper block is located in the lower welt through-hole on the lower welt, the copper wire passes in proper order and is located copper block in the first last welt through-hole the rubber body with be located copper block in the lower welt through-hole.
As a further improvement of the present invention, the upper liner plate includes: go up the welt body and a plurality of is located the first boss that hangs of welt body top, the bottom of going up the welt body is upwards sunken to form the lateral wall slope, go up narrow wide down first concave part.
As a further improvement of the present invention, the rubber body includes: the rubber body and the first convex part are positioned above the rubber body and are used for being clamped into the first concave part;
the bottom of the rubber body is upwards sunken to form the second concave part with the inclined side wall and the narrow top and the wide bottom.
As a further improvement of the present invention, the lower liner plate includes: the second hanging boss is located at the bottom of the square base.
As a further improvement, the upper liner plate body is further provided with an upper liner plate center through hole, and four upper liner plate through holes are located on the second outside the upper liner plate center through hole.
As a further improvement of the utility model, the aperture of the central through hole of the upper lining plate is not smaller than that of the blind hole, and the aperture range of the central through hole of the upper lining plate and the blind hole is phi 20 mm-phi 60 mm.
As a further improvement of the utility model, the aperture range of the through hole of the second upper lining plate is phi 10 mm-phi 13 mm.
As a further improvement of the utility model, the depth range of the first concave part is 0-35mm, and the height range of the second convex part is 0-35 mm.
As a further improvement of the utility model, the depth range of the blind hole is 0-40 mm.
As a further improvement of the utility model, the first upper lining plate through hole is equal to the aperture of the lower lining plate through hole and is smaller than the outer diameter of the copper plug by 0.5mm-1.5 mm.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the embodiment of the utility model provides a rubber heap for railway freight car when the rubber heap receives the extrusion, goes up the extrusion face of welt, the rubber body and lower welt and is decomposed into two waist faces and a bottom surface in the trapezoidal by a face for the rubber heap is vertical when bearing longitudinal load and transverse load, transversely all has the stress surface, consequently, the utility model provides a rubber heap for railway freight car can satisfy transverse rigidity and longitudinal stiffness simultaneously.
In addition, the blind hole is formed in the center of the rubber body, so that the vertical deflection of the rubber pile can be improved, and the vertical deflection of the rubber pile is gradually increased along with the increase of the aperture of the blind hole or the increase of the depth of the blind hole. Therefore, the worker can set the aperture and the depth of the blind hole 21 according to the requirement, so that the rubber pile meets the requirement of vertical deflection.
In addition, as the depth of the first concave part on the upper liner plate is reduced (namely, the concave depth is reduced), the vertical deflection of the rubber pile is gradually reduced; along with the increase of the height of the second convex part on the lower lining plate, the transverse and longitudinal rigidity of the rubber pile is gradually increased, and the vertical deflection is gradually reduced. Therefore, the worker can adjust the depth of the first concave part and the height of the second convex part according to the requirement so as to change the transverse rigidity, the longitudinal rigidity and the vertical deflection of the rubber pile, increase the modes of adjusting the transverse rigidity, the longitudinal rigidity and the vertical deflection of the rubber pile and increase the application range of the rubber pile.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a rubber pile for a railway wagon according to an embodiment of the present invention.
Fig. 2 is a top view of a rubber pile for a railway wagon according to an embodiment of the present invention.
Fig. 3 is a cross-sectional view taken at a-a in fig. 2.
Fig. 4 is a schematic structural diagram of a rubber pile for a rail vehicle, which only includes an upper liner plate, a rubber body and a lower liner plate according to an embodiment of the present invention.
Fig. 5 is an exploded view of fig. 4.
Fig. 6 is a schematic structural view of an upper liner plate according to an embodiment of the present invention.
Fig. 7 is a front view of fig. 6.
Fig. 8 is a schematic structural diagram of a rubber body according to an embodiment of the present invention.
Fig. 9 is a schematic structural diagram of a lower liner plate according to an embodiment of the present invention.
Fig. 10 is a front view of fig. 9.
Wherein: 1-upper liner plate, 11-first upper liner plate through hole, 12-upper liner plate body, 13-first hanging boss, 14-first concave part, 15-upper liner plate central through hole, 16-second upper liner plate through hole, 2-rubber body, 21-blind hole, 22-rubber body, 23-first convex part, 24-second concave part, 25-circular arc, 3-lower liner plate, 31-lower liner plate through hole, 32-square base, 33-second convex part, 34-second hanging boss, 4-copper plug and 5-copper wire.
Detailed Description
To make the objects, aspects and advantages of the present invention clearer and more fully described below with reference to the following detailed description, it is to be understood that the terms "center", "vertical", "horizontal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations and positional relationships based on the drawings, and are used merely for convenience of describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
An embodiment of the utility model provides a rubber heap for railway freight car, as shown in fig. 1-5, it includes:
the rubber pile is formed by vulcanizing an upper liner plate 1, a rubber body 2 and a lower liner plate 3, wherein the center of the rubber body 2 is provided with a blind hole 21, the lower liner plate 3, two copper plugs 4 and a copper conductor 5, and the rubber body 2 is positioned between the upper liner plate 1 and the lower liner plate 3;
wherein, on the welt 1 with the rubber body 2 through setting up first concave part 14 on welt 1 and the first convex part 23 on the rubber body 2 are connected, the rubber body 2 is connected with the second convex part 33 of welt 3 through the second concave part 24 on the rubber body with lower welt 3, and the longitudinal section of the contact surface of welt 1 and rubber body 2, rubber body 2 and lower welt 3 is upwards bellied trapezoidal.
One copper plug 4 is positioned in a first upper liner plate through hole 11 on the upper liner plate 1, the other copper plug 4 is positioned in a lower liner plate through hole 31 on the lower liner plate 3, and a copper lead 5 sequentially passes through the copper plug 4 positioned in the first upper liner plate through hole 11, the rubber body 2 and the copper plug 4 positioned in the lower liner plate through hole 31.
In order to facilitate the installation of the copper plug 4 and ensure that the copper lead 5 can be fixed by the copper plug 4, in a possible implementation manner, the first upper liner plate through hole 11 and the lower liner plate through hole 31 have the same aperture and are 0.5mm-1.5mm smaller than the outer diameter of the copper plug 4.
The embodiment of the utility model provides a rubber heap for rail wagon, when the rubber heap received the extrusion, go up welt 1, the rubber body 2 and lower liner plate 3's extrusion face and be decomposed into two wainscots and a bottom surface in the trapezoidal by a face for the rubber heap is vertical when bearing vertical load and horizontal load, transversely all has the stress surface, consequently, the utility model provides a requirement of horizontal rigidity and longitudinal stiffness can be satisfied simultaneously to the rubber heap for rail wagon.
In addition, through being equipped with blind hole 21 in the center of rubber body 2, can improve the vertical amount of deflection of rubber heap, and, along with the aperture increase of blind hole 21 or along with the degree of depth increase of blind hole, the vertical amount of deflection of rubber heap also increases gradually, consequently, the staff can set up the aperture and the degree of depth of blind hole 21 as required for this rubber heap satisfies the requirement of vertical amount of deflection. The embodiment of the utility model provides a do not do specifically and restrict to the degree of depth and the aperture of blind hole, exemplarily, this blind hole's degree of depth scope is 0-40mm, and the aperture scope is phi 20 mm-phi 60 mm.
Hereinafter, the structures of the upper liner, the rubber body, and the lower liner will be described, respectively.
As regards the structure of the upper liner 1, in one possible implementation, as shown in fig. 1-7, the upper liner 1 comprises: the bottom of the upper liner plate body 12 is recessed upwards to form a first concave part 14 with a side wall inclined, a narrow top and a wide bottom.
The embodiment of the utility model provides a do not do specifically limit to the quantity of first hanging the boss, exemplarily, it sets up to 4.
As regards the structure of the rubber body 2, in one possible implementation, as shown in fig. 1-5, 8, both sides of the rubber body 2 are concave inwards forming a circular arc 25, the rubber body 2 comprising: a rubber body 22 and a first convex part 23 which is positioned above the rubber body 22 and is used for being clamped into the first concave part 14; the bottom of the rubber body 22 is recessed upward to form a second recess 24 with inclined side walls and narrow top and wide bottom.
As regards the structure of the lower liner 3, in one possible implementation, as shown in fig. 1-5, 9 and 10, the lower liner 3 comprises: a square base 32, a second convex portion 33 above the square base 32 for inserting the second concave portion 24, and two second hanging bosses 34 at the bottom of the square base 32.
As shown in fig. 7 and 10, the depth a of the first concave portion 14 of the upper liner plate 12 is in the range of 0 to 35mm, and the height b of the second convex portion 33 of the lower liner plate 3 is in the range of 0 to 35 mm. And, as the depth a of the first recess 14 decreases (i.e., the depression depth decreases), the rubber stack vertical deflection gradually decreases; as the height b of the second convex portion 33 increases, the lateral and longitudinal stiffness of the rubber pile gradually increases, and the vertical deflection gradually decreases.
Therefore, the worker can adjust the depth of the first concave part and the height of the second convex part according to the requirement so as to change the transverse rigidity, the longitudinal rigidity and the vertical deflection of the rubber pile, increase the modes of adjusting the transverse rigidity, the longitudinal rigidity and the vertical deflection of the rubber pile and increase the application range of the rubber pile.
Further, as shown in fig. 1-7, the upper liner plate body 12 is further provided with an upper liner plate central through hole 15, and four second upper liner plate through holes 16 located outside the upper liner plate central through hole 15.
Wherein, the aperture of the central through hole 15 of the upper lining plate is not less than (equal to or slightly greater than) the aperture of the blind hole 21, and the aperture range of the central through hole 15 of the upper lining plate is phi 20 mm-phi 60 mm; the aperture range of the through hole 16 of the second upper lining plate is phi 10 mm-phi 13 mm.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (10)
1. A rubber pile for a railway wagon, characterized in that it comprises: the rubber pile is formed by vulcanizing the upper lining plate (1), the rubber body (2) and the lower lining plate (3), and the rubber body (2) is positioned between the upper lining plate (1) and the lower lining plate (3);
wherein the upper lining plate (1) is connected with the rubber body (2) through a first concave part (14) arranged on the upper lining plate (1) and a first convex part (23) arranged on the rubber body (2), and the rubber body (2) is connected with the lower lining plate (3) through a second concave part (24) arranged on the rubber body and a second convex part (33) arranged on the lower lining plate (3);
one copper is stifled (4) and is located in first last welt through-hole (11) on last welt (1), another copper is stifled (4) and is located in lower welt through-hole (31) on lower welt (3), copper wire (5) pass in proper order and are located copper is stifled (4) in first last welt through-hole (11) the rubber body (2) with be located copper in lower welt through-hole (31) is stifled (4).
2. A rubber pile for railway wagons according to claim 1, characterised in that the upper liner (1) comprises: the novel hanging lining plate comprises an upper lining plate body (12) and a plurality of first hanging bosses (13) located above the upper lining plate body (12), wherein the bottom of the upper lining plate body (12) is upwards sunken to form a first concave portion (14) with an inclined side wall and a narrow upper portion and a wide lower portion.
3. A rubber pile for railway wagons according to claim 2, characterised in that the rubber body (2) comprises: a rubber body (22) and the first convex part (23) which is positioned above the rubber body (22) and is used for being clamped into the first concave part (14);
the bottom of the rubber body (22) is recessed upwards to form the second concave part (24) with an inclined side wall, a narrow top and a wide bottom.
4. A rubber pile for railway wagons according to claim 3, characterised in that the lower liner (3) comprises: a square base (32), the second convex part (33) which is positioned above the square base (32) and is used for being inserted into the second concave part (24), and two second hanging bosses (34) which are positioned at the bottom of the square base (32).
5. A rubber pile for a railway wagon as claimed in claim 2, wherein the upper liner plate body (12) is further provided with an upper liner plate central through hole (15) and four second upper liner plate through holes (16) located outside the upper liner plate central through hole (15).
6. The rubber pile for the railway wagon as claimed in claim 5, wherein the aperture of the central through hole (15) of the upper lining plate is not smaller than that of the blind hole (21), and the aperture range of the central through hole (15) of the upper lining plate and the aperture range of the blind hole (21) are both phi 20 mm-phi 60 mm.
7. A rubber pile for railway wagons according to claim 5, characterised in that the aperture of the second upper liner plate through-hole (16) ranges from 10mm to 13 mm.
8. A rubber pile for a railway wagon as claimed in claim 1, wherein the first concave portion (14) has a depth in the range of 0-35mm and the second convex portion (33) has a height in the range of 0-35 mm.
9. A rubber pile for railway wagons, according to claim 1, characterised in that the depth of the blind hole (21) ranges from 0 to 40 mm.
10. The rubber pile for the railway wagon as claimed in claim 1, wherein the first upper lining through hole (11) and the lower lining through hole (31) have the same hole diameter and are 0.5mm-1.5mm smaller than the outer diameter of the copper plug (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022413770.2U CN213973991U (en) | 2020-10-27 | 2020-10-27 | Rubber pile for railway wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022413770.2U CN213973991U (en) | 2020-10-27 | 2020-10-27 | Rubber pile for railway wagon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213973991U true CN213973991U (en) | 2021-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022413770.2U Active CN213973991U (en) | 2020-10-27 | 2020-10-27 | Rubber pile for railway wagon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213973991U (en) |
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2020
- 2020-10-27 CN CN202022413770.2U patent/CN213973991U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230629 Address after: 050000 No. 0159 Shifu East Street, Xinji City, Shijiazhuang City, Hebei Province Patentee after: HEBEI TENGYUE RAILWAY EQUIPMENT CO.,LTD. Patentee after: Hebei Tengyue Railway Vehicle Parts Technology Co.,Ltd. Address before: 052360 No. 0159 Shifu East Street, Xinji City, Shijiazhuang City, Hebei Province Patentee before: HEBEI TENGYUE RAILWAY EQUIPMENT CO.,LTD. |
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| TR01 | Transfer of patent right |