CN212447595U - Elastic supporting wheel and bogie turntable - Google Patents
Elastic supporting wheel and bogie turntable Download PDFInfo
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- CN212447595U CN212447595U CN202020603711.9U CN202020603711U CN212447595U CN 212447595 U CN212447595 U CN 212447595U CN 202020603711 U CN202020603711 U CN 202020603711U CN 212447595 U CN212447595 U CN 212447595U
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Abstract
The utility model relates to the technical field of railway locomotive maintenance, and discloses an elastic supporting wheel and a bogie turntable, wherein the elastic supporting wheel comprises a top plate and is arranged along the horizontal direction; the two supporting plates are arranged side by side along the vertical direction and connected with the lower surface of the top plate, and waist-shaped holes extending along the vertical direction are formed in the supporting plates; the first end of the elastic piece is abutted or connected with the lower surface of the top plate; and the pin shaft is provided with a travelling wheel, two ends of the pin shaft are respectively arranged in the two waist-shaped holes in a penetrating manner, the elastic piece can drive the pin shaft to slide towards the bottommost ends of the waist-shaped holes along the vertical direction, when the pin shaft is positioned at the bottommost end of the waist-shaped hole, the elastic piece is in a compression state, the height of the lowest point of the travelling wheel is lower than that of the lowest point of the supporting plate, and when the pin shaft is positioned at the topmost end of the waist-shaped hole, the height of the lowest point of the travelling wheel. The utility model provides an elastic support wheel can provide elastic support to the carousel, improves life, guarantees to rotate steadily, and the noise reduction influence.
Description
Technical Field
The utility model relates to a railway locomotive overhauls technical field, especially relates to an elastic support wheel and bogie carousel.
Background
The bogie rotary table is used for the operation of the turning track and the turning line of the bogie and the wheel set in the manufacturing and repairing process of the rolling stock, the process can be smoother by using the rotary table, the turning track and the turning process are safer and more economic than using a crane to hoist the turning track, and the bogie rotary table is used for turning when the rolling stock bogie runs on the track.
Since the bogie plate is typically mounted on a track where trains need to be passed, the bogie plate needs to have a very high static load, typically bearing over 30 tons, and in part even over 60 tons.
The existing rotary table is generally provided with rigidly connected bearing support wheels, so that a locomotive can cause larger impact force to the rotary table of the bogie when passing through, the service lives of the rotary table and the idler wheels are greatly reduced, and meanwhile, larger noise can be generated. In addition, because the turntable is rigidly supported, the turntable is easy to fluctuate in the rotating process and has unstable rotation.
SUMMERY OF THE UTILITY MODEL
Based on above, an object of the utility model is to provide an elastic support wheel and bogie carousel can provide elastic support to the carousel, improves life, guarantees to rotate steadily, and the noise reduction influence.
In order to achieve the purpose, the utility model adopts the following technical proposal:
an elastic support wheel comprising:
a top plate disposed in a horizontal direction;
the two supporting plates are arranged side by side in the vertical direction and connected with the lower surface of the top plate, and waist-shaped holes extending in the vertical direction are formed in the supporting plates;
the first end of the elastic piece is abutted or connected with the lower surface of the top plate; and
the hinge pin is provided with a walking wheel, two ends of the hinge pin are respectively arranged in the two waist-shaped holes in a penetrating mode, the elastic piece can drive the hinge pin to slide towards the bottommost ends of the waist-shaped holes along the vertical direction, when the hinge pin is located at the bottommost ends of the waist-shaped holes, the elastic piece is in a compression state, the height of the lowest point of the walking wheel is lower than that of the lowest point of the supporting plate, and when the hinge pin is located at the topmost ends of the waist-shaped holes, the height of the lowest point of the walking wheel is not lower than that of the lowest point of the supporting plate.
Preferably, the method further comprises the following steps:
the first shaft sleeve is sleeved on the pin shaft, the walking wheel is rotatably connected with the first shaft sleeve, the U-shaped plate is connected with the first shaft sleeve, and the walking wheel is installed on the pin shaft through the first shaft sleeve.
Preferably, the method further comprises the following steps:
the second shaft sleeve is arranged along the vertical direction, the upper end of the second shaft sleeve is connected with the top plate, and the elastic piece is sleeved outside the second shaft sleeve; and
support piece, including interconnect back shaft and U template, the back shaft is inserted from the below and is located in the second axle sleeve, the U template is invertd and is set up, the second end of elastic component with the upper surface butt of U template, the both ends of U template all with first axle sleeve connects under the effect of elastic component, first axle sleeve from the top press support in the round pin axle, the walking wheel is located between the both ends of U template.
Preferably, the method further comprises the following steps:
two spacing rings, install in the peripheral part of first axle sleeve, the both sides of spacing ring respectively with the walking wheel with the inboard butt of U template is used for the restriction the walking wheel is followed the axial displacement of first axle sleeve.
Preferably, the method further comprises the following steps:
u type installation pole, with the roof can be dismantled and be connected, is located the below of roof, U type installation pole can be through pressing from the below to first axle sleeve, with the compression the elastic component makes the round pin axle can wear to locate first axle sleeve and two waist shape hole.
Preferably, the upper surface of the top plate is further connected with a connecting plate, and the connecting plate is respectively connected with the top plate and the rotating disc.
Preferably, the top plate and the connecting plate are further provided with a gasket.
Preferably, when the pin shaft is located at the bottommost end of the waist-shaped hole, the height of the lowest point of the walking wheel is lower than that of the lowest point of the supporting plate, and the height difference is 3 mm.
Preferably, the elastic member is a compression spring.
There is also provided a bogie carousel comprising:
a turntable; and
the elastic supporting wheel is arranged at the bottom of the turntable.
The utility model has the advantages that:
the utility model provides an elastic support wheel is used for supporting the bogie carousel, and the walking wheel in the elastic support wheel passes through elastic component elastic connection with the roof. When the load borne by the top plate is lower than the critical load, the walking wheels independently support the turntable, and the elastic piece is compressed to a corresponding degree according to the load borne by the top plate; when the load borne by the top plate exceeds the critical load, the supporting plate and the travelling wheels are simultaneously abutted against the ground to jointly support the turntable; after the load that the roof received reduces to below the critical load, the elastic component kick-backs gradually along with the reduction of load, has reduced the impact of load change to the elastic support wheel, improves life, guarantees to rotate steadily, also reduces the noise influence simultaneously.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and 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 contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic structural view of an elastic support wheel according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an elastic support wheel according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of an elastic support wheel according to a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second elastic support wheel (including a U-shaped mounting rod) according to a first embodiment of the present invention.
In the figure:
1. a top plate; 2. a support plate; 201. a waist-shaped hole; 3. an elastic member; 4. a pin shaft; 5. a traveling wheel; 6. a second shaft sleeve; 7. a support member; 8. a first bushing; 9. a limiting ring; 10. a U-shaped mounting rod; 11. a connecting plate; 12. and (7) a gasket.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
As shown in fig. 1-4, the present embodiment provides an elastic support wheel for supporting a bogie turntable, comprising a top plate 1, two support plates 2, an elastic member 3, a pin 4 and a walking wheel 5, wherein the top plate 1 is disposed along a horizontal direction, the two support plates 2 are disposed side by side along a vertical direction and are connected to a lower surface of the top plate 1, the support plates 2 are each provided with a waist-shaped hole 201 extending along the vertical direction, the pin 4 is provided with the walking wheel 5, two ends of the pin 4 are respectively inserted into the two waist-shaped holes 201, a first end of the elastic member 3 is abutted against or connected to the lower surface of the top plate 1, the elastic member 3 can drive the pin 4 to slide towards a bottom end of the waist-shaped hole 201 along the vertical direction, when the pin 4 is located at the bottom end of the waist-shaped hole 201, the elastic member 3 is in a compressed state, and a height of, when the pin shaft 4 is positioned at the topmost end of the waist-shaped hole 201, the height of the lowest point of the walking wheel 5 is not lower than that of the lowest point of the support plate 2. Specifically, when the load applied to the top plate 1 is lower than the critical load, the travelling wheels 5 independently support the rotating disc, and the elastic piece 3 is compressed to a corresponding degree according to the load applied to the top plate 1; when the load on the top plate 1 exceeds the critical load, the supporting plate 2 and the travelling wheels 5 are simultaneously abutted against the ground to jointly support the turntable; when the load borne by the top plate 1 is reduced to be below the critical load, the elastic piece 3 rebounds gradually along with the reduction of the load, so that the impact of the load change on the elastic supporting wheel is reduced, the service life is prolonged, the stable rotation is ensured, and the noise influence is reduced.
Furthermore, the elastic supporting wheel further comprises a first shaft sleeve 8, the first shaft sleeve 8 is sleeved on the pin shaft 4, the walking wheel 5 is rotatably connected with the first shaft sleeve 8, and the walking wheel 5 is installed on the pin shaft 4 through the first shaft sleeve 8.
Further, the elastic support wheel further comprises a second shaft sleeve 6 and a support piece 7, wherein the second shaft sleeve 6 is arranged along the vertical direction, the upper end of the second shaft sleeve is connected with the top plate 1, the elastic piece 3 is sleeved outside the second shaft sleeve 6, the support piece 7 comprises an interconnection support shaft and a U-shaped plate, the support shaft is inserted into the second shaft sleeve 6 from the lower side, the U-shaped plate is arranged in an inverted mode, the second end of the elastic piece 3 is abutted to the upper surface of the U-shaped plate, the two ends of the U-shaped plate are connected with the first shaft sleeve 8, the first shaft sleeve 8 is pressed against the pin shaft 4 from the upper side under the action of the elastic piece 3, and the walking wheel 5. When the elastic member 3 is compressed, the depth of the support shaft extending into the second bushing 6 is changed, and the second bushing 6 restricts the displacement of the support member 7 in the horizontal direction.
Furthermore, the elastic support wheel further comprises two limiting rings 9, the two limiting rings 9 are mounted on the outer peripheral portion of the first shaft sleeve 8, and two sides of each limiting ring 9 are respectively abutted to the inner sides of the walking wheel 5 and the U-shaped plate and used for limiting the walking wheel 5 to move axially along the first shaft sleeve 8.
Preferably, the elastic member 3 employs a compression spring.
Optionally, the upper surface of the top plate 1 is further connected with a connecting plate 11, and the connecting plate 11 is respectively connected with the top plate 1 and the turntable through bolts.
Preferably, the top plate 1 and the connecting plate 11 are further provided with a gasket 12 for increasing the acting area of the fastening force on the connecting plate 11 and the top plate 1 and reducing the fastening force on the connecting plate 11 and the top plate 1 in a local area.
Preferably, when the pin shaft 4 is located at the lowest end of the kidney-shaped hole 201, the lowest point of the walking wheel 5 is lower than the lowest point of the support plate 2, and the height difference is 3 mm.
Further, the elastic support wheel further comprises a U-shaped mounting rod 10, the U-shaped mounting rod 10 is located below the top plate 1, the U-shaped mounting rod 10 is detachably connected with the top plate 1, specifically, the peripheral portions of two ends of the U-shaped mounting rod 10 are respectively provided with an external thread, a plurality of yielding through holes are formed in the top plate 1, and two ends of the U-shaped mounting rod 10 respectively pass through the corresponding yielding through holes from the lower side and then limit the position of the U-shaped mounting rod 10 relative to the top plate 1 through nuts. When installing round pin axle 4 in the elastic support wheel, as shown in fig. 4, two U type installation poles 10 are respectively in the both sides of walking wheel 5 from the below pressure to support in first axle sleeve 8, make it press to support in elastic component 3, elastic component 3 is compressed, after the height of the through-hole of first axle sleeve 8 is not less than the height in waist shape hole 201, with nut with U type installation pole 10 and roof 1 locking, just can wear to locate round pin axle 4 in first axle sleeve 8 and two waist shape holes 201 this moment, demolish nut and U type installation pole 10 afterwards, just accomplish the installation of round pin axle 4.
Example two
The embodiment provides a bogie turntable, which is used for the operation of a steering track and a wheel pair in the process of manufacturing and repairing a rolling stock.
Furthermore, a plurality of elastic supporting wheels are simultaneously installed at the bottom of the rotary table and uniformly distributed around the geometric center of the rotary table.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. An elastic support wheel for a bogie carousel, comprising:
a top plate (1) disposed in a horizontal direction;
the two supporting plates (2) are arranged side by side in the vertical direction and connected with the lower surface of the top plate (1), and waist-shaped holes (201) extending in the vertical direction are formed in the supporting plates (2);
an elastic member (3) having a first end abutting against or connected to the lower surface of the top plate (1); and
the hinge pin (4) is provided with a walking wheel (5), two ends of the hinge pin (4) are respectively arranged in the two waist-shaped holes (201) in a penetrating mode, the elastic piece (3) can drive the hinge pin (4) to slide towards the bottommost ends of the waist-shaped holes (201) along the vertical direction, when the hinge pin (4) is located at the bottommost ends of the waist-shaped holes (201), the elastic piece (3) is in a compression state, the height of the lowest point of the walking wheel (5) is lower than that of the lowest point of the supporting plate (2), and when the hinge pin (4) is located at the topmost end of the waist-shaped holes (201), the height of the lowest point of the walking wheel (5) is not lower than that of the lowest point of the supporting plate (2).
2. The resilient support wheel of claim 1, further comprising:
the first shaft sleeve (8) is sleeved on the pin shaft (4), the walking wheel (5) is rotatably connected with the first shaft sleeve (8), and the walking wheel (5) is installed on the pin shaft (4) through the first shaft sleeve (8).
3. The resilient support wheel of claim 2, further comprising:
the second shaft sleeve (6) is arranged in the vertical direction, the upper end of the second shaft sleeve is connected with the top plate (1), and the elastic piece (3) is sleeved outside the second shaft sleeve (6); and
support piece (7), including interconnect back shaft and U template, the back shaft is inserted from the below and is located in second axle sleeve (6), the setting is invertd to the U template, the second end of elastic component (3) with the upper surface butt of U template, the both ends of U template all with first axle sleeve (8) are connected under the effect of elastic component (3), first axle sleeve (8) from the top press in round pin axle (4), walking wheel (5) are located between the both ends of U template.
4. The resilient support wheel of claim 3, further comprising:
two spacing rings (9), install in the peripheral part of first axle sleeve (8), the both sides of spacing ring (9) respectively with walking wheel (5) with the inboard butt of U template is used for the restriction walking wheel (5) are followed the axial displacement of first axle sleeve (8).
5. The resilient support wheel of claim 3, further comprising:
u type installation pole (10), with roof (1) can be dismantled the connection, is located the below of roof (1), U type installation pole (10) can be through pressing from the below to first axle sleeve (8), in order to compress elastic component (3), make round pin axle (4) can wear to locate first axle sleeve (8) and two waist shape hole (201).
6. The supporting wheel according to claim 1, characterized in that the top plate (1) is further connected with a connecting plate (11) on the upper surface, and the connecting plate (11) is respectively connected with the top plate (1) and the rotating disc.
7. The flexible support wheel according to claim 6, characterized in that the top plate (1) and the connecting plate (11) are further provided with a spacer (12).
8. The flexible support wheel according to any of claims 1-7, characterized in that when the pin (4) is located at the lowest end of the slotted hole (201), the lowest point of the road wheel (5) has a height lower than the lowest point of the support plate (2), and the height difference is 3 mm.
9. Elastic support wheel according to any one of claims 1-7, characterized in that the elastic element (3) is a compression spring.
10. A truck rotor, comprising:
a turntable; and
the flexible support wheel of any of claims 1-9, mounted to the bottom of the turntable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020603711.9U CN212447595U (en) | 2020-04-21 | 2020-04-21 | Elastic supporting wheel and bogie turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020603711.9U CN212447595U (en) | 2020-04-21 | 2020-04-21 | Elastic supporting wheel and bogie turntable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212447595U true CN212447595U (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020603711.9U Active CN212447595U (en) | 2020-04-21 | 2020-04-21 | Elastic supporting wheel and bogie turntable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212447595U (en) |
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2020
- 2020-04-21 CN CN202020603711.9U patent/CN212447595U/en active Active
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