CN217710119U - Centering device and supporting pier column structure for rotating central shaft of multi-opening turnout beam - Google Patents
Centering device and supporting pier column structure for rotating central shaft of multi-opening turnout beam Download PDFInfo
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- CN217710119U CN217710119U CN202220190472.8U CN202220190472U CN217710119U CN 217710119 U CN217710119 U CN 217710119U CN 202220190472 U CN202220190472 U CN 202220190472U CN 217710119 U CN217710119 U CN 217710119U
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Abstract
The utility model belongs to the technical field of pivot type suspension type rail transit, and discloses a centering device for a rotating central shaft of a multi-turnout beam and a supporting pier column structure; the multi-turnout beam rotating central shaft centering device is applied to a pivot type suspension type single-rail multi-turnout system; the method comprises the following steps: a bottom plate and a pushing mechanism; a through hole for accommodating the rotating central shaft is formed in the bottom plate; the pushing mechanisms are arranged on the bottom plate, and the pushing directions of the pushing mechanisms point to the central axis of the through hole. The utility model provides a many switches roof beam rotation center pin centering device and support pier stud structure can high-efficient adjustment rotation center pin's incline state to maintain the stability of its gesture, promote the efficiency and the quality of goat operation.
Description
Technical Field
The utility model relates to a pivot type suspension type track traffic technical field, in particular to centering device and support pier stud structure are transferred to division switch roof beam rotation center axle more.
Background
The turnout beam of the pivot type suspension type single-rail multi-turnout system is in pivot connection with the cross beam of the supporting pier column through a rotating central shaft, so that the turnout beam can deflect relatively and can be in butt joint with the branch rail beam. However, the supporting pier columns and the turnout beams are large-size and heavy-weight structural members, so that the switching precision control difficulty is high. Among them, the inaccuracy of the deflection amplitude of the turnout beam caused by the deflection of the central shaft is an important factor. Meanwhile, the center shaft is connected to the neutral structural member, so that the axis of the neutral structural member is difficult to adjust.
SUMMERY OF THE UTILITY MODEL
The utility model provides a centering device and support pier stud structure are transferred to many switch roof beams rotation center pin solves the easy incline of rotation center pin of the switch roof beam of the many switch systems of prior art pivot axle type suspension type single track, and adjusts the technical problem of difficulty.
In order to solve the technical problem, the utility model provides a centering device for the rotating central shaft of a multi-turnout beam, which is applied to a pivot type suspension type single-rail multi-turnout system; the method comprises the following steps: a bottom plate and a pushing mechanism;
a through hole for accommodating the rotating central shaft is formed in the bottom plate;
the pushing mechanisms are arranged on the bottom plate, and the pushing directions of the pushing mechanisms point to the central axis of the through hole.
Furthermore, the number of the pushing mechanisms is four, and the four pushing mechanisms are uniformly arranged around the through hole.
Further, the through hole is a square hole;
the four pushing mechanisms are respectively and correspondingly arranged on the four sides of the square hole.
Further, an arc-shaped connecting surface is arranged between two adjacent inner wall surfaces of the square hole.
Further, the jacking mechanism comprises: the pushing support, the internal thread sleeve, the pushing screw and the screw locking piece are arranged on the pushing support;
the pushing support is fixed on the bottom plate, the internal thread sleeve is arranged on the pushing support, the pushing screw is screwed in the internal thread sleeve, and the screw locking piece is respectively connected with the pushing screw and the pushing support;
the pushing screw rod points to the central axis of the through hole.
Further, the thrusting mechanism further comprises: pushing the head;
the pushing head is arranged at the first end of the pushing screw rod.
Further, the screw locking piece includes: a locking cap and a locking bolt;
the second end of the pushing screw abuts against the inside of the locking cap, and the locking cap is tightened on the pushing support through the locking bolt.
Further, a second end of the jack screw is detachably fastened to the locking cap by a locking fastener.
A supporting pier stud structure comprising: the center adjusting and centering device comprises a supporting pier stud, a rotating center shaft and any one of the multi-turnout beam rotating center shafts;
a shaft hole is formed in a cross beam of the supporting pier stud, and the rotating central shaft is arranged in the shaft hole;
two many switch roof beam rotation center pin centering device is fixed respectively on the top surface and the bottom surface of the crossbeam of supporting the pier stud, just the both ends of rotation center pin set up respectively in two through-holes.
Furthermore, the outer profile of the rotating central shaft is provided with a tetrahedral profile.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
the centering device and support pier stud structure are transferred to many switches roof beam rotation center axle that provide in the embodiment of this application set up a bottom plate as operation platform to set up a through-hole on it for cup joint on rotating the center axle, and arrange a plurality of thrustor mechanisms around the through-hole, thereby will rotate the center axle around including, the accessible thrustor mechanism top pushes up rotate the center axle adjustment rotate the gesture of center axle, can keep right simultaneously rotate the center axle locking, avoid its skew, thereby can high-efficient reliable adjustment rotation center axle gesture to stably maintain its gesture, promote efficiency and quality of switching operation.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of a centering device for rotating a central shaft of a multiple turnout beam provided by an embodiment of the utility model;
FIG. 2 is a top view of the multi-switch beam center of rotation axis centering device of FIG. 1;
FIG. 3 is an assembled front view of the multi-switch beam pivot axle centering device of FIG. 1;
fig. 4 is a schematic view of a supporting pier provided by the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that all the directional indications in the embodiments of the present application are only used to explain the relative position relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
The following disclosure provides many different embodiments, or examples, for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Further, the present application may repeat reference numerals and/or reference letters in the various examples for simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or arrangements discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The application is described below with reference to specific embodiments in conjunction with the following drawings.
The embodiment of the application adjusts centring means and supports pier stud structure through providing a many switch roof beam rotation center pin, solves the easy incline of rotation center pin of the switch roof beam of many switch systems of single track of prior art pivot axle type suspension type, and adjusts the technical problem of difficulty.
In order to better understand the technical solutions, the technical solutions will be described in detail below with reference to the drawings and the specific embodiments of the present disclosure, and it should be understood that the specific features of the embodiments and examples of the present disclosure are detailed descriptions of the technical solutions of the present disclosure, but not limitations of the technical solutions of the present disclosure, and the technical features of the embodiments and examples of the present disclosure may be combined with each other without conflict.
Referring to fig. 1 and fig. 2, the present embodiment provides a centering device for a rotation center shaft of a multiple turnout beam applied to a pivot type suspension type single-rail multiple turnout system, which is used for adjusting the posture of the rotation center shaft installed on a support pier of the turnout beam, and ensuring the deflection accuracy and reliability of the turnout beam.
Specifically, many switch roof beam rotation center pin centering device includes: a base plate 110 and a pusher mechanism 120.
The bottom plate 110 is used as an operation platform and can be fixed on a beam of a support pier, a through hole 111 for accommodating a rotating central shaft is formed in the bottom plate 110, and the rotating central shaft is embedded in the through hole 111 in an assembly state; on this basis, a plurality of pushing mechanisms 120 may be disposed on the bottom plate 110, and the pushing directions of the plurality of pushing mechanisms 120 are directed to the central axis of the through hole 111, that is, directed to the rotation central axis, so that the rotation central axis can be pushed from a plurality of directions, thereby realizing posture adjustment.
In this embodiment, the number of the pushing mechanisms 120 may be four, and the four pushing mechanisms 120 are uniformly arranged around the through hole 111, so that the efficiency of posture adjustment can be ensured, the simplicity of the overall structure can be maintained, and an excessively large scale can be avoided.
The through hole 111 may be a square hole, and the four pushing mechanisms 120 are respectively and correspondingly arranged on four sides of the square hole, so that the forming is facilitated and the pushing operation range can be intuitively guided at the same time.
An arc-shaped connecting surface is arranged between two adjacent inner wall surfaces of the square hole.
In this embodiment, the pushing mechanism 120 is configured to push in one direction, that is, the pushing mechanism 120 can move back and forth in one direction, so as to realize pushing and avoiding operations of the pushing mechanism 120, and push the rotation center shaft or leave a moving space for the rotation center shaft.
Specifically, the ejector mechanism 120 includes: a pusher bracket, an internally threaded sleeve 124, a pusher screw 125, and a screw lock.
In this embodiment, the bottom plate 110 is used as an operating platform to fix the pushing support on the bottom plate 110, the internal thread sleeve 124 is disposed on the pushing support, and the pushing screw 125 is screwed into the internal thread sleeve 124 and points to the central axis of the through hole 111, so that the bottom plate 10 can apply force to the foundation, and the pushing screw 125 is rotated to realize axial movement relative to the base 110, that is, the pushing screw can axially approach or move away relative to the rotating central axis embedded in the through hole 111 to realize posture adjustment.
Generally, a plurality of the pushing screws 125 can be operated simultaneously to cooperatively adjust the posture, and then the relative position is maintained to maintain the posture of the rotating central shaft.
In order to stably maintain the posture, the ejector screw 25 may be locked to the ejector bracket by the screw lock.
Specifically, the screw lock may be provided as a lock cap 126 and a lock bolt 127; the second end of the pushing screw 125 abuts against the inside of the locking cap 126, and the locking cap 126 is tightened on the pushing bracket through the locking bolt 127, so that the axial retraction of the pushing screw 125 can be limited, and the pushing state can be ensured. On the basis, the second end of the pushing screw 125 can be detachably fastened on the locking cap 126 through the locking fastener 129, so that the axial advance of the pushing screw 125 can be further limited, and a reliable posture adjustment state can be maintained.
It should be noted that a hexagonal nut is disposed at the second end of the pushing bolt 125 for facilitating rotation, and a receiving groove is disposed in the locking cap 126 for receiving and limiting the hexagonal nut, so as to facilitate limiting radial deviation and achieve stable locking. The locking cap 126 may be provided with a radially formed radial extension, the locking bolt 127 is screwed on the radial extension, and the jacking bolt 125 is surrounded by a plurality of locking bolts 127 uniformly arranged on the radial extension, so as to realize uniform stress. Typically four such locking bolts 127 may be provided.
Further, in order to further limit the rotation of the pushing screw 125, the inner wall of the accommodating groove cavity may be configured as a continuous sawtooth profile matched with the hexagon nut to limit the rotation thereof.
In order to facilitate stable force application and reduce local overpressure, the pushing mechanism 120 further includes: a pusher head 128; the pushing head 128 is disposed at a first end of the pushing screw 125, and moves axially along with the pushing screw 125 to push or avoid the rotation center shaft.
It is noted that the ejector head 128 may be threadably secured to the first end of the ejector screw 125 and then a radial lock screw may be provided to lock onto the ejector screw 125.
Of course, an annular limiting groove may be formed at the first end of the pushing screw 125, a positioning groove is formed in the pushing head 128, and a limiting screw hole penetrating through a side wall of the positioning groove is formed in the pushing head 125, so that the positioning groove is sleeved at the first end of the pushing screw 125, a limiting bolt is screwed into the limiting screw hole, and an end of the limiting bolt is embedded in the annular limiting groove; thereby the pushing screw 125 can rotate freely at the first end of the pushing screw 125, avoiding scraping the circumferential surface of the rotating central shaft when the pushing screw 125 rotates.
Further, in this embodiment, the pushing support includes: the first vertical plate 121, the second vertical plate 123 and the plurality of connecting vertical plates 122 connected therebetween form a frame structure. The internal thread sleeve 124 is fixedly embedded in a fixing hole formed in the first vertical plate 121 and the second vertical plate 123; of course, the fixing can be realized by assembling and welding, and the locking piece can be used for locking.
In order to strengthen the pushing support, four first vertical plates 121 can be welded in sequence to form a fence structure surrounding the through hole 111, so that the structural strength is improved and the reliability of pushing is ensured through integral arrangement.
This embodiment still provides one kind and based on many switch roof beam rotation center pin centering device's support pier stud structure guarantees switching efficiency, precision and reliability.
Referring to fig. 3 and 4, the supporting pier structure comprises: a supporting pier column 400, a rotating central shaft 300 and the multi-turnout beam rotating central shaft centering device.
In an assembled state, a shaft hole 420 is formed in a cross beam of the support pier stud 400, and the rotation central shaft 300 is arranged in the shaft hole 420; in order to improve the adjustment efficiency of the rotation center shaft 300. The top surface and the bottom surface of the beam supporting the pier stud 400 are respectively provided with a first multi-turnout beam rotation center shaft centering device 100 and a second multi-turnout beam rotation center shaft centering device 200, and the pushing adjustment operation is implemented respectively for the upper part and the lower part of the rotation center shaft 300, so that the overall posture of the rotation center shaft 300 can be efficiently adjusted, and the rebounding can be prevented.
For convenience of operation, the outer surface of the rotation center shaft 300 is designed to be a tetrahedral surface, that is, the rotation center shaft 300 is integrally configured to be a quadrangular prism-like structure, and the lower portion thereof is configured to be a cylindrical structure.
In order to avoid the influence of the weight of the switch beam 500 on the posture and the adjustment operation of the rotating center shaft 300, the supporting pillar 410 may be disposed on the supporting pier 400, and the supporting pier bracket 411 may be disposed thereon to cooperate with the supporting bracket on the switch beam 500, so as to realize the bearing support.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
the centering device and support pier stud structure are transferred to many switches roof beam rotation center axle that provide in the embodiment of this application set up a bottom plate as operation platform to set up a through-hole on it for cup joint on rotating the center axle, and arrange a plurality of thrustor mechanisms around the through-hole, thereby will rotate the center axle around including, the accessible thrustor mechanism top pushes up rotate the center axle adjustment rotate the gesture of center axle, can keep right simultaneously rotate the center axle locking, avoid its skew, thereby can high-efficient reliable adjustment rotation center axle gesture to stably maintain its gesture, promote efficiency and quality of switching operation.
In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and thus are not to be construed as limiting the present application.
In addition, descriptions in this application as to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not being in direct contact, but rather being in contact with each other via additional features between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means 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 the present application. 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 described in this specification can be combined and combined by those skilled in the art
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the present application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. A centering device for a rotating central shaft of a multi-turnout beam is applied to a pivot type suspension type single-rail multi-turnout system; it is characterized by comprising the following steps: a bottom plate and a pushing mechanism;
a through hole for accommodating the rotating central shaft is formed in the bottom plate;
the pushing mechanisms are arranged on the bottom plate, and the pushing directions of the pushing mechanisms point to the central axis of the through hole.
2. The multi-switch turnout beam rotation center shaft centering device according to claim 1, wherein the number of the pushing mechanisms is four, and the four pushing mechanisms are uniformly arranged around the through hole.
3. The multi-switch beam turning center shaft centering device of claim 2, wherein said through hole is a square hole;
the four pushing mechanisms are respectively and correspondingly arranged on the four sides of the square hole.
4. The multi-switch beam center of rotation shaft centering device of claim 3, wherein an arcuate engagement surface is provided between two adjacent inner wall surfaces of said square hole.
5. The multi-switch beam rotary central shaft centering device of claim 1, wherein said pushing mechanism comprises: the pushing support, the internal thread sleeve, the pushing screw and the screw locking piece are arranged on the pushing support;
the pushing support is fixed on the bottom plate, the internal thread sleeve is arranged on the pushing support, the pushing screw is screwed in the internal thread sleeve, and the screw locking piece is respectively connected with the pushing screw and the pushing support;
the pushing screw rod points to the central axis of the through hole.
6. The multi-switch beam rotary center shaft centering device of claim 5, wherein said pushing mechanism further comprises: pushing the push head;
the pushing head is arranged at the first end of the pushing screw rod.
7. The multi-switch beam center of rotation shaft centering device of claim 6, wherein said threaded rod locking member comprises: a locking cap and a locking bolt;
the second end of the pushing screw abuts against the inside of the locking cap, and the locking cap is tightened on the pushing support through the locking bolt.
8. The multi-switch beam rotary center shaft centering device of claim 7, wherein a second end of said pusher screw is detachably fastened to said locking cap by a locking fastener.
9. A support pier stud structure, comprising: the centering device comprises a supporting pier column, a rotating central shaft and the rotating central shaft of the multi-turnout beam according to any one of claims 1 to 8;
a shaft hole is formed in a cross beam of the supporting pier stud, and the rotating central shaft is arranged in the shaft hole;
two it fixes respectively to open switch roof beam rotation center pin centering device more on the top surface and the bottom surface of the crossbeam of supporting the pier stud, just the both ends of rotation center pin set up respectively in two the through-hole.
10. The pier supporting structure according to claim 9, wherein the outer profile of the central rotating shaft is configured as a tetrahedral profile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220190472.8U CN217710119U (en) | 2022-01-24 | 2022-01-24 | Centering device and supporting pier column structure for rotating central shaft of multi-opening turnout beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220190472.8U CN217710119U (en) | 2022-01-24 | 2022-01-24 | Centering device and supporting pier column structure for rotating central shaft of multi-opening turnout beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217710119U true CN217710119U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220190472.8U Active CN217710119U (en) | 2022-01-24 | 2022-01-24 | Centering device and supporting pier column structure for rotating central shaft of multi-opening turnout beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217710119U (en) |
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- 2022-01-24 CN CN202220190472.8U patent/CN217710119U/en active Active
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