Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a longitudinal prefabricated integral ballast bed mounting and supporting large frame.
The purpose of the invention is realized by the following technical scheme: the utility model provides a big frame of vertical prefabricated whole railway roadbed erection bracing, including transverse connecting rod, transverse connecting rod's both ends all are connected with a connecting piece, the connecting piece passes through locking Assembly to be installed on the sleeper, still be provided with the rail end bearing block of at least one control track slope on the connecting piece, still be provided with on the connecting piece and increase the connecting block, rail end bearing block is located and increases between connecting block and the transverse connecting rod, it installs the screw rod of increaseing to increase threaded mounting on the connecting block, and the bottom of the screw rod of increaseing passes the connecting piece.
Optionally, a support member is mounted at one end of the connecting member close to the transverse connecting rod, and the transverse connecting rod is fixedly mounted on the support member.
Optionally, the connecting piece is of a rectangular structure, and the four corners of the connecting piece are provided with the locking assemblies.
Optionally, the locking assembly comprises a locking bolt and a sliding bed block, waist-shaped holes are formed in four corners of the connecting piece, and the locking bolt sequentially penetrates through the sliding bed block and the waist-shaped holes and is connected with the sleeper.
Optionally, the heightening connecting block comprises a base, the base is detachably connected with the connecting piece, a sleeve is arranged on the base, a threaded hole matched with the heightening screw in a threaded manner is formed in the sleeve, and a through hole through which the heightening screw penetrates is formed in the bottom of the connecting piece.
Optionally, a rib plate is connected to the side wall of the sleeve, and the rib plate is fixedly mounted on the base.
Optionally, the base is provided with a plurality of connecting holes, and the base is connected with the connecting piece through bolts arranged in the connecting holes.
Optionally, the supporting member is provided with a plurality of connecting holes, and the supporting member is connected with the connecting member through bolts installed in the connecting holes.
Optionally, the number of the rail bottom pressure-bearing blocks is two, the two rail bottom pressure-bearing blocks are arranged side by side at intervals in the longitudinal direction, and an inclined plane inclined towards the transverse connecting rod is arranged on the rail bottom pressure-bearing block.
Optionally, the top of the height-adjusting screw is radially provided with a through hole.
The invention has the following advantages: the large longitudinal prefabricated integral track bed mounting and supporting frame can control the bottom gradient of a rail and the distance between sleepers, can realize the adjustment of the height of the rail, is convenient to adjust the height of the rail, and only needs to rotate a height adjusting screw rod.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of A-A of FIG. 1;
FIG. 3 is a schematic structural view of a connector;
FIG. 4 is a first schematic structural diagram of an elevation-adjusting connecting block;
FIG. 5 is a schematic structural view II of the height-adjusting connecting block;
FIG. 6 is a schematic structural view of the support member;
FIG. 7 is a schematic structural view of the height adjusting screw;
in the figure, 1-transverse connecting rod, 2-connecting piece, 3-supporting piece, 4-rail bottom bearing block, 5-height adjusting connecting block, 6-height adjusting screw rod, 7-sliding bed block, 21-kidney-shaped groove, 22-through hole, 51-sleeve, 52-rib plate, 53-threaded hole, 54-base and 61-through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that the products of the present invention conventionally lay out when in use, or orientations or positional relationships that are conventionally understood by those skilled in the art, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1 and 2, a vertical prefabricated integral track bed mounting and supporting big frame comprises a transverse connecting rod 1, wherein two ends of the transverse connecting rod 1 are both connected with a connecting piece 2, the connecting piece 2 is mounted on a sleeper through a locking assembly, at least one rail bottom bearing block 4 for controlling the track gradient is further arranged on the connecting piece 2, an heightening connecting block 5 is further arranged on the connecting piece 2, the rail bottom bearing block 4 is positioned between the heightening connecting block 5 and the transverse connecting rod 1, an heightening screw 6 is arranged on the heightening connecting block 5 in a threaded manner, the bottom of the heightening screw 6 penetrates through the connecting piece 2, when the vertical prefabricated integral track bed mounting and supporting big frame is used, the support big frame penetrates through the lower part of a track to enable the track to be positioned on the rail bottom bearing block 4, further, the two rail bottom bearing blocks 4 are arranged side by side in the longitudinal direction at intervals, an inclined plane inclined towards the transverse connecting rod 1 is arranged on, consequently can control the rail end slope through rail end bearing block 4, then with the interval between two tracks of interval adjusting device adjustment, and interval adjusting device belongs to prior art, consequently no longer describe, when adjusting the interval between two tracks, the track can slide along rail end bearing block 4, thereby make orbital level can change, after interval adjustment between the track is good, then, turn height adjusting screw 6, height adjusting screw 6's bottom supports on the stereoplasm object, but when height adjusting screw 6 rotated, height adjusting screw 6 did not take place axial displacement, height adjusting connecting block 5 that corresponds with height adjusting screw 6 this moment then can axial displacement, thereby drive connecting piece 2 and reciprocate, thereby realized the height control of the track on rail end bearing block 4, guarantee orbital installation accuracy.
In this embodiment, as shown in fig. 3 and 6, a support member 3 is installed at one end of the connecting member 2 close to the transverse connecting rod 1, the transverse connecting rod 1 is fixedly installed on the support member 3, preferably, the transverse connecting rod 1 is welded on the support member 3, a plurality of connecting holes are formed in the support member 3, and the support member 3 is connected with the connecting member 2 through bolts installed in the connecting holes, preferably, the support member 3 is cross-shaped, one end of the connecting member close to the transverse connecting rod 1 is welded with the transverse connecting rod 1, the end portions of the other three directions are connected with the connecting member 2 through bolts, and holes connected with the bolts are formed in the connecting member 2.
In this embodiment, as shown in fig. 3, connecting piece 2 is the rectangle structure, all install locking Assembly on four corners of connecting piece 2, locking Assembly includes locking bolt and sliding bed piece 7, waist shape hole 21 has all been seted up on four corners of connecting piece 2, locking bolt passes sliding bed piece 7 in proper order, waist shape hole 21 is connected with the sleeper, be provided with waist shape hole 21, consequently sliding bed piece 7 and locking bolt all can remove relative connecting piece 2, consequently sliding bed piece 7 can transversely slide under the drive of sleeper, thereby can be used for adjusting the gauge.
In this embodiment, as shown in fig. 4 and 5, the heightening connecting block 5 includes a base 54, the base 54 is detachably connected to the connecting member 2, the sleeve 51 is disposed on the base 54, a threaded hole 53 in threaded fit with the heightening screw 6 is formed in the sleeve 51, and the bottom of the connecting member 2 is provided with a through hole 22 through which the heightening screw 6 passes, in order to ensure the connection stability of the sleeve 51, a rib plate 52 is connected to a side wall of the sleeve 51, the rib plate 52 is fixedly mounted on the base 54, further, a plurality of connecting holes are formed in the base 54, and the base 54 is connected to the connecting member 2 through bolts mounted in the connecting holes, preferably, three connecting holes are formed in the base 54, and the three connecting holes are distributed in a.
In this embodiment, as shown in fig. 7, the height of the track can be adjusted by rotating the height-adjusting screw 6, in order to facilitate the rotation of the height-adjusting screw 6, a through hole 61 is radially formed at the top of the height-adjusting screw 6, when the rotation of the height-adjusting screw 6 is difficult, a core rod can penetrate into the through hole 61, and then the height-adjusting screw 6 is rotated by rotating the core rod.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.