CN219568497U - Counter-force positioning device - Google Patents

Abstract

The utility model discloses a counter-force positioning device which comprises a first vertical rod, a second vertical rod and a cross beam, wherein the first vertical rod and the second vertical rod are respectively and fixedly arranged at two ends of the cross beam, a first fixing piece is arranged at the bottom of the first vertical rod, a second fixing piece is arranged at the bottom of the second vertical rod, the first fixing piece is used for fixing the first vertical rod at the top of a bridge, and the second fixing piece is used for fixing the second vertical rod at the top of the bridge. This counter-force positioner, at bridge shop rail in-process, fix the suitable position at the bridge top of track both sides respectively with first mounting and second mounting, make the crossbeam span the rail and perpendicular with the rail, carry out vertical orientation's fixed to the rail, can effectively prevent the rail because bridge floor vibrations produce the problem of rocking from top to bottom to at the in-process of follow-up pouring, but the relative difference in height of accurate control rail face to bridge floor promotes track construction precision.

Description

Counter-force positioning device

Technical Field

The utility model relates to the technical field of track construction, in particular to a counter-force positioning device.

Background

In the bridge rail laying construction process, as the bridge is in a vibration state all the time, the steel rail can shake up and down along with the vibration of the bridge deck, so that the relative height difference from the top surface of the steel rail to the bridge deck cannot be accurately controlled, the paved steel rail deviates from the designed elevation, and the problems of large deviation of the elevation dimension of the steel rail after the ballast bed is poured, unsmooth line and the like are particularly easy to cause.

Therefore, how to provide a counter-force positioning device, in the bridge rail laying construction process, the steel rail can be positioned in the vertical direction, so that the height of the rail can be accurately controlled, and the counter-force positioning device is a technical problem to be solved by a person skilled in the art.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a counter-force positioning device which can position and fix a steel rail in the vertical direction in the track laying process, so that the elevation of the track can be accurately controlled.

The technical scheme provided by the utility model is as follows:

the utility model provides a counter-force positioner, includes first montant, second montant and crossbeam, the both ends of crossbeam respectively with first montant with the second montant can be dismantled fixedly, the bottom of first montant is equipped with first mounting, the bottom of second montant is equipped with the second mounting, first mounting is used for with first montant is fixed at the bridge top, the second mounting is used for with the second montant is fixed at the bridge top.

Further, the cross beam can move up and down along the first vertical rod and the second vertical rod.

Further, the two ends of the cross beam are provided with mounting holes, the first vertical rod and the second vertical rod are respectively mounted in the mounting holes at the two ends of the cross beam, the first vertical rod can be matched with nuts to fix the first vertical rod with the cross beam, and the second vertical rod can be matched with the nuts to fix the second vertical rod with the cross beam.

Furthermore, the cross beam is channel steel, I-steel or square steel.

Further, the first vertical rod and the second vertical rod are both connecting screw rods.

Further, the first fixing piece and the second fixing piece are expansion bolts.

Further, the first fixing piece and the second fixing piece are chemical anchors.

According to the counter-force positioning device provided by the utility model, in the bridge rail laying process, the first fixing piece and the second fixing piece are respectively fixed at the proper positions of the bridge tops at two sides of the rail, so that the cross beam stretches across the steel rail and is perpendicular to the steel rail, the steel rail is fixed in the vertical direction, the problem that the steel rail shakes up and down due to the vibration of the bridge deck can be effectively prevented, the relative height difference between the rail surface and the bridge deck can be accurately controlled in the subsequent pouring process, and the track construction precision is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic structural diagram of a reaction force positioning device according to an embodiment of the present utility model;

fig. 2 is a top view of a beam according to an embodiment of the utility model.

Description of the drawings: the steel rail type bridge comprises a first vertical rod 1, a second vertical rod 2, a cross beam 3, a first fixing piece 4, a second fixing piece 5, a bridge 6, steel rails 7, nuts 8 and mounting holes 9.

Detailed Description

In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the technical solutions of the embodiments of the present utility model will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" or "a number" means two or more, unless specifically defined otherwise.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the utility model, are included in the spirit and scope of the utility model which is otherwise, without departing from the spirit or scope thereof.

As shown in fig. 1 and 2, the reaction force positioning device provided in this embodiment includes a first vertical rod 1, a second vertical rod 2 and a cross beam 3, two ends of the cross beam 3 respectively with the first vertical rod 1 and the second vertical rod 2 can be detached and fixed, a first fixing piece 4 is arranged at the bottom of the first vertical rod 1, a second fixing piece 5 is arranged at the bottom of the second vertical rod 2, the first fixing piece 4 is used for fixing the first vertical rod 1 at the top of a bridge 6, and the second fixing piece 5 is used for fixing the second vertical rod 2 at the top of the bridge 6.

The counter-force positioning device provided by the embodiment can be used for fixing the steel rail 7 when the reinforced concrete structure overhead and the bridge 6 are paved on a track, and the function of preventing the steel rail 7 from shaking is achieved. In the process of laying the bridge 6, the first fixing piece 4 and the second fixing piece 5 are respectively fixed at proper positions of the tops of the bridges 6 on two sides of the track, so that the cross beam 3 spans the steel rail 7 and is perpendicular to the steel rail 7, and the steel rail 7 is limited and fixed in the vertical direction. The first montant 1 is fixed at the bridge floor through first mounting 4, the second montant 2 is fixed at the bridge floor through second mounting 5, and first montant 1, second montant 2 are fixed with crossbeam 3 both ends respectively, form integral counter-force positioner, crossbeam 3 is mainly pressed down and is fixed rail 7 through the counter-force that the bridge floor rocked the production, can prevent effectively that rail 7 from producing the problem of rocking from top to bottom because the bridge floor shakes, thereby at the in-process of follow-up pouring railway roadbed, but the relative difference in height of accurate control rail face to bridge floor promotes track construction precision.

In order to facilitate the adjustment of the height position of the cross member 3 so that the cross member 3 meets the installation requirements, said cross member 3 is movable up and down along said first vertical bar 1 and said second vertical bar 2. During installation and use, the cross beam 3 firstly moves downwards along the first vertical rod 1 and the second vertical rod 2, so that the cross beam 3 is tightly attached to the top surface of the steel rail 7, and then two ends of the cross beam 3 are respectively fixed with the first vertical rod 1 and the second vertical rod 2 through nuts 8, so that the cross beam 3 positions the steel rail 7 in the vertical direction.

This embodiment optimizes above-mentioned technical scheme, as shown in fig. 2, the both ends of crossbeam 3 are equipped with mounting hole 9, first montant 1 with second montant 2 are installed respectively in mounting hole 9 at crossbeam 3 both ends, just first montant 1 can with nut 8 cooperation will first montant 1 with crossbeam 3 is fixed, second montant 2 can with nut 8 cooperation will second montant 2 with crossbeam 3 is fixed. Threads are arranged on the first vertical rod 1 and the second vertical rod 2, the first vertical rod 1 and the second vertical rod 2 respectively penetrate through corresponding mounting holes 9 on the cross beam 3, so that the cross beam 3 is in close contact with the top surface of the steel rail 7, and then nuts 8 are respectively mounted on the first vertical rod 1 and the second vertical rod 2 and screwed down. Through threaded connection, realize that crossbeam 3 can dismantle with first montant 1 and second montant 2 and be connected, the installation of the device of being convenient for, regulation and dismantlement. Preferably, the first vertical rod 1 and the second vertical rod 2 are both connecting screw rods.

Wherein, the cross beam 3 is preferably channel steel, I-steel or square steel, and the cross beam 3 is preferably channel steel, I-steel or square steel. The first fixing member 4 and the second fixing member 5 are expansion bolts or chemical bolts.

The specific installation and use process is as follows: firstly, determining proper fixing points according to the positions of rail panel supporting frames, respectively implanting expansion bolts into bridge decks on two sides of a steel rail 7 to fix the expansion bolts on the tops of the bridges 6, respectively vertically fixing a first vertical rod 1 and a second vertical rod 2 on the corresponding expansion bolts through welding, respectively installing a cross beam 3 on the first vertical rod 1 and the second vertical rod 2 through mounting holes 9 on two ends, enabling the cross beam 3 to be in close contact with the steel rail 7, and then respectively fixing two ends of the cross beam 3 on the first vertical rod 1 and the second vertical rod 2 by using nuts 8 and fastening the cross beam 3 in place according to requirements to form an integral type counter-force positioning device to fix the rail panels. After the ballast bed is poured, the first vertical rod 1, the second vertical rod 2 and the cross beam 3 can be dismantled after the concrete is initially set.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. A reaction force positioning device, characterized in that: including first montant, second montant and crossbeam, the both ends of crossbeam respectively with first montant with the second montant can dismantle fixedly, the bottom of first montant is equipped with first mounting, the bottom of second montant is equipped with the second mounting, first mounting is used for with first montant is fixed at the bridge top, the second mounting is used for with the second montant is fixed at the bridge top.

2. The reaction force positioning device of claim 1 wherein the cross member is movable up and down along the first and second vertical bars.

3. The reaction force positioning device according to claim 2, wherein mounting holes are formed in two ends of the cross beam, the first vertical rod and the second vertical rod are mounted in the mounting holes in two ends of the cross beam respectively, the first vertical rod can be matched with a nut to fix the first vertical rod with the cross beam, and the second vertical rod can be matched with the nut to fix the second vertical rod with the cross beam.

4. A reaction force positioning device according to any one of claims 1 to 3 wherein the cross beam is a channel steel, i-steel or square steel.

5. A reaction force positioning device according to any one of claims 1 to 3 wherein the first and second vertical bars are each a connecting screw.

6. The reaction force positioning device of claim 1 wherein the first and second securing members are expansion bolts.

7. The reaction force positioning device of claim 1 wherein the first and second securing members are chemical anchors.