CN213112254U

CN213112254U - Rail clamping device

Info

Publication number: CN213112254U
Application number: CN202020709716.XU
Authority: CN
Inventors: 林旭; 范宇飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-03
Filing date: 2020-05-03
Publication date: 2021-05-04
Anticipated expiration: 2030-05-03

Abstract

The utility model discloses a rail clamping device, belonging to rail connection equipment, comprising a cross arm, a rail clamping arm, a telescopic shaft, a roller, an opening and closing oil cylinder and the like, wherein one end of the cross arm is detachably fixed on engineering equipment through a mounting part, and the other end of the cross arm is arranged in a hanging way; the number of the rail clamping arms is two, and the two rail clamping arms are arranged on the cross arm in a swinging mode through the mounting shaft; the outer end of the rail clamping arm is provided with a rotating shaft seat; the telescopic shaft is arranged on the rotating shaft seat in a threaded and position-adjustable manner; the roller is rotatably arranged at the tail end of the telescopic shaft; the opening and closing oil cylinder is arranged between the two rail clamping arms and used for driving the rail clamping arms to open and close, the rail clamping devices can be automatically opened and closed by controlling the expansion and contraction of the opening and closing oil cylinder, and the rollers are connected with the rails in a sliding mode. The utility model provides a press from both sides rail ware adopts novel drive mode and arranges the scheme, when making the reduction of whole size, is fit for automated control, possesses to press from both sides advantages such as tight firm, reliable operation.

Description

Rail clamping device

Technical Field

The utility model relates to a machinery fixed connection is equipped, specifically is a rail clamping device.

Background

In tunnel construction or building construction, movement of large equipment is often performed by means of a preset track, such as a crane, a maintenance vehicle, a large milling and excavating machine, and the like. Because the equipment has large volume and heavy weight, the equipment is easy to cause side turning and construction accidents due to external impact and interference under the full-load working state. In the prior art, there are a variety of rail clamps, for example: the rail clamping device (application No. 201821501129.0), the steering wheel type rail clamping device (application No. 201821112133.8) and the like can meet part of construction requirements, but the technical problems that: 1) the driving device and the clamping device are separately arranged up and down, so that the structure is not compact, the size is large, and the transportation and the installation are inconvenient; 2) the driving mode adopts a lifting mode, so that the clamp arm is inconvenient to automatically control and needs manual operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rail clamping device, through the flexible automatic opening and closing that can realize rail clamping device of control hydro-cylinder that opens and shuts, utilize gyro wheel and track sliding connection, this rail clamping device adopts novel drive mode and arranges the scheme, when making the reduction of whole size, is fit for automated control, possesses to press from both sides advantages such as tight, reliable operation.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a rail clamping device includes xarm, clamp rail arm, telescopic shaft, gyro wheel and opens and shuts the hydro-cylinder, wherein: one end of the cross arm is detachably fixed on the engineering equipment through a mounting piece, and the other end of the cross arm is arranged in a suspended manner; the number of the rail clamping arms is two, and the two rail clamping arms are arranged on the cross arm in a swinging mode through the mounting shaft; the outer end of the rail clamping arm is provided with a rotating shaft seat; the telescopic shaft is arranged on the rotating shaft seat in a position-adjustable manner through threads; the roller is rotatably arranged at the tail end of the telescopic shaft; the opening and closing oil cylinder is arranged between the two clamping rail arms and is used for driving the opening and closing of the clamping rail arms.

Preferably, one side that the rail clamping arm is close to the installation axle is provided with the hinge post, the both ends of the hydro-cylinder that opens and shuts are installed on two hinge posts through articulated seat and hinge ring respectively.

Preferably, the other side of the rail clamping arm close to the mounting shaft is provided with a sliding groove.

Preferably, still include the synchronizer with sliding tray cooperation work, synchronizer includes mount pad, guide bar, connecting plate and connecting axle, wherein: the guide rod is vertically installed on the cross arm through the installation seats on two sides, the connecting plate is sleeved on the guide rod in a sliding mode, and two ends of the connecting plate are connected with the sliding grooves through connecting shafts.

Preferably, the telescopic shaft consists of a bolt and a nut, and the bolt sequentially passes through the mounting hole of the roller and the threaded hole of the rotating shaft seat and is mounted and positioned through the nut at the tail end.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a control oil cylinder that opens and shuts is flexible can realize pressing from both sides the automatic angle of clamp rail ware that opens and shuts, only needs the flexible length of control to control and presss from both sides the rail arm and realize different tight angles of clamp, is fit for not unidimensional track. The rail clamping device is connected with the rail in a sliding mode through the idler wheels, and moving operation of the engineering vehicle is facilitated. This rail clamping device adopts novel drive mode and arranges the scheme, when making whole size reduce, is fit for automated control, possesses advantages such as press from both sides tightly firmly, reliable operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a schematic structural view of the telescopic shaft of the present invention;

fig. 4 is a schematic structural view of the middle roller of the present invention.

In the figure: the device comprises a 1-cross arm, a 2-rail clamping arm, a 3-telescopic shaft, a 4-roller, a 5-opening and closing oil cylinder, a 6-synchronizing device, a 101-mounting piece, a 102-mounting shaft, a 201-rotating shaft seat, a 202-hinged column, a 203-sliding groove, a 301-bolt, a 302-nut, a 401-mounting hole, a 501-hinged seat, a 502-hinged ring, a 601-mounting seat, a 602-guide rod, a 603-connecting plate and a 604-connecting shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Example one

As shown in fig. 1 to 4, the rail clamping device includes a cross arm 1, a rail clamping arm 2, a telescopic shaft 3, a roller 4 and an opening and closing cylinder 5, in fig. 1, one end of the cross arm 1 is detachably fixed on engineering equipment through a mounting part 101, the other end of the cross arm 1 is suspended, the engineering equipment can be rail moving equipment such as an inspection vehicle, a maintenance vehicle, a cleaning vehicle and an excavator, and the mounting part 101 can be a screw, a bolt or the like. The quantity that presss from both sides rail arm 2 is two, but two clip rail arms 2 are installed on xarm 1 through installation axle 102 wobbling, in this embodiment, it is two-layer plate structure to press from both sides rail arm 2, the middle part is provided with installation space, the outer end that presss from both sides rail arm 2 is provided with pivot seat 201, the middle part of pivot seat 201 is provided with the screw hole, telescopic shaft 3 passes through the screw thread, position adjustable installs on pivot seat 201, the length that spills can be adjusted to telescopic shaft 3, the rotatable setting of gyro wheel 4 is at the end of telescopic shaft 3, open and shut hydro-cylinder 5 is installed and is used for the drive to press from both sides opening and shutting of rail arm.

Specifically, one side of the rail clamping arm 2 close to the mounting shaft 102 is provided with a hinge column 202, in fig. 1, a cylinder body portion of the opening and closing oil cylinder 5 is mounted on the hinge column 202 on one side through a hinge base 501, a cylinder rod portion of the opening and closing oil cylinder 5 is mounted on the hinge column 202 on the other side through a hinge ring 502, and the opening and closing movement of the rail clamping arm 2 is realized by controlling the expansion and contraction of the opening and closing oil cylinder 5, so as to drive the roller 4 to be movably connected with the rail.

Example two

As shown in fig. 2, on the basis of the first embodiment, a synchronization device 6 cooperating with the sliding groove 203 is provided, the synchronization device 6 includes a mounting seat 601, a guide rod 602, a connecting plate 603, and a connecting shaft 604, wherein: the guide rod 602 is vertically installed on the cross arm 1 through the installation seats 601 on both sides, the connecting plate 603 is slidably sleeved on the guide rod 602, both ends of the connecting plate 603 are connected with the sliding groove 203 through the connecting shaft 604, and the sliding groove 203 is arranged on the other side of the rail clamping arm 2 close to the installation shaft 102.

Specifically, all be provided with the sliding tray 203 on the clamp rail arm 2 of both sides, the level is provided with connecting axle 604 between two sliding trays 203, and two connecting axle 604 horizontal installations are on connecting plate 603, can drive two clamp rail arms 2 synchronous oscillation in step through moving connecting plate 603 on guide bar 602, and at this moment, clamp rail arm 2 has set up two synchronization points: the hinged column 202 and the sliding groove 203 ensure that the rail clamping arm 2 is smoothly opened and closed under the driving of the opening and closing oil cylinder 5.

EXAMPLE III

As shown in fig. 3 and 4, the telescopic shaft 3 is composed of a bolt 301 and a nut 302, and the bolt 301 passes through the mounting hole 401 of the roller 4 and the threaded hole of the rotating shaft seat 201 in sequence and is mounted and positioned by the end nut 302. Specifically, the position of the roller 4 can be adjusted by adjusting the extension length of the bolt 301, so that the roller 4 can slide along the steel rail when the whole machine moves, and the whole machine is prevented from being accidentally tipped over.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rail clamping device, its characterized in that includes xarm (1), clamp rail arm (2), telescopic shaft (3), gyro wheel (4) and open and shut hydro-cylinder (5), wherein:

one end of the cross arm (1) is detachably fixed on engineering equipment through a mounting piece (101), and the other end of the cross arm (1) is arranged in a suspended mode;

the number of the rail clamping arms (2) is two, and the two rail clamping arms (2) are arranged on the cross arm (1) in a swinging mode through the mounting shaft (102);

a rotating shaft seat (201) is arranged at the outer end of the rail clamping arm (2);

the telescopic shaft (3) is arranged on the rotating shaft seat (201) through threads and is adjustable in position;

the roller (4) is rotatably arranged at the tail end of the telescopic shaft (3);

the opening and closing oil cylinder (5) is arranged between the two rail clamping arms (2) and is used for driving the rail clamping arms (2) to open and close.

2. The rail clamping device as claimed in claim 1, wherein a hinge column (202) is arranged on one side of the rail clamping arm (2) close to the mounting shaft (102), and two ends of the opening and closing oil cylinder (5) are respectively mounted on the two hinge columns (202) through a hinge seat (501) and a hinge ring (502).

3. The rail clamp according to claim 2, characterized in that the other side of the rail clamping arm (2) close to the mounting shaft (102) is provided with a sliding groove (203).

4. The rail clamp according to claim 3, further comprising a synchronizing device (6) cooperating with the sliding groove (203), the synchronizing device (6) comprising a mounting seat (601), a guide rod (602), a connecting plate (603) and a connecting shaft (604), wherein: the guide rod (602) is vertically installed on the cross arm (1) through the installation seats (601) on two sides, the connecting plate (603) is sleeved on the guide rod (602) in a sliding mode, and two ends of the connecting plate (603) are connected with the sliding groove (203) through connecting shafts (604).

5. The rail clamp according to claim 4, characterized in that the telescopic shaft (3) is composed of a bolt (301) and a nut (302), the bolt (301) sequentially passes through the mounting hole (401) of the roller (4) and the threaded hole of the rotating shaft seat (201) and is mounted and positioned through the nut (302) at the tail end.