CN219260601U

CN219260601U - Railway rail connecting piece

Info

Publication number: CN219260601U
Application number: CN202320883752.1U
Authority: CN
Inventors: 严留锁; 严成; 杨运国; 严小俊
Original assignee: Changzhou Liwei Railway Equipment Co ltd
Current assignee: Changzhou Liwei Railway Equipment Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-06-27
Anticipated expiration: 2033-04-19

Abstract

The utility model relates to the technical field of railway steel rail connectors, in particular to a railway steel rail connector, wherein a connecting plate is movably arranged in a first chute at the front side, and a limiting plate is fixedly arranged in the middle of the connecting plate; the screw rod is screwed in the first chute at the front side by using a bearing, threads on the screw rod are oppositely arranged from the middle to the upper side and the lower side, two limiting blocks are respectively screwed on the upper side and the lower side of the screw rod by threads, the front side and the rear side of the limiting blocks are propped against the inner wall of the first chute, the upper side and the lower side of the connecting plate are slidably arranged on the inclined surface of the limiting blocks, the adjusting rod is screwed at the bottom of the steel rail body by using the bearing, and the adjusting rod is screwed with the screw rod by using a bevel gear set; the two sliding blocks are respectively arranged on the upper side and the lower side in the first sliding groove in a sliding way, threaded holes are formed in one side of the two sliding blocks, the two baffle plates are respectively fixedly arranged on the upper side and the lower side of the connecting plate, and the two baffle plates are respectively provided with positioning holes in a penetrating way; and when in construction, constructors guide and position the steel rail joints through the connecting pieces, so that the butt joint construction of the steel rail joints is facilitated.

Description

Railway rail connecting piece

Technical Field

The utility model relates to the technical field of railway steel rail connectors, in particular to a railway steel rail connector.

Background

With the rapid development of urban rail transit systems in recent years, the shortage of urban traffic jam is effectively relieved, the travel of passengers is greatly facilitated, the existing rail joint construction is that a joint clamping plate or a fish tail clamping plate is used for connecting a front rail and a rear rail at the rail web positions on two sides of the rails, and a bolt, a nut, a gasket and other fasteners are used for fastening and connecting a second joint clamping plate or a fish tail clamping plate, so that the front rail and the rear rail can be connected, the stability of a traveling crane is ensured, however, when the joint clamping plate or the fish tail clamping plate is used, a plurality of constructors are required to adjust the positions of the rails, so that the two rail joints are aligned, time and labor are consumed, and therefore, a railway rail connecting piece is needed to solve the problems.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art, and provides a railway steel rail connecting piece with reasonable design.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: it comprises a steel rail body; the front side and the rear side of the steel rail body are provided with a first sliding chute, and the steel rail body on the upper side and the lower side of the first sliding chute is provided with a second sliding chute;

it also comprises:

the connecting plate is movably arranged in the first sliding groove at the front side, and the limiting plate is fixedly arranged in the middle of the connecting plate;

the screw rod is screwed in the first sliding groove at the front side by using a bearing, threads on the screw rod are oppositely arranged from the middle to the upper side and the lower side, two limiting blocks are screwed on the upper side and the lower side of the screw rod respectively, the front side and the rear side of each limiting block are propped against the inner wall of the first sliding groove, the upper side and the lower side of each connecting plate are slidably arranged on the inclined surface of each limiting block, an adjusting rod is screwed at the bottom of the steel rail body by using a bearing, and the adjusting rod is screwed with the screw rod by using a bevel gear set;

the two sliding blocks are respectively arranged on the upper side and the lower side in the first sliding groove in a sliding mode, threaded holes are formed in one side of the two sliding blocks, two baffle plates are respectively fixedly arranged on the upper side and the lower side of the connecting plate, positioning holes are formed in the two baffle plates in a penetrating mode, the connecting plate is screwed into the threaded holes through the two bolts through the positioning holes, and the connecting plate is fixed between the two sliding blocks.

Preferably, the front side of connecting plate on set up the movable hole, be equipped with the screw thread in the movable hole, the movable rod screw thread connects soon in the movable hole, the tooth's socket has been seted up to the rear end of movable rod, the dwang utilizes the bearing to connect soon in the connecting plate, and the tooth's socket has been seted up in the centre of dwang, tooth's socket on the dwang meshes with the tooth's socket on the movable rod and sets up, all seted up the trompil on the connecting plate of both sides about the dwang, two gag lever posts slide respectively and set up in the trompil, the one end of two gag lever posts is the screw thread respectively and is connected at the upper and lower both ends of dwang soon.

Preferably, the two sliding grooves II are movably provided with a supporting plate.

Preferably, an oil inlet hole is formed in the left steel rail body of the sliding groove in a penetrating mode, and a rubber plug is arranged at an opening of the oil inlet hole.

Preferably, the front side of the connecting plate is obliquely arranged.

Compared with the prior art, the utility model has the beneficial effects that: according to the railway steel rail connecting piece, constructors can guide and position the connecting piece during construction, so that the butt joint construction of the steel rail joints is facilitated.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of the connection plate in the present utility model.

Fig. 3 is a schematic structural view of a screw rod, a limiting block and a connecting plate in the utility model.

Fig. 4 is a schematic structural view of the rail body, the slider, the stopper and the stopper rod according to the present utility model.

Reference numerals illustrate:

the steel rail comprises a steel rail body 1, a first sliding groove 2, a second sliding groove 3, a connecting plate 4, a limiting plate 5, a screw rod 6, a limiting block 7, an adjusting rod 8, a sliding block 9, a baffle 10, a positioning hole 11, a movable hole 12, a movable rod 13, a rotating rod 14, an opening 15, a limiting rod 16, a supporting plate 17 and an oil inlet hole 18.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, in which preferred embodiments in the description are given by way of example only, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.

As shown in fig. 1-4, the following technical scheme is adopted in the specific embodiment: it comprises a steel rail body 1; the front side and the rear side of the steel rail body 1 are provided with a first chute 2, and the steel rail body 1 on the upper side and the lower side of the first chute 2 is provided with a second chute 3;

it also comprises:

the connecting plate 4 is movably arranged in the chute I2 at the front side, and the limiting plate 5 is fixedly arranged in the middle of the connecting plate 4;

the screw rod 6 is screwed in the first sliding groove 2 at the front side by using a bearing, threads on the screw rod 6 are oppositely arranged at the upper side and the lower side from the middle, two limiting blocks 7 are respectively screwed on the upper side and the lower side of the screw rod 6, the front side and the rear side of each limiting block 7 are propped against the inner wall of the first sliding groove 2, the upper side and the lower side of each connecting plate 4 are slidably arranged on the inclined surface of each limiting block 7, an adjusting rod 8 is screwed at the bottom of a steel rail body by using a bearing, the adjusting rod 8 is screwed with the screw rod 6 by using a bevel gear set, the adjusting rod 8 rotates the screw rod 6 by using the bevel gear set, so that the two limiting blocks 7 slide on the screw rod 6, the distance between the two limiting blocks 7 is changed, the connecting plate 4 slides in the first sliding groove 2, the limiting plates 5 are driven by the connecting plate 4, the distance between the limiting plates 5 and the steel rail bodies 1 is controlled, and the other steel rail bodies 1 are in contact when the limiting plates 5 are inserted in the first sliding groove 2 of the other steel rail bodies 1, and the distance between the contact positions of the two steel rail bodies 1 is fixed;

the two sliding blocks 9 are arranged on the upper side and the lower side in the first sliding groove 2 in a sliding mode, threaded holes are formed in one side of the two sliding blocks 9, two baffle plates 10 are fixedly arranged on the upper side and the lower side of the connecting plate 4 respectively, positioning holes 11 are formed in the two baffle plates 10 in a penetrating mode, the connecting plate 4 penetrates through the positioning holes 11 through two bolts and is screwed into the threaded holes in a threaded mode, the two sliding blocks 9 are fixed between the two sliding blocks 9, and convenience is brought to a constructor to detach and replace the connecting plate 4 through the bolts;

the front side of the connecting plate 4 is provided with a movable hole 12, threads are arranged in the movable hole 12, a movable rod 13 is screwed in the movable hole 12, the rear end of the movable rod 13 is provided with tooth grooves, the front end of the movable rod 13 is provided with a threaded rotating rod, the rear end of the movable rod 13 is square in section, the threaded rotating rod is screwed on the rear end of the movable rod 13 through a bearing, a rotating rod 14 is screwed in the connecting plate 4 through a bearing, the middle of the rotating rod 14 is provided with tooth grooves, the tooth grooves on the rotating rod 14 are meshed with the tooth grooves on the movable rod 13, the connecting plate 4 on the upper side and the lower side of the rotating rod 14 are provided with openings 15, two limiting rods 16 are respectively arranged in the openings 15 in a sliding mode, one ends of the two limiting rods 16 are respectively screwed on the upper end and the lower end of the rotating rod 14 in a sliding mode, the two limiting rods 16 are square in section, and therefore when the limiting rods 16 slide in the connecting plate 4, the distance between the limiting rod 16 and the baffle 10 is consistent with the width of the sliding blocks 9, when a constructor installs the connecting plate 4 and finds that the positions of the two sliding blocks 9 are deep in the sliding groove I2, and when the connecting plate 4 is inconvenient to install, the adjusting rod 8 can be rotated firstly to enable the limiting block 7 to be contacted with the sliding block 9, the sliding block 9 is enabled to move a certain distance, the adjusting rod 8 is rotated to enable the sliding block 9 to reset, at the moment, the constructor inserts the connecting plate 4 into the sliding groove I2, the rear side of the connecting plate 4 is enabled to be contacted with the rear side inner wall of the sliding groove I2, the baffle 10 is enabled to be contacted with the sliding block 9, at the moment, the movable rod 13 is enabled to move in the connecting plate 4 through threads, the rear end tooth groove of the movable rod 13 is enabled to drive the rotating rod 14 to rotate, the rotating rod 14 is enabled to enable the two limiting rods 16 to slide in the opening 15 through the threads, therefore, the connecting plate 4 stretches out, the sliding block 9 is clamped between the limiting rod 16 and the baffle 10, constructors can pull the connecting plate 4, the limiting rod 16 drives the sliding block 9 to move to a position close to the opening of the first sliding groove 2, the connecting plate 4 is fixed on the sliding block 9 through bolts, constructors can conveniently install the connecting plate 4, the supporting plates 17 are movably arranged in the second sliding grooves 3, the supporting plates 17 are fixed in the second sliding grooves 3 through bolts, stress can be generated at joints of steel rails during driving, although certain stress can be eliminated through the joint clamping plates or the fish tail clamping plates, the left stress can cause certain effect on the connecting plate 4, the connecting plate 4 can be damaged after a long time, the connecting plate 4 can be helped to bear the stress together through the addition of the supporting plates 17, the effect of the stress on the connecting plate 4 is reduced, the oil inlet 18 is formed by the opening of the first sliding groove 2, the mechanism in the first sliding groove 2 is ensured to be stably operated through the oil inlet 18, dust is prevented from entering the first sliding groove 2 through the rubber plug, the front side of the first sliding groove 2 is inclined, and the other inclined surface of the steel rail is arranged at the front end of the first sliding groove 2, and the front end of the connecting plate is conveniently inserted into the first sliding groove 2 through the inclined joint 1.

When the utility model is used, constructors complete the installation of the previous steel rail body 1, when the next steel rail body 1 is ready to be installed, the adjusting rod 8 is rotated firstly, the adjusting rod 8 rotates the screw rod 6 through the bevel gear group, so that the two limiting blocks 7 slide on the screw rod 6, the distance between the two limiting blocks 7 is changed, the connecting plate 4 slides in the first sliding groove 2, the connecting plate 4 drives the limiting plate 5 to move, the distance between the limiting plate 5 and the steel rail body 1 is controlled, after the next steel rail body 1 is guided and positioned through the connecting plate 4, the front end of the connecting plate 4 is enabled to be in contact with the limiting plate 5 when the front end of the connecting plate 4 is inserted into the first sliding groove 2 of the previous steel rail body 1, the joint distance between the two steel rail bodies 1 is fixed, then the two supporting plates 17 are fixed in the second sliding groove 3 through bolts, and finally the constructors can install other joint clamping plates or fish tail clamping plates.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the screw rod 6 and the limiting block 7 are arranged, and constructors can drive the limiting block 7 to drive the connecting plate 4 to rotate through the adjusting rod 8, so that the distance between the limiting plate 5 and the steel rail body 1 is controlled, and the joint distance of the steel rail body 1 is fixed;

2. the oil inlet hole 18 is arranged, so that constructors can conveniently inject oil into the first chute 2 through the oil inlet hole 18, and a mechanism in the first chute 2 is maintained and can normally operate.

It should be understood that those skilled in the art can make modifications to the technical solutions described in the foregoing embodiments and equivalent substitutions of some technical features, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A railway rail connector comprises a rail body (1); the front side and the rear side of the steel rail body (1) are provided with a first chute (2), and the steel rail body (1) on the upper side and the lower side of the first chute (2) is provided with a second chute (3);

characterized in that it further comprises:

the connecting plate (4) is movably arranged in the first chute (2) at the front side, and the limiting plate (5) is fixedly arranged in the middle of the connecting plate (4);

the screw rod (6) is screwed in the first chute (2) at the front side by using a bearing, threads on the screw rod (6) are oppositely arranged at the upper side and the lower side from the middle, two limiting blocks (7) are screwed on the upper side and the lower side of the screw rod (6) respectively, the front side and the rear side of the limiting blocks (7) are propped against the inner wall of the first chute (2), the upper side and the lower side of the connecting plate (4) are slidably arranged on the inclined surface of the limiting blocks (7), an adjusting rod (8) is screwed at the bottom of the steel rail body (1) by using a bearing, and the adjusting rod (8) is screwed with the screw rod (6) through an umbrella gear set;

the sliding block (9), slider (9) be two, two slider (9) slide respectively and set up the upper and lower both sides in spout one (2), all offer the screw hole on one side of two slider (9), two baffles (10) are fixed respectively and are set up the upper and lower both sides in connecting plate (4), two baffles (10) all link up and have seted up locating hole (11), connecting plate (4) pass locating hole (11) screw thread through two bolts and connect at threaded hole soon, fix between two slider (9).

2. A railway rail connector as in claim 1 wherein: the front side of connecting plate (4) on set up movable hole (12), be equipped with the screw thread in movable hole (12), movable rod (13) screw thread connects in movable hole (12), the tooth's socket has been seted up to the rear end of movable rod (13), dwang (14) utilize the bearing to connect soon in connecting plate (4), and the tooth's socket has been seted up in the centre of dwang (14), tooth's socket on dwang (14) meshes with the tooth's socket on movable rod (13) and sets up, trompil (15) have all been seted up on connecting plate (4) of both sides about dwang (14), two gag lever posts (16) slide respectively and set up in trompil (15), the upper and lower both ends at dwang (14) are screwed respectively to the one end of two gag lever posts (16).

3. A railway rail connector as in claim 1 wherein: a supporting plate (17) is movably arranged in the two sliding grooves (3).

4. A railway rail connector as in claim 1 wherein: an oil inlet hole (18) is formed in the left steel rail body (1) of the first sliding groove (2) in a penetrating mode, and a rubber plug is arranged at an opening of the oil inlet hole (18).

5. A railway rail connector as in claim 1 wherein: the front side of the connecting plate (4) is obliquely arranged.