CN215204899U

CN215204899U - Trailer device

Info

Publication number: CN215204899U
Application number: CN202121200524.7U
Authority: CN
Inventors: 赵国荣; 谭政; 王志刚; 高志鹏; 李录文; 张贝; 郭琦; 陈雄; 王克军; 张磊; 路强; 王卫勇
Original assignee: CRRC Shijiazhuang Co Ltd
Current assignee: CRRC Shijiazhuang Co Ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-17
Anticipated expiration: 2031-05-31

Abstract

The utility model provides a trailer device belongs to material and pulls technical field, including pressing from both sides tight seat, cam part and haulage rope. The clamping seat is provided with a connecting plate. The cam piece is rotatably connected to the clamping seat, the cam piece and the connecting plate are located on the same side of the clamping seat, and a rope groove is formed in the side wall of the cam piece; the rope groove is used for shortening the clearance between the rope groove and the connecting plate by means of the movement of the cam piece; the cam piece is connected the rope through the bolt and is used for driving the carrier loader to move. The haulage rope wears to establish between grooving and connecting plate, and the cam piece motion is used for spacing the haulage rope between grooving and connecting plate. The utility model provides a pair of thereby can carry out pulling of stable spacing completion carrier loader with the haulage rope through changing the relative position of cam piece for pressing from both sides tight seat among the trailer device, the structure is comparatively simple to safe and reliable.

Description

Trailer device

Technical Field

The utility model belongs to the technical field of the material pulls, more specifically says, relates to a trailer device.

Background

In a railway wagon overhaul and manufacturing enterprise, the wagon needs to be transferred between workshops and procedures due to the large volume of the wagon and the large number of procedures for production of the enterprise. Traditional trailer operation adopts the hoist engine to lead the car through the couple, needs double or three person's operations even, and alone direct operation hoist engine starts, and alone the couple operation of going on, alone observes the condition that leads the car.

When freight train and couple distance are far away, need the couple personnel to drag the couple to the freight train position manually, carry out the trailer operation again, this process consumption time is longer, and operating personnel runs back and forth simultaneously, and it is great to consume physical power.

When the distance between the plants is long and the environment of the plant is complex, the instruction transmission is not in place due to the fact that only shouting is needed, the winch is started and stopped frequently, the failure of the winch is more, and therefore how to safely and reliably lead the truck to be pulled is a problem which needs to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a trailer device aims at solving the problem that can't be safe and reliable lead the car.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a trailer arrangement comprising:

the clamping seat is provided with a connecting plate;

the cam piece is rotatably connected to the clamping seat, the cam piece and the connecting plate are positioned on the same side of the clamping seat, and a rope groove is formed in the side wall of the cam piece; the rope groove is used for shortening the clearance between the rope groove and the connecting plate by means of the movement of the cam piece; the cam piece is connected with the rope through a bolt and used for driving the carrying vehicle to move;

the traction rope is arranged between the rope groove and the connecting plate in a penetrating mode, and the cam piece moves to limit the traction rope between the rope groove and the connecting plate.

As another embodiment of the present application, a connecting shaft is arranged on the clamping seat and the cam member in a penetrating manner, and the cam member rotates around the center line of the connecting shaft.

As another embodiment of the application, the number of the cam pieces is multiple, and the tops of the cam pieces are provided with connecting holes for bolting connecting ropes.

As another embodiment of the application, the connecting shaft is arranged between the connecting hole and the traction rope, and the traction rope drives the cam piece to rotate and is matched with the connecting plate to clamp the traction rope.

As another embodiment of the application, a plurality of clamping grooves are formed in the connecting plate, and the clamping grooves are matched with the rope grooves and used for clamping the traction rope.

As another embodiment of the application, the rope groove and the clamping groove are both arc-shaped, and the center line of the clamping groove and the center line of the rope groove are arranged at intervals and in parallel.

As another embodiment of the application, a limiting groove is formed in the connecting plate in the length direction, and the limiting groove is used for limiting the traction rope in the rope groove.

As another embodiment of the present application, a guide ring for a connection rope to pass through is fixed on the clamping seat.

As another embodiment of the application, one side of the clamping seat is provided with a winch and a plurality of fixed pulleys for driving the traction rope to move, and the traction rope is wound on the plurality of fixed pulleys.

As another embodiment of the application, the connecting plate is fixed on the clamping seat in a welding mode.

The utility model provides a pair of trailer device's beneficial effect lies in: compared with the prior art, the utility model relates to a be equipped with the connecting plate on pressing from both sides tight seat among trailer device, the cam part rotates to be connected on pressing from both sides tight seat, has seted up the grooving on the lateral wall of cam part, wears to be equipped with the haulage rope at the grooving.

When the cam piece rotates for pressing from both sides tight seat, because the interval between grooving and the connecting plate can reduce gradually, final haulage rope is spacing between grooving and connecting plate, because the haulage rope is in the state of a motion, consequently the haulage rope can drive cam piece and press from both sides tight seat motion, and the motion of cam piece can be through connecting the rope and finally dragging the carrier loader. Thereby can carry out the pulling of stable spacing completion carrier loader with the haulage rope through changing the relative position of cam piece for pressing from both sides tight seat in this application, the structure is comparatively simple to safe and reliable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a trailer device according to an embodiment of the present invention;

fig. 2 is a schematic view illustrating a connection between the cam member and the clamping seat according to an embodiment of the present invention;

fig. 3 is a schematic view illustrating a connection between a clamping seat and a connecting plate according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a cam member according to an embodiment of the present invention.

In the figure: 1. a guide ring; 2. a cam member; 3. a connecting plate; 4. an inductor; 5. a fixed pulley; 6. a hauling rope; 7. a winch; 8. connecting ropes; 9. a clamping seat; 10. a clamping groove; 11. a connecting shaft; 12. a limiting groove; 13. connecting holes; 14. rope grooves.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 4, a trailer apparatus according to the present invention will be described. A trailer arrangement comprises a clamping shoe 9, a cam member 2 and a traction rope 6. The clamping seat 9 is provided with a connecting plate 3. The cam piece 2 is rotatably connected to the clamping seat 9, the cam piece 2 and the connecting plate 3 are positioned on the same side of the clamping seat 9, and a rope groove 14 is formed in the side wall of the cam piece 2; the rope groove 14 serves to shorten the clearance with the connecting plate 3 by the movement of the cam member 2; the cam piece 2 is connected with the rope 8 through bolting and is used for driving the carrying vehicle to move. The hauling cable 6 is arranged between the rope groove 14 and the connecting plate 3 in a penetrating mode, and the cam piece 2 moves to limit the hauling cable 6 between the rope groove 14 and the connecting plate 3.

The utility model provides a pair of trailer device's beneficial effect lies in: compared with the prior art, the utility model relates to a be equipped with connecting plate 3 on pressing from both sides tight seat 9 among trailer device, cam piece 2 rotates to be connected on pressing from both sides tight seat 9, has seted up grooving 14 on the lateral wall of cam piece 2, wears to be equipped with haulage rope 6 in grooving 14.

When the cam member 2 rotates relative to the clamping seat 9, because the distance between the rope groove 14 and the connecting plate 3 is gradually reduced, the traction rope 6 is limited between the rope groove 14 and the connecting plate 3 finally, because the traction rope 6 is in a moving state, the traction rope 6 drives the cam member 2 and the clamping seat 9 to move, and the movement of the cam member 2 finally drags the carrier loader through the connecting rope 8. Through changing the relative position of cam piece 2 for pressing from both sides tight seat 9 in this application, thereby can carry out pulling of stable spacing completion carrier loader with haulage rope 6, the structure is comparatively simple to safe and reliable.

As a specific embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 4, the connecting shaft 11 is inserted into the clamping seat 9 and the cam member 2, and the cam member 2 rotates around the central line of the connecting shaft 11. In order to make cam piece 2 can stably rotate around pressing from both sides tight seat 9, can all seted up the through-hole in cam piece 2 and the specific position of pressing from both sides tight seat 9, connecting axle 11 runs through two through-holes in proper order, with connecting axle 11 and cam piece 2 with press from both sides tight seat 9 grafting cooperation, can change corresponding part through dismantling, be convenient for maintain.

As a specific embodiment of the present invention, please refer to fig. 1 and 2, the number of the cam members 2 is plural, and the top of the cam members 2 is provided with a connecting hole 13 for bolting the connecting rope 8. The cohesive force of the traction rope 6 can be effectively improved by arranging the cam members 2, and the problem that the traction rope 6 slips from the rope groove 14 and the connecting plate 3 when only one cam member 2 is arranged is solved.

In the present application, two sensors 4 are provided on the traction rope 6, and the sensors 4 are used to brake the hoist 7 when moving to a specific position of the fixed sheave 5.

As a specific embodiment of the present invention, please refer to fig. 1 and 4, the connecting shaft 11 is disposed between the connecting hole 13 and the pulling rope 6, and the pulling rope 6 drives the cam member 2 to rotate and cooperate with the connecting plate 3 to clamp the pulling rope 6. The top of the cam piece 2 is provided with the connecting hole 13, the connecting rope 8 is bolted to the connecting hole 13, after the connecting rope 8 is connected to the carrier vehicle, due to the fact that the carrier vehicle is loaded with goods, certain resistance can be generated on the cam piece 2, the resistance can drive the cam piece 2 to swing, the swing of the cam piece 2 can shorten the distance between the cam piece 2 and the connecting plate 3, and therefore the acting force between the rope groove 14 and the traction rope 6 is improved, and therefore when the load of the carrier vehicle is higher, the cohesive force of the rope groove 14 and the connecting plate 3 on the traction rope 6 is larger, and therefore certain self-applicability is achieved.

As a specific embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 3, a plurality of clamping grooves 10 are disposed on the connecting plate 3, and the clamping grooves 10 and the rope grooves 14 cooperate to clamp the traction rope 6. In order to be able to effectively clamp the traction rope 6, the rope groove 14 itself is an arc-shaped groove, and if the connecting plate 3 is a straight plate, the contact area between the connecting plate 3 and the traction rope 6 is limited, which ultimately leads to a failure of the connection. For this purpose, a clamping groove 10 is provided in the connecting plate 3, the center line of the clamping groove 10 being arranged coaxially but parallel to the center line of the connecting shaft 11, so that the pulling rope 6 bends in the clamping groove 10 and increases the contact surface with the rope groove 14 when the cam element 2 swings.

As a specific embodiment of the present invention, please refer to fig. 1 to 4 together, the rope groove 14 and the clamping groove 10 are both arc-shaped, and the center line of the clamping groove 10 is spaced from the center line of the rope groove 14 and is parallel to the center line. In order to realize the self-adaptive adjustment of the angle of the cam piece 2 relative to the clamping seat 9 according to different loads of the carrier vehicle, the distance between the rope groove 14 and the clamping groove 10 is changed along with the swinging angle of the cam piece 2, so that the acting force for clamping the traction rope 6 can be automatically changed.

As a specific embodiment of the present invention, please refer to fig. 3, a limiting groove 12 is provided along the length direction of the connecting plate 3, and the limiting groove 12 is used for limiting the pulling rope 6 in the rope groove 14. Other equipment such as haulage rope 6 need be connected hoist engine 7 can drive the motion of pressing from both sides tight seat 9, in order to guarantee that haulage rope 6 self has certain joint strength, selects for use the wire rope that stranded steel wire winding formed under the normal conditions. Since the cross section of the pulling rope 6 is approximately circular, in order to improve the friction force between the pulling rope 6 and the cam member 2, a rope groove 14 is formed at a specific position of the cam member 2, one part of the pulling rope 6 is positioned in the rope groove 14, the other part of the pulling rope is positioned outside the rope groove 14, and the part positioned outside the rope groove 14 is used for contacting with the limiting groove 12 on the connecting plate 3, so that the contact area between the pulling rope 6 and the cam member 2 is improved.

In order to increase the effective contact area between the traction rope 6 and the connecting plate 3, a limiting groove 12 is formed in the side surface of the connecting plate 3 opposite to the cam member 2, and the limiting groove 12 is used for limiting the position of the traction rope 6 so as to ensure that the traction rope 6 can be stably limited in the inner side of the rope groove 14 when the cam member 2 rotates.

As a specific embodiment of the present invention, please refer to fig. 1 and 2, a guide ring 1 for connecting the rope 8 is fixed on the clamping seat 9. Because the number of the cam pieces 2 is multiple, the connecting holes 13 on each cam piece 2 are bolted with the connecting ropes 8, and because of different positions, if the guide ring 1 is not arranged, the traction force on the carrier vehicle is possibly different, and the carrier vehicle is possibly twisted. And through setting up guide ring 1, many connect rope 8 and all pass guide ring 1 and be connected with the carrier loader, finally guaranteed the unanimity to carrier loader traction force.

As a specific embodiment of the present invention, please refer to fig. 1, a winch 7 and a plurality of fixed pulleys 5 for driving the pulling rope 6 to move are disposed on one side of the clamping seat 9, and the pulling rope 6 is wound on the fixed pulleys 5. The winch 7 finally drives the carrier vehicle to move through the traction rope 6 and the clamping seat 9, and in order to ensure that the traction rope 6 has certain tension and change the movement direction of the traction rope 6, a plurality of fixed pulleys 5 are arranged on the inner side of the traction rope 6, and the carrier vehicle is ensured to move according to a specific direction through the fixed pulleys 5.

As a specific embodiment of the trailer device provided in the present invention, please refer to fig. 3, the connecting plate 3 is welded and fixed on the clamping seat 9. Through welded fastening, enough connection strength between the clamping seat 9 and the connecting plate 3 can be guaranteed, the reliability of connection between the clamping seat 9 and the connecting plate 3 is guaranteed, and the clamping seat 9 and the connecting plate 3 are connected through full welding.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A trailer apparatus, comprising:

the clamping seat is provided with a connecting plate;

2. The trailer apparatus as claimed in claim 1, wherein a connecting shaft is provided through the clamping holder and the cam member, and the cam member is rotated around a center line of the connecting shaft.

3. The trailer device as claimed in claim 2, wherein the number of the cam members is plural, and the top of the plural cam members is provided with a connecting hole for bolting a connecting rope.

4. A trailer arrangement as claimed in claim 3 wherein said coupling shaft is disposed between said coupling aperture and said pull line, said pull line driving rotation of said cam member into engagement with said coupling plate to clamp said pull line.

5. A trailer arrangement as claimed in claim 3 wherein said web defines a plurality of gripping grooves, said gripping grooves cooperating with said rope grooves for gripping said towing rope.

6. A trailer arrangement as claimed in claim 5 wherein said rope groove and said clamping groove are arcuate, the centre line of said clamping groove being spaced from and parallel to the centre line of said rope groove.

7. The trailer device as claimed in claim 1, wherein a limiting groove is formed along the length direction of the connecting plate, and the limiting groove is used for limiting the traction rope in the rope groove.

8. A trailer arrangement as claimed in claim 1 wherein a guide ring is secured to the clamping shoe for passage of a connecting line.

9. The trailer apparatus as claimed in claim 1, wherein a hoist for driving the traction rope to move and a plurality of fixed pulleys are provided at one side of the clamping base, and the traction rope is wound around the plurality of fixed pulleys.

10. A trailer arrangement as claimed in claim 1 wherein said web is welded to said clamping blocks.