CN212047354U

CN212047354U - Saddle and piggyback transport vechicle with connecting rod locking mechanism

Info

Publication number: CN212047354U
Application number: CN202020168092.5U
Authority: CN
Inventors: 李权福; 边志宏; 王文刚; 王洪昆; 卢宇星; 王蒙; 方琪琦; 刘寅华; 柳文豪; 李兴
Original assignee: Shenhua Railway Equipment Co Ltd; CRRC Shandong Co Ltd
Current assignee: Shenhua Railway Equipment Co Ltd; CRRC Shandong Co Ltd
Priority date: 2020-02-13
Filing date: 2020-02-13
Publication date: 2020-12-01
Anticipated expiration: 2030-02-13

Abstract

The utility model relates to a saddle and piggyback transport vechicle with connecting rod locking mechanism, including installing the apron at the railway piggyback transport vechicle, the apron rotates with the one end of connecting rod to be connected, and the other end and the actuating mechanism of connecting rod are connected, and actuating mechanism can drive the rotation of connecting rod, the connecting rod is articulated with the one end of spring bolt, and the other end of spring bolt stretches into to be installed in the lock body of apron, and the rotation of connecting rod can drive the spring bolt in the lock body along the radial motion of lock body for locking or loosen male semitrailer towing pin in the lock body, the connecting rod still is connected with the one end of elastic component, and the other end and the cover connection of elastic component are used for keeping the spring bolt to carry on the back transport vechicle with the semitrailer and carry out safe and reliable's being connected.

Description

Saddle and piggyback transport vechicle with connecting rod locking mechanism

Technical Field

The utility model relates to a railway freight car equips technical field, concretely relates to saddle and piggyback transport vechicle with connecting rod locking mechanism.

Background

The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.

Piggyback transportation is a mode of combined transportation of roads and railways, and the railway piggyback transportation can realize seamless butt joint of the roads and the railways and reduce environmental pollution. Railway vehicles transporting road trucks or semi-trailers become piggyback carriers.

Currently, railway piggyback transport is in the starting stage. In the process of developing the railway piggyback transportation technology, the problem of connection between a road semi-trailer and a railway wagon becomes a key problem. The inventor finds that the automobile tractor saddle cannot be applied to the railway freight car due to different loading modes, and a reliable connecting and loading reinforcing device for connecting the semitrailer and the piggyback car is not provided at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of above-mentioned prior art, provide a saddle with connecting rod locking mechanism, can realize the reliable connection of railway piggyback transport vechicle and semitrailer, the security is good.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

in a first aspect, the embodiment of the utility model provides a saddle with connecting rod locking mechanism, including installing the apron at the railway piggyback transport vechicle, the apron rotates with the one end of connecting rod to be connected, and the other end and the actuating mechanism of connecting rod are connected, and actuating mechanism can drive the rotation of connecting rod, the connecting rod is articulated with the one end of spring bolt, and the other end of spring bolt stretches into to be installed in the lock body of apron, and the rotation of connecting rod can drive the spring bolt along the radial motion of lock body in the lock body for locking or loosen male semitrailer towing pin in the lock body, the connecting rod still is connected with the one end of elastic component, and the other end and the blind flange of elastic component are connected for keep the lock state of spring bolt semi-trailer towing pin.

In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, the driving mechanism includes a rotating rod connected with the cover plate in a rotating manner, one end of the rotating rod is hinged to the first driving rod, the other end of the rotating rod is hinged to the second driving rod, the first driving rod and the second driving rod can drive the rotating rod to rotate, the end portion of the rotating rod is connected with the end portion of the connecting rod, and the rotating rod can rotate to drive the connecting rod.

In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, the end portion of the rotating rod is fixed with an intermediate rod, the intermediate rod is connected with the second driving rod in a rotating manner, the intermediate rod passes through a sliding hole formed in the end portion of the connecting rod, and the rotating rod can drive the connecting rod to rotate through the sliding hole.

In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the first driving rod end is fixed with a first handle, the second driving rod end is fixed with a second handle, the first handle and the second handle pass through a guide plate fixed on the cover plate, and the guide plate is used for guiding the movement of the first driving rod and the second driving rod.

With reference to the first aspect, embodiments of the present invention provide a possible implementation manner of the first aspect, where pull rings are fixed to end portions of the first handle and the second handle, and an included angle between the pull ring and a plane where the cover plate is located is 28 ° to 32 °.

Combine the first aspect, the embodiment of the utility model provides a possible implementation mode of the first aspect, still be provided with the bumper shock absorber on the apron for impact force when buffering semitrailer links.

In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, the cover plate is connected to the base in a rotating manner, and the base can be installed on a railway piggyback car.

Combine the first aspect, the embodiment of the utility model provides a possible implementation mode of the first aspect, the lock body is provided with the cavity that is used for holding the semitrailer towing pin, the lock body still is provided with along the lock body radial distribution and the lock tongue groove that is linked together with the cavity, the lock tongue stretches into lock tongue inslot portion to can follow the motion of lock tongue groove.

In a second aspect, the embodiment also provides a railway piggyback transport vehicle, which is provided with the saddle with the connecting rod locking mechanism.

In combination with the second aspect, the embodiments of the present invention provide a possible implementation manner of the second aspect, wherein the saddle with the connecting rod locking mechanism is slidably connected to the railway piggyback transport vehicle and can move along the length direction of the railway piggyback transport vehicle.

Above-mentioned the utility model discloses an embodiment's beneficial effect as follows:

1. the utility model discloses a saddle has the connecting rod, and the connecting rod is connected with actuating mechanism, and actuating mechanism can drive the connecting rod and rotate, and the connecting rod drives the spring bolt along lock body radial motion in the lock body to realize the locking of semi-trailer towing pin in the lock body and loosen, after the towing pin inserts the lock body, under the effect of elastic component, the towing pin can be locked to the spring bolt, can prevent the separation of semi-trailer and railway piggyback car, avoids causing vehicle damage or casualties, and the security of connection and transportation is higher.

2. The utility model discloses a saddle, actuating mechanism include first actuating lever and second actuating lever, can utilize first handle and second handle to drive the motion of first actuating lever and second actuating lever, and then drive the rotation of bull stick, maneuverability is good, and factor of safety is high.

3. The utility model discloses a railway piggyback transport vechicle, saddle and railway piggyback transport vechicle sliding connection have satisfied the connection demand of the semitrailer of different length.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

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

fig. 2 is a schematic view of embodiment 1 of the present invention when the locking state of the traction pin and the lock body is released;

fig. 3 is a schematic diagram of a bolt position when the traction pin and the lock body are unlocked according to embodiment 1 of the present invention;

fig. 4 is a first schematic view illustrating a locking state of a traction pin and a lock body according to embodiment 1 of the present invention;

fig. 5 is a schematic view of a locking state between a traction pin and a lock body according to embodiment 1 of the present invention;

fig. 6 is a schematic diagram of the position of the lock tongue when the towing pin and the lock body are locked according to embodiment 1 of the present invention;

the novel lock comprises a base plate 1, a first lug plate 2, a second lug plate 3, a round pin shaft 4, a shaft sleeve 5, a cover plate 6, a connecting rod 7, a sliding hole 7-1, a spring 8, a spring stop 9, a spring dog 10, a bolt, a lock body 11, a cavity 11-1, a bolt groove 11-2, a traction pin 12, a rotating rod 13, a first driving rod 14, a first handle 15, a middle rod 16, a second driving rod 17, a second handle 18, a guide plate 19, a pull ring 20, a shock absorber 21, a front end plate 22 and a rear end plate 23.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

For convenience of description, the words "upper" and "lower" in the present invention shall only be used to indicate correspondence with the upper and lower directions of the drawings themselves, and shall not limit the structure, but merely to facilitate the description of the present invention and simplify the description, and shall not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and shall not be construed as limiting the present invention.

As described in the background of the invention, there is currently no reliable coupling and load-securing device for coupling a semitrailer to a rail piggyback transport vehicle, and in response to the above problems, the present application proposes a saddle having a linkage locking mechanism.

In a typical implementation of the present application, as shown in fig. 1-6, a saddle with a connecting rod locking mechanism comprises a base capable of being installed on a railway piggyback transport vehicle, the base comprises a bottom plate 1, first ear plates 2 are fixed at two ends of the bottom plate, the first ear plates are rotatably connected with a cover plate through second ear plates 3 and round pin shafts 4 arranged on the side surfaces of the cover plate, shaft sleeves 5 are arranged between the round pin shafts and pin shaft holes of the first ear plates and the second ear plates, and the cover plate 6 can rotate around the round pin shafts.

The side of the cover plate provided with the second ear plate is provided with a connecting rod 7, one end of the connecting rod is rotatably connected with a connecting rod seat fixed on the cover plate through a pin shaft, the other end of the connecting rod is connected with a driving mechanism, and a worker can drive the connecting rod to rotate through the driving mechanism.

The connecting rod still with the one end fixed connection of elastic component, the elastic component adopts spring 8, the one end and the connecting rod fixed connection of spring, the other end and the 9 fixed connection of spring dog of spring, the spring dog is fixed on the apron.

The connecting rod is connected with the one end rotation of spring bolt 10, and the other end of spring bolt stretches into in setting up the lock body 11 in connecting rod one side, lock body and apron fixed connection, lock body inside be provided with semitrailer towing pin assorted cavity 11-1, the towing pin 12 of semitrailer can pass through in the cavity stretches into the lock body, the upper portion of cavity is back taper type structure, can lead to the motion of towing pin, the lock body still is provided with along its radial lock tongue groove 11-2 that sets up, and the spring bolt stretches into in the lock body through the lock tongue groove, and the rotation of connecting rod can drive the spring bolt and do along the radial motion of lock body in the lock tongue inslot.

The surface of the upper side of the end part of the lock tongue is a conical surface or an arc surface, the surface of the lower side of the end part of the lock tongue is a plane, and when the traction pin moves from top to bottom, the lock tongue can be pushed to be away from the cavity through the conical surface or the arc surface, so that the traction pin can be ensured to smoothly extend into the cavity. After the traction pin stretches into the cavity and is in place, the connecting rod resets under the action of the spring, and the spring bolt stretches into the groove formed in the side shaft surface of the traction pin, so that the traction pin is locked and fixed, and the railway piggyback transport vehicle and the semitrailer are locked and fixed.

The staff drives the connecting rod through actuating mechanism and rotates, and connecting rod compression spring, spring bolt stretch out the cavity, can extract the towing pin this moment, realize the separation of railway piggyback transport vechicle and semitrailer.

The driving mechanism comprises a rotating rod 13, the middle position of the rotating rod is rotatably connected with a rotating rod seat fixed on the cover plate through a pin shaft, one end of the rotating rod is hinged with one end of a first driving rod 14, the other end of the first driving rod is detachably and fixedly connected with a first handle 15 through a bolt, the other end of the rotating rod is fixedly provided with an intermediate rod 16, the intermediate rod is perpendicular to the cover plate and rotatably connected with one end of a second driving rod 17, the other end of the second driving rod is detachably and fixedly connected with a second handle 18 through a bolt, the intermediate rod penetrates through a connecting rod through a sliding hole 7-1 arranged at the end part of the connecting rod, the end part of the connecting rod is arranged between the rotating rod and the second driving rod, the first handle and the second handle respectively penetrate through guide plates 19 arranged at two sides of the cover plate, and the guide plates can guide the movement of the first handle and the second, and further guides the movement of the first and second drive levers.

In this embodiment, the length of the first driving rod is greater than that of the second driving rod.

The end parts of the first handle and the second handle are fixedly welded with pull rings 20, and the pull rings and the plane where the cover plate is located form an included angle of 30 degrees, so that the requirement of comfort level for a worker to pull the first handle and the second handle is met.

The staff passes through pull ring pulling first handle or stimulates the second handle, can drive the bull stick through first actuating lever or second actuating lever and rotate, and the rotation of bull stick can drive the rotation of connecting rod through the intermediate lever, and the connecting rod drives the spring bolt along lock body radial motion, and the lock state of towing pin and lock body is relieved to the spring bolt.

The cover plate is further fixedly welded with two shock absorbers 21 for buffering impact force generated when the semitrailer is connected and hung, the shock absorbers are arranged at two ends of the cover plate, the shock absorbers are only formed by the existing shock absorbers and comprise shock absorber seat plates, shock absorber sleeves, shock absorber seat cylinders, shock absorber springs and other elements, and the structure of the shock absorbers is not described in detail herein.

Still welded fastening has front end plate 22 and back end plate 23 on the apron, and front end plate and back end plate are located the both sides of lock body, form frame construction with the apron, have increased holistic structural strength, have seted up the direction groove on the back end plate, and first actuating lever and second actuating lever can be followed square groove and removed. The groove surface of the square groove is used for limiting the displacement of the first driving rod and the second driving rod.

When the saddle of this embodiment uses, the towing pin of semitrailer is impressed in the cavity of lock body, because the last side of spring bolt tip is conical surface or arcwall face, with draw the pin joint after, the spring bolt is to the direction of keeping away from the lock body center and doing along the radial motion of lock body, the towing pin stretches into in the cavity of lock body smoothly, the towing pin targets in place the back, the spring produces thrust to the connecting rod, it resets to drive the connecting rod, the connecting rod drives the spring bolt and moves to lock body center direction, the spring bolt stretches into in the recess that the towing pin outer peripheral face set up, because the downside of spring bolt tip is the plane, the towing pin can't break away from the lock body under the effect of spring bolt, it is fixed with the locking of lock body to have realized the towing pin.

The staff passes through pull ring pulling first handle or second handle, and first handle or second handle drive the bull stick through first actuating lever or second actuating lever and rotate, and the bull stick drives the connecting rod and rotates, connecting rod compression spring, and the rotation of connecting rod drives the spring bolt and stretches out the recess of towing pin outer peripheral face, at this moment, extracts the towing pin, can realize the separation of towing pin and lock body, and then realizes the separation of semitrailer and railway piggyback transport vechicle.

By adopting the saddle of the embodiment, the connection operation between the railway transport piggyback car and the semitrailer is convenient, the connection safety and reliability are good, the separation between the semitrailer and the railway piggyback car can be effectively prevented, the damage to the vehicle or the casualties can be avoided, and the connection and transportation safety is higher.

In this embodiment, actuating mechanism, lock body, connecting rod all set up on the apron towards one side of base, make things convenient for the inspection, and it is convenient to overhaul and maintain, and maintainability is good.

Example 2:

the embodiment discloses a railway piggyback transport vehicle, which is provided with a saddle with a connecting rod locking mechanism in the embodiment 1, wherein the railway piggyback transport vehicle is provided with a guide rail, the guide rail is arranged along the length direction of the railway piggyback transport vehicle, and a base of the saddle with the connecting rod locking mechanism is in sliding connection with the railway piggyback transport vehicle through the guide rail, so that the position can be adjusted along the length of the railway piggyback transport vehicle, and the fixing requirements of semi-trailers with different lengths and the railway piggyback transport vehicle are met.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. The utility model provides a saddle with connecting rod locking mechanism, its characterized in that, is including installing the apron at the railway transport vechicle that carries on back, the apron rotates with the one end of connecting rod to be connected, and the other end and the actuating mechanism of connecting rod are connected, and actuating mechanism can drive the rotation of connecting rod, the connecting rod is articulated with the one end of spring bolt, and the other end of spring bolt stretches into to be installed in the lock body of apron, and the rotation of connecting rod can drive the radial motion of spring bolt edge lock body in the lock body for lock or loosen the semitrailer towing pin of inserting in the lock body, the connecting rod still is connected with the one end of elastic component, and the other end and the apron of elastic component are connected, are used for keeping the lock state.

2. The saddle with the connecting rod locking mechanism as claimed in claim 1, wherein the driving mechanism comprises a rotating rod rotatably connected with the cover plate, one end of the rotating rod is hinged with a first driving rod, the other end of the rotating rod is hinged with a second driving rod, the first driving rod and the second driving rod can drive the rotating rod to rotate, the end of the rotating rod is connected with the end of the connecting rod, and the rotating rod can drive the connecting rod to rotate.

3. The saddle with the connecting rod locking mechanism as claimed in claim 2, wherein the end of the rotating rod is fixed with an intermediate rod, the intermediate rod is rotatably connected with the second driving rod, the intermediate rod passes through a sliding hole arranged at the end of the connecting rod, and the rotating rod can drive the connecting rod to rotate through the sliding hole.

4. The saddle having a link locking mechanism according to claim 2, wherein the first driving rod is fixed at its end with a first handle, and the second driving rod is fixed at its end with a second handle, the first and second handles being passed through a guide plate fixed to the cover plate, the guide plate being used to guide the movement of the first and second driving rods.

5. Saddle with a link locking mechanism according to claim 4, wherein said first and second handles are provided with tabs fixed to the ends thereof, said tabs being positioned at an angle of 28 ° to 32 ° with respect to the plane of the cover.

6. Saddle with a rod locking mechanism according to claim 1, wherein the cover plate is further provided with a shock absorber for absorbing the impact force when the semitrailer is coupled.

7. A saddle having a link locking mechanism as in claim 1, wherein said cover is pivotally connected to a base, said base being mountable on a railway piggyback car.

8. Saddle with a linkage locking mechanism according to claim 1, wherein the lock body is provided with a cavity for receiving a towing pin of a semitrailer, and wherein the lock body is further provided with a locking tongue groove radially extending along the lock body and communicating with the cavity, and wherein the locking tongue extends into the locking tongue groove and is capable of moving along the locking tongue groove.

9. A piggyback transport vehicle characterized in that a saddle with a link locking mechanism of any one of claims 1 to 8 is mounted.

10. The piggyback transport vehicle of claim 9, wherein said saddles with link latches are slidably connected to the railway piggyback transport vehicle for movement along the length of the railway piggyback transport vehicle.