CN201052755Y - Tank car - Google Patents

Abstract

The utility model relates to a tanker which comprises a tank, a chassis and running sections. The chassis includes a chassis frame and a sub-frame which is located on and connected firmly with the chassis. The sub-frame comprises two carlines which are arranged in parallel. The tank is detachably connected with a sub-frame carline through at least one pair of elastic connecting sections and at least one pair of connecting sections of axial pins which are arranged on the sub-frame in longitudinal direction and bilateral symmetry. The utility model can release the distortion of the tank to the frame by flexible connecting mode, can increase rationality of an assembling structure of the tanker, and can extend service life of a whole tanker. Thereby the utility model can yield good economic returns.

Description

a tank car

technical field

The utility model relates to a transportation device, in particular to a tank car.

Background technique

Tank trucks are tank-shaped vehicles used to transport various liquids, liquefied gases, and powdered goods. Tank cars can be divided into light oil tank cars, viscous oil tank cars, acid-base tank cars, liquefied gas tank cars and powder cargo tank cars according to their uses; Underframe tank trucks, top and bottom unloading tank trucks, etc. The upper part of the existing tank car is a tank body, usually composed of a cylinder and a plurality of cones. The tank body is fixedly connected (such as welding and riveting) on the sub-frame, and the sub-longitudinal beam of the sub-frame is reconnected through the connecting plate. It is connected and fixed with the longitudinal beam of the chassis frame, so that the tank car body and the chassis are rigidly connected.

Due to the rigid connection between the top and the bottom frame of the tank car, when the vehicle is driving on an uneven road, the chassis frame will be twisted, and the upper tank body has strong rigidity due to its structure, so the rigidity of the tank body It will constrain the distortion and deformation of the chassis, which will easily cause damage to the vehicle; thereby affecting the quality of the vehicle and shortening the service life of the vehicle, failing to obtain good economic benefits.

Utility model content

The purpose of this utility model is to provide a tank car that can alleviate the distortion of the tank body to the frame, improve the rationality of its installation structure and prolong the service life of the whole vehicle, aiming at the problems existing in the prior art.

In order to achieve the above object, the tank car of the present utility model, a tank car, includes a tank body, a vehicle chassis and a walking part, and the vehicle chassis includes a chassis frame and a sub- The vehicle frame, the sub-frame includes two parallel longitudinal beams, and the tank body is detachably connected to the vehicle through at least one pair of elastic connection parts and at least one pair of pin shaft connection parts arranged symmetrically in the longitudinal direction of the sub-frame. on the sub-longitudinal beam.

In the tank truck of the present utility model, the two ends of the tank body are vertically and left-right symmetrically provided with a tank body support, and the tank body support is fixedly connected to the tank body, and the front end of the tank body support is symmetrically provided with a pair of protruding front legs. , the elastic connection part is arranged at the lower end of the front foot, the tank body is fixedly connected with the pin shaft support arm, and the pin shaft connection part is arranged at the lower end of the pin shaft support arm.

In the tank car of the present utility model, the tank car is a three-axle tank car, and the pin connection part is arranged on the auxiliary longitudinal beam vertically above between the two rear axles.

In the tank car of the present utility model, the pin connection part and the elastic connection part are a pair, the elastic connection part is arranged near the front side of the tank body, and the pin shaft connection part is arranged near the tail part of the tank body.

In the tank car of the present utility model, there is a pair of said pin connecting parts, and there are two pairs of said elastic connecting parts, and said elastic connecting parts are arranged at both longitudinal ends of said auxiliary longitudinal beam.

In the tank car of the present utility model, a pair of protruding rear legs are arranged symmetrically on the left and right sides of the rear end of the tank body bracket, and an elastic bearing platform is arranged at the corresponding part of the rear part of the sub-frame under the rear feet, and the upper surface of the elastic bearing platform is Set with rubber pads.

In the tank car of the present utility model, the elastic connecting part is arranged at the lower end of the front foot, the lower end of the front foot is provided with a rigid upper connecting piece, and a rigid lower connecting piece with a through hole in the center is arranged at the corresponding position of the auxiliary longitudinal beam , the through hole is provided with an elastic body in the shape of a rotating body, and is fixedly connected to the upper connecting piece and the lower connecting piece through a bolt passing through its axis, and the upper surface of the lower connecting piece is connected to the said lower connecting piece. Gaskets are arranged between the elastic bodies, and reinforcement plates are arranged on the outer periphery of the lower connecting piece.

In the tank car of the present utility model, the pin shaft connection part is arranged at the lower end of the pin shaft support arm, and a pin shaft connection seat is arranged at the lower end of the pin shaft support arm, and a pin shaft support seat is provided at a corresponding position on the auxiliary longitudinal beam, and the A shaft hole with the same diameter and coaxial center is opened on the pin shaft connecting seat and the pin shaft supporting seat, a pin shaft is arranged in the shaft hole, and a shaft pin device is arranged at the shaft end of the pin shaft.

The beneficial effects of the utility model are as follows: the structure and appearance of the tank truck of the utility model are simple; the combination of the two connection methods can effectively relieve the constraint of the tank body on the distortion of the chassis frame: when the vehicle is driving on an uneven road, the chassis The frame will be twisted, and the upper tank body has strong rigidity due to its structure, and the flexible connection method of front floating, rear rotation or front rotation, rear floating of the utility model can alleviate the distortion of the tank body to the frame constraints. In this way, the rationality of the installation structure of the tank car can be improved and the service life of the whole vehicle can be extended, thereby obtaining good economic benefits.

Description of drawings

Fig. 1 is the tank car schematic diagram of the present utility model;

Fig. 2 is a schematic diagram of the elastic connection part of the tank car embodiment of the present invention;

Fig. 3 is the schematic diagram of the pin connection part of the utility model tank car embodiment;

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

As shown in Fig. 1, the upper part of the tank car in the embodiment of the present invention is a tank body 1, which is usually composed of a cylinder and a plurality of cones. The tank car includes a tank body 1, a vehicle chassis and a walking part. The vehicle chassis includes a chassis frame and a sub-frame located on the chassis frame and fixedly connected with the chassis frame. The sub-frame includes two parallel longitudinal beams 2 The tank body 1 is detachably connected to the sub-frame through the elastic connecting portion 4 and the pin connecting portion 6 . Both the elastic connecting portion 4 and the pin connecting portion 6 are symmetrically arranged in the longitudinal direction of the sub-frame, and each is at least one pair.

As shown in Figure 1, in the tank car of the embodiment of the present utility model, the two ends of the tank body 1 are longitudinally symmetrically provided with a tank body bracket 41 and a tank body bracket 42, and the tank body bracket 41 and the tank body bracket 42 are fixedly connected to the tank body 1 The front end of the tank support 41 is provided with a protruding front leg 48, the rear end of the tank support 42 is provided with a protruding rear leg 52, the elastic connecting part 4 is arranged at the lower end of the front leg 48, and the front end of the tank rear support 42 is fixed to the tank body 1 The connected pin shaft support arm 61 , the pin shaft connection part 6 is disposed at the lower end of the pin shaft support arm 61 . Wherein, the left and right parts of the tank body support 41 at the front end can be connected as a whole.

As shown in FIG. 1 , the tank car of the preferred embodiment of the present invention is a three-axle tank car, and the pin connection part 6 is preferably arranged on the secondary longitudinal beam 2 vertically above between the rear two axles 21 and 22 .

As shown in FIG. 1 , there are a pair of pin shaft connecting parts 6 and a pair of elastic connecting parts 4 . The elastic connection part 4 is arranged near the front end of the tank body, and the pin shaft connection part 6 is arranged near the tail part of the tank body.

In the tank body of the present utility model, there is a pair of pin connecting parts, and there may be two pairs of elastic connecting parts. between.

The elastic connection part 4 can float up and down within a certain stroke; the pin shaft connection part is a pin shaft structure with a pin shaft in the middle. Tank body 1 (comprising its tank body support etc.) can rotate around pin shaft, but can not move forward and backward and up and down. Depending on the length of the vehicle, one or two pairs of elastic connecting parts can be arranged on the same tank car, and only one pair of pin shaft connections can be arranged.

As shown in Figure 1, in the preferred embodiment of the present utility model, the rear part of the auxiliary frame is provided with an elastic bearing platform 7, the elastic bearing platform 7 spans the two secondary longitudinal beams 2, and the upper surface of the elastic bearing platform 7 is provided with a rubber pad 8, The rubber pad 8 is in contact with the rear foot 52, which can buffer the collision between the rear part of the tank body and the subframe, and can alleviate the impact of the rotation of the tank body on the elastic connection part 4 of the headstock.

As shown in Figure 2, in the preferred embodiment of the tank car of the present utility model, the elastic connecting part 4 is arranged at the lower end of the front foot 48, and the rigid upper connecting piece 42 is arranged at the lower end of the front foot 48, and the rigidity and center are arranged at the corresponding place of the auxiliary longitudinal beam 2. There is a lower connecting piece 44 with a through hole. The elastic body 45 in the shape of a rotating body is placed in the through hole, and is fixedly connected to the upper connecting piece 42 and the lower connecting piece 44 through the bolt 43 passing through its axis. A washer 46 is arranged between the surface and the elastic body 45 , and in order to restrain the movement of the elastic connecting part 4 in the horizontal direction, the lower connecting part 44 is reinforced with a reinforcing plate 47 . The material of the elastic body 45 can be polyurethane elastic material.

As shown in Figure 3, in the preferred embodiment of the utility model tank car, the pin shaft connecting portion 6 is arranged at the lower end of the pin shaft supporting arm 61, and the pin shaft connecting seat 62 is arranged at the lower end of the pin shaft supporting arm 61, corresponding to the auxiliary longitudinal beam 2. Pin shaft support seat 65 is arranged at the place, and pin shaft connection seat 62 and pin shaft support seat 65 are all provided with the same diameter and coaxial shaft hole, and described shaft hole is provided with pin shaft 63, and the shaft end of pin shaft 63 A shaft pin device is provided. The shaft pin device can be a hexagon nut or flower nut that has a shaft pin hole and is inserted with the shaft pin. In order to restrain the lateral displacement of the pin shaft connecting portion 6, it can be reinforced with an upper tripod reinforcing plate 64 and a lower tripod reinforcing plate 66 respectively.

The above are only preferred feasible embodiments of the present utility model, and the described embodiments are not intended to limit the scope of patent protection of the present utility model, so any equivalent structural changes made by using the specification and accompanying drawings of the present utility model, In the same way, all should be included in the protection scope of the present utility model.

Claims (8)

1. A tank car, comprising a tank body, a chassis and a walking part, the chassis comprising a chassis frame and a sub-frame positioned on the chassis frame and fixedly connected with the chassis frame, the sub-frame comprising The two auxiliary longitudinal beams arranged in parallel are characterized in that the tank body is detachably connected to the auxiliary longitudinal beam through at least one pair of elastic connecting parts and at least one pair of pin shaft connecting parts symmetrically arranged in the longitudinal direction of the auxiliary frame. superior. 2. The tank truck according to claim 1, characterized in that: the two ends of the tank body are vertically and symmetrically provided with tank brackets, the tank brackets are fixedly connected to the tank body, and the front ends of the tank body brackets are left and right symmetrical A pair of protruding front legs are provided, the elastic connection part is arranged at the lower end of the front legs, the tank body is fixedly connected with a pin shaft support arm, and the pin shaft connection part is arranged at the lower end of the pin shaft support arm. 3. The tank car according to claim 1, characterized in that: the tank car is a three-axle tank car, and the pin connection part is arranged on the secondary longitudinal beam vertically above between the two rear axles. 4. The tank car according to claim 1, characterized in that: the pin connecting part and the elastic connecting part are a pair, the elastic connecting part is arranged near the front side of the tank body, and the pin connecting The part is arranged near the tail of the tank body. 5 . The tank car according to claim 1 , wherein there are one pair of pin connection parts, two pairs of elastic connection parts, and the elastic connection parts are arranged at both longitudinal ends of the auxiliary longitudinal beam. 6 . 6. The tank truck according to claim 1, characterized in that: the rear end of the tank body bracket is symmetrically provided with a pair of protruding rear feet, and the corresponding part of the rear of the sub-frame under the rear feet is provided with an elastic bearing. platform, and rubber pads are arranged on the upper surface of the elastic bearing platform. 7. The tank car according to claim 2, characterized in that: the elastic connection part is arranged at the lower end of the front foot, the lower end of the front foot is provided with a rigid upper connection piece, and the rigidity is arranged at the corresponding position of the auxiliary longitudinal beam. And the lower connecting piece with a through hole in the center, the elastic body in the shape of a rotating body is arranged in the through hole, and is fixedly connected to the upper connecting piece and the lower connecting piece through a bolt passing through its axis. A gasket is arranged between the upper surface of the lower connecting piece and the elastic body, and a reinforcing plate is arranged on the outer periphery of the lower connecting piece. 8. The tank car according to claim 2, characterized in that: the pin shaft connection part is arranged at the lower end of the pin shaft support arm, and a pin shaft connection seat is arranged at the lower end of the pin shaft support arm, and the corresponding A pin shaft support seat is arranged at the place, and the pin shaft connection seat and the pin shaft support seat have shaft holes with the same diameter and the same axis center, and a pin shaft is arranged in the shaft hole, and the shaft of the pin shaft The end is provided with a pivot pin device.

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