CN209852427U

CN209852427U - Frame structure of freight car

Info

Publication number: CN209852427U
Application number: CN201920498197.4U
Authority: CN
Inventors: 黄河
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-14
Filing date: 2019-04-14
Publication date: 2019-12-27
Anticipated expiration: 2029-04-14

Abstract

The utility model discloses a freight automobile frame structure, which comprises a frame body, wherein two sides of the frame body are hinged with side plates, the bottom of the frame body is provided with two groups of first bottom beams which are transversely arranged, two groups of parallel positions between the first bottom beams are positioned at the bottom of the frame body and are welded with second bottom beams, two ends of the first bottom beams and two ends of the second bottom beams are respectively welded with a front arm beam and a rear arm beam, the second bottom beams are respectively welded with two groups of auxiliary beams which are equidistantly arranged between the first bottom beams, round holes are arranged at equal distances on the front arm beams and the rear arm beams, elliptical holes are arranged at equal distances on the auxiliary beams, the first bottom beams and the second bottom beams both comprise front beams and rear beams, the rear beams are positioned at one side of the front beams, the utility model strengthens the bearing capacity, so that the automobile is more stable in running and can buffer and slow down the running of the automobile, the torsion generated when the bicycle is turned, turned and the like improves the stability of the bicycle frame body in use.

Description

Frame structure of freight car

Technical Field

The utility model relates to a car frame technical field specifically is a freight car frame structure.

Background

The frame is generally made up of longitudinal and transverse beams. The side beam type frame is mainly provided with two types of side beams and a middle beam, the side beam type frame is composed of two longitudinal beams and a plurality of cross beams, the longitudinal beams and the cross beams are connected into a firm rigid framework by using a riveting method or a welding method, the longitudinal beams are usually formed by stamping low alloy steel plates, the cross section of the longitudinal beams is generally in a groove shape, and the cross section of the longitudinal beams is also in a Z shape or a box shape. Depending on the vehicle type and the structural arrangement, the longitudinal beams can be curved in the horizontal or longitudinal plane, and of uniform or non-uniform cross-section. The cross member not only serves to ensure torsional rigidity of the frame and to bear longitudinal loads, but also to support the main components of the vehicle. Typically, trucks have 5-6 beams, sometimes more. The structure of the edge beam type frame is characterized in that the frame is convenient for installing a cab, a carriage and some special equipment and arranging other assemblies, and is beneficial to refitting modified vehicles and developing various vehicles, so that the frame is widely applied to cargo vehicles and most special vehicles.

The existing truck frame structure of the freight truck has the defects that the round holes are only formed in the girders and the holes are not formed in the side trabeculae at the bottom of the truck, so that the stability of the truck is influenced by torsion generated when the truck turns, turns and the like, and the bearing capacity is weaker due to the fact that the bottom of the truck only depends on the two groups of girders. The vehicle is more stable in driving, and the whole chassis of the vehicle is higher, so that the carrying personnel are inconvenient to get on or off the vehicle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a freight automobile frame structure consolidates the bearing capacity for the vehicle is more stable in going, and it is lower to let the whole chassis of car, and it is more convenient that construction or porter get on or off the bus, can cushion and slow down the vehicle and go on, turn to, turn round the torsion that takes place such as the waiting, improved the stability ability that the frame body used, in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a freight car frame structure, includes the frame body, frame body both sides articulate there is the curb plate, frame body bottom is equipped with the first floorbar of two sets of horizontal settings, and is two sets of parallel position between the first floorbar is located frame body bottom welding has the second floorbar, first floorbar and second floorbar both ends are equallyd divide and are do not welded and have forearm roof beam and trailing arm roof beam, the second floorbar respectively with two sets of the equidistance welding has the auxiliary girder between the first floorbar, the circular hole has been seted up to impartial distance on forearm roof beam and the trailing arm roof beam, impartial distance has seted up the ellipse circular hole on the auxiliary girder, first floorbar and second floorbar all include front beam and back beam, the back beam is located front beam one side setting.

Preferably, the frame body is hinged to the side plates through hinges, and the hinges are arranged at the connecting positions between the frame body and the side plates at equal intervals.

Preferably, a tripod is welded on one side of each side plate, and a rope puller is fixedly arranged on one side of the tripod.

Preferably, the width and length of the first floor beam are consistent with the width and length of the second floor beam, and the first and second floor beam bottoms are shaped as an inclined arc.

Preferably, the thickness of the front beam is 15cm, and the thickness of the rear beam is 48 cm.

Preferably, the cross-sectional shape of the frame body is an L-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that.

1. The utility model discloses an increase a set of second car floorbar structure between two sets of first car floorbars, consolidate the bearing capacity for the vehicle is more stable in going, and it is lower to let the whole chassis of car, and it is more convenient that construction or transport personnel get on or off the bus.

2. The second vehicle bottom beam is respectively welded with the two groups of first vehicle bottom beams at equal intervals, and elliptical holes are formed in the equal intervals on the secondary beams, so that torsion generated when a vehicle turns, turns and the like during running can be buffered, and the use stability of the vehicle frame body is improved.

Drawings

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

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic structural view of the rear arm beam of the present invention;

fig. 4 is a schematic view of the structure of the auxiliary beam of the present invention.

In the figure: the frame comprises a frame body 1, side plates 2, strip-shaped holes 3, a front beam 4, a rear beam 5, hinges 6, a first vehicle bottom beam 7, a second vehicle bottom beam 8, a rear arm beam 9, a front arm beam 10, an auxiliary beam 11, round holes 12 and oval holes 13.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a truck frame structure of a freight truck comprises a frame body 1, wherein side plates 2 are hinged to two sides of the frame body 1, two groups of first bottom beams 7 which are transversely arranged are arranged at the bottom of the frame body 1, a second bottom beam 8 is welded at the bottom of the frame body 1 at the parallel position between the two groups of first bottom beams 7, a front arm beam 10 and a rear arm beam 9 are respectively welded at two ends of each of the first bottom beams 7 and the second bottom beam 8, a secondary beam 11 is respectively welded between each of the second bottom beams 8 and the two groups of first bottom beams 7 at equal intervals, round holes 12 are respectively formed in the front arm beam 10 and the rear arm beam 9 at equal intervals, oval holes 13 are formed in the secondary beams 11 at equal intervals, and the design of the oval holes 13 can buffer torsion generated during vehicle running, steering, turning and the like; the frame body 1, the side plates 2, the underframe 4, the supporting plate 5, the first bottom beam 7, the second bottom beam 8, the rear arm beam 9, the front arm beam 10 and the auxiliary beam 11 are all of aluminum alloy structures, so that the strength is high when the structures are butted, and the structures are conveniently connected; the first and second floor beams 7 and 8 each include a front beam 4 and a rear beam 5, and the rear beam 5 is disposed on one side of the front beam 4.

Specifically, the frame body 1 and the side plate 2 are hinged through a hinge 6, and the hinge 6 is equidistantly arranged at the connecting position between the frame body 1 and the side plate 2; through the hinge 6 structure, make things convenient for curb plate 2 to adjust in frame body 1 one side.

Specifically, tripods are welded on one sides of the side plates 2, and rope pulling devices 3 are fixedly arranged on one sides of the tripods; the rope puller 33 is provided for pulling the rope during truck transportation.

Specifically, the width and length of the first floor beam 7 are consistent with the width and length of the second floor beam 8, and the bottom structures of the first floor beam 7 and the second floor beam 8 are in the shape of an inclined arc.

Specifically, the thickness of the front beam 4 is 15cm, and the thickness of the rear beam 5 is 48 cm; the thickness of the improved front beam 4 can be reduced to 15cm, the rear part of the bearing capacity of the rear beam 5 is 48cm as the common type, and the whole improved rear frame is reduced by 10 cm. The front of the front vehicle entering from the vehicle head is about 1.44m away from the ground, the rear of the front vehicle is about 1.36m away from the ground, a formed new vehicle frame is larger in bearing torque, the loading bearing capacity is also improved, the whole vehicle frame is lower, the loading and carrying are more convenient, and the vehicle is more stable in driving.

Specifically, the cross-sectional shape of the frame body 1 is an L-shaped structure.

The structure principle is as follows: through increasing a set of second car floorbar 8 structure between two sets of first floorbars 7, consolidate the bearing capacity for the vehicle is more stable in going, and it is lower to let the whole chassis of car, and it is more convenient that construction or transport personnel get on or off the bus, second car floorbar 8 respectively with two sets of simultaneously the equidistance welding has auxiliary girder 11 between the first floorbar 7, and equipartition apart from having seted up oval-shaped hole 13 on auxiliary girder 11, can cushion and slow down the vehicle and go in, turn to, turn round the torsion that takes place such as, improved the stability ability that frame body used.

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 freight automobile frame structure, includes frame body (1), its characterized in that: the side plates (2) are hinged to two sides of the frame body (1), two groups of first bottom beams (7) which are transversely arranged are arranged at the bottom of the frame body (1), a second bottom beam (8) is welded at the bottom of the frame body (1) at the parallel position between the two groups of first bottom beams (7), a front arm beam (10) and a rear arm beam (9) are respectively welded at the two ends of the first bottom beam (7) and the second bottom beam (8), the second bottom beam (8) is respectively welded with the two groups of first bottom beams (7) at equal intervals with auxiliary beams (11), round holes (12) are arranged on the front arm beam (10) and the rear arm beam (9) at equal distance, oval-shaped hole (13) have been seted up to equidistance on vice roof beam (11), first car floorbar (7) and second car floorbar (8) all include front-axle beam (4) and back beam (5), back beam (5) are located front-axle beam (4) one side and set up.

2. A freight car frame structure according to claim 1, wherein: the frame is characterized in that the frame body (1) and the side plates (2) are hinged through hinges (6), and the hinges (6) are arranged at the connecting positions between the frame body (1) and the side plates (2) at equal intervals.

3. A freight car frame structure according to claim 1, wherein: the side plates (2) are all welded with a tripod, and a rope pulling device (3) is fixedly arranged on one side of the tripod.

4. A freight car frame structure according to claim 1, wherein: the width and the length of the first bottom beam (7) are consistent with those of the second bottom beam (8), and the bottom structural shapes of the first bottom beam (7) and the second bottom beam (8) are oblique circular arcs.

5. A freight car frame structure according to claim 1, wherein: the thickness of the front beam (4) is 15cm, and the thickness of the rear beam (5) is 48 cm.

6. A freight car frame structure according to claim 1, wherein: the cross section of the frame body (1) is in an L-shaped structure.