CN214083741U

CN214083741U - Dual-purpose mechanical refrigeration van frame of semitrailer of highway and railway

Info

Publication number: CN214083741U
Application number: CN202022648968.9U
Authority: CN
Inventors: 周炯; 张超德; 毛廷华; 杨鸣; 彭燎; 杨发先; 魏清岭; 徐誌; 杨清帆; 余金凤; 程会霞; 刘兵; 钟晓峰; 张�荣
Original assignee: CRRC Meishan Co Ltd
Current assignee: CRRC Meishan Co Ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-31
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a road-railway dual-purpose mechanical refrigeration van-type semitrailer frame, which comprises a beam frame, wherein the beam frame is used for bearing a vehicle body, the beam frame comprises a front end beam and a rear end beam which are arranged at the front end and the rear end of the beam frame in the motion direction, the front end beam is provided with a first guide connecting box used for connecting a rail bogie, and the rear end beam is provided with a second guide connecting box used for connecting a rail guide frame; and the bottom of the beam frame is provided with a traction device, and the traction device is used for connecting a road tractor. The first guide connecting box or the second guide connecting box is connected with the rail guide frame in a hanging mode, railway operation is achieved, the road tractor is fixed through the traction device, road operation is achieved, the load requirement of road transportation is met, the connection and hanging requirement of railway transportation is met, and dual-purpose transportation of highway and railway is achieved.

Description

Dual-purpose mechanical refrigeration van frame of semitrailer of highway and railway

Technical Field

The utility model relates to a vehicle manufacturing technical field especially relates to a cold-stored van semi-trailer frame of dual-purpose machinery of highway-railway.

Background

The semitrailer for both highway and railway is a special vehicle for carrying out transportation operation on highway and railway. When the highway runs, the highway tractor is connected with the highway-railway dual-purpose semitrailer and then carries out highway transportation; when the railway operates, the highway and railway semitrailers are usually loaded or connected to a railway bogie to form a railway train for railway transportation.

The existing mechanical refrigeration van-type semitrailer frame for the highway is mainly formed by welding a longitudinal beam, a side beam, a cross beam, a front end beam and a rear end beam, wherein the longitudinal beam is formed by welding I-shaped steel, an upper flange of the longitudinal beam is connected with a van body through a pressing plate, the cross beam is a W-shaped through cross beam, and the side beam is inequilateral cold-bent channel steel and is used for being connected with the van body through bolts. However, the structural strength, rigidity and fatigue characteristics of the conventional road mechanical refrigeration van semi-trailer frame can only meet the requirements of road operation, and the frame cannot be connected with a railway bogie and cannot meet the requirements of longitudinal acting force of railway working conditions. Therefore, there is a need for a frame that can be adapted for both railway and highway operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, to the problem that above-mentioned exists, provide a dual-purpose mechanical cold-stored van semi-trailer frame of highway railway, link with the rail leading truck through first direction connecting box or second direction connecting box and hang, realize the railway operation, through the fixed highway tractor of draw gear, realize the highway operation, not only satisfy the load requirement of highway transportation, also satisfy the even requirement of hanging of railway transportation, realize the dual-purpose transportation of highway railway.

The utility model adopts the technical scheme as follows: a frame of a road-rail dual-purpose mechanical refrigeration van-type semi-trailer comprises a beam frame, wherein the beam frame is used for bearing a trailer body, the beam frame comprises a front end beam and a rear end beam which are arranged at the front end and the rear end of the beam frame in the moving direction, a first guide connecting box used for connecting a rail bogie is arranged on the front end beam, and a second guide connecting box used for connecting the rail bogie is arranged on the rear end beam; and the bottom of the beam frame is provided with a traction device, and the traction device is used for connecting a road tractor. The rail guide frame is connected through the first guide connecting box or the second guide connecting box, railway operation is achieved, the road tractor is connected through the traction device, road operation is achieved, the load requirement of road transportation is met, the connection requirement of railway transportation is met, and dual-purpose transportation of highway and railway is achieved.

Preferably, the beam frame comprises a first edge beam and a second edge beam, and the first edge beam, the second edge beam, the front end beam and the rear end beam are vertically connected and enclosed to form a quadrilateral structure; and a first longitudinal beam and a second longitudinal beam are arranged between the first edge beam and the second edge beam, and the first longitudinal beam, the second longitudinal beam, the first edge beam and the second edge beam are parallel to each other. The structural stability of the beam frame is increased.

Preferably, the roof beam structure still includes a plurality of middle part crossbeams, a plurality of first limit crossbeam and a plurality of second limit crossbeam, a plurality of middle part crossbeams set up between first longeron and the second longeron, and be parallel equidistance and arrange, a plurality of first limit crossbeams set up between first limit roof beam and the first longeron, and be parallel equidistance and arrange, a plurality of second limit crossbeams set up between second limit roof beam and the second longeron, and be parallel equidistance and arrange. The beam frame becomes a stable integral frame structure, the bending resistance and the torsion resistance are strong, and the integral structure has good bearing capacity. Meanwhile, due to the requirement of installing a suspension system, an air bag installation seat is welded between the rear parts of the first longitudinal beam and the second longitudinal beam, and a support reinforcing beam is welded on the outer sides of the first longitudinal beam and the second longitudinal beam.

Preferably, the traction device comprises a traction pin and a dovetail-shaped traction pin plate, a cross reinforcing beam for fixing the traction pin plate is arranged on the beam frame, the cross reinforcing beam is fixed with the middle cross beam, the first longitudinal beam, the second longitudinal beam and the front end beam, and the traction pin is fixed on one side, far away from the cross reinforcing beam, of the traction pin plate. The front end of the traction pin plate is tilted, the tail part of the traction pin plate is in a dovetail shape, and the tail part of the traction pin plate is fixed with a traction pin. The foremost end of the front part of the traction pin plate is tilted upwards and slightly exposed out of the front end beam, so that the traction pin plate has a certain guiding function when being connected with a tractor or a bogie.

Preferably, the towing pin plate is further fixed to the first longitudinal beam, the second longitudinal beam, and the front end beam. The stability of the whole structure is enhanced.

Preferably, the first longitudinal beam is made of fish-bellied I-shaped steel and comprises an upper cover plate, a web plate, a lower cover plate and a reinforcing plate which are fixedly welded, the reinforcing plate is arranged between the upper cover plate and the lower steel plate, and the first longitudinal beam and the second longitudinal beam are identical in structure. The reinforcing plate enables the front end of the first longitudinal beam with smaller cross section height to form a box-shaped structure, so that the bending resistance and torsion resistance of the first longitudinal beam are improved.

Preferably, the front end beam is provided with a mounting part for mounting the refrigerator, and the vertical projection of the mounting part is an isosceles trapezoid. The vertical installation projection size of cold machine is used commonly to this structural shape can hold various cold-stored van semi-trailer just to the maximization satisfies the semi-trailer radius of gyration requirement, with increase front overhang, maximize frame length reaches the purpose that increases the volume, improves transportation economy.

Preferably, the front end beam and the first guide connecting box are fixed by welding, one side of the first guide connecting box is provided with a first fixing box for installing interface equipment of a brake system for highway operation, and the other side of the first guide connecting box is provided with a second fixing box for installing interface equipment of a brake system for railway operation.

Preferably, the first guiding connecting box is provided with a connecting port along the driving direction of the semitrailer, side wear plates are arranged on the left side wall and the right side wall of the connecting port, the distance between the side wear plates on the two sides is gradually reduced along the direction from the opening end to the bottom end of the connecting port, and pin holes for fixing the rail bogie are formed in the upper surface and the lower surface of the first guiding connecting box. The side wearing plates are connected with the connecting ports through countersunk tenon bolts, and the railway special bogie connecting plates are abutted against the side wearing plates on the left side and the right side of the connecting boxes after being inserted into the guide connecting boxes and are connected by penetrating through the pin holes through connecting pins.

Preferably, the rear end beam comprises a middle assembly beam, side connection end beams are arranged on two sides of the middle assembly beam, a bottom abrasion plate is arranged at the bottom of the middle assembly beam, and the side connection end beams are used for installing light signal equipment.

Compared with the prior art, the beneficial effects of adopting the technical scheme are as follows: the utility model discloses a highway-railway dual-purpose mechanical refrigeration van-type semitrailer frame, including the roof beam structure, the roof beam structure is used for bearing the automobile body, the roof beam structure is including setting up front end roof beam and the rear end roof beam at both ends around in the beam structure direction of motion, be provided with the first direction connecting box that is used for connecting the rail bogie on the front end roof beam, be provided with the second direction connecting box that is used for connecting the rail leading truck on the rear end roof beam; and the bottom of the beam frame is provided with a traction device, and the traction device is used for connecting a road tractor. The first guide connecting box or the second guide connecting box is connected with the rail guide frame in a hanging mode, railway operation is achieved, the road tractor is fixed through the traction device, road operation is achieved, the load requirement of road transportation is met, the connection and hanging requirement of railway transportation is met, and dual-purpose transportation of highway and railway is achieved.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a drawing pin plate structure of the present invention;

FIG. 4 is a front end beam structure of the present invention;

fig. 5 is a rear end beam structure view of the present invention.

Description of the main symbols: 1. a front end beam; 2. a traction device; 3. a cross reinforcement beam; 4. a first edge beam; 5. a second edge beam; 6. a first stringer; 7. a second stringer; 8. a middle cross beam; 9. a second side rail; 10. an air bag mounting seat; 11. a rear end beam; 12. a first stationary box; 13. a second stationary box; 14. a connecting port; 15. a side wear plate; 21. a tow pin; 22. a traction pin plate; 61. a reinforcing plate; 62. a web; 63. a lower cover plate; 64. an upper cover plate; 111. the middle part forms a beam; 112. side connecting end beams, 113 and a rear end beam connecting port; 114. a bottom wear plate.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings. In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1: referring to fig. 1 to 5, a frame of a highway and railway dual-purpose mechanical refrigeration van-type semi-trailer of the present embodiment includes a beam frame, where the beam frame is used for bearing a vehicle body, the beam frame includes a front end beam 1 and a rear end beam 11, the front end beam 1 is provided with a first guiding connection box for connecting a rail bogie, and the rear end beam 11 is provided with a second guiding connection box for connecting a rail guide frame; the bottom of the beam frame is provided with a traction device 2, and the traction device 2 is used for connecting a road tractor. The first guide connecting box or the second guide connecting box is connected with the rail guide frame in a hanging mode to achieve railway operation, the traction device 2 is connected with the road tractor to achieve road operation, the load requirement of road transportation is met, the connection and hanging requirement of railway transportation is met, and dual-purpose transportation of highway and railway is achieved.

Example 2: the beam frame of the embodiment comprises a first side beam 4 and a second side beam 5, wherein the first side beam 4, the second side beam 5, a front end beam 1 and a rear end beam 11 are vertically connected and enclosed to form a quadrilateral structure; a first longitudinal beam 6 and a second longitudinal beam 7 are arranged between the first side beam 4 and the second side beam 5, and the first longitudinal beam 6, the second longitudinal beam 7, the first side beam 4 and the second side beam 5 are parallel to each other. The structural stability of the beam frame is increased. The roof beam structure of this embodiment still includes a plurality of middle part crossbeams 8, a plurality of first limit crossbeam and a plurality of second limit crossbeam 9, and a plurality of middle part crossbeams 8 set up between first longeron 6 and second longeron 7, and be parallel equidistance and arrange, and a plurality of first limit crossbeams set up between first limit roof beam 4 and first longeron 6, and be parallel equidistance and arrange, and a plurality of second limit crossbeams 9 set up between second limit roof beam 5 and second longeron 7, and are parallel equidistance and arrange. The beam frame becomes a stable integral frame structure, the bending resistance and the torsion resistance are strong, and the integral structure has good bearing capacity. Meanwhile, as required for installing a suspension system, an air bag mounting seat assembly 10 is welded between the rear parts of the first longitudinal beam 6 and the second longitudinal beam 7, and a support reinforcing beam is welded on the outer sides of the first longitudinal beam 6 and the second longitudinal beam 7.

Example 3: the traction device 2 of the embodiment comprises a traction pin 21 and a dovetail-shaped traction pin plate 22, a cross reinforcing beam 3 for fixing the traction pin plate 22 is arranged on a beam frame, the cross reinforcing beam 3 is fixed with a middle cross beam 8, a first longitudinal beam 6, a second longitudinal beam 7 and a front end beam 1, and the traction pin 21 is fixed on one side, far away from the cross reinforcing beam 3, of the traction pin plate 22. The front end of the towing pin plate 22 is raised, the tail part is in a dovetail shape, and the towing pin 21 is fixed at the tail part. The foremost end of the front part of the kingpin plate 22 is tilted upwards and slightly exposed from the front end beam 1, so that it has a certain guiding function when being connected with a tractor or a bogie. The kingpin plate 22 of the present embodiment is also fixed to the first longitudinal beam 6, the second longitudinal beam 7 and the front end beam 1. The stability of the whole structure is enhanced.

Example 4: the first longitudinal beam 6 of the present embodiment is a fish-bellied i-shaped steel, and includes an upper cover plate 64, a web 62, a lower cover plate 63 and a reinforcing plate 61 that are welded and fixed, a reinforcing plate is provided between the upper cover plate 64 and the lower steel plate, and the first longitudinal beam 6 and the second longitudinal beam 7 have the same structure. The reinforcing plate enables the front end of the first longitudinal beam 6 with smaller cross section height to form a box-shaped structure, and bending resistance and torsion resistance of the box-shaped structure are improved. The front end beam 1 of the embodiment is provided with a mounting part for mounting a refrigerator, and the vertical projection of the mounting part is in an isosceles trapezoid shape. The vertical installation projection size of cold machine is used commonly to this structural shape can hold various cold-stored van semi-trailer just to the maximization satisfies the semi-trailer radius of gyration requirement, with increase front overhang, maximize frame length reaches the purpose that increases the volume, improves transportation economy.

Example 5: the front end beam 1 of the embodiment is fixed with the first guiding connection box by welding, one side of the first guiding connection box is provided with a first fixing box 12 for installing interface equipment of a braking system for highway operation, and the other side of the first guiding connection box is provided with a second fixing box 13 for installing interface equipment of a braking system for railway operation. The first guide connecting box of the embodiment is provided with a connecting port 14 along the driving direction of the semitrailer, side wear plates 15 are arranged on the left side wall and the right side wall of the connecting port 14, the distance between the side wear plates 15 on the two sides is gradually reduced along the direction from the opening end to the bottom end of the connecting port 14, and pin holes for fixing a rail bogie are arranged on the upper surface and the lower surface of the first guide connecting box. The side wearing plates 15 are connected with the connecting ports 14 through countersunk tenon bolts, and the railway special bogie connecting plate is abutted against the side wearing plates 15 on the left side and the right side of the connecting box after being inserted into the guide connecting box and is connected by connecting pins penetrating through pin holes. The rear end beam 11 of the embodiment includes a middle component beam 111, side connection end beams 112 are arranged on two sides of the middle component beam 111, a bottom abrasion plate 114 is arranged at the bottom of the middle component beam, the side connection end beams 112 are used for installing light signal equipment, and a rear end beam connector 113 is further arranged for connecting and hanging a bogie.

Example 6: the first side beam 4, the second side beam 5, the middle cross beam 8 and the side cross beams of the embodiment are all unequal-side channel steel, and more bolts can be installed on the carriage and the frame to ensure the connection strength between the carriage and the frame during railway transportation.

The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A frame of a road-rail dual-purpose mechanical refrigeration van-type semi-trailer is characterized by comprising a beam frame, wherein the beam frame is used for bearing a trailer body, the beam frame comprises a front end beam and a rear end beam which are arranged at the front end and the rear end of the beam frame in the moving direction, the front end beam is provided with a first guide connecting box used for connecting a rail bogie, and the rear end beam is provided with a second guide connecting box used for connecting a rail guide frame; and the bottom of the beam frame is provided with a traction device, and the traction device is used for connecting a road tractor.

2. The road-railway dual-purpose mechanical refrigeration van semi-trailer frame as claimed in claim 1, wherein the beam frame comprises a first side beam and a second side beam, and the first side beam, the second side beam, the front end beam and the rear end beam are vertically connected and enclosed to form a quadrilateral structure; and a first longitudinal beam and a second longitudinal beam are arranged between the first edge beam and the second edge beam, and the first longitudinal beam, the second longitudinal beam, the first edge beam and the second edge beam are parallel to each other.

3. The convertible van-type semi-trailer frame for both highway and railway machinery and refrigeration as defined in claim 2, wherein the beam frame further comprises a plurality of middle cross members disposed between the first longitudinal beam and the second longitudinal beam in a parallel arrangement, a plurality of first side cross members disposed between the first side beam and the first longitudinal beam in a parallel arrangement, and a plurality of second side cross members disposed between the second side beam and the second longitudinal beam in a parallel arrangement.

4. The frame of the road-railway dual-purpose mechanical refrigeration van semi-trailer as claimed in claim 3, wherein the traction device comprises a traction pin and a dovetail-shaped traction pin plate, a cross reinforcing beam for fixing the traction pin plate is arranged on the beam frame, the cross reinforcing beam is fixed with the middle cross beam, the first longitudinal beam, the second longitudinal beam and the front end beam, and the traction pin is fixed on one side of the traction pin plate, which is far away from the cross reinforcing beam.

5. The convertible mechanical refrigerator van frame of claim 4, wherein the towing pin plate is further secured to the first longitudinal beam, the second longitudinal beam, and the front end beam.

6. The frame of the road-railway dual-purpose mechanical refrigeration van-type semi-trailer as claimed in claim 5, wherein the first longitudinal beam is made of fish-bellied I-steel and comprises an upper cover plate, a web plate, a lower cover plate and a reinforcing plate which are fixedly welded, a reinforcing plate is arranged between the upper cover plate and the lower cover plate, and the first longitudinal beam and the second longitudinal beam are identical in structure.

7. The frame of the road-railway dual-purpose mechanical refrigeration van semi-trailer as claimed in claim 1, wherein the front end beam is provided with a mounting part for mounting a refrigerator, and the vertical projection of the mounting part is isosceles trapezoid.

8. The frame of the road-railway dual-purpose mechanical refrigeration van-type semi-trailer as claimed in claim 1, wherein the front end beam and the first guiding connection box are fixed by welding, one side of the first guiding connection box is provided with a first fixing box for installing a braking system interface device for road operation, and the other side of the first guiding connection box is provided with a second fixing box for installing a braking system interface device for railway operation.

9. The frame of the van type semitrailer for road-railway machinery used for refrigerating and storing electricity as claimed in claim 8, wherein the first guiding connecting box is provided with a connecting port along the driving direction of a semitrailer, the left and right side walls of the connecting port are provided with side wear plates, the distance between the side wear plates on the two sides is gradually reduced along the direction from the opening end to the bottom end of the connecting port, and the upper surface and the lower surface of the first guiding connecting box are provided with pin holes for connecting rail bogies.

10. The frame of the road-railway dual-purpose mechanical refrigeration van-type semi-trailer as claimed in claim 1, wherein the rear end beam comprises a middle assembly beam, side connection end beams are arranged on two sides of the middle assembly beam, a bottom abrasion plate is arranged at the bottom of the middle assembly beam, and the side connection end beams are used for installing light signal equipment.