CN216994504U - Semitrailer frame convenient to installation - Google Patents
Semitrailer frame convenient to installation Download PDFInfo
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- CN216994504U CN216994504U CN202220886424.2U CN202220886424U CN216994504U CN 216994504 U CN216994504 U CN 216994504U CN 202220886424 U CN202220886424 U CN 202220886424U CN 216994504 U CN216994504 U CN 216994504U
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- longitudinal beam
- cross
- longitudinal
- semitrailer
- positioning
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Abstract
The utility model relates to a semitrailer frame convenient to mount, which is formed by assembling a plurality of sections of longitudinal beams and a plurality of cross beams; a longitudinal beam connecting bulge is arranged at one end of the longitudinal beam, a longitudinal beam connecting groove matched with the longitudinal beam connecting bulge is arranged at the other end of the longitudinal beam, the cross section of the longitudinal beam is L-shaped, and a cross beam positioning hole is arranged at the L-shaped extending end I of the longitudinal beam; the beam comprises a beam body and positioning bulges, and the positioning bulges are arranged at the bottoms of the two ends of the beam body; the two ends of the cross beam are respectively overlapped on the longitudinal beam, the positioning bulge of the cross beam is inserted into the cross beam positioning hole, and the upper surface of the cross beam body and the top surface of the L-shaped extension end II are on the same plane. The cross section through setting up the longeron personally submits L shape, conveniently sets up the crossbeam, and makes the upper surface of crossbeam body and L extension end II's top surface on the coplanar, can make the semitrailer frame atress more even, factor of safety when effectively improving the semitrailer and traveling.
Description
Technical Field
The utility model relates to the technical field of semi-trailer equipment, in particular to a semi-trailer frame convenient to mount.
Background
The semitrailer is a transportation tool for connecting the semitrailer with a traction headstock through a traction pin. In order to obtain larger bearing capacity, most tractors and semitrailers are two shafts or three shafts. The semi-trailer is classified into a warehouse rail semi-trailer, a low flat-bed semi-trailer and the like.
The body part of the low-flat-plate semitrailer is not provided with a breast board, and the low-flat-plate semitrailer is usually used for transporting small and medium-sized vehicles, rail vehicles, engineering machinery and other large heavy-load cargos. The front end of a common low-flat-bed semi-trailer is hinged with a tractor through a gooseneck, the rear end of the gooseneck is connected with a semi-trailer frame, the middle section of the common low-flat-bed semi-trailer is a cargo bed, and the rear end of the common low-flat-bed semi-trailer is a wheel carrier (comprising a wheel set).
In practical use, some goods to be transported have a large volume and a small weight, such as a truss arm of a crawler crane, a blade of a wind turbine, and the like. In order to be able to transport such goods, the cargo bed of the semitrailer must be lengthened. However, when the semitrailer is driven empty, the overlong cargo bed causes the defects of overlarge turning radius and the like, and when the semitrailer is used in a narrow place, the semitrailer is easy to scratch and even cannot be normally used.
A semitrailer is a trailer with axles placed behind the center of gravity of the vehicle and equipped with a coupling device that transmits horizontal and vertical forces to a towing vehicle, which is a heavy transport vehicle.
Girder, suspension unit and stiffening beam are installed to the frame bottom of semitrailer, and most structures of traditional semitrailer frame are complicated, and the installation is dismantled inconveniently for the transportation of semitrailer receives the restriction, has reduced the efficiency of transportation, and it is very inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model provides a semitrailer frame convenient to mount, aiming at the problems that most existing semitrailer frames are complex in structure and inconvenient to mount and dismount, so that transportation of a semitrailer is limited, transportation efficiency is reduced, and the semitrailer frame is inconvenient to use.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
a semitrailer frame convenient to mount is formed by assembling a plurality of sections of longitudinal beams and a plurality of cross beams; a longitudinal beam connecting bulge is arranged at one end of the longitudinal beam, a longitudinal beam connecting groove matched with the longitudinal beam connecting bulge is arranged at the other end of the longitudinal beam, the cross section of the longitudinal beam is L-shaped, and a cross beam positioning hole is arranged at the L-shaped extending end I of the longitudinal beam; the beam comprises a beam body and positioning bulges, and the positioning bulges are arranged at the bottoms of the two ends of the beam body; the two ends of the cross beam are respectively overlapped on the longitudinal beam, the positioning bulge of the cross beam is inserted into the cross beam positioning hole, and the upper surface of the cross beam body and the top surface of the L-shaped extension end II are on the same plane.
Furthermore, connecting seams among the longitudinal beams arranged at two ends of the cross beam are arranged in a staggered mode.
Furthermore, both ends of the longitudinal beam are square, and the middle of the longitudinal beam is L-shaped.
Further, the end part of the beam body tightly props against the inner side of the L-shaped extension end II.
Further, the longitudinal beam connecting bulge is cylindrical.
Further, the positioning protrusion is cylindrical.
Further, the longitudinal beam connecting protrusion is square.
Further, the positioning protrusion is square.
The utility model has the beneficial effects that:
the frame of the semitrailer convenient to mount is formed by assembling a plurality of sections of longitudinal beams and a plurality of cross beams, and the longitudinal beam is convenient to mount and dismount by arranging the longitudinal beam connecting bulges and the longitudinal beam connecting grooves matched with the longitudinal beam connecting bulges at the two ends of the longitudinal beams respectively;
the cross section of the longitudinal beam is L-shaped, so that a cross beam is convenient to erect, and the upper surface of the cross beam body and the top surface of the L-shaped extension end II are on the same plane, so that the stress of a semi-trailer frame can be more uniform, and the safety factor of the semi-trailer during running is effectively improved;
the connecting seams among the longitudinal beams arranged at the two ends of the cross beam are arranged in a staggered manner, so that the stability and the bearing capacity of the frame of the semitrailer can be effectively improved;
through the inboard of the tight L extension end II in tip top that sets up the crossbeam body, make crossbeam and longeron be connected inseparabler, the steadiness is higher.
The longitudinal beam connecting bulge and the positioning bulge are cylindrical, so that the installation and the disassembly are convenient; through connecting the arch with the longeron and setting up to square, more convenient fixed during the installation prevents to take place rotatory wrench movement.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of a stringer according to the present invention;
FIG. 3 is a cross-sectional view of a stringer of the present invention;
FIG. 4 is a schematic view of a cross beam structure according to the present invention;
FIG. 5 is a view AA of FIG. 1;
reference numerals: 1. longitudinal beams 2 and cross beams;
101. the connecting structure comprises L extending ends I and 102, L extending ends II and 103, beam positioning holes and 104, longitudinal beam connecting bulges and 105 and longitudinal beam connecting grooves;
201. crossbeam body, 202, location arch.
Detailed Description
The utility model is further illustrated with reference to specific embodiments below.
A semitrailer frame for easy installation, as shown in the drawings: the semi-trailer frame is formed by assembling a plurality of sections of longitudinal beams 1 and a plurality of cross beams 2; one end of the longitudinal beam 1 is provided with a longitudinal beam connecting bulge 104, and the other end of the longitudinal beam 1 is provided with a longitudinal beam connecting groove 105 matched with the longitudinal beam connecting bulge 104; the longitudinal beam connecting bulges and the longitudinal beam connecting grooves matched with the longitudinal beam connecting bulges are respectively arranged at the two ends of the longitudinal beam, so that the cross beam is convenient to mount and dismount; the two ends of the longitudinal beam 1 are square, the middle of the longitudinal beam is L-shaped, and the connecting strength between the longitudinal beams 1 can be enhanced.
The cross section of the longitudinal beam 1 is L-shaped, and a cross beam positioning hole 103 is formed in an L-shaped extending end I101 of the longitudinal beam; the crossbeam 2 comprises a crossbeam body 201 and positioning bulges 202, and the positioning bulges 202 are arranged at the bottoms of the two ends of the crossbeam body 201; two ends of the cross beam 2 are respectively erected on the longitudinal beam 1, the positioning protrusion 202 of the cross beam 2 is inserted into the cross beam positioning hole, and the upper surface of the cross beam body 201 and the top surface of the L-shaped extension end II102 are on the same plane;
the cross section of the longitudinal beam is L-shaped, so that a cross beam is convenient to erect, and the upper surface of the cross beam body and the top surface of the L-shaped extension end II are on the same plane, so that the stress of a semi-trailer frame can be more uniform, and the safety factor of the semi-trailer during running is effectively improved; the connecting seams between the longitudinal beams 1 arranged at the two ends of the cross beam 2 are arranged in a staggered mode, so that the stability and the bearing capacity of the frame of the semitrailer can be effectively improved.
The end part of the beam body 201 tightly props the inner side of the L-shaped extension end II102, so that the beam and the longitudinal beam are connected more tightly, and the stability is higher. The stringer attachment tabs 104 are cylindrical. The positioning protrusion 202 is cylindrical, so that the disassembly and assembly are more convenient.
The utility model provides a semitrailer frame convenient to mount, which is formed by assembling a plurality of sections of longitudinal beams and a plurality of cross beams, wherein the two ends of each longitudinal beam are respectively provided with a longitudinal beam connecting bulge and a longitudinal beam connecting groove matched with the longitudinal beam connecting bulge, so that the longitudinal beams can be conveniently mounted and dismounted;
the cross section of the longitudinal beam is L-shaped, so that a cross beam is convenient to erect, and the upper surface of the cross beam body and the top surface of the L-shaped extension end II are on the same plane, so that the stress of a semi-trailer frame can be more uniform, and the safety factor of the semi-trailer during running is effectively improved;
the connecting seams among the longitudinal beams arranged at the two ends of the cross beam are arranged in a staggered manner, so that the stability and the bearing capacity of the frame of the semitrailer can be effectively improved;
through the inboard of the tight L extension end II in tip top that sets up the crossbeam body, make crossbeam and longeron be connected inseparabler, the steadiness is higher.
The longitudinal beam connecting bulge and the positioning bulge are cylindrical, so that the installation and the disassembly are convenient; through connecting the arch with the longeron and setting up to square with the location arch, more convenient fixed during the installation prevents to take place the rotation wrench movement.
Claims (8)
1. The utility model provides a semitrailer frame convenient to installation which characterized in that: the semi-trailer frame is formed by assembling a plurality of sections of longitudinal beams (1) and a plurality of cross beams (2); a longitudinal beam connecting bulge (104) is arranged at one end of the longitudinal beam (1), a longitudinal beam connecting groove (105) matched with the longitudinal beam connecting bulge (104) is arranged at the other end of the longitudinal beam (1), the cross section of the longitudinal beam (1) is L-shaped, and a cross beam positioning hole (103) is arranged at an L-shaped extending end I (101); the beam (2) comprises a beam body (201) and positioning bulges (202), and the positioning bulges (202) are arranged at the bottoms of the two ends of the beam body (201); the two ends of the cross beam (2) are respectively overlapped on the longitudinal beam (1), the positioning protrusions (202) of the cross beam (2) are inserted into the cross beam positioning holes, and the upper surface of the cross beam body (201) and the top surface of the L-shaped extension end II (102) are on the same plane.
2. The semitrailer frame easy to mount according to claim 1, characterized in that: the connecting seams between the longitudinal beams (1) arranged at the two ends of the cross beam (2) are arranged in a staggered manner.
3. The semitrailer frame easy to mount according to claim 1, characterized in that: the two ends of the longitudinal beam (1) are square, and the middle of the longitudinal beam is L-shaped.
4. The semitrailer frame convenient to mount as claimed in claim 1, wherein: the end part of the beam body (201) tightly props against the inner side of the L-shaped extension end II (102).
5. The semitrailer frame convenient to mount as claimed in claim 1, wherein: the longitudinal beam connecting bulge (104) is cylindrical.
6. The semitrailer frame convenient to mount as claimed in claim 1, wherein: the positioning protrusion (202) is cylindrical.
7. The semitrailer frame convenient to mount as claimed in claim 1, wherein: the longitudinal beam connecting bulge (104) is square.
8. The semitrailer frame easy to mount according to claim 1, characterized in that: the positioning bulge (202) is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220886424.2U CN216994504U (en) | 2022-04-15 | 2022-04-15 | Semitrailer frame convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220886424.2U CN216994504U (en) | 2022-04-15 | 2022-04-15 | Semitrailer frame convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216994504U true CN216994504U (en) | 2022-07-19 |
Family
ID=82377476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220886424.2U Active CN216994504U (en) | 2022-04-15 | 2022-04-15 | Semitrailer frame convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216994504U (en) |
-
2022
- 2022-04-15 CN CN202220886424.2U patent/CN216994504U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Semi-trailer frame for easy installation Effective date of registration: 20230117 Granted publication date: 20220719 Pledgee: Baotou Branch of Inner Mongolia Hohhot Jingu Rural Commercial Bank Co.,Ltd. Pledgor: BAOTOU TIANSHENG HEAVY INDUSTRY CO.,LTD. Registration number: Y2023150000017 |