CN216034652U - Frame for commercial vehicle - Google Patents
Frame for commercial vehicle Download PDFInfo
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- CN216034652U CN216034652U CN202122373344.5U CN202122373344U CN216034652U CN 216034652 U CN216034652 U CN 216034652U CN 202122373344 U CN202122373344 U CN 202122373344U CN 216034652 U CN216034652 U CN 216034652U
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- plate
- frame
- longitudinal beam
- commercial vehicle
- connecting plate
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Abstract
The utility model discloses a frame for a commercial vehicle, which comprises a left longitudinal beam and a right longitudinal beam, wherein a plurality of single cross beams are arranged between the left longitudinal beam and the right longitudinal beam, the left longitudinal beam and the right longitudinal beam respectively comprise outer plates, and the inner sides of the two outer plates are respectively connected with a hollowed lining plate; and a combined beam is also arranged between the left longitudinal beam and the right longitudinal beam. The fretwork welt combines with the planking, has alleviateed structural weight greatly on the basis of guaranteeing structural strength, and the combination beam forms a plurality of closed loop configuration with left longeron, right longeron, has strengthened antitorque commentaries on classics ability.
Description
Technical Field
The utility model relates to a structural member of a commercial vehicle, in particular to a frame for the commercial vehicle.
Background
At present, commercial vehicles at home and abroad generally have the problems of high noise, poor shock absorption, heavy weight and the like. In the aspect of structure, a left longitudinal beam and a right longitudinal beam of a frame of a mainstream commercial vehicle are of a single-layer thick plate structure, a part of the longitudinal beam is of a two-layer plate structure, an inner layer plate is only distributed at the cab end in a concentrated mode, and a bolt (or bolt and rivet combination) connection process is adopted between an outer layer plate and an inner layer plate of the longitudinal beam. The overlap of the cross beams and the longitudinal beams is generally one-to-one connection, and the torsion resistance of the frame is low in the connection mode.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a commercial vehicle frame which realizes light weight on the basis of ensuring high structural strength and torsion resistance.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the left longitudinal beam and the right longitudinal beam respectively comprise outer plates, and hollow lining plates are respectively connected to the inner sides of the two outer plates; and a combined beam is also arranged between the left longitudinal beam and the right longitudinal beam.
According to the preferable technical scheme, the outer plates comprise a left outer plate and a right outer plate which are symmetrically arranged, the upper edge and the lower edge of the left outer plate and the upper edge and the lower edge of the right outer plate respectively extend towards each other to form an upper edge strip and a lower edge strip, and the left end and the right end of the composite beam are respectively clamped between the corresponding upper edge strip and the corresponding lower edge strip.
According to a preferable technical scheme, the combination beam comprises a rectangular plate-shaped connecting plate, the middle of the connecting plate is hollowed to form four side frames, and the left side frame and the right side frame of the connecting plate are respectively connected with corresponding upper side strips; the lower surface of the front frame of the connecting plate is connected with a front beam plate in an overlapping manner, a first arched reinforcing plate is connected below the front beam plate, the left end and the right end of the front beam plate are respectively connected with corresponding upper edge strips, and the two ends of the first arched reinforcing plate are respectively abutted against the upper surfaces of the corresponding lower edge strips; the lower surface of the connecting plate, which is positioned on the rear frame, is connected with a second arched reinforcing plate, a rear beam plate is arranged below the second arched reinforcing plate, and two ends of the second arched reinforcing plate and two ends of the rear beam plate respectively lean against the upper surfaces of the corresponding lower strips.
According to the preferable technical scheme, the front beam plate, the first arched reinforcing plate and the front frame of the connecting plate are connected through bolts, the rear frame of the connecting plate is connected with the second arched reinforcing plate through bolts, and the left frame and the right frame of the connecting plate and the left end and the right end of the front beam plate are connected with the corresponding upper strips through bolts.
Preferably, the outer plate and the hollow liner plate are connected into an integrated structure through gluing.
As a preferred technical scheme, a reinforcing rivet is arranged between the outer plate and the hollowed-out lining plate.
Preferably, the shape of the hollowed lining plate corresponds to that of the outer plate, and the hollowed lining plate extends through the whole inner side surfaces of the left outer plate and the right outer plate.
By adopting the technical scheme, the hollowed-out lining plates are combined with the outer plate, the structural weight is greatly reduced on the basis of ensuring the structural strength, and the combined beam, the left longitudinal beam and the right longitudinal beam form a plurality of closed annular structures, so that the torsion resistance is enhanced.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1 is a schematic view of the combined structure of the present invention;
FIG. 2 is an exploded view of the structure of the various parts of the present invention;
fig. 3 is a schematic structural view of each part of the composite girder according to the present invention.
In the figure: 1-left stringer; 2-right longitudinal beam; 3-single beam; 4-hollowing out the lining board; 5-a left outer plate; 6-right outer plate; 7-a connecting plate; 8-front beam plate; 9-a first arched reinforcement plate; 10-a second arched reinforcement plate; 11-back beam panel.
Detailed Description
The utility model is further illustrated below with reference to the figures and examples. In the following detailed description, certain exemplary embodiments of the present invention are described by way of illustration only. Needless to say, a person skilled in the art realizes that the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in the figure, the combined type single-beam longitudinal beam comprises a left longitudinal beam 1 and a right longitudinal beam 2, a plurality of single cross beams 3 are arranged between the left longitudinal beam 1 and the right longitudinal beam 2, the left longitudinal beam 1 and the right longitudinal beam 2 respectively comprise outer plates, and the inner sides of the two outer plates are respectively connected with a hollowed lining plate 4; and a combined beam is also arranged between the left longitudinal beam 1 and the right longitudinal beam 2.
The outer plates comprise a left outer plate 5 and a right outer plate 6 which are symmetrically arranged, the upper edge and the lower edge of the left outer plate 5 and the lower edge of the right outer plate 6 respectively extend to form an upper edge strip and a lower edge strip, and the left end and the right end of the composite beam are respectively clamped and arranged between the corresponding upper edge strip and the corresponding lower edge strip.
The combined beam comprises a connecting plate 7 in a rectangular plate shape, the middle of the connecting plate 7 is hollowed to form four side frames, and the left side frame and the right side frame of the connecting plate 7 are respectively connected with corresponding upper side strips; the lower surface of the front frame of the connecting plate 7 is connected with a front beam plate 8 in an overlapping mode, a first arched reinforcing plate 9 is connected below the front beam plate 8, the left end and the right end of the front beam plate 8 are respectively connected with corresponding upper edge strips, and the two ends of the first arched reinforcing plate 9 respectively abut against the upper surfaces of the corresponding lower edge strips; the connecting plate 7 is located the back frame lower surface and is connected with second arch reinforcing plate 10, second arch reinforcing plate 10 below is provided with back beam plate 11, second arch reinforcing plate 10 with the both ends of back beam plate 11 support respectively and lean on corresponding lower fringe upper surface.
The front beam plate 8, the first arched reinforcing plate 9 and the front frame of the connecting plate 7 are connected through bolts, the rear frame of the connecting plate 7 and the second arched reinforcing plate 10 are connected through bolts, and the left frame and the right frame of the connecting plate 7 and the left end and the right end of the front beam plate 8 are connected with the corresponding upper edge strips through bolts.
The combination beam is clamped between the upper edge strip and the lower edge strip, and part of positions are supported by the lower edge strip in a supporting mode, so that the number of bolt holes and bolt connection sites is reduced, the number of parts is reduced, the overall weight reduction is realized, and the assembly is more convenient and faster.
The outer plate and the hollowed-out lining plate 4 are connected into an integrated structure through gluing. And a reinforcing rivet is arranged between the outer plate and the hollow lining plate 4.
The shape of the hollowed lining plate 4 corresponds to that of the outer plate, and the hollowed lining plate 4 extends through the whole inner side surfaces of the left outer plate 5 and the right outer plate 6.
A plurality of closed frame structures are formed among the connecting plate 7, the left longitudinal beam 1, the right longitudinal beam 2, the connecting plate 7, the second arched reinforcing plate 10, the first arched reinforcing plate 9, the left longitudinal beam 1, the right longitudinal beam 2 and the second arched reinforcing plate 10, the left longitudinal beam 1 and the right longitudinal beam 2, so that the weight of the frame is reduced, and the anti-torsion capacity of the frame is guaranteed.
The hollowed-out lining plate 4 covers the inner side surface of the whole longitudinal beam, so that the weight of the longitudinal beam is reduced on the premise of ensuring the strength requirement; planking and fretwork welt 4 form a whole through gluing, the effectual solution in subsequent fixed, when bending great problem of relative movement, gluing technology can play the effect of making an uproar, shock attenuation, vibration isolation to whole car simultaneously. The rivet is used for further strengthening fixation, and the connection stability is improved.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a frame for commercial vehicle, includes left longeron and right longeron, left side longeron with be provided with a plurality of single crossbeams between the right longeron, its characterized in that: the left longitudinal beam and the right longitudinal beam respectively comprise outer plates, and hollow lining plates are respectively connected to the inner sides of the two outer plates; and a combined beam is also arranged between the left longitudinal beam and the right longitudinal beam.
2. A commercial vehicle frame as defined in claim 1, wherein: the outer plates comprise a left outer plate and a right outer plate which are symmetrically arranged, the upper edge and the lower edge of the left outer plate and the upper edge and the lower edge of the right outer plate respectively extend in opposite directions to form an upper edge strip and a lower edge strip, and the left end and the right end of the composite beam are respectively clamped and arranged between the corresponding upper edge strip and the corresponding lower edge strip.
3. A commercial vehicle frame as defined in claim 2, wherein: the combined beam comprises a rectangular plate-shaped connecting plate, the middle of the connecting plate is hollowed to form four side frames, and the left side frame and the right side frame of the connecting plate are respectively connected with corresponding upper side strips; the lower surface of the front frame of the connecting plate is connected with a front beam plate in an overlapping manner, a first arched reinforcing plate is connected below the front beam plate, the left end and the right end of the front beam plate are respectively connected with corresponding upper edge strips, and the two ends of the first arched reinforcing plate are respectively abutted against the upper surfaces of the corresponding lower edge strips; the lower surface of the connecting plate, which is positioned on the rear frame, is connected with a second arched reinforcing plate, a rear beam plate is arranged below the second arched reinforcing plate, and two ends of the second arched reinforcing plate and two ends of the rear beam plate respectively lean against the upper surfaces of the corresponding lower strips.
4. A commercial vehicle frame as defined in claim 3, wherein: the front beam plate, the first arched reinforcing plate and the front frame of the connecting plate are connected through bolts, the rear frame of the connecting plate is connected with the second arched reinforcing plate through bolts, and the left frame and the right frame of the connecting plate and the left end and the right end of the front beam plate are connected with the corresponding upper strips through bolts.
5. A commercial vehicle frame as defined in claim 1, wherein: the outer plate and the hollow-out lining plates are connected into an integrated structure through gluing.
6. A commercial vehicle frame as defined in claim 1, wherein: and a reinforcing rivet is arranged between the outer plate and the hollow lining plate.
7. A commercial vehicle frame as defined in claim 2, wherein: the shape of the hollowed-out lining plate corresponds to that of the outer plate, and the hollowed-out lining plate extends through the whole inner side surfaces of the left outer plate and the right outer plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122373344.5U CN216034652U (en) | 2021-09-28 | 2021-09-28 | Frame for commercial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122373344.5U CN216034652U (en) | 2021-09-28 | 2021-09-28 | Frame for commercial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216034652U true CN216034652U (en) | 2022-03-15 |
Family
ID=80547380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122373344.5U Active CN216034652U (en) | 2021-09-28 | 2021-09-28 | Frame for commercial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216034652U (en) |
-
2021
- 2021-09-28 CN CN202122373344.5U patent/CN216034652U/en active Active
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