CN210063123U - Semitrailer girder structure with high bearing capacity - Google Patents
Semitrailer girder structure with high bearing capacity Download PDFInfo
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- CN210063123U CN210063123U CN201920744004.9U CN201920744004U CN210063123U CN 210063123 U CN210063123 U CN 210063123U CN 201920744004 U CN201920744004 U CN 201920744004U CN 210063123 U CN210063123 U CN 210063123U
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- bearing capacity
- pterygoid lamina
- girder structure
- supporting
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Abstract
The utility model relates to a semitrailer girder structure of high bearing capacity belongs to semitrailer technical field to cross girder structure length direction's intermediate point and be first symmetrical face along girder structure length direction's plumb plane, including the main part section, pull the section, the linkage segment, the main part section, pull the section, the linkage segment all includes the pterygoid lamina, pterygoid lamina down, set firmly the web between last pterygoid lamina and lower pterygoid lamina, the web includes two support webs along first symmetrical face symmetry, sets up the support riser between two support webs, it holds the cavity to support to form between riser and two support webs, it packs to be equipped with to inhale the sound cotton to hold the cavity intussuseption. This semitrailer girder structure of high bearing capacity inhales the sound cotton through setting up between supporting web and support riser, makes the girder structure have good sound effect of inhaling, has not only reduced the noise in the girder structure course of working, has reduced the noise in the girder structure use moreover, and the noise reduction has improved the practicality of girder structure to the pollution of environment.
Description
Technical Field
The utility model relates to a semitrailer technical field, in particular to semitrailer girder structure of high bearing capacity.
Background
A semitrailer is a trailer whose axle is placed behind the center of gravity of the vehicle and which is equipped with a coupling device that can transmit horizontal and vertical forces to the tractor. Wherein, the semitrailer girder is the main load-bearing structure in the semitrailer.
At present, patent documents with the publication number of 2018.02.06 and the publication number of CN206968779U disclose a semitrailer girder and a semitrailer, wherein the semitrailer girder comprises an upper wing plate, a lower wing plate and a web plate, the end surface of the upper wing plate is parallel to the end surface of the lower wing plate, the web plate is connected between the upper wing plate and the lower wing plate, and the end surfaces of the web plate are respectively perpendicular to the end surfaces of the upper wing plate and the lower wing plate; the web plate is provided with first lightening holes and second lightening holes, wherein the first lightening holes and the second lightening holes are centrosymmetric, the first lightening holes and the second lightening holes are evenly distributed along the length direction of the web plate, and flanges are arranged at the edges of the first lightening holes. The semitrailer girder can provide higher bearing capacity, but has poor sound absorption effect due to the fact that no sound absorption structure is arranged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a semitrailer girder structure of high bearing capacity inhales the sound cotton through setting up between supporting web and support riser, makes the girder structure have good sound effect of inhaling, has not only reduced the noise in the girder structure course of working, has reduced the noise in the girder structure use moreover, and the noise reduction has improved the practicality of girder structure to the pollution of environment.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a semitrailer girder structure of high bearing capacity to cross girder structure length direction's intermediate point and be first symmetrical face along girder structure length direction's plumb plane, include the main part section, pull the section, set firmly the linkage segment between the main part section and pull the section, the main part section, pull section, linkage segment all include pterygoid lamina, pterygoid lamina down, set firmly the web between last pterygoid lamina and lower pterygoid lamina, the web includes two support webs along first symmetrical plane symmetry, sets up the support riser between two support webs, it holds the cavity to support to form between riser and two support webs, it is filled with the sound of inhaling cotton to hold the cavity intussuseption.
Through adopting above-mentioned technical scheme, set up between support riser and the support web and inhale the sound cotton, make the girder structure have good sound effect of inhaling, reduced the pollution of noise to the environment, set up the support riser moreover between two support webs, improved the bearing capacity of girder structure to the practicality of girder structure has been improved.
The utility model discloses further set up to: the supporting vertical plate is a corrugated plate and is corrugated along the length direction.
Through adopting above-mentioned technical scheme, the bearing capacity of girder structure has further been improved.
The utility model discloses further set up to: the two corrugated side surfaces of the supporting vertical plate are respectively attached to the two supporting webs, and the supporting vertical plate is fixedly connected with the supporting webs.
Through adopting above-mentioned technical scheme, not only be convenient for support the installation of riser, increased the joint strength who supports riser and two support webs moreover, improved the stability that supports the riser use, improved the bearing capacity of girder structure moreover.
The utility model discloses further set up to: the top end of the supporting vertical plate is fixedly provided with an upper fixing plate attached to the upper wing plate, and the bottom end of the supporting vertical plate is fixedly provided with a lower fixing plate attached to the lower wing plate.
Through adopting above-mentioned technical scheme, the area of contact that the up-per plate has increased support riser and last pterygoid lamina, and the bottom plate has increased the area of contact who supports riser and lower pterygoid lamina, has further improved the stability of supporting the riser, has improved the bearing capacity of girder structure simultaneously.
The utility model discloses further set up to: the support web includes the riser, sets firmly at the riser top and with last flange laminating last reinforcing plate, set firmly at the riser bottom and with the lower reinforcing plate of lower flange laminating, it sets firmly on last pterygoid lamina to go up the reinforcing plate, the reinforcing plate sets firmly under on the pterygoid lamina down.
Through adopting above-mentioned technical scheme, go up the reinforcing plate and increased the area of contact between riser and the last aerofoil, the reinforcing plate has increased the area of contact between riser and the lower aerofoil down, has further improved the stability of riser, has improved the bearing capacity of girder structure simultaneously.
The utility model discloses further set up to: an upper inclined plate is fixedly arranged between the upper reinforcing plate and the vertical plate, and a lower inclined plate is fixedly arranged between the lower reinforcing plate and the vertical plate.
Through adopting above-mentioned technical scheme, form triangle-shaped between last swash plate, last reinforcing plate, the riser, form triangle-shaped between lower swash plate, lower reinforcing plate, the riser to increased the bearing capacity of riser, and then improved the bearing capacity of girder structure.
The utility model discloses further set up to: a plurality of upper through holes are formed in the upper reinforcing plate, and a plurality of lower through holes are formed in the lower reinforcing plate.
Through adopting above-mentioned technical scheme, go up the through-hole and reduced the weight of last reinforcing plate, the through-hole has reduced the weight of reinforcing plate down to reduce the weight of girder structure, improved the practicality of last reinforcing plate, lower reinforcing plate.
The utility model discloses further set up to: the top surface of linkage segment sets firmly the reinforcing plate rather than the looks adaptation, the reinforcing plate extends along its length direction's one end and sets firmly the first extension board that sets firmly at main part section top surface, the other end extension of reinforcing plate sets firmly the second extension board that sets firmly at the section top surface that draws.
Through adopting above-mentioned technical scheme, mutually supporting between reinforcing plate, first extension plate, the second extension plate three has improved the bearing capacity of girder structure, has reduced the focus of girder structure moreover, has improved stability and the practicality that the girder structure used.
The utility model discloses further set up to: the supporting web plate is provided with a plurality of first lightening holes and a plurality of second lightening holes at intervals, and the first lightening holes and the second lightening holes are arranged in a staggered mode along the length direction of the supporting web plate.
Through adopting above-mentioned technical scheme, mutually supporting between first lightening hole, the second lightening hole has reduced the weight of supporting the web, and then has reduced the weight of girder structure, and first lightening hole and the crisscross setting of second lightening hole avoid supporting the local bearing capacity decline of web simultaneously, have improved the practicality of girder structure.
The utility model discloses further set up to: the supporting web plate is provided with a plurality of mounting through holes at intervals along the length direction of the supporting web plate, and the mounting through holes are U-shaped through holes.
Through adopting above-mentioned technical scheme, the installation through-hole has not only reduced the weight of supporting web, is convenient for the installation of follow-up semitrailer crossbeam moreover.
To sum up, the utility model discloses following beneficial effect has:
1. the utility model discloses a semitrailer girder structure of high bearing capacity inhales the sound cotton through setting up between two support web, makes the girder structure have good sound effect of inhaling, has not only reduced the noise in the girder structure course of working, has reduced the noise in the girder structure use moreover, and the practicality of girder structure has been improved to the pollution of noise reduction to the environment.
2. The supporting vertical plate is arranged to be the corrugated plate, so that the bearing capacity of the supporting vertical plate is increased, and the bearing capacity of the main beam structure is improved.
3. Set up the reinforcing plate on the riser, go up and set up the swash plate between reinforcing plate and the riser, not only increased the area of contact between riser and the last aerofoil, improved the bearing capacity of riser moreover, set up reinforcing plate down on the riser, set up down the swash plate between lower reinforcing plate and the riser, not only increased the area of contact between riser and the lower aerofoil, further improved the bearing capacity of riser moreover, and then improved the bearing capacity of girder structure.
4. Set up the reinforcing plate on the linkage segment, set up first extension plate in the main part section, set up the second extension plate in pulling the section, through mutually supporting between reinforcing plate, first extension plate, the second extension plate three, improved the bearing capacity of girder structure, reduced the focus of girder structure moreover, improved stability and the practicality that the girder structure used.
Drawings
FIG. 1 is a schematic structural view of an embodiment;
FIG. 2 is a schematic view for showing the structure of the reinforcing plate;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is a sectional view taken in the direction B-B in fig. 2.
In the figure, 11, the main body section; 111. mounting a through hole; 12. a traction section; 13. a connecting section; 14. a reinforcing plate; 141. a first extension plate; 142. a second extension plate; 2. an upper wing plate; 3. a lower wing plate; 41. a support web; 411. a vertical plate; 4111. a first lightening hole; 4112. a second lightening hole; 412. an upper reinforcing plate; 413. an upper sloping plate; 414. a lower reinforcing plate; 415. a lower sloping plate; 42. supporting a vertical plate; 421. an upper fixing plate; 422. a lower fixing plate; 43. and (5) sound absorption cotton.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
A semitrailer girder structure with high bearing capacity is shown in figures 1 and 2, and a vertical plane passing through a middle point of the length direction of the girder structure and along the length direction of the girder structure is taken as a first symmetrical plane. The main beam structure comprises a main body section 11, wherein a traction section 12 is arranged at one end of the main body section 11 along the length direction at intervals, and a connecting section 13 is fixedly arranged between the main body section 11 and the traction section 12. The height of the main body section 11 is larger than that of the traction section 12, and the main body section 11 and the traction section 12 are smoothly transited through the connecting section 13.
As shown in fig. 2, the top surface of the main body segment 11 at the end far from the traction segment 12 is inclined downwards along the length direction thereof to form a first inclined surface, and the first inclined surface and the top surface of the main body segment 11 form an acute angle of 10 degrees. The top surface of the end of the traction section 12 away from the main body section 11 is inclined downwards along the length direction thereof to form a second inclined surface, and the second inclined surface is in smooth transition with the top surface of the main body section 11, and the acute angle formed by the second inclined surface and the top surface is 10 degrees. The top surface of the connecting section 13 is fixedly provided with a reinforcing plate 14 matched with the connecting section, one end of the reinforcing plate 14 close to the main body section 11 extends and is fixedly provided with a first extension plate 141 matched with the main body section 11, and the first extension plate 141 is welded on the top surface of the main body section 11. One end of the reinforcing plate 14 close to the traction section 12 is fixedly extended with a second extension plate 142 matched with the traction section 12, and the second extension plate 142 is welded on the top surface of the traction section 12.
As shown in fig. 2 and 3, the main body section 11, the traction section 12, and the connection section 13 each include an upper wing plate 2, a lower wing plate 3, and a web. The upper wing panel 2 has a width greater than the width of the lower wing panel 3 and the web is located between the upper wing panel 2 and the lower wing panel 3.
As shown in fig. 2 and 3, the web includes two supporting webs 41 symmetrically disposed along a first symmetric plane, and as shown in fig. 4, a supporting vertical plate 42 is disposed between the two supporting webs 41, the supporting vertical plate 42 is a corrugated plate, and the supporting vertical plate 42 is corrugated along the length direction of the supporting web 41. The top welding of supporting riser 42 has an upper fixed plate 421, and upper fixed plate 421 sets up to square board, and upper fixed plate 421 sets up along supporting web 41 length direction, and upper fixed plate 421 bonds on last pterygoid lamina 2. The bottom welding of support riser 42 has bottom plate 422, and bottom plate 422 sets up to square board, and bottom plate 422 sets up along supporting web 41 length direction, and bottom plate 422 bonds on pterygoid lamina 3 down. Two corrugated surfaces of the supporting vertical plate 42 along the length direction thereof are respectively attached to the two supporting webs 41 and welded on the two supporting webs 41. An accommodating cavity is formed between the supporting vertical plate 42 and the two supporting webs 41, and sound absorption cotton 43 matched with the accommodating cavity is filled in the accommodating cavity.
As shown in fig. 2 and 3, the support web 41 includes risers 411 disposed between the upper wing panel 2 and the lower wing panel 3. The top of riser 411 sets firmly upper reinforcing plate 412 to keeping away from first symmetry plane direction extension, and upper reinforcing plate 412 and last pterygoid lamina 2 are laminated mutually, and upper reinforcing plate 412 welds on last pterygoid lamina 2. The upper reinforcing plate 412 is uniformly provided with a plurality of upper through holes along the length direction thereof. An upper inclined plate 413 is fixedly arranged between one end, far away from the vertical plate 411, of the upper reinforcing plate 412 and the side face of the vertical plate 411, an upper triangle is formed among the upper inclined plate 413, the upper reinforcing plate 412 and the vertical plate 411, and the joint of the upper inclined plate 413 and the upper reinforcing plate 412 is in a fillet shape. The bottom of riser 411 sets firmly lower reinforcing plate 414 to keeping away from first plane of symmetry direction extension, and lower reinforcing plate 414 and lower pterygoid lamina 3 are laminated mutually, and lower reinforcing plate 414 welds on pterygoid lamina 3. The lower reinforcing plate 414 is uniformly provided with a plurality of lower through holes along the length direction thereof. A lower inclined plate 415 is fixedly arranged between one end of the lower reinforcing plate 414, which is far away from the vertical plate 411, and the side surface of the vertical plate 411, a lower triangle is formed among the lower inclined plate 415, the lower reinforcing plate 414 and the vertical plate 411, and the joint of the lower inclined plate 415 and the lower reinforcing plate 414 is in a fillet shape.
As shown in fig. 2 and 3, in order to reduce the weight of the main beam structure, a plurality of first lightening holes 4111 are uniformly formed in two vertical plates 411 of the main body section 11 along the length direction of the main body section, a plurality of second lightening holes 4112 are uniformly formed in the two vertical plates 411 of the main body section 11 along the length direction of the main body section, and the plurality of first lightening holes 4111 and the plurality of second lightening holes 4112 are arranged in a staggered manner. The web of main part section 11 has evenly seted up a plurality of installation through-holes 111 along its length direction, and installation through-hole 111 runs through two risers 411, inhales sound cotton 43, supports riser 42 promptly, and installation through-hole 111 sets up to the U-shaped through-hole.
The sound absorption cotton 43 is arranged between the support vertical plate 42 and the support web plate 41, so that the main beam structure has a good sound absorption effect, the noise in the processing process of the main beam structure is reduced, and the noise in the use process of the main beam structure is reduced; meanwhile, a supporting vertical plate 42 is arranged between the two supporting webs 41, so that the bearing capacity of the main beam structure is improved, an upper reinforcing plate 412, a lower reinforcing plate 414, an upper inclined plate 413 and a lower inclined plate 415 are arranged on the vertical plate 411, so that the bearing capacity of the vertical plate 411 is improved, and the bearing capacity of the main beam structure is further improved; the reinforcing plate 14 is arranged on the connecting section 13, the first extension plate 141 is arranged on the main body section 11, the second extension plate 142 is arranged on the traction section 12, and the reinforcing plate 14, the first extension plate 141 and the second extension plate 142 are matched with each other, so that the bearing capacity of the main beam structure is improved, and the gravity center of the main beam structure is reduced; go up through-hole, lower through-hole, first lightening hole 4111, second lightening hole 4112, installation through-hole 111 and reduced the weight of girder structure to girder structure's stability and practicality have been improved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a semitrailer girder structure of high bearing capacity to cross girder structure length direction's intermediate point and follow girder structure length direction's plumb plane and be first symmetrical surface, including main part section (11), pull section (12), set firmly linkage segment (13) between main part section (11) and pull section (12), main part section (11), pull section (12), linkage segment (13) all include pterygoid lamina (2), lower pterygoid lamina (3), set firmly the web between last pterygoid lamina (2) and lower pterygoid lamina (3), its characterized in that: the web plate comprises two supporting web plates (41) which are symmetrical along a first symmetrical plane and a supporting vertical plate (42) arranged between the two supporting web plates (41), an accommodating cavity is formed between the supporting vertical plate (42) and the two supporting web plates (41), and sound absorbing cotton (43) is filled in the accommodating cavity.
2. The semitrailer main beam structure with high bearing capacity according to claim 1, is characterized in that: the supporting vertical plate (42) is a corrugated plate, and the supporting vertical plate (42) is arranged in a corrugated manner along the length direction of the supporting vertical plate.
3. The semitrailer main beam structure with high bearing capacity according to claim 2, is characterized in that: the two corrugated side surfaces of the supporting vertical plate (42) are respectively attached to the two supporting web plates (41), and the supporting vertical plate (42) is fixedly connected with the supporting web plates (41).
4. The semitrailer main beam structure with high bearing capacity according to claim 2, is characterized in that: the top of supporting vertical plate (42) sets firmly upper fixed plate (421) of laminating mutually with last pterygoid lamina (2), and the bottom of supporting vertical plate (42) sets firmly lower fixed plate (422) of laminating mutually with lower pterygoid lamina (3).
5. The semitrailer main beam structure with high bearing capacity according to claim 1, is characterized in that: support web (41) include riser (411), set firmly at riser (411) top and with last pterygoid lamina (2) the last reinforcing plate (412) of laminating mutually, set firmly at riser (411) bottom and with lower pterygoid lamina (3) lower reinforcing plate (414) of laminating mutually, it sets firmly on last pterygoid lamina (2) to go up reinforcing plate (412), reinforcing plate (414) set firmly under on pterygoid lamina (3).
6. The semitrailer main beam structure with high bearing capacity according to claim 5, is characterized in that: an upper inclined plate (413) is fixedly arranged between the upper reinforcing plate (412) and the vertical plate (411), and a lower inclined plate (415) is fixedly arranged between the lower reinforcing plate (414) and the vertical plate (411).
7. The semitrailer main beam structure with high bearing capacity according to claim 5, is characterized in that: the upper reinforcing plate (412) is provided with a plurality of upper through holes, and the lower reinforcing plate (414) is provided with a plurality of lower through holes.
8. The semitrailer main beam structure with high bearing capacity according to claim 1, is characterized in that: the top surface of the connecting section (13) is fixedly provided with a reinforcing plate (14) matched with the connecting section, one end of the reinforcing plate (14) in the length direction extends and is fixedly provided with a first extension plate (141) fixedly arranged on the top surface of the main body section (11), and the other end of the reinforcing plate (14) extends and is fixedly provided with a second extension plate (142) fixedly arranged on the top surface of the traction section (12).
9. The semitrailer main beam structure with high bearing capacity according to claim 1, is characterized in that: the supporting web plate (41) is provided with a plurality of first lightening holes (4111) and a plurality of second lightening holes (4112) at intervals, and the plurality of first lightening holes (4111) and the plurality of second lightening holes (4112) are arranged in a staggered mode along the length direction of the supporting web plate (41).
10. The semitrailer main beam structure with high bearing capacity according to claim 1, is characterized in that: the supporting web plate (41) is provided with a plurality of mounting through holes (111) at intervals along the length direction of the supporting web plate, and the mounting through holes (111) are U-shaped through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744004.9U CN210063123U (en) | 2019-05-22 | 2019-05-22 | Semitrailer girder structure with high bearing capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744004.9U CN210063123U (en) | 2019-05-22 | 2019-05-22 | Semitrailer girder structure with high bearing capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210063123U true CN210063123U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920744004.9U Expired - Fee Related CN210063123U (en) | 2019-05-22 | 2019-05-22 | Semitrailer girder structure with high bearing capacity |
Country Status (1)
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| CN (1) | CN210063123U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113371068A (en) * | 2021-07-30 | 2021-09-10 | 重庆华川九州专用汽车有限公司 | Semitrailer frame with high torsional rigidity and bending strength |
| CN115092256A (en) * | 2022-07-14 | 2022-09-23 | 东风商用车有限公司 | Bi-metal frame longitudinal beam |
-
2019
- 2019-05-22 CN CN201920744004.9U patent/CN210063123U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113371068A (en) * | 2021-07-30 | 2021-09-10 | 重庆华川九州专用汽车有限公司 | Semitrailer frame with high torsional rigidity and bending strength |
| CN115092256A (en) * | 2022-07-14 | 2022-09-23 | 东风商用车有限公司 | Bi-metal frame longitudinal beam |
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Granted publication date: 20200214 Termination date: 20200522 |