CN102941879A - Truck tail beam used for overall pulling - Google Patents
Truck tail beam used for overall pulling Download PDFInfo
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- CN102941879A CN102941879A CN2012105139100A CN201210513910A CN102941879A CN 102941879 A CN102941879 A CN 102941879A CN 2012105139100 A CN2012105139100 A CN 2012105139100A CN 201210513910 A CN201210513910 A CN 201210513910A CN 102941879 A CN102941879 A CN 102941879A
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- cross
- transom beam
- entablatrance
- connecting bore
- plate
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- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 241000276425 Xiphophorus maculatus Species 0.000 abstract 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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Abstract
The invention relates to a truck tail beam used for overall pulling, and the truck tail beam comprises a tail beam, wherein the tail beam is composed of an upper beam and a lower beam, the upper beam is of a platy structure body with an L-shaped cross section; the lower beam is of a platy structure body with an L-shaped cross section; the upper beam and the lower beam are stacked up together to form a platy structure body with a U-shaped cross section; the overlapped part of the upper beam and the lower beam is provided with a pulling connecting hole, the pulling connecting hole is a through hole, and the pulling connecting hole penetrates through the overlapped part of the upper beam and the lower beam. The truck tail beam used for overall pulling provided by the invention has the beneficial technical effects that the manufacturing difficulty and production cost of the tail beam are reduced and the structural strength of the tail beam is improved.
Description
Technical field
The present invention relates to a kind of heavy-duty vehicle body frame structure for automotive, relate in particular to a kind of truck transom beam for entirely pulling.
Background technology
In the prior art, be provided with transom beam for its vehicle frame afterbody of heavy motor vehicle of making tractor truck, transom beam is used for articulating trailer; Existing transom beam structure is individual layer integral type " U " type sheet metal component structure, and this structure needs large-scale forming mould to make, and processing drops into high, and bearing capacity is lower.
Summary of the invention
For the problem in the background technology, the present invention proposes a kind of truck transom beam for entirely pulling, comprise transom beam, its improvement is: described transom beam is comprised of entablatrance and cross sill; Described entablatrance is the L-shaped plate-like structure of cross-sectional plane; Described cross sill is the L-shaped plate-like structure of cross-sectional plane; Entablatrance and cross sill are stacked together and form the plate-like structure that cross-sectional plane takes the shape of the letter U; The place, position, overlapping portion of entablatrance and cross sill is provided with and pulls connecting bore, and the described connecting bore of pulling is through hole, pulls the overlapping portion that connecting bore runs through entablatrance and cross sill.
After adopting aforementioned improved, transom beam can be assembled by the L shaped crossbeam of two volume less, because the small volume of part does not need large-scale forming mould, has reduced manufacture difficulty and cost of manufacture, simultaneously, the structure of pulling the connecting bore position is converted into double-decker by original single layer structure, has improved the structural strength of pulling the connecting bore position, makes the load-carrying capacity of transom beam obtain enhancing, improve vehicle performance, guaranteed the structural stability between tractor truck and the trailer.
In order further to improve the structural strength of pulling the connecting bore position on the transom beam, the present invention has also done following improvement: be provided with external reinforcing plate for car on the lateral surface at the place, position, overlapping portion of entablatrance and cross sill, external reinforcing plate for car is the plate-like structure that cross-sectional plane takes the shape of the letter U, external reinforcing plate for car is with entablatrance and cross sill double team, be provided with the first connecting bore on the external reinforcing plate for car, the first connecting bore with pull the connecting bore uniform cross section and overlap each other.External reinforcing plate for car with entablatrance and cross sill double team interior, further improved the connective stability between entablatrance and the cross sill, simultaneously, the setting of external reinforcing plate for car also is further converted to three-layer structure so that pull the structure of connecting bore position, and the structure intensity of pulling the connecting bore position is further got a promotion.
In order further to improve the structural strength of pulling the connecting bore position on the transom beam, also can interior brace panel be set at transom beam, concrete scheme is: be provided with interior brace panel on the medial surface at the place, position, overlapping portion of entablatrance and cross sill, interior brace panel is the plate-like structure that cross-sectional plane takes the shape of the letter U, the lateral surface of interior brace panel contacts entirely with the medial surface of transom beam, be provided with the second connecting bore on the interior brace panel, the second connecting bore with pull the connecting bore uniform cross section and overlap each other.Interior brace panel and external reinforcing plate for car can adopt or independent the setting simultaneously, when only in interior brace panel and external reinforcing plate for car, selecting one when arranging, can make the structure of pulling the connecting bore position form three-layer structure, when interior brace panel and external reinforcing plate for car use simultaneously, can make the structure of pulling the connecting bore position form the four-layer structure body.
Same as the prior art, transom beam of the present invention still adopts existing connection mode to be connected with longeron, and concrete connection mode is: the transom beam two ends respectively by left link span be connected link span and be connected with the chassis side rail of both sides; Described left link span is comprised of two blocks of wing plates and connecting panel; Two blocks of wing plates are arranged at respectively the two ends of connecting panel, and two blocks of wing plates are parallel to each other; Two blocks of wing plates and connecting panel are integral structure, and two blocks of wing plates and the formed structure of connecting panel are the plate-like structure that cross-sectional plane takes the shape of the letter U; The medial surface of two blocks of wing plates is connected with downside with the upper side of transom beam end respectively; The lateral surface of connecting panel is connected with the medial surface of chassis side rail; Described right link span structure and left link span are symmetrical.
In order to strengthen the Joint strenght between transom beam and the chassis side rail, the present invention has done following improvement: described wing plate cross-sectional plane is that trapezoidal, trapezoidal upper base width is more than or equal to the transom beam width; Described connecting panel width is more than or equal to the trapezoidal width of going to the bottom; The trapezoidal width of going to the bottom is greater than trapezoidal upper base width; Trapezoidal lower bottom is connected with connecting panel.On the wing plate with the width of transom beam junction less than with the width of longeron junction, this just can be with the Force decomposition of transom beam to larger plane of action, from reducing the application force in the unit area on the longeron, guarantee to strengthen the structural stability between transom beam and the chassis side rail.
With in the prior art in the same manner, the present invention also at place, the position, overlapping portion of entablatrance and cross sill, pull on the structure of the connecting bore left and right sides and respectively be provided with an auxiliary connecting bore, two auxiliary connecting bores and be connected connecting bore for being connected with the structure matching of pulling on the trailer.
Useful technique effect of the present invention is: reduced manufacture difficulty and the cost of manufacture of transom beam, improved the structural strength of transom beam.
Description of drawings
Fig. 1, transom beam structural representation of the present invention;
Fig. 2, transom beam structure exploded view of the present invention;
Fig. 3, the structural representation when being provided with inside and outside brace panel;
Fig. 4, the exploded view when being provided with inside and outside brace panel;
Fig. 5, right connecting board structure scheme drawing;
Fig. 6, left connecting board structure scheme drawing;
Fig. 7, integral structure scheme drawing of the present invention;
Fig. 8, integral structure exploded view of the present invention;
The mounting structure scheme drawing of Fig. 9, the present invention and chassis side rail, structure shown in the mark C is chassis side rail among the figure.
The specific embodiment
A kind of truck transom beam for entirely pulling comprises transom beam, and its improvement is: described transom beam is comprised of entablatrance 1 and cross sill 2; Described entablatrance 1 is the L-shaped plate-like structure of cross-sectional plane; Described cross sill 2 is the L-shaped plate-like structure of cross-sectional plane; Entablatrance 1 and cross sill 2 are stacked together and form the plate-like structure that cross-sectional plane takes the shape of the letter U; The place, position, overlapping portion of entablatrance 1 and cross sill 2 is provided with and pulls connecting bore 7, and the described connecting bore 7 of pulling is pulled the overlapping portion that connecting bore 7 runs through entablatrance 1 and cross sill 2 for through hole.
Further, be provided with external reinforcing plate for car 3 on the lateral surface at the place, position, overlapping portion of entablatrance 1 and cross sill 2, the plate-like structure that external reinforcing plate for car 3 takes the shape of the letter U for cross-sectional plane, external reinforcing plate for car 3 is with entablatrance 1 and cross sill 2 double teams, be provided with the first connecting bore on the external reinforcing plate for car 3, the first connecting bore with pull connecting bore 7 uniform cross sections and overlap each other;
Further, be provided with interior brace panel 4 on the medial surface at the place, position, overlapping portion of entablatrance 1 and cross sill 2, the plate-like structure that interior brace panel 4 takes the shape of the letter U for cross-sectional plane, the lateral surface of interior brace panel 4 contacts entirely with the medial surface of transom beam, be provided with the second connecting bore on the interior brace panel 4, the second connecting bore with pull connecting bore 7 uniform cross sections and overlap each other.
Further, the transom beam two ends respectively by left link span 5 be connected link span 6 and be connected with the chassis side rail of both sides; Described left link span 5 is comprised of two blocks of wing plates (shown in the mark A among Fig. 5, Fig. 6) and connecting panel (shown in the mark B among Fig. 5, Fig. 6); Two blocks of wing plates are arranged at respectively the two ends of connecting panel, and two blocks of wing plates are parallel to each other; Two blocks of wing plates and connecting panel are integral structure, and two blocks of wing plates and the formed structure of connecting panel are the plate-like structure that cross-sectional plane takes the shape of the letter U; The medial surface of two blocks of wing plates is connected with downside with the upper side of transom beam end respectively; The lateral surface of connecting panel is connected with the medial surface of chassis side rail; Described right link span 6 structures and left link span 5 symmetries.
Further, described wing plate cross-sectional plane is that trapezoidal, trapezoidal upper base width is more than or equal to the transom beam width; Described connecting panel width is more than or equal to the trapezoidal width of going to the bottom; The trapezoidal width of going to the bottom is greater than trapezoidal upper base width; Trapezoidal lower bottom is connected with connecting panel.
Further, the position, overlapping portion of entablatrance 1 and cross sill 2 place, pull on the structure of connecting bore 7 left and right sides and respectively be provided with an auxiliary connecting bore.
Claims (6)
1. one kind is used for the truck transom beam entirely pull, comprises transom beam, and it is characterized in that: described transom beam is comprised of entablatrance (1) and cross sill (2); Described entablatrance (1) is the L-shaped plate-like structure of cross-sectional plane; Described cross sill (2) is the L-shaped plate-like structure of cross-sectional plane; Entablatrance (1) and cross sill (2) are stacked together and form the plate-like structure that cross-sectional plane takes the shape of the letter U; The place, position, overlapping portion of entablatrance (1) and cross sill (2) is provided with and pulls connecting bore (7), and the described connecting bore (7) of pulling is through hole, pulls the overlapping portion that connecting bore (7) runs through entablatrance (1) and cross sill (2).
2. the truck transom beam for entirely pulling according to claim 1, it is characterized in that: be provided with external reinforcing plate for car (3) on the lateral surface at the place, position, overlapping portion of entablatrance (1) and cross sill (2), the plate-like structure that external reinforcing plate for car (3) takes the shape of the letter U for cross-sectional plane, external reinforcing plate for car (3) is with entablatrance (1) and cross sill (2) double team, external reinforcing plate for car is provided with the first connecting bore on (3), the first connecting bore with pull connecting bore (7) uniform cross section and overlap each other.
3. the truck transom beam for entirely pulling according to claim 1 and 2, it is characterized in that: be provided with interior brace panel (4) on the medial surface at the place, position, overlapping portion of entablatrance (1) and cross sill (2), the plate-like structure that interior brace panel (4) takes the shape of the letter U for cross-sectional plane, the lateral surface of interior brace panel (4) contacts entirely with the medial surface of transom beam, interior brace panel is provided with the second connecting bore on (4), the second connecting bore with pull connecting bore (7) uniform cross section and overlap each other.
4. the truck transom beam for entirely pulling according to claim 1 is characterized in that: the transom beam two ends respectively by left link span (5) be connected link span (6) and be connected with the chassis side rail of both sides; Described left link span (5) is comprised of two blocks of wing plates and connecting panel; Two blocks of wing plates are arranged at respectively the two ends of connecting panel, and two blocks of wing plates are parallel to each other; Two blocks of wing plates and connecting panel are integral structure, and two blocks of wing plates and the formed structure of connecting panel are the plate-like structure that cross-sectional plane takes the shape of the letter U; The medial surface of two blocks of wing plates is connected with downside with the upper side of transom beam end respectively; The lateral surface of connecting panel is connected with the medial surface of chassis side rail; Described right link span (6) structure and left link span (5) symmetry.
5. the truck transom beam for entirely pulling according to claim 4 is characterized in that: described wing plate cross-sectional plane is that trapezoidal, trapezoidal upper base width is more than or equal to the transom beam width; Described connecting panel width is more than or equal to the trapezoidal width of going to the bottom; The trapezoidal width of going to the bottom is greater than trapezoidal upper base width; Trapezoidal lower bottom is connected with connecting panel.
6. the truck transom beam for entirely pulling according to claim 1 is characterized in that: the place, position, overlapping portion of entablatrance (1) and cross sill (2), pull on the structure of connecting bore (7) left and right sides and respectively be provided with an auxiliary connecting bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105139100A CN102941879A (en) | 2012-12-05 | 2012-12-05 | Truck tail beam used for overall pulling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105139100A CN102941879A (en) | 2012-12-05 | 2012-12-05 | Truck tail beam used for overall pulling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102941879A true CN102941879A (en) | 2013-02-27 |
Family
ID=47724905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105139100A Pending CN102941879A (en) | 2012-12-05 | 2012-12-05 | Truck tail beam used for overall pulling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102941879A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103738405A (en) * | 2013-12-19 | 2014-04-23 | 柳州乘龙专用车有限公司 | Swanneck edge transverse beam of semitrailer carrier vehicle |
| CN104015802A (en) * | 2014-06-29 | 2014-09-03 | 余林岚 | Automobile cross beam |
| CN106515857A (en) * | 2016-12-20 | 2017-03-22 | 安徽江淮汽车集团股份有限公司 | Side-beam type automobile frame cross beam structure |
| CN120057108A (en) * | 2025-03-05 | 2025-05-30 | 一汽解放汽车有限公司 | Front beam assembly and vehicle with same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04230475A (en) * | 1990-12-28 | 1992-08-19 | Mitsubishi Motors Corp | Under carriage frame for truck or the like |
| JP2000025646A (en) * | 1999-04-05 | 2000-01-25 | Press Kogyo Co Ltd | Cross member and manufacture thereof |
| CN101888946A (en) * | 2007-12-06 | 2010-11-17 | 沃尔沃拉斯特瓦格纳公司 | Beam for heavy vehicle |
| CN202400160U (en) * | 2011-11-23 | 2012-08-29 | 洛阳中集凌宇汽车有限公司 | Elastic crossbeam of auxiliary beam of concrete mixer |
| CN202923718U (en) * | 2012-12-05 | 2013-05-08 | 上汽依维柯红岩商用车有限公司 | Tail beam for full-trailer truck |
-
2012
- 2012-12-05 CN CN2012105139100A patent/CN102941879A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04230475A (en) * | 1990-12-28 | 1992-08-19 | Mitsubishi Motors Corp | Under carriage frame for truck or the like |
| JP2000025646A (en) * | 1999-04-05 | 2000-01-25 | Press Kogyo Co Ltd | Cross member and manufacture thereof |
| CN101888946A (en) * | 2007-12-06 | 2010-11-17 | 沃尔沃拉斯特瓦格纳公司 | Beam for heavy vehicle |
| CN202400160U (en) * | 2011-11-23 | 2012-08-29 | 洛阳中集凌宇汽车有限公司 | Elastic crossbeam of auxiliary beam of concrete mixer |
| CN202923718U (en) * | 2012-12-05 | 2013-05-08 | 上汽依维柯红岩商用车有限公司 | Tail beam for full-trailer truck |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103738405A (en) * | 2013-12-19 | 2014-04-23 | 柳州乘龙专用车有限公司 | Swanneck edge transverse beam of semitrailer carrier vehicle |
| CN104015802A (en) * | 2014-06-29 | 2014-09-03 | 余林岚 | Automobile cross beam |
| CN106515857A (en) * | 2016-12-20 | 2017-03-22 | 安徽江淮汽车集团股份有限公司 | Side-beam type automobile frame cross beam structure |
| CN120057108A (en) * | 2025-03-05 | 2025-05-30 | 一汽解放汽车有限公司 | Front beam assembly and vehicle with same |
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| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130227 |