CN209757263U - Full-load light-weight integrated semitrailer body - Google Patents
Full-load light-weight integrated semitrailer body Download PDFInfo
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- CN209757263U CN209757263U CN201920266109.8U CN201920266109U CN209757263U CN 209757263 U CN209757263 U CN 209757263U CN 201920266109 U CN201920266109 U CN 201920266109U CN 209757263 U CN209757263 U CN 209757263U
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Abstract
The utility model provides a bear light weight integration semitrailer automobile body entirely, including frame, suspension, horizontal self-discharging device, box, the frame sets up longeron, a plurality of crossbeam of two bilateral symmetry, and the suspension passes through the bridge girder and bears the weight of longeron, and the longeron setting is at the both ends of crossbeam, and two longerons are for not having two web girders of upper and lower pterygoid lamina, and the top of web girder meets with the upper portion curb plate of box, and web girder bottom meets with the bridge girder, and horizontal self-discharging device replaces the box bottom plate and is used for bearing the uninstallation bulk cargo. The web beam is provided with four bends, and the four bends divide the web beam into a first straight part, a bent part, a second straight part and a double right-angle folded edge at the bottom from top to bottom. The utility model discloses a structural configuration to the automobile body optimizes the combination, changes longeron spatial position and structure, moves the longeron promptly web beam to the both sides of frame outward from traditional intermediate position, has realized the lightweight requirement, and antitorque, the mechanical properties of cutting, bending of further reinforcing have improved the single intensity higher than traditional support body.
Description
Technical Field
The utility model belongs to the vehicle manufacturing field, concretely relates to bear light weight integration semitrailer automobile body entirely.
Background
At present, due to the great increase of the carrying cost and the high requirement on the unloading efficiency, the traditional bulk cargo carrying semitrailer can not meet the market demand gradually. At present, many manufacturers are increasing the research and development efforts on highly automated bulk cargo carrying semitrailers, but in the process of automatically modifying the traditional bulk cargo carrying semitrailer, due to the strict requirements of governments and customers on the self weight of the vehicle body, how to improve the automation degree under the condition of not increasing the self weight is a more complicated subject. The applicant submits a Chinese invention patent in the early stage, and the application number is as follows: 201711032795.4, the name is: the utility model provides a self-discharging semitrailer, the technical scheme of adoption realizes bulk cargo automatic unloading through installing horizontal self-discharging device additional, has perfectly solved the problem of bulk cargo self-discharging, for making self-discharging scheme reach best effect simultaneously, has carried out the combination optimization to the automobile body, but also brings another problem: the weight of the car body is additionally increased, the machining difficulty is increased due to excessive welding points, and the machining cost is increased.
SUMMERY OF THE UTILITY MODEL
To the technical defect, the utility model discloses vehicle body overall arrangement to self-discharging semitrailer has developed further beneficial attempt, has developed a full weight of bearing light weight integration semitrailer automobile body. The utility model adopts the technical proposal that: the utility model provides a bear light weight integration semitrailer automobile body entirely, which comprises a vehicle rack, the suspension, horizontal self-discharging device, the box, the frame sets up two bilateral symmetry's longerons, a plurality of crossbeam, the suspension passes through the bridge girder and bears the weight longeron, the longeron sets up the both ends at the crossbeam, two longerons are two web girders that do not have upper and lower pterygoid lamina, the top of web girder meets with the upper portion curb plate of box, web girder bottom meets with the bridge girder, the upper portion curb plate of box, web girder and bridge girder three are integration, bear the design entirely, horizontal self-discharging device replaces the box bottom plate and is used for bearing the uninstallation bulk cargo.
Preferably, the web beam has four bends, the four bends divide the web beam into the first straight portion, the portion of bending, the second straight portion and the two right angle hems of bottom from last to bottom, the partial web beam of first straight portion and the portion of bending acts as the lower part curb plate of box, the partial web beam of the second straight portion perpendicular to the horizontal up end of lintel, the two right angle hems of bottom and lintel welded connection.
preferably, a plurality of holes are formed in the part of the web beam located at the second straight part, and the holes are triangular, circular or elliptical.
Preferably, the flanging of the flanging hole is designed as a claw edge.
Preferably, the bending angle of the first straight portion, the second straight portion and the bending portion is 120 ° to 170 °.
Preferably, the bending line of the second straight portion and the bending portion is located at the middle position of the web beam, and the bending direction is the direction inside the box body.
Preferably, the folding direction of the right-angle folding edge of the bottom part can be inwards or outwards.
Preferably, the horizontal self-dumping device and the cross beam are arranged in a space formed between the second straight portions of the two symmetrical web beams.
Preferably, the vertical connection between the second straight part and the bridge piece is at a certain distance from the ends of the two ends of the bridge piece.
Preferably, the outer sides of the upper side plate and the web beam of the box body are provided with support column boxes, and the support column boxes are hollow column boxes.
The utility model optimally combines the structural layout of the vehicle body, changes the spatial position and the structure of the longitudinal beam, moves the longitudinal beam, namely the web beam, from the traditional middle position to the two sides of the vehicle frame, and then welds the box body side plate, the web beam and the bridge girder together, so as to design an integrated and full-bearing mode, thereby greatly reducing the welding sites during the processing of the vehicle body and saving the processing amount of nearly three parts; meanwhile, the web girder is provided with four bends, so that the web girder not only plays the role of a traditional longitudinal girder, but also plays the role of partial side plates, the use of a large number of rib plates is reduced, and in addition, a second straight part playing the role of a longitudinal girder on the web girder is provided with a flanging hole, so that the light weight amplitude of reducing 40% is achieved while the strength is improved, and the cost is greatly reduced; moreover, due to the change of the shape of the web beam of the frame body, the mechanical properties of torsion resistance, shearing resistance and bending resistance are further enhanced, and the single strength higher than that of the traditional frame body is improved. The utility model is suitable for a diaxon, triaxial assembly welding have also improved the manufacturability of box and support body butt welding simultaneously.
Drawings
Fig. 1 is a schematic view of the specific structure of the present invention;
FIG. 2 is a schematic structural view of the web beam of the present invention;
Fig. 3 is another schematic structural view of the web beam of the present invention;
FIG. 4 is a side view of a portion of the case of the present invention;
Fig. 5 is a cross-sectional view of the hole flanging on the web beam of the present invention.
In the figure: 1-a suspension; 2-horizontal dumping device; 3-a cross beam; 4-web beam; 401-a first straight portion; 402-bending part; 403-a second straight portion; 404-double right-angle folding; 5-passing a bridge; 6-support column box; 7-upper side plate of the box body; 8-hole flanging; 801-flanging.
Detailed Description
the following description will be further made with reference to the accompanying drawings, as shown in fig. 1-5, the present invention relates to a full-load light-weight integrated semitrailer body, which comprises a frame, a suspension 1, a horizontal self-unloading device 2, and a box body, wherein the frame is provided with two longitudinal beams which are bilaterally symmetrical, and a plurality of cross beams 3, the suspension 1 passes through the bridge 5 bearing longitudinal beam, the longitudinal beams are arranged at two ends of the cross beam 3, the two longitudinal beams are two web beams 4 without upper and lower wing plates, the top of the web beam 4 is connected with the upper side plate 7 of the box body, the bottom of the web beam 4 is connected with the bridge 5, the upper side plate 7 of the box body, the web beam 4 and the bridge 5 are integrated and designed to be full-load, and the use of redundant rib plates is reduced due to the connection and the rotation of the structure; the horizontal self-unloading device 2 replaces a box body bottom plate and is used for bearing and unloading bulk cargoes. The utility model discloses change the I-shaped structure of traditional longeron, use the web beam 4 that does not have upper and lower pterygoid lamina, web beam 4 links to each other the upper portion curb plate 7 of box, makes web beam 4 except the stability of undertaking the support body, still plays the effect that links up the box, acts as partial box curb plate.
In order to further improve the strength and the bending resistance of the web girder 4, the web girder 4 is bent at four positions, the web girder 4 is divided into a first straight part 401, a bent part 402, a second straight part 403 and a double right-angle folded edge 404 at the bottom by bending at four positions from top to bottom, the first straight part 401 and part of the web girder of the bent part 402 serve as a lower side plate of the box body, the first straight part 401 is arranged to better connect an upper side plate 7 of the box body for welding, part of the web girder of the second straight part 403 is perpendicular to the horizontal upper end surface of the bridge girder 5, the second straight part 403 replaces the traditional longitudinal girder to play a bearing role, and the double right-angle folded edge 404 at the bottom is connected with the bridge girder 5 in a welding mode. The extension and bending of the web part of the web girder 4 enhances the mechanical property strength of the web girder 4, so that the bending resistance and the shear modulus of the dangerous section are increased.
Furthermore, as shown in fig. 4 and 5, a plurality of holes 8 are formed in the web beam at the second straight portion 403, the holes 8 are triangular, circular or elliptical, and the flanges 801 of the holes 8 are designed to be claw-shaped. The design can release the stress of the beam body, does not reduce the strength, and further reduces the weight of the vehicle body.
Further, in order to enhance the bending resistance of the bearing surface of the web beam 4 and achieve better space utilization, the bending angles of the first straight portion 401, the second straight portion 403 and the bending portion 402 are 120 ° to 170 °. By adjusting the bending angle, the width between the second straight portions 403 of the two web beams can be adjusted, the adjustment range can be within 20%, and further the width of the horizontal self-discharging device can be adjusted as required.
Furthermore, the bending line of the second straight portion 403 and the bending portion 402 is located at the middle position of the web beam 4, and the bending direction is the box body inner direction.
Further, as shown in fig. 2 and 3, the folding direction of the double right-angle folding edge 404 of the bottom part can be inward or outward. The provision of the double right angle flange 404 further enhances the bending and welding strength of the sheet material.
Further, the horizontal dumper 2 and the cross beam 3 are disposed in the space formed between the second straight portions 403 of the two symmetrical web girders 4. In the spatial layout, the vehicle body is designed into a funnel shape, so that the space utilization rate is optimal, and the automatic unloading of bulk cargos is facilitated; meanwhile, the gravity center of the vehicle body moves downwards, and the stability of the vehicle body is enhanced.
Further, the vertical connection of the second straight portion 403 to the bridge 5 is at a distance from the ends of the bridge 5. In order to further enhance the strength of the box body, a support column box 6 is arranged on the outer sides of the upper side plate 7 and the web beam 4 of the box body, and the support column box is a hollow column box for further reducing the dead weight.
The utility model discloses the structure is concise manufacturability good, has that the atress spreads, supports reliably, restricts each other, easily butt welding, characteristics such as convenient correction.
The embodiments described above are intended to facilitate one of ordinary skill in the art in understanding and using the present invention. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the embodiments herein, and those skilled in the art should understand that modifications and alterations made without departing from the scope of the present invention are within the protection scope of the present invention.
Claims (10)
1. The utility model provides a bear light weight integration semitrailer automobile body entirely, includes frame, suspension, horizontal self-discharging device, box, the frame set up longeron, a plurality of crossbeam of two bilateral symmetry, its characterized in that: the suspension passes through the bridge girder and bears the weight longeron, the longeron setting at the both ends of crossbeam, two longerons be two web girders that do not have upper and lower pterygoid lamina, the top of web girder meets with the upper portion curb plate of box, web girder bottom meets with the bridge girder, the upper portion curb plate of box, web girder and the bridge girder three of passing are the integration, bear the weight of the design entirely, horizontal self-discharging device replace the box bottom plate and be used for bearing the uninstallation bulk cargo.
2. The full-load light-weight integrated semitrailer body of claim 1, characterized in that: the web beam is provided with four bends, the four bends divide the web beam into a first straight part, a bent part, a second straight part and double right-angle hems at the bottom from top to bottom, the first straight part and part of the bent part serve as a lower side plate of the box body, the part of the web beam at the second straight part is perpendicular to the horizontal upper end face of the bridge girder, and the double right-angle hems at the bottom are connected with the bridge girder in a welding mode.
3. The full-load light-weight integrated semitrailer body of claim 2, characterized in that: and a plurality of flanged holes are formed in the part of the web beam positioned at the second straight part, and the flanged holes are triangular, circular or elliptical.
4. The full-load light-weight integrated semitrailer body of claim 3, characterized in that: the flanging of the flanging hole is designed into a claw-type edge.
5. The full-load light-weight integrated semitrailer body of claim 3, characterized in that: the bending angle of the first straight part, the second straight part and the bending part is 120-170 degrees.
6. The full-load light-weight integrated semitrailer body of claim 5, characterized in that: the bending line of the second straight part and the bending part is positioned in the middle of the web beam, and the bending direction is the direction inside the box body.
7. The full-load light-weight integrated semitrailer body of claim 6, characterized in that: the folding direction of the right-angle folding edge of the bottom part can be inward or outward.
8. The full-load light-weight integrated semitrailer body according to any one of claims 2 to 7, characterized in that: the horizontal self-discharging device and the cross beam are arranged in a space formed between the second straight parts of the two symmetrical web beams.
9. The light-weight full-load integrated semitrailer body of claim 8, characterized in that: the vertical connection part of the second straight part and the bridge-crossing beam has a certain distance with the end parts of the two ends of the bridge-crossing beam.
10. The lightweight full-load integrated semitrailer body of claim 9, characterized in that: and support column boxes are arranged on the outer sides of the upper side plate of the box body and the web beam and are hollow column boxes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920266109.8U CN209757263U (en) | 2019-03-04 | 2019-03-04 | Full-load light-weight integrated semitrailer body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920266109.8U CN209757263U (en) | 2019-03-04 | 2019-03-04 | Full-load light-weight integrated semitrailer body |
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| CN209757263U true CN209757263U (en) | 2019-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001786A (en) * | 2019-03-04 | 2019-07-12 | 威海顺丰专用车制造股份有限公司 | A kind of full carrying light weight integration semitrailer car body |
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- 2019-03-04 CN CN201920266109.8U patent/CN209757263U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001786A (en) * | 2019-03-04 | 2019-07-12 | 威海顺丰专用车制造股份有限公司 | A kind of full carrying light weight integration semitrailer car body |
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