CN104554442A - Chassis and special vehicle or semitrailer comprising same - Google Patents
Chassis and special vehicle or semitrailer comprising same Download PDFInfo
- Publication number
- CN104554442A CN104554442A CN201310508642.8A CN201310508642A CN104554442A CN 104554442 A CN104554442 A CN 104554442A CN 201310508642 A CN201310508642 A CN 201310508642A CN 104554442 A CN104554442 A CN 104554442A
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- China
- Prior art keywords
- longeron
- penetration type
- attaching parts
- opening
- underframe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a chassis and a special vehicle or a semitrailer comprising the same. The chassis comprises two longitudinal beams and a plurality of penetrating-type cross beams, wherein the two longitudinal beams are arranged in parallel, and the penetrating-type cross beams are arranged along the length direction of the longitudinal beams at intervals; each longitudinal beam comprises a web; openings which can be used for the penetrating-type cross beams to penetrate through are formed in each web; the penetrating-type cross beams penetrate through the corresponding openings of the two longitudinal beams and are fixedly connected with the longitudinal beams; the edge of each opening is provided with a positioning boss convexly extending into the opening; first positioning holes matched with the positioning bosses are respectively formed in preset positions of joints of the penetrating-type cross beams and the longitudinal beams; each positioning boss is inserted into the corresponding first positioning hole. The chassis and the special vehicle or the semitrailer disclosed by the invention are simple in assembly, high in assembly efficiency and high assembly dimension accuracy.
Description
Technical field
The present invention relates to vehicular field, particularly relate to a kind of underframe and there is special vehicle or the superimposed trailer of this underframe.
Background technology
In traditional special vehicle or superimposed trailer during the penetration type crossbeam assembling of underframe, first workman must use measuring tool to measure the installation site size of penetration type crossbeam on longeron, then carry out fitting work by being spirally connected or welding, this mode causes traditional penetration type crossbeam to assemble the problems such as difficulty, assembler's duration, efficiency are low.And during the assembling of penetration type crossbeam, fitted position precision can only pass through manual measurement, and fitted position exists personal error, and fitted position precision is low, thus causes the problems such as product disqualification rate is large, off-grade rework rate is high, productive costs is high.
Summary of the invention
For exist when solving the assembling of above-mentioned traditional bottom bracket entablatrance assembling difficulty, assembler's duration, equip the problem such as poor dimensional precision, the invention provides a kind of underframe and there is special vehicle or the superimposed trailer of this underframe.
For solving the problems of the technologies described above, the present invention proposes a kind of underframe, comprise two longerons be arranged in parallel and the many penetration type crossbeams be intervally arranged along longeron length direction, described longeron comprises web, described web is provided with the opening that can pass for described penetration type crossbeam, described penetration type crossbeam is fixedly connected with through the corresponding opening of two longerons with longeron, the edge of described opening is provided with the positioning boss protruded out in described opening, the pre-position that described penetration type crossbeam is crossing with described longeron is provided with the first knock hole with described positioning boss adaptation, described positioning boss is plugged in described first knock hole.
Wherein, described underframe also comprises attaching parts, and described attaching parts is arranged at the described opening part of described longeron; Attaching parts comprises a plain film portion, and plain film portion is provided with the second knock hole, and it is interior and vertical with described web that described plain film portion is arranged in described opening, and coordinated with described positioning boss grafting by described second knock hole; Described penetration type crossbeam and described attaching parts are fixedly connected on described longeron.
Wherein, described attaching parts is fixedly welded on described longeron; Described penetration type crossbeam is provided with the first mounting hole, described plain film portion is provided with second mounting hole corresponding with described first mounting hole, and described first mounting hole is relative with described second mounting hole and by fastener, penetration type crossbeam and described attaching parts are fastenedly connected.
Wherein, described second mounting hole is set to two, is respectively in described second knock hole both sides.
Wherein, described attaching parts is also provided with a fastening part, described fastening part width is less than described plain film portion, and described fastening part is positioned at the side of described web and fastening part sidewall and web abut against.
Wherein, described penetration type crossbeam and described longeron are directly welded and fixed.
Wherein, described longeron cross section is C type, I shape or Z-type; Described penetration type section of beam is I shape, C type or Z-type.
Wherein, described penetration type crossbeam is W type crossbeam, it is distributed with along its length two mounting groove structures, and described mounting groove structure coordinates with the opening of described longeron installs, and described first knock hole is arranged at described mounting groove structure place; Penetration type beam surface upper outside mounting groove structure place is concordant with the upper surface of described longeron.
The present invention also provides a kind of special vehicle, comprises underframe as above.
The present invention also provides a kind of superimposed trailer, comprises underframe as above.
Compared with prior art, the present invention has following beneficial effect: in underframe of the present invention, by coordinating of longeron and positioning boss suitable on penetration type crossbeam and knock hole, reach the object of both fast accurate location, achieve fast under the requirement prerequisite ensureing fitted position precision, simply, convenient, efficient underframe fitting work, the assembling difficulty existed when efficiently solving the assembling of traditional penetration type crossbeam, assembling spended time is long, the problems such as equipment poor dimensional precision, make to adopt the special vehicle of this underframe and superimposed trailer to have assembling simple, assembling takes a short time, the advantage that fitted position precision is high, the present invention improves the production efficiency of product effectively, reduce productive costs.
Accompanying drawing explanation
Fig. 1 is the structural representation of underframe one embodiment of the present invention.
Fig. 2 is A place partial enlarged drawing in Fig. 1 of the present invention.
Fig. 3 is the scheme of installation of Fig. 1 of the present invention.
Fig. 4 is B place partial enlarged drawing in Fig. 3 of the present invention.
Fig. 5 is C place partial enlarged drawing in Fig. 3 of the present invention.
Fig. 6 is the structural representation of attaching parts one embodiment in underframe of the present invention.
Fig. 7 is the structural representation of another embodiment of attaching parts in underframe of the present invention.
Fig. 8 is the structural representation of another embodiment of underframe of the present invention.
Fig. 9 ~ Figure 12 is the structural representation of other embodiments of longeron in underframe of the present invention.
Figure 13 ~ Figure 14 is the structural representation of other embodiments of penetration type crossbeam in underframe of the present invention.
Wherein, description of reference numerals is as follows: 1, longeron; 11, web; 111, opening; 112, positioning boss; 12, wing plate; 2, penetration type crossbeam; 21, side plate; 211, the first knock hole; 212, the first mounting hole; 22, upper plate; 23, lower plate; 3, attaching parts; 31, plain film portion; 311, the second knock hole; 312, the second mounting hole; 32, fastening part; 33, turning point; 4, bolt; 5, nut.
Detailed description of the invention
In order to further illustrate principle of the present invention and structure, existing by reference to the accompanying drawings to a preferred embodiment of the present invention will be described in detail.
Consult Fig. 1 and Fig. 2, the invention provides a kind of underframe, it comprises two longerons 1 be arranged in parallel and the many penetration type crossbeams 2 be intervally arranged along longeron length direction, and penetration type crossbeam 2 runs through two longerons 1 and is fixedly connected with longeron 1, and penetration type crossbeam 2 two ends expose to two longerons 1 respectively.
Longeron 1 comprises web 11 and lays respectively at web 11 two ends and two wing plates 12 be parallel to each other, wherein, two wing plates 12 form C type with web 11 entirety, and web 11 is provided with the opening 111 that can pass for penetration type crossbeam 2 and the positioning boss 112 protruded out in opening 111.
Penetration type crossbeam 2 is similarly the structure of sandwiched web between upper and lower two wing plates, for ease of distinguishing with corresponding construction in longeron 1, web in penetration type crossbeam 2 is called side plate 21, upper flange is called upper plate 22, lower wing plate is called lower plate 23, in the present embodiment, the combination of upper plate 22, side plate 21 and lower plate 23 forms I shape, and namely penetration type crossbeam 2 cross section is I shape.Penetration type crossbeam 2 monnolithic case is W type crossbeam, it is distributed with two mounting groove structures with longeron 1 intersection along its length, it is concave inward structure that upper plate 22 corresponds to described mounting groove structure, it lower plate 23 is then outer male structure, namely mounting groove structure place is formed to lower recess certain limit for entirety relative to other positions of penetration type crossbeam 2, and overall width keeps certain.Penetration type crossbeam 2 runs through the corresponding opening 111 of two longerons 1, mounting groove structure then coordinates with the opening 111 of two longerons 1 respectively installs, the upper surface of the penetration type crossbeam 2 outside mounting groove structure place is concordant with the upper surface of longeron 1, is beneficial to the laying on floor on underframe.In the pre-position of this mounting groove structure, side plate 21 is provided with and refers to Fig. 5 with the signal of the first knock hole 211(first knock hole of positioning boss 112 adaptation on longeron 1), positioning boss 112 is plugged in this first knock hole and installs to realize quick position.
Consult Fig. 3 to Fig. 5, in the present embodiment, penetration type crossbeam 2 is realized by attaching parts 3, bolt 4 and coordinating of nut 5 with being fixedly connected with of longeron 1.First composition graphs 6, attaching parts 3 is bending part, its appearance profile and longeron 1 upper shed 111 outline roughly adaptive; In the present embodiment, the appearance profile of opening 111 is the concave shape of 90-degree rotation, and have at the medial recess place web 11 of its side and protrude out structure accordingly, namely positioning boss 112 is arranged at this and protrudes out in structure; Attaching parts 3 to be arranged in opening 111 and to be welded and fixed with longeron 1, particularly, attaching parts 3 comprise a plain film portion 31 and with L shape connected vertically turning point, plain film portion 32 33, attaching parts 3 can be fitted with the side adaptation of opening 111, wherein, plain film portion 31 be positioned at web 11 protrude out structure place and vertical with web 11; Plain film portion 31 is provided with the second knock hole 311 and is respectively in two second mounting holes 312 of the second knock hole 311 both sides, second knock hole 311 coordinates the assembling and positioning realizing attaching parts 3 and longeron 1 with positioning boss 112 grafting on web 11, this location fit is also located for the welding of attaching parts 3, attaching parts 3 only need insert on positioning boss 112 by the second knock hole 311 by operating personal, can carry out welding job.The thickness in plain film portion 31 is less than the height of positioning boss 112, and attaching parts 3 inserts after on positioning boss 112, and positioning boss 112 outer end is exposed to attaching parts 3 so that continue to install penetration type crossbeam 2.In addition, attaching parts 3 is also provided with fastening part 32, this fastening part 32 extends from lower end, turning point 33, fastening part 32 is parallel with plain film portion 31, width is less than plain film portion 31, and when attaching parts 3 is assemblied on longeron 1, fastening part 32 is positioned at the side of web 11 and fastening part 32 sidewall and web 11 abut against, this fastening part 32 can coordinate realization location, it can also be welded with longeron 1 degree of reliability increasing and be connected simultaneously.Be understandable that, the setting of this fastening part 32 is also non-essential, and as shown in Figure 7, attaching parts 3 also can not arrange fastening part, is only coordinated with the positioning boss 112 of web 11 by the second knock hole 311 and realizes locating.
After attaching parts 3 fixedly mounts on longeron 1, installation penetration type crossbeam 2 can be carried out, penetration type crossbeam 2 is penetrated in the opening of longeron 1, after reaching predetermined rigging position, penetration type crossbeam 2 is inserted on positioning boss 112 by the first knock hole 211 on side plate 21 and namely completes the requirement of penetration type crossbeam assembling and positioning.The side plate 21 of penetration type crossbeam 2 is also provided with the first mounting hole 212, this the first mounting hole 212 second mounting hole 312 corresponded on attaching parts 3 is arranged, after penetration type crossbeam 2 assembling and positioning, side plate 21 is fitted with the plain film portion 31 of attaching parts 3, first mounting hole 212 is relative with the second mounting hole 312, then by bolt 4 and nut 5, penetration type crossbeam 2 and attaching parts 3 being fastenedly connected, penetration type crossbeam 2 and longeron 1 can being made like this for being fixedly connected with state.This connection mode achieves the detachable connection of penetration type crossbeam, is convenient to change and safeguard, and connection between penetration type crossbeam and attaching parts is steadily reliable, improves the resistance to shear of penetration type crossbeam.In other embodiments, penetration type crossbeam and attaching parts also can adopt the mode of welding to fix.
Consult Fig. 8, in another embodiment of underframe, it is direct welded structure between penetration type crossbeam 2 and longeron 1, two longerons 1 are arranged equally the opening passed for penetration type crossbeam 2, penetration type crossbeam 2 and longeron 1 are realized fast by the structure that above-mentioned positioning boss coordinates with knock hole and locate accurately, are then directly welded and fixed.
In such a configuration, positioning boss 112 is arranged at the side wall of web opening 111, and positioning boss 112 is rectangular cylinder shape, be understandable that, based on the functional requirement realizing location, the quantity of the shape of positioning boss, the position in opening, positioning boss all can adjust according to actual conditions.
Such as, in embodiment as shown in Figure 9, longeron 1 is the same with said structure is C type cross section, web 11 is arranged opening 111, and positioning boss 112 stretches in opening 111 from a side, and the cross sectional shape of positioning boss 112 is oval, can reach identical function.In addition, positioning boss 112 can also be other shapes.
As shown in Figure 10, as a distressed structure of above-described embodiment, on the web 11 of longeron 1, positioning boss 112 is positioned at the lower wall of opening 111, correspondingly, for penetration type crossbeam 2, first knock hole should be arranged in lower plate, thus realizes locating with this positioning boss 112 corresponding matching.
Consult Figure 11, the web 11 of longeron 1 forms Z-type with wing plate 12 entirety being located thereon lower end, and web 11 being arranged positioning boss 112 quantity shown in opening 111 and positioning boss 112, figure is two, stretches out from the sidewall spacers of opening 111.Positioning boss 112 also can only be set to one, and its shape is the variable shape be changed in Fig. 9 also, and its position is the variable position be changed in Figure 10 also.
Consult Figure 12, in another embodiment, longeron 1 cross section is I shape, its web 11 is arranged opening 111 and positioning boss 112, and the shape of positioning boss 112, quantity and position can adopt any one above-mentioned structure.
In above-described embodiment underframe, the penetration type crossbeam 2 of i shaped cross section also can be replaced C type cross section structure or Z-type cross section structure as shown in figure 14 as shown in fig. 13 that, with above-mentioned positioning boss 112 and attaching parts 3 accordingly, in the penetration type crossbeam 2 in C type cross section and Z-type cross section, side plate 21 is provided with the first knock hole 211 and the first mounting hole 212.If penetration type crossbeam 2 and longeron 1 are directly welded and fixed, then the first mounting hole 212 can be removed; And the shape of the first knock hole 211 and quantity can change with the individual features of positioning boss 112, different according to the position of positioning boss 112 on web 11, the first knock hole 211 may be also be arranged in upper plate 22 or lower plate 23.
These are only better possible embodiments of the present invention, not limit the scope of the invention, all utilizations specification sheets of the present invention and the change of the equivalent structure done by accompanying drawing content, be all included in protection scope of the present invention.
Claims (10)
1. a underframe, comprise two longerons be arranged in parallel and the many penetration type crossbeams be intervally arranged along longeron length direction, described longeron comprises web, described web is provided with the opening that can pass for described penetration type crossbeam, described penetration type crossbeam is fixedly connected with through the corresponding opening of two longerons with longeron, it is characterized in that: the edge of described opening is provided with the positioning boss protruded out in described opening, the pre-position that described penetration type crossbeam is crossing with described longeron is provided with the first knock hole with described positioning boss adaptation, described positioning boss is plugged in described first knock hole.
2. underframe according to claim 1, is characterized in that: also comprise attaching parts, and described attaching parts is arranged at the described opening part of described longeron; Attaching parts comprises a plain film portion, and plain film portion is provided with the second knock hole, and it is interior and vertical with described web that described plain film portion is arranged in described opening, and coordinated with described positioning boss grafting by described second knock hole; Described penetration type crossbeam and described attaching parts are fixedly connected on described longeron.
3. underframe according to claim 2, is characterized in that: described attaching parts is fixedly welded on described longeron; Described penetration type crossbeam is provided with the first mounting hole, described plain film portion is provided with second mounting hole corresponding with described first mounting hole, and described first mounting hole is relative with described second mounting hole and by fastener, penetration type crossbeam and described attaching parts are fastenedly connected.
4. underframe according to claim 3, is characterized in that: described second mounting hole is set to two, is respectively in described second knock hole both sides.
5. underframe according to claim 3, is characterized in that: described attaching parts is also provided with a fastening part, and described fastening part width is less than described plain film portion, and described fastening part is positioned at the side of described web and fastening part sidewall and web abut against.
6. underframe according to claim 1, is characterized in that: described penetration type crossbeam and described longeron are directly welded and fixed.
7. underframe according to claim 1, is characterized in that: described longeron cross section is C type, I shape or Z-type; Described penetration type section of beam is I shape, C type or Z-type.
8. underframe according to claim 1, it is characterized in that: described penetration type crossbeam is W type crossbeam, it is distributed with along its length two mounting groove structures, described mounting groove structure coordinates with the opening of described longeron installs, and described first knock hole is arranged at described mounting groove structure place; Penetration type beam surface upper outside mounting groove structure place is concordant with the upper surface of described longeron.
9. a special vehicle, is characterized in that, comprises the underframe as described in any one of claim 1-8.
10. a superimposed trailer, is characterized in that, comprises the underframe as described in any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310508642.8A CN104554442B (en) | 2013-10-24 | 2013-10-24 | Chassis and special-purpose vehicle or semitrailer with the chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310508642.8A CN104554442B (en) | 2013-10-24 | 2013-10-24 | Chassis and special-purpose vehicle or semitrailer with the chassis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104554442A true CN104554442A (en) | 2015-04-29 |
| CN104554442B CN104554442B (en) | 2018-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310508642.8A Active CN104554442B (en) | 2013-10-24 | 2013-10-24 | Chassis and special-purpose vehicle or semitrailer with the chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104554442B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102050148A (en) * | 2009-11-03 | 2011-05-11 | 中集车辆（集团）有限公司 | Freight truck frame and freight truck with frame |
| CN102616279A (en) * | 2011-01-27 | 2012-08-01 | 中集车辆（集团）有限公司 | Semitrailer frame and semitrailer employing same |
| CN102673648A (en) * | 2012-03-16 | 2012-09-19 | 淮安市专用汽车制造有限公司 | Automobile frame cross beam structure |
| CN102963422A (en) * | 2011-08-30 | 2013-03-13 | 福特全球技术公司 | A vehicle support frame with interlocking characteristics for connecting different materials |
| CN203486004U (en) * | 2013-10-24 | 2014-03-19 | 中集车辆（集团）有限公司 | Underframe and special vehicle or semi-trailer with same |
-
2013
- 2013-10-24 CN CN201310508642.8A patent/CN104554442B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102050148A (en) * | 2009-11-03 | 2011-05-11 | 中集车辆（集团）有限公司 | Freight truck frame and freight truck with frame |
| CN102616279A (en) * | 2011-01-27 | 2012-08-01 | 中集车辆（集团）有限公司 | Semitrailer frame and semitrailer employing same |
| CN102963422A (en) * | 2011-08-30 | 2013-03-13 | 福特全球技术公司 | A vehicle support frame with interlocking characteristics for connecting different materials |
| CN102673648A (en) * | 2012-03-16 | 2012-09-19 | 淮安市专用汽车制造有限公司 | Automobile frame cross beam structure |
| CN203486004U (en) * | 2013-10-24 | 2014-03-19 | 中集车辆（集团）有限公司 | Underframe and special vehicle or semi-trailer with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104554442B (en) | 2018-01-05 |
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| CP01 | Change in the name or title of a patent holder |
Address after: 518000 No. 2 Shekou Harbour Avenue, Nanshan District, Shenzhen, Guangdong Province Patentee after: Zhongji Vehicle (Group) Co.,Ltd. Address before: 518000 No. 2 Shekou Harbour Avenue, Nanshan District, Shenzhen, Guangdong Province Co-patentee before: CHINA INTERNATIONAL MARINE CONTAINERS (GROUP) Ltd. Patentee before: Zhongji Vehicle (Group) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 518000 No. 2 Shekou Harbour Avenue, Nanshan District, Shenzhen, Guangdong Province Co-patentee after: CHINA INTERNATIONAL MARINE CONTAINERS (GROUP) Ltd. Patentee after: Zhongji Vehicle (Group) Co.,Ltd. Address before: 518000 2 Bay Road, Shekou, Shenzhen, Guangdong Co-patentee before: CHINA INTERNATIONAL MARINE CONTAINERS (GROUP) Ltd. Patentee before: CIMC vehicle (Group) Co.,Ltd. |
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| CP03 | Change of name, title or address |