CN203996489U - A kind of circumscribed jointing of aluminum alloy Bus Frame raker beam - Google Patents
A kind of circumscribed jointing of aluminum alloy Bus Frame raker beam Download PDFInfo
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- CN203996489U CN203996489U CN201420484723.9U CN201420484723U CN203996489U CN 203996489 U CN203996489 U CN 203996489U CN 201420484723 U CN201420484723 U CN 201420484723U CN 203996489 U CN203996489 U CN 203996489U
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- jointing
- grip block
- brace panel
- aluminum alloy
- circumscribed
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Abstract
The utility model relates to a kind of circumscribed jointing of aluminum alloy Bus Frame raker beam, belongs to bus body technical field.Brace panel in the middle of described jointing comprises, in the middle of described, brace panel one side is vertically connected with two the first grip blocks that are parallel to each other, in the middle of described, brace panel opposite side is vertically connected with two the second grip blocks that are parallel to each other, in the middle of described, brace panel and two the first grip blocks surround for clamping the first draw-in groove of vertical beam, in the middle of described, brace panel and two the second grip blocks surround for clamping the second draw-in groove of raker beam, on described middle brace panel, the first grip block and the second grip block, have a plurality of rivet holes.The utility model can be realized the reliable connection between aluminum alloy bus body skeleton vertical beam and diagonal brace.
Description
Technical field
The utility model belongs to bus body technical field, is specifically related to a kind of circumscribed jointing of aluminum alloy Bus Frame raker beam.
Background technology
At present, the connection of car body of aluminum alloy skeleton is mainly divided into welding and riveted joint, and welding needs operator to grasp skilled Welded technical ability, and has certain requirement to tube material is thick, is unfavorable for carrying out production in enormous quantities.Riveted joint difficult point is exactly the connection between skeleton, the quality of jointing is directly determining the height of car load skeleton structure strength and stiffness, therefore adopt the technology emphasis of the car body of aluminum alloy skeleton of riveting to be just jointing, the connection of existing car body of aluminum alloy skeleton adopts " L " shape joint more, in the angle of two vertical beams, utilize " L " shape joint to rivet fixing, but inapplicable for non-perpendicular framework beam, often utilize two dull and stereotyped joints to connect at the side of beam, strength and stiffness are on the low side.
Utility model content
The purpose of this utility model is exactly the defect for prior art, provides a kind of structural strength high, connects the circumscribed jointing of the simple aluminum alloy Bus Frame of technique raker beam.
The technical solution adopted in the utility model is: brace panel in the middle of described jointing comprises, in the middle of described, brace panel one side is vertically connected with two the first grip blocks that are parallel to each other, in the middle of described, brace panel opposite side is vertically connected with two the second grip blocks that are parallel to each other, in the middle of described, brace panel and two the first grip blocks surround for clamping the first draw-in groove of vertical beam, in the middle of described, brace panel and two the second grip blocks surround for clamping the second draw-in groove of raker beam, on described middle brace panel, the first grip block and the second grip block, have a plurality of rivet holes.
Further preferred structure, described in the middle of on brace panel with first grip block of one end and the second grip block in same plane.
Further preferred structure, described in the middle of on brace panel with first grip block of one end and the second grip block in different planes, and the distance between two the first grip blocks is greater than two distances between the second grip block.
Further preferred structure, forms a parallelogram jointly with first grip block of one end and the front projection of the second grip block on described middle brace panel.
Further preferred structure, the area of described the second grip block is greater than the area of the first grip block.
Further preferred structure, described jointing is fixed by the first draw-in groove and vertical beam, and described jointing is fixed by the second draw-in groove and raker beam.
Further preferred structure, a plurality of rivet holes on described the second grip block are many row's multiple rows and are evenly arranged.
The utility model can be realized the reliable connection between aluminum alloy bus body skeleton vertical beam and diagonal brace, utilize this joint that vertical beam and raker beam are closely linked together, be conducive to promote the integral rigidity of skeleton, this jointing all can be suitable for for the diagonal brace of different angles simultaneously.
Accompanying drawing explanation
Fig. 1 is the utility model vertical beam and raker beam connection diagram;
Fig. 2 is the utility model embodiment mono-structural representation;
Fig. 3 is the structural representation of the utility model embodiment mono-another angle;
Fig. 4 is the front elevation of the utility model embodiment mono-;
Fig. 5 is the birds-eye view of the utility model embodiment mono-;
Fig. 6 is the left view of the utility model embodiment mono-;
Fig. 7 is the utility model embodiment bis-structural representations;
Fig. 8 is the utility model embodiment bis-birds-eye vieies;
The structural representation of Fig. 9 jointing extrudate;
Figure 10 is skeleton low-angle raker beam connection structure schematic diagram;
Figure 11 is skeleton wide-angle diagonal brace beam connection structure schematic diagram.
In figure, 1-vertical beam, 2-raker beam, 3-jointing (3.1-the first grip block, 3.2-the second grip block; Brace panel in the middle of 3.3-, 3.4-fillet), 4-rivet, 5-rivet hole, 6-extrudate.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, is convenient to be well understood to the utility model, but they do not form and limit the utility model.
As shown in Fig. 1-Fig. 6, the utility model is mainly used in connecting vertical beam 1 and raker beam 2, brace panel 3.3 in the middle of described jointing 3 comprises, in the middle of described, brace panel 3.3 1 sides are vertically connected with two the first grip blocks 3.1 that are parallel to each other, in the middle of described, brace panel 3.3 opposite sides are vertically connected with two the second grip blocks 3.2 that are parallel to each other, in the middle of described, brace panel 3.3 and two the first grip blocks 3.1 surround for clamping the first draw-in groove of vertical beam 1, in the middle of described, brace panel 3.3 and two the second grip blocks 3.2 surround for clamping the second draw-in groove of raker beam 2, described jointing 3 is fixing by the first draw-in groove and vertical beam 1, described jointing 3 is fixing by the second draw-in groove and raker beam 2, in the middle of described, on brace panel 3.3, with first grip block 3.1 of one end and the front projection of the second grip block 3.2, jointly form a parallelogram, the area of described the second grip block 3.2 is greater than the area of the first grip block 3.1, brace panel 3.3 in the middle of described, on the first grip block 3.1 and the second grip block 3.2, have a plurality of rivet holes 5.
As shown in Fig. 3, Fig. 5, embodiment mono-: in the middle of described on brace panel 3.3 with first grip block 3.1 of one end and the second grip block 3.2 in same plane.
As shown in Figure 7, Figure 8, embodiment bis-: in the middle of described on brace panel 3.3 with first grip block 3.1 of one end and the second grip block 3.2 in different planes, and the distance between two the first grip blocks 3.1 is greater than two distances between the second grip block 3.2.
The utility model the first grip block 3.1 and 3.2 4 drift angles of the second grip block carry out rounding 3.4 to be processed.On the first grip block 3.1 and the second grip block 3.2, have a plurality of rivet holes 5, these rivet holes 5 are separated into left and right two parts by middle brace panel 3.3.The rivet hole 5 on the left side is vertical array, and quantity is 3, is on same straight line.The rivet hole 5 on the right is arranged as 3 row in the vertical edge direction of the second grip block 3.2, and every row is distributed with 3 rivet holes 5 along the hypotenuse of the second grip block 3.2.
In the middle of described in the utility model, on brace panel 3.3, have three rivet holes 5, these rivet holes 5 are uniformly distributed in the short transverse of middle brace panel 3.3.Distance between two the first grip blocks 3.1 is suitable with the width of vertical beam 1, vertical beam 1 can be adjacent in the middle of two the first grip blocks 3.1, distance between two the second grip blocks 3.2 is suitable with the width of raker beam 2, raker beam 2 can be adjacent in the middle of two the second grip blocks 3.2
As shown in Figure 9, aluminum alloy Bus Frame raker beam beam circumscribed jointing 3 described in the utility model is aluminum alloy spare part, and horizontal cross sectional geometry is " H " shape, adopts aluminum alloy extrusion section bar 6 to form through cutting processing.
As shown in Figure 1, while utilizing jointing 3 of the present utility model to carry out skeleton connection, first the first draw-in groove of jointing 3 is blocked to vertical beam 1, and making its middle brace panel 3.3 prop up the sidewall of vertical beam 1, the face that recycling rivet 4 is adjacent to corresponding rivet hole 5 on the first grip block 3.1 of jointing 3 and middle brace panel 3.3 and vertical beam 1 is riveted fixing.Then raker beam 2 is inserted in the second draw-in groove of jointing 3, and adjusts to suitable position, utilize rivet 4 corresponding rivet hole 5 places on the second grip block 3.2 to be connected and fixed.
A plurality of rivet holes 5 on the second grip block 3.2 described in the utility model are many row's multiple rows and are evenly arranged.
As shown in figure 10, when utilizing raker beam 2 that 3 pairs of angles of jointing of the present utility model are 20 degree to be fixed, can adopt 5 rivets 4 to be fixed in its side.
As shown in figure 11, when utilizing raker beam 2 that 3 pairs of angles of jointing of the present utility model are 70 degree to be fixed, can adopt 4 rivets 4 to be fixed in its side.Therefore,, for the raker beam 2 of different angles, can select different rivet hole combinations to realize raker beam 2 was fixed.
The content that this specification sheets is not described in detail belongs to the known prior art of professional and technical personnel in the field.
Claims (7)
1. the circumscribed jointing of an aluminum alloy Bus Frame raker beam, it is characterized in that: brace panel in the middle of described jointing comprises, in the middle of described, brace panel one side is vertically connected with two the first grip blocks that are parallel to each other, in the middle of described, brace panel opposite side is vertically connected with two the second grip blocks that are parallel to each other, in the middle of described, brace panel and two the first grip blocks surround for clamping the first draw-in groove of vertical beam, in the middle of described, brace panel and two the second grip blocks surround for clamping the second draw-in groove of raker beam, brace panel in the middle of described, on the first grip block and the second grip block, have a plurality of rivet holes.
2. the circumscribed jointing of a kind of aluminum alloy Bus Frame raker beam according to claim 1, is characterized in that: in the middle of described on brace panel with first grip block of one end and the second grip block in same plane.
3. the circumscribed jointing of a kind of aluminum alloy Bus Frame raker beam according to claim 1, it is characterized in that: in the middle of described on brace panel with first grip block of one end and the second grip block in different planes, and the distance between two the first grip blocks is greater than two distances between the second grip block.
4. according to the circumscribed jointing of a kind of aluminum alloy Bus Frame raker beam described in claim 2 or 3, it is characterized in that: in the middle of described, on brace panel, with first grip block of one end and the front projection of the second grip block, jointly form a parallelogram.
5. the circumscribed jointing of a kind of aluminum alloy Bus Frame raker beam according to claim 1, is characterized in that: the area of described the second grip block is greater than the area of the first grip block.
6. the circumscribed jointing of a kind of aluminum alloy Bus Frame raker beam according to claim 1, is characterized in that: described jointing is fixed by the first draw-in groove and vertical beam, and described jointing is fixed by the second draw-in groove and raker beam.
7. the circumscribed jointing of a kind of aluminum alloy Bus Frame raker beam according to claim 1, is characterized in that: a plurality of rivet holes on described the second grip block are many row's multiple rows and are evenly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420484723.9U CN203996489U (en) | 2014-08-26 | 2014-08-26 | A kind of circumscribed jointing of aluminum alloy Bus Frame raker beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420484723.9U CN203996489U (en) | 2014-08-26 | 2014-08-26 | A kind of circumscribed jointing of aluminum alloy Bus Frame raker beam |
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| CN203996489U true CN203996489U (en) | 2014-12-10 |
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| CN201420484723.9U Active CN203996489U (en) | 2014-08-26 | 2014-08-26 | A kind of circumscribed jointing of aluminum alloy Bus Frame raker beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104608829A (en) * | 2015-01-16 | 2015-05-13 | 东风商用车有限公司 | Connecting structure for floor framework in oil tank area of aluminum alloy passenger car |
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2014
- 2014-08-26 CN CN201420484723.9U patent/CN203996489U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104608829A (en) * | 2015-01-16 | 2015-05-13 | 东风商用车有限公司 | Connecting structure for floor framework in oil tank area of aluminum alloy passenger car |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |