CN203995898U - Concrete mixer truck auxiliary girder - Google Patents
Concrete mixer truck auxiliary girder Download PDFInfo
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- CN203995898U CN203995898U CN201420404226.3U CN201420404226U CN203995898U CN 203995898 U CN203995898 U CN 203995898U CN 201420404226 U CN201420404226 U CN 201420404226U CN 203995898 U CN203995898 U CN 203995898U
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- crossbeam
- longeron
- auxiliary girder
- main longitudinal
- secondary longeron
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Abstract
The utility model discloses a kind of concrete mixer truck auxiliary girder, comprise two longerons and be arranged at five crossbeams between longeron, longeron is made up of main longitudinal grider, front secondary longeron and rear secondary longeron, and front secondary longeron is positioned at main longitudinal grider first half section outside, and rear secondary longeron is positioned at main longitudinal grider second half section inner side; Crossbeam is respectively crossbeam one, crossbeam two, crossbeam three, crossbeam four, crossbeam five, crossbeam one arranges respectively brace panel with main longitudinal grider junction, crossbeam four arranges respectively brace panel and strengthens quarter bend with rear secondary longeron junction, crossbeam two is the circular-arc of concave and downward convex, avoid mixer barrel and auxiliary girder to interfere with each other, reach and reduce mixer barrel setting height(from bottom) effect; Main longitudinal grider, front secondary longeron and rear secondary longeron adopt square pipe, have both ensured the intensity of beam, reduce again the depth of section of auxiliary girder, and then reduce concrete mixer truck car load height; Distance between two longeron second half section outermost end is 850mm, has ensured the commonality of auxiliary girder.
Description
Technical field
The utility model relates to a kind of mixermobile field, relates in particular to a kind of concrete mixer truck auxiliary girder.
Background technology
On concrete mixer truck, dress part is mainly made up of auxiliary girder, front bearing, rear support, diagonal brace, mixer barrel, front bearing, rear support are welded in respectively on auxiliary girder, be used for supporting mixer barrel, diagonal brace plays auxiliary fixation, auxiliary girder bears and fills most weight, and therefore auxiliary girder is very important, a very crucial assembly on concrete mixer truck.
Concrete mixer truck auxiliary girder mainly comprises longitudinal and cross beam, in prior art, longeron cross-sectional height size is larger, longeron adopts rectangle pipe material, the high generous specification of longeron cross-sectional plane is 140mm × 80mm × 8mm, interfere for avoiding mixer barrel and auxiliary girder, the reserved gap that uses, when installation, mixer barrel low spot is higher apart from ground, whole upper dress part center of gravity is raised, vehicle run stability is poor, due to car load height superelevation, generous amount concrete mixer truck turnover has the mixing plant difficulty of limitation in height, particularly for the highly very harsh exclusive workyard of constructing tunnel equal altitudes, in addition, the auxiliary girder of prior art also exists rigidity bad, and intensity is low, carries poorly, and the problem of fracture easily occurs.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of concrete mixer truck auxiliary girder, reduce the setting height(from bottom) of auxiliary girder top mixer barrel, reduce the center of gravity of mixermobile, to reduce the whole height of concrete mixer truck, improve the practicality of concrete mixer truck, improve the bearing capacity of auxiliary girder simultaneously.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of concrete mixer truck auxiliary girder, comprise two longerons and be arranged at five crossbeams between longeron, described longeron is made up of main longitudinal grider, front secondary longeron and rear secondary longeron, front secondary longeron is positioned at main longitudinal grider first half section outside, and rear secondary longeron is positioned at main longitudinal grider second half section inner side; Described crossbeam is respectively crossbeam one, crossbeam two, crossbeam three, crossbeam four, crossbeam five, crossbeam one arranges respectively brace panel with main longitudinal grider junction, crossbeam four arranges respectively brace panel and strengthens quarter bend with rear secondary longeron junction, and crossbeam two is the circular-arc of concave and downward convex.
Further, described main longitudinal grider, front secondary longeron, rear secondary longeron are square pipe.Further, the high generous specification of the cross-sectional plane of described square pipe is 87mm × 87mm × 8mm.Further, in four angles of described square pipe, wherein three angles are rounding, and other one jiao is right angle, and square pipe rectangular edge is positioned at inner side, auxiliary girder bottom surface.
Main longitudinal grider, front secondary longeron, the rear secondary longeron of composition longeron are all selected square pipe, are conducive to improve intensity, bearing capacity and the depth of section of auxiliary girder; Select the square pipe that the high generous specification of cross-sectional plane is 87mm × 87mm × 8mm, depth of section with respect to prior art main longitudinal grider, front secondary longeron, rear secondary longeron reduces, and meet stiffness and strength requirement, contribute to reduce the setting height(from bottom) of upper dress mixer barrel, whole upper dress part center of gravity is reduced, improve concrete mixer truck riding stability; In four angles of described square pipe, wherein three angles are rounding, and another angle is right angle, and square pipe rectangular edge is positioned at the identification that inner side, auxiliary girder bottom surface is conducive to each of square quarter bend, are convenient to the installation in position of auxiliary girder and fix.
Further, the distance between the two main longitudinal grider outermost of described longeron second half section is 850mm.
Further, on described two front secondary longerons, rear secondary longeron, be provided with separately pairing pin-and-hole.On front secondary longeron, rear secondary longeron, pairing pin-and-hole being set, is to be connected with agitator truck crossbeam for the ease of auxiliary girder, for example, by being connected with crossbeam through the U-shaped screw of pin-and-hole, or is connected with crossbeam by pin or other connection mode.
Further, the two ends of described main longitudinal grider, front secondary longeron, rear secondary longeron are equipped with shrouding.Two ends at main longitudinal grider, front secondary longeron, rear secondary longeron arrange respectively shrouding, and the one, enter main longitudinal grider, front secondary longeron, rear secondary longeron inside for fear of rainwater etc., cause corrosion, affect the intensity of auxiliary girder; In addition be also conducive to, the overall appearance of main longitudinal grider, front secondary longeron, rear secondary longeron.
Further, between main longitudinal grider and front secondary longeron, main longitudinal grider and rear secondary longeron respectively by being welded to connect.Make main longitudinal grider and front secondary longeron, rear secondary longeron form entirety, ensure auxiliary girder intensity.
The beneficial effects of the utility model are: concrete mixer truck auxiliary girder adopts two girder works, front secondary longeron and rear secondary longeron are individually fixed in leading portion outside and the back segment inner side of main longitudinal grider, also be provided with brace panel and strengthen quarter bend, such structural reinforcing the intensity of auxiliary girder, rigidity and bending-twisting performance; Crossbeam two adopts concave and downward convex circular arc, has both ensured the intensity of beam, avoids again mixer barrel and auxiliary girder to interfere, and reaches and reduces mixer barrel setting height(from bottom), and then reduce the object of car load height; Main longitudinal grider, front secondary longeron, rear secondary longeron adopt square pipe, contribute to equally to reduce car load height; Adopt auxiliary girder of the present utility model, can ensure that dress height is below 3.95 meters, can be smoothly the limit for height road such as tunnel, bridge, culvert of 4 meters by clear height; The external width of longeron second half section is 850mm, and this distance is consistent with chassis ridgepole, to guarantee that rear support can use former design, and the commonality that reduces design effort amount and make.
Brief description of the drawings
Fig. 1 is concrete mixer truck auxiliary beam structure schematic top plan view;
Fig. 2 is concrete mixer truck auxiliary beam structure schematic side view;
Fig. 3 is crossbeam two cross-sectional structure schematic diagrams.
Before 1-main longitudinal grider, 2-, after secondary longeron, 3-, secondary longeron, 4-crossbeam one, 5-crossbeam two, 6-crossbeam three, 7-crossbeam four, 8-crossbeam five, 9-brace panel, 10-strengthen quarter bend, 11-pin-and-hole, 12-shrouding.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, the utility model " concrete mixer truck auxiliary girder " designs for symmetrical structure, comprise: five crossbeams between two longerons and longeron, described longeron is by main longitudinal grider 1, front secondary longeron 2 and rear secondary longeron 3 form, wherein, secondary longeron 2 is welded in main longitudinal grider 1 first half section outside, rear secondary longeron 3 is welded in 1 second half section of main longitudinal grider inner side, main longitudinal grider 1, front secondary longeron 2, rear secondary longeron 3 is square pipe, the high generous specification of cross-sectional plane of square pipe is 87mm × 87mm × 8mm, and three angles of square pipe are rounding, another one angle is right angle, the rectangular edge of square pipe is positioned at inner side, auxiliary girder bottom surface, described main longitudinal grider 1, front secondary longeron 2, rear secondary longeron 3 two ends all arrange shrouding 12, wherein auxiliary girder two ends are vertical shrouding, front secondary longeron 2, rear secondary longeron 3 arrange respectively oblique shrouding at main longitudinal grider 1 middle part, and shrouding has stoped rainwater etc. to enter square pipe inside, avoids longeron by corrosion.In order to improve the commonality of described auxiliary girder, the external width of longeron second half section is 850mm, is that the distance between two main longitudinal grider 1 outermost of longeron second half section is 850mm.Such width requirement has improved the commonality of auxiliary girder.
Five crossbeams are set between two longerons, are respectively: crossbeam 1, crossbeam 25, crossbeam 36, crossbeam 47, crossbeam 58, be also provided with two brace panels 9 between its center member 1 and main longitudinal grider 1; Crossbeam 25 is the circular-arc of concave and downward convex, as described in Figure 3; In crossbeam 47 and rear secondary longeron 3 junctions, right side arranges respectively brace panel 9, and left side arranges strengthens quarter bend 10.
In addition, on described two front secondary longerons 2, rear secondary longeron 3, be provided with separately the pin-and-hole 11 of pairing, as shown in Figure 1.On front secondary longeron 2 and rear secondary longeron 3, pin-and-hole 11 being set, is to be connected with agitator truck crossbeam for the ease of auxiliary girder, for example, by being connected with crossbeam through the U-shaped screw of pin-and-hole, or is connected with crossbeam by pin or other connection mode.
What auxiliary girder 25 of the present utility model was concave and downward convex is circular-arc, has reduced the setting height(from bottom) of mixer barrel; Longeron is selected the square pipe that the high generous specification of cross-sectional plane is 87mm × 87mm × 8mm simultaneously, in prior art, the high generous specification of the cross-sectional plane of longeron is 140mm × 80mm × 8mm, the utility model has reduced the cross-sectional height of longeron, has also improved the bearing capacity of auxiliary girder.
Use auxiliary girder of the present utility model, can ensure that dress height is in 3.95 meters, can be smoothly through limit for height and be the limit for height road such as tunnel, bridge, culvert of 4 meters, make concrete mixer truck can be used for the workyard to highly strict restriction to highly very harsh constructing tunnel etc.
Claims (8)
1. a concrete mixer truck auxiliary girder, it is characterized in that: comprise two longerons and be arranged at five crossbeams between longeron, described longeron is made up of main longitudinal grider (1), front secondary longeron (2) and rear secondary longeron (3), front secondary longeron (2) is positioned at main longitudinal grider (1) first half section outside, and rear secondary longeron (3) is positioned at main longitudinal grider (1) second half section inner side; Described crossbeam is respectively crossbeam one (4), crossbeam two (5), crossbeam three (6), crossbeam four (7), crossbeam five (8), crossbeam one (4) arranges respectively brace panel (9) with main longitudinal grider (1) junction, crossbeam four (7) arranges respectively brace panel (9) and strengthens quarter bend (10) with rear secondary longeron (3) junction, and crossbeam two (5) is the circular-arc of concave and downward convex.
2. concrete mixer truck auxiliary girder as claimed in claim 1, is characterized in that: described main longitudinal grider (1), front secondary longeron (2), rear secondary longeron (3) are square pipe.
3. concrete mixer truck auxiliary girder as claimed in claim 2, is characterized in that: the high generous specification of cross-sectional plane of described square pipe is 87mm × 87mm × 8mm.
4. concrete mixer truck auxiliary girder as claimed in claim 3, is characterized in that: in four angles of described square pipe, wherein three angles are rounding, and other one jiao is right angle, and square pipe rectangular edge is positioned at inner side, auxiliary girder bottom surface.
5. the concrete mixer truck auxiliary girder as described in claim as arbitrary in claim 1 to 4, is characterized in that: the distance between two main longitudinal griders (1) outermost of described longeron second half section is 850mm.
6. concrete mixer truck auxiliary girder as claimed in claim 5, is characterized in that: on described two front secondary longerons (2), rear secondary longeron (3), be provided with separately pairing pin-and-hole (11).
7. the concrete mixer truck auxiliary girder as described in claim 1 or 2 or 3 or 4 or 6 arbitrary claims, is characterized in that: the two ends of described main longitudinal grider (1), front secondary longeron (2), rear secondary longeron (3) are equipped with shrouding (12).
8. the concrete mixer truck auxiliary girder as described in claim 1 or 2 or 3 or 4 or 6 arbitrary claims, is characterized in that: between described main longitudinal grider (1) and front secondary longeron (2), main longitudinal grider (1) and rear secondary longeron (3) respectively by being welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404226.3U CN203995898U (en) | 2014-07-21 | 2014-07-21 | Concrete mixer truck auxiliary girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404226.3U CN203995898U (en) | 2014-07-21 | 2014-07-21 | Concrete mixer truck auxiliary girder |
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| CN203995898U true CN203995898U (en) | 2014-12-10 |
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| CN201420404226.3U Active CN203995898U (en) | 2014-07-21 | 2014-07-21 | Concrete mixer truck auxiliary girder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106185743A (en) * | 2016-08-31 | 2016-12-07 | 徐工集团工程机械有限公司 | Telescopic arm structure and bridge inspection vehicle |
| CN108791496A (en) * | 2018-07-24 | 2018-11-13 | 中国重汽集团柳州运力专用汽车有限公司 | Liquid tank semi-trailer subframe |
-
2014
- 2014-07-21 CN CN201420404226.3U patent/CN203995898U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106185743A (en) * | 2016-08-31 | 2016-12-07 | 徐工集团工程机械有限公司 | Telescopic arm structure and bridge inspection vehicle |
| CN106185743B (en) * | 2016-08-31 | 2019-01-08 | 徐工集团工程机械有限公司 | Telescopic arm structure and bridge inspection vehicle |
| CN108791496A (en) * | 2018-07-24 | 2018-11-13 | 中国重汽集团柳州运力专用汽车有限公司 | Liquid tank semi-trailer subframe |
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| GR01 | Patent grant |