CN203496995U - Subframe of concrete mixing transport vehicle and concrete mixing transport vehicle - Google Patents
Subframe of concrete mixing transport vehicle and concrete mixing transport vehicle Download PDFInfo
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- CN203496995U CN203496995U CN201320564725.4U CN201320564725U CN203496995U CN 203496995 U CN203496995 U CN 203496995U CN 201320564725 U CN201320564725 U CN 201320564725U CN 203496995 U CN203496995 U CN 203496995U
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- oblique pull
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- concrete mixer
- mixer truck
- subframe
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Abstract
The utility model relates to a subframe of a concrete mixing transport vehicle and a concrete mixing transport vehicle. The subframe comprises a rear bearer, an auxiliary beam and an inclined pulling girder structure, wherein the inclined pulling girder structure comprises two Y-shaped inclined pulling beams and a lateral connecting piece, the two Y-shaped inclined pulling beams are oppositely arranged and integrated through the lateral connecting piece, each Y-shaped inclined pulling beam is provided with a crossbeam portion and an inclined extending member, the bottoms of the crossbeam portions of the Y-shaped inclined pulling beam is respectively connected to the two edges of the auxiliary beam, the bottom of the rear bearer is welded on the top of the crossbeam portion of the Y-shaped inclined pulling beam, and the side surface of the rear bearer and the end faces of the inclined extending members of the two Y-shaped inclined pulling beams are welded together. The subframe is simple in structure and free of welding, and overcomes the defects of great suspension deformation of a heavy vehicle.
Description
Technical field
The utility model relates to engineering machinery field, relates in particular to a kind of concrete mixer truck subframe and is provided with the concrete mixer truck of this subframe.
Background technology
Concrete mixer truck is comprised of car chassis and concrete-agitating transport special purpose device, a kind of special-use vehicle that cement concrete is stirred and transported.Concrete mixer truck subframe is mainly comprised of front bearing, rear support, auxiliary girder and oblique pull beam, plays the vital function of connecting base plate and the whole mixing device of carrying.And oblique pull beam is the important component part of concrete mixer truck subframe, it and rear support, auxiliary girder have formed stable triangular structure, thereby can improve the Rigidity and strength of car load.
What in Fig. 1, show is the local structure schematic diagram of concrete mixer truck subframe in prior art.As shown in Figure 1, concrete mixer truck subframe comprises rear support 1 ', auxiliary girder 2 ' and oblique pull beam 3 ', wherein: oblique pull beam 3 ' is the girder construction that the end face at both ends is dip plane, the end face of its one end is connected with auxiliary girder 2 ' by bolt 4 ', and the end face of the other end and rear support 1 ' are joined solder together.
The version of oblique pull beam 3 ' is simple, by two plate weldings, is formed, and one end of plate has circular hole, as being connected with auxiliary girder bolt.This kind of structure exist to chassis rear overhang rigidity improve less, can not improve preferably heavy-duty vehicle rear overhang and be out of shape large shortcoming.
During 3 ' the assembling of oblique pull beam, normally by oblique pull beam 3 ', the one end with circular hole is connected with auxiliary girder 2 ' in advance, and the other end is joined weldering to structural shop, joins postwelding and need to carry out touch-up paint operation, can complete the assembling of oblique pull beam.If in advance oblique pull beam 3 ' and rear support 1 ' have been welded, and there is the Mismachining tolerance that cannot overcome in oblique pull beam 3 ', will cause like this welding deformation, thereby will cause oblique pull beam 3 ' and auxiliary girder 2 ' to assemble.
Utility model content
The purpose of this utility model is to propose a kind of concrete mixer truck subframe and concrete mixer truck, and not only version is simple for it, exempts to join weldering, and can improve heavy-duty vehicle rear overhang and be out of shape large shortcoming.
For achieving the above object, the utility model provides following technical scheme:
A concrete mixer truck subframe, comprises rear support, auxiliary girder and oblique pull girder construction; Described oblique pull girder construction comprises two Y shape oblique pull beams and transverse connection, wherein: described two Y shape oblique pull beams are oppositely arranged, and link into an integrated entity by described transverse connection; Described in each, Y shape oblique pull beam has crossbeam portion and tiltedly stretches out item; The bottom surface of the crossbeam portion of described two Y shape oblique pull beams is connected to the dual-side of described auxiliary girder; The bottom surface of described rear support is welded on the end face of the crossbeam portion of described two Y shape oblique pull beams; Weld mutually with the end face that tiltedly stretches out item of described two Y shape oblique pull beams the side of described rear support.
Further, also comprise the little seat of a plurality of connections; The little seat of a plurality of described connections compartment of terrain is welded on two sides of described auxiliary girder; The not spaced apart mounting hole that is provided with of the header portion of Y shape oblique pull beam described in each; Described in each, two of transverse connection ends are respectively through in two mounting holes relative in the crossbeam portion of described two Y shape oblique pull beams, are connected little seat and are fixedly connected with described.
Further, the little seat of described connection comprises bindiny mechanism, fixed mechanism and the clevis bolt with bolt hole; Wherein: described bindiny mechanism is welded on two sides of described auxiliary girder; Described clevis bolt is connected with described bindiny mechanism; The end of described transverse connection is located in the through hole forming between described clevis bolt and described bindiny mechanism, and upper and lower, the left and right four direction of the end of described transverse connection all can be fixed by described fixed mechanism is spacing.
Further, described fixed mechanism is arranged in the end and the gap between described clevis bolt of described transverse connection.
Further, described in each, Y shape oblique pull beam comprises two blocks of Y shape plates and middle splint, wherein: described two blocks of Y shape plates separate and are oppositely arranged; The outward flange of the opposite face of described two blocks of Y shape plates links into an integrated entity by described middle splint.
Further, described transverse connection is steel pipe.
The utility model also provides a kind of concrete mixer truck, comprises the concrete mixer truck subframe in the various embodiments described above.
Arbitrary technical scheme based in technique scheme, the utility model embodiment at least can produce following technique effect:
Because the oblique pull girder construction in the utility model comprises two Y shape oblique pull beams and transverse connection, two Y shape oblique pull beams are oppositely arranged, and link into an integrated entity by stating transverse connection, and the bottom surface of the crossbeam portion of two Y shape oblique pull beams is connected to the dual-side of auxiliary girder, the bottom surface of rear support is welded on the end face of the crossbeam portion of two Y shape oblique pull beams, weld mutually with the end face that tiltedly stretches out item of two Y shape oblique pull beams the side of rear support, and its version is simple; Oblique pull girder construction and rear support and auxiliary girder form a box type construction, box type construction is more steady, stressed variation tends towards stability, be conducive to the transmission of power, it not only can be conducive to increase the support strength of whole rear support, but also can strengthen the rigidity of auxiliary girder, improve heavy-duty vehicle rear overhang and be out of shape large shortcoming.
In addition, the utility model rear support adopts the mode of welding to be fixedly connected with and to be integral with oblique pull girder construction, therefore, during assembling, only need to consider the position of the little seat of the mounting hole in oblique pull girder construction and connection on auxiliary girder corresponding above, assemble very conveniently, can remove Welding and the secondary spraying coating process of joining of the prior art from, efficiency of assembling is high, try out in advanced Assembling Production workshop, the production cycle of having reduced product, strengthened the market competitiveness.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the local structure schematic diagram of concrete mixer truck subframe in prior art;
Fig. 2 is the local structure schematic diagram of concrete mixer truck subframe provided by the utility model.
The specific embodiment
For object, technical scheme and advantage that the utility model is implemented are clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is further described in more detail.In the accompanying drawings, same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, rather than whole embodiment.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Embodiment based in the utility model; those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, and the scope that all belongs to the utility model protection is elaborated to embodiment of the present utility model below in conjunction with accompanying drawing.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as the restriction to the utility model protection domain.
Fig. 2 shows the local structure schematic diagram of a kind of embodiment of the utility model concrete mixer truck subframe.As shown in Figure 2, the subframe in the present embodiment comprises rear support 1, auxiliary girder 2 and oblique pull girder construction, wherein: oblique pull girder construction comprises two Y shape oblique pull beams 3 and transverse connection 4.And two Y shape oblique pull beams 3 are oppositely arranged, and link into an integrated entity by transverse connection 4.Transverse connection 4 can adopt welding process to be fixedly connected with Y shape oblique pull beam 3.The oblique pull girder construction being comprised of Y shape oblique pull beam 3 and transverse connection 4 has the comparatively simple advantage of structure.
Each Y shape oblique pull beam 3 has crossbeam portion 31 and tiltedly stretches out item 32, wherein: the bottom surface of the crossbeam portion 31 of two Y shape oblique pull beams 3 is connected to the dual-side of auxiliary girder 2.The bottom surface of rear support 1 is welded on the end face of the crossbeam portion 31 of two Y shape oblique pull beams 3.Weld mutually with the end face that tiltedly stretches out item 32 of two Y shape oblique pull beams 3 side of rear support 1.
After oblique pull girder construction and rear support 1 and auxiliary girder 2 welding, form a box type construction, this box type construction is more steady, stressed variation tends towards stability, be conducive to the transmission of power, it not only can be conducive to increase the support strength of whole rear support 1, but also can strengthen the rigidity of auxiliary girder 2, improve heavy-duty vehicle rear overhang and be out of shape large shortcoming.
In above-described embodiment, the utility model concrete mixer truck subframe also comprises the little seat 5 of a plurality of connections, and the little seat of a plurality of connections 5 compartment of terrains are welded on two sides of auxiliary girder 2.The crossbeam portion 31 of each Y shape oblique pull beam 3 is the spaced apart mounting hole that is provided with respectively, and two ends of each transverse connection 4 are respectively through in two mounting holes relative in the crossbeam portion 31 of two Y shape oblique pull beams 3, and is connected little 5 and is fixedly connected with.Certainly, what adopt due to the transverse connection 4 in the present embodiment is steel pipe, therefore, steel pipe directly can be welded in the mounting hole of crossbeam portion 31.
Hence one can see that, rear support 1 adopts the mode of welding to be fixedly connected with and to be integral with oblique pull girder construction, therefore, during assembling, only need to consider the position of the little seat of the mounting hole in oblique pull girder construction and connection on auxiliary girder corresponding above, assemble very conveniently, can remove Welding and the secondary spraying coating process of joining of the prior art from, efficiency of assembling is high, try out in advanced Assembling Production workshop, the production cycle of having reduced product, strengthened the market competitiveness.
As connecting 5 one kinds of preferred implementations of little seat, connect little seat 5 and comprise bindiny mechanism 51, fixed mechanism 52 and the clevis bolt 53 with bolt hole.Wherein: bindiny mechanism 51 is welded on two sides of auxiliary girder 2, and its position being welded on auxiliary girder 2 is selected according to actual conditions, bindiny mechanism 51 adopts reguline metal material to make.Bolt hole in clevis bolt 53Yu bindiny mechanism 51 is connected.After clevis bolt 53Yu bindiny mechanism 51 links together, form a through hole, the end of transverse connection 4 is located in the through hole forming between clevis bolt 53Yu bindiny mechanism 51.And upper and lower, the left and right four direction of the end of transverse connection 4 all can be fixed by fixed mechanism 52 is spacing.The utility model can bear larger shearing force, concrete mixer truck can stop preferably the movement of dress when starting and brake, in addition, concrete mixer truck this kind of connection mode when turning also can be born larger twist moment, prevent concrete mixer truck rollover, safety factor is higher.
In above-described embodiment, fixed mechanism 52 is arranged in the end and the gap between clevis bolt 53 of transverse connection 4.Thereby upper and lower, the left and right four direction of the end of transverse connection 4 all can be fixed by fixed mechanism 52 is spacing.
In the various embodiments described above, each Y shape oblique pull beam 3 mainly comprises relatively little the second Y shape veneer and a middle splint 33 of the first Y shape veneer, size that size is relatively large, wherein: the first Y shape veneer and the second Y shape veneer separate and be oppositely arranged, then the outward flange of the opposite face of two Y shape veneers is connected into a box type construction by middle splint 33.This box type construction is than single plate structure, and strength and stiffness are higher, and stable better.
During the assembling of the utility model concrete mixer truck subframe, first, two Y shape oblique pull beams 3 are staggered relatively, and adopt transverse connection 4 to link into an integrated entity; Then, by two Y shape oblique pull beams 3 tiltedly stretch out 32 sides that are welded on rear support 1,, rear support 1 is welded in the crossbeam portion 31 of these two Y shape oblique pull beams 3, thereby rear support 1 and two Y shape oblique pull beams 3 form an integral body meanwhile; Finally, utilize clevis bolt two Y shape oblique pull beams 3 to be connected to the dual-side of auxiliary girder 2, assembling completes.
The utility model also provides a kind of concrete mixer truck, and this concrete mixer truck comprises the concrete mixer truck subframe in the various embodiments described above.The other parts of described vehicle can, with reference to prior art, no longer be launched to describe herein.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement the specific embodiment of the present utility model; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (7)
1. a concrete mixer truck subframe,
Comprise rear support, auxiliary girder and oblique pull girder construction;
It is characterized in that:
Described oblique pull girder construction comprises two Y shape oblique pull beams and transverse connection, wherein:
Described two Y shape oblique pull beams are oppositely arranged, and link into an integrated entity by described transverse connection;
Described in each, Y shape oblique pull beam has crossbeam portion and tiltedly stretches out item;
The bottom surface of the crossbeam portion of described two Y shape oblique pull beams is connected to the dual-side of described auxiliary girder;
The bottom surface of described rear support is welded on the end face of the crossbeam portion of described two Y shape oblique pull beams;
Weld mutually with the end face that tiltedly stretches out item of described two Y shape oblique pull beams the side of described rear support.
2. concrete mixer truck subframe as claimed in claim 1,
It is characterized in that:
Also comprise the little seat of a plurality of connections;
The little seat of a plurality of described connections compartment of terrain is welded on two sides of described auxiliary girder;
The not spaced apart mounting hole that is provided with of the header portion of Y shape oblique pull beam described in each;
Described in each, two of transverse connection ends are respectively through in two mounting holes relative in the crossbeam portion of described two Y shape oblique pull beams, are connected little seat and are fixedly connected with described.
3. concrete mixer truck subframe as claimed in claim 2,
It is characterized in that:
The little seat of described connection comprises bindiny mechanism, fixed mechanism and the clevis bolt with bolt hole; Wherein:
Described bindiny mechanism is welded on two sides of described auxiliary girder;
Described clevis bolt is connected with described bindiny mechanism;
The end of described transverse connection is located in the through hole forming between described clevis bolt and described bindiny mechanism, and upper and lower, the left and right four direction of the end of described transverse connection all can be fixed by described fixed mechanism is spacing.
4. concrete mixer truck subframe as claimed in claim 3,
It is characterized in that:
Described fixed mechanism is arranged in the end and the gap between described clevis bolt of described transverse connection.
5. concrete mixer truck subframe as claimed in claim 4,
It is characterized in that:
Described in each, Y shape oblique pull beam comprises two blocks of Y shape plates and middle splint, wherein:
Described two blocks of Y shape plates separate and are oppositely arranged;
The outward flange of the opposite face of described two blocks of Y shape plates links into an integrated entity by described middle splint.
6. concrete mixer truck subframe as claimed in claim 5,
It is characterized in that:
Described transverse connection is steel pipe.
7. a concrete mixer truck,
It is characterized in that:
Comprise concrete mixer truck subframe as described in any one in claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564725.4U CN203496995U (en) | 2013-09-11 | 2013-09-11 | Subframe of concrete mixing transport vehicle and concrete mixing transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564725.4U CN203496995U (en) | 2013-09-11 | 2013-09-11 | Subframe of concrete mixing transport vehicle and concrete mixing transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203496995U true CN203496995U (en) | 2014-03-26 |
Family
ID=50327994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320564725.4U Expired - Lifetime CN203496995U (en) | 2013-09-11 | 2013-09-11 | Subframe of concrete mixing transport vehicle and concrete mixing transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203496995U (en) |
-
2013
- 2013-09-11 CN CN201320564725.4U patent/CN203496995U/en not_active Expired - Lifetime
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140326 |