CN207109915U - Working bin framework and engineering machinery - Google Patents

Abstract

It the utility model is related to engineering field, disclose a kind of working bin framework and engineering machinery, the working bin framework is included for installation into the chassis (10) on working bin floor, the column (20) being arranged on the chassis and the top frame (30) supported by the column (20), the chassis (10), the pipe that at least one of column (20) and top frame (30) are formed as polygon by section is formed, the problem of so as to avoid conventional frame from utilizing sheet material yielding in bending splicing, effectively ensure dimensional accuracy, not only improve the anufacturability of working bin framework, and the sealing of working bin can be improved.

Description

Working bin framework and engineering machinery

Technical field

Engineering field is the utility model is related to, in particular it relates to a kind of working bin framework and be provided with the working bin framework Engineering machinery.

Background technology

The engineering machinery such as bull-dozer are the visual plants used in engineering construction, and driver's cabin is as protection human pilot Working bin, is the part that staff most often contacts in engineering machinery, and its profile and reliability have also had become Jiao of concern Point.

Present working bin skeleton use plate bending, or square steel welding to be molded more, not only complex process but also is difficult to protect Demonstrate,prove outward appearance.Moreover, during bending and welding etc. is carried out, it can not effectively ensure dimensional accuracy, be installed to cab floor The problems such as sealing difference was easily produced when upper.As shown in figure 8, because seal trim strip 4 is sandwiched in the works such as bottom plate framework 3 and Floor-board frame Between making storehouse mounting surface (not shown), thus, once working bin skeleton or work mounting surface can not ensure enough flatnesses, Then seal trim strip is hardly formed reliable sealing.In addition, bolt 1 directly runs through seal trim strip 4, the operation of installation personnel can be also given Bring certain inconvenience.

Utility model content

The purpose of this utility model is to provide a kind of working bin framework, and the making of the working bin framework is simple, easily installation, And there can be preferable sealing after installing.

To achieve these goals, the utility model provides a kind of working bin framework, and the working bin framework includes being used to pacify The chassis that is attached on working bin floor, the column being arranged on the chassis and the top frame by the upright supports Frame, it is characterised in that at least one of the chassis, column and top frame are formed as the pipe structure of polygon by section Into.

Preferably, the column includes front column, central post and rear column.

Preferably, the pipe is steel pipe.

Preferably, the side number of the polygon is more than or equal to 5.

Preferably, at least one reflex angle in the interior angle of the polygon, two side forming faces of the reflex angle are formed Receiving space laterally.

Preferably, the exterior angle of the polygon is all formed as fillet.

Preferably, the chassis has fixed part and the seal of preset distance is separated between the fixed part and fixes Groove, the fixed part are used to the working bin framework being installed to working bin floor, and the seal fixing groove is used for will be close Sealing is pressed on the working bin floor.

Preferably, the chassis is pipe, and tube section is polygon, and the polygon includes floor contact side, with ground The relative top margin of plate contact edge, connect when parallel and sealing closer to the top margin crimps and respectively with the floor contact Connection side between the floor contact is connected in, top margin and sealing crimping, the fixed part be hole, and the hole is run through describedly Plate contact edge and top margin, it is described sealing crimping while and it is adjacent connection while form the seal fixing groove, the preset distance is Distance of the axis in the hole to the seal fixing groove.

The utility model second aspect provides a kind of engineering machinery, and the engineering machinery includes working bin framework, the work Hatch Coaming frame is the working bin framework according to any one in above-mentioned technical proposal.

The utility model second aspect provides another engineering machinery, and the engineering machinery includes working bin framework, the work Hatch Coaming frame is the working bin framework according to any one in above-mentioned technical proposal, and briquetting and bolt are provided with the fixed part So that the chassis is connected on Floor-board frame, and the seal for making to be contained in seal fixing groove is pressed on the work On the floor of storehouse.

Pass through above-mentioned technical proposal, because working bin framework described in the utility model can be formed as polygon using section Pipe form, it is thus possible to avoid conventional frame using sheet material it is yielding in bending splicing the problem of, effectively ensure Dimensional accuracy, the anufacturability of working bin framework is not only improved, and the sealing of working bin can be improved.

Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.

Brief description of the drawings

Accompanying drawing is to be further understood for providing to of the present utility model, and a part for constitution instruction, and following Embodiment be used to explain the utility model together, but do not form to limitation of the present utility model.In the accompanying drawings：

Fig. 1 is the structural representation of working bin framework described in the utility model.

Fig. 2 is Fig. 1 A-A sectional views.

Fig. 3 is Fig. 1 B-B sectional views.

Fig. 4 is Fig. 1 C-C sectional views.

Fig. 5 is Fig. 1 D-D sectional views.

Fig. 6 is Fig. 1 E-E sectional views.

Fig. 7 is Fig. 1 I portions enlarged drawing.

Fig. 8 is the fixed structure schematic diagram of working bin framework in the prior art.

Fig. 9 is the fixed structure schematic diagram of working bin framework described in the utility model.

Description of reference numerals

The packing ring of 1 bolt 2

The seal trim strip of 3 bottom plate framework 4

5 bolts set block

The fixed part of 10 chassis 11

12 seal fixing grooves

The front column of 20 column 21

The rear column of 22 central post 23

24 receiving spaces

30 top frames

40 seals

50 briquettings

Embodiment

Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.

In the utility model, in the case where not making opposite explanation, the noun of locality such as " upper and lower, left and right " used is usual Refer to the upper and lower, left and right shown in refer to the attached drawing；" inside and outside " refers to the inside and outside of the profile relative to each part in itself.

The utility model provides a kind of working bin framework, as shown in figure 1, the working bin framework is included for installation into work Chassis 10, the column 20 being arranged on chassis and the top frame 30 supported by column 20 on the floor of storehouse, bottom plate The pipe that at least one of framework 10, column 20 and top frame 30 are formed as polygon by section is formed.Due in framework extremely The pipe that small part is formed as polygon by section is formed, and utilizes sheet material easy in bending splicing because avoiding conventional frame The problem of deformation, improve the anufacturability of working bin framework.Further, since working bin framework uses section as polygon Pipe, it is thus possible to there is larger the moment of inertia and modulus of section and bending resistance anti-twisting property, construction weight can be mitigated, further, since Section is polygon, so can by change polygon while number and while length etc. be adapted flexibly to the outer of working bin Shape shape and interior shape, avoid weld mark, make the more outward appearance of working bin.

And specifically, it is preferable to column 20 includes front column 21, central post 22 and rear column 23, as shown in Figure 2, Figure 3 and Figure 4, The pipe that the section of the front column 21, central post 22 and rear column 23 is all formed as polygon is formed.

Pipe can be formed by various materials, as long as making working bin have enough support strengths, preferably pipe is steel pipe. In addition, the side number of the polygon is more than or equal to 5, so as to the outer turnover for being not only able to directly be formed at the outer shape of working bin Profile, additionally it is possible to be formed simultaneously with the interior turnover profile of interior shape.Needs can also be set according to miscellaneous part in addition, will be outer Turnover profile and interior turnover profile connect as convenient, but also can be arranged as required to be used to fix other portions Hole of part etc., as shown in Figure 3.

It is preferred that at least one reflex angle in the interior angle of the polygon, i.e., more than the straight angle, (180 °) are less than round angle (360 °) Angle, form the receiving space 24 of two side forming faces of reflex angle laterally.In other words, the polygon is concave polygon, and It is preferred that it is less than or equal to 90 ° formed with the salient angle corresponding with the reflex angle (re-entrant angle), the salient angle in the polygon.By that will manage Be formed as above-mentioned shape, the salient angle being arranged in pairs and re-entrant angle can be utilized, realize the buffering of power to a certain extent.Namely Say, as shown in Fig. 2 when strong F presses to column from receiving space 24, even if forming two sides of reflex angle under force The a certain degree of deformation of generation, the deformation will not be also directly delivered at salient angle, so as to further improve working bin framework Mechanical property.Further, since the bearing of trend for forming the side of salient angle and re-entrant angle is roughly the same, thus even in deformation more In the case of acutely, such as re-entrant angle deformed end is supported to when arriving salient angle, and power F also can further be dispersed to the both sides of salient angle Bian Shang, so that work chamber structure is more reliable and more stable.

In addition, the exterior angle of the polygon is all formed as fillet, so that the outward appearance of working bin realizes rounding off, give people With visual sense of beauty.

On the basis of above-mentioned technical proposal, chassis 10 has fixed part 11 and is separated between fixed part 11 predetermined The seal fixing groove 12 of distance, as shown in Figure 5 and Figure 6, using the chassis 10, it can be realized using fixed part 11 Seal 40 is pressed on the working bin floor by installation while fixed using seal fixing groove 12.Wrap on working bin floor Floor-board frame and the floor being laid on Floor-board frame are included, by making to be separated with preset distance between seal fixing groove 12 and fixed part 11, Can avoid accompanying seal trim strip 4 between working bin chassis 10 and Floor-board frame and can not reliably compressing, formed gap and The defects of producing vibration, sealing difference.In addition, as shown in figure 9, because seal 40 is at least partly in seal fixing groove It in 12, and can reliably avoid forming gap between seal 40 and working bin chassis 10, improve the close of working bin Feng Xing, reduce vibration.Wherein, the formation of the seal fixing groove 12 is corresponding to seal 40, as long as it can accommodate sealing Part, for example, V grooves etc., seal fixing groove shown in Fig. 9 12 is rectangular recess.

In addition, the chassis can be entity component, and also can be hollow part, preferably chassis 10 is pipe, Tube section is polygon, as shown in figure 9, the polygon includes floor contact side, the top margin relative with floor contact side and institute Floor contact is stated in parallel and sealing crimping closer to the top margin and is connected to the floor contact side, top margin And during connection of the sealing crimping between, to form the pipe of relative closure.Due to sealing crimping while and during floor contact not same In one plane, so as to make to be formed simple labyrinth seal construction between chassis 10 and Floor-board frame, there is provided sealing property. Fixed part 11 is hole, and floor contact edge and top margin are run through in the hole, sealing crimping while and form seal during adjacent connection and fix Groove 12, the preset distance for the hole axis to the seal fixing groove 12 distance.Further, since fixed frame Required fixed part is multiple, and preferably multiple fixed part interval configurations, Fig. 7 show the section signal at for configuration fixed part Figure.

The utility model also provides a kind of engineering machinery, and the engineering machinery includes working bin framework, due to the Hatch Coaming that works Frame is the working bin framework according to above-mentioned technical proposal, it is thus possible to the appearance of betterment works machinery, is reduced Expend process time on working bin framework and mismachining tolerance and improve production efficiency and product quality.

In addition, the utility model also provides a kind of engineering machinery, the engineering machinery includes working bin framework, the work Hatch Coaming frame is the working bin framework according to above-mentioned technical proposal, be provided with fixed part 11 briquetting 50 and bolt 1 with The chassis 10 is connected on Floor-board frame, and the seal 40 for making to be contained in seal fixing groove 12 be pressed on it is described On working bin floor.As shown in figure 9, it is preferred that briquetting 50 is formed as stairstepping, while make the aperture being applied on floor contact side Less than the aperture being applied on top margin, so set after briquetting 50 can be made to be inserted into fixed part 11, be partly crimped on floor and connect Touch on side, so as to preferably make chassis 10 be pressed on Floor-board frame, formation reliably connects, and improves the sealing of working bin Energy.In addition, as shown in figure 9, sealing crimping while and during floor contact not at grade, briquetting provided by the utility model 50 bottom need not be provided for the part of seal cooperation, so as to which structure is reduced into two stage steps from three-level is step-like Shape, so as to simplify technique, and the thickness that can be pressurized by bolt, to improve strength of parts, enable working bin framework Enough it is more securely retained on floor.

Preferred embodiment of the present utility model, still, the utility model and unlimited is described in detail above in association with accompanying drawing Detail in above-mentioned embodiment, can be to skill of the present utility model in range of the technology design of the present utility model Art scheme carries out a variety of simple variants, and these simple variants belong to the scope of protection of the utility model.

It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the utility model is to each The possible combination of kind no longer separately illustrates.

In addition, it can also be combined between a variety of embodiments of the present utility model, as long as it is not disobeyed Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.

Claims (10)

1. working bin framework, the working bin framework includes for installation into the chassis (10) on working bin floor, is arranged on Column (20) on the chassis and the top frame (30) by the column (20) support, it is characterised in that the bottom The pipe that at least one of plate framework (10), column (20) and top frame (30) are formed as polygon by section is formed.

2. working bin framework according to claim 1, it is characterised in that the column (20) include front column (21), in Column (22) and rear column (23).

3. working bin framework according to claim 1, it is characterised in that the pipe is steel pipe.

4. working bin framework according to claim 1, it is characterised in that the side number of the polygon is more than or equal to 5.

5. working bin framework according to claim 1, it is characterised in that at least one in the interior angle of the polygon is excellent Angle, form the receiving space (24) of two side forming faces of the reflex angle laterally.

6. working bin framework according to claim 1, it is characterised in that the exterior angle of the polygon is all formed as fillet.

7. the working bin framework according to any one in claim 1-6, it is characterised in that chassis (10) tool There is fixed part (11) and the seal fixing groove (12) of preset distance, the fixed part (11) are separated between the fixed part (11) For the working bin framework to be installed into working bin floor, the seal fixing groove (12) is used to press seal (40) Tightly on the working bin floor.

8. working bin framework according to claim 7, it is characterised in that the chassis (10) is pipe, and tube section is Polygon, the polygon include floor contact side, with floor contact while relative top margin, with the floor contact while it is parallel and Closer to the top margin sealing crimping while and when being connected to the floor contact, between top margin and sealing crimping side Connect side,

The fixed part (11) is hole, and the floor contact side and top margin, the sealing crimping side and adjacent connection are run through in the hole While form the seal fixing groove (12), the preset distance for the hole axis to the seal fixing groove (12) Distance.

9. engineering machinery, it is characterised in that the engineering machinery includes working bin framework, and the working bin framework is according to right It is required that the working bin framework in 1-6 described in any one.

10. engineering machinery, the engineering machinery includes working bin framework, it is characterised in that the working bin framework is according to power Profit requires the working bin framework described in 7 or 8, and briquetting (50) and bolt (1) are provided with the fixed part (11) with by institute State chassis (10) to be connected on Floor-board frame, and the seal (40) for making to be contained in seal fixing groove (12) is pressed on institute State on working bin floor.