CN103255803A - A protection assembly for an off-road vehicle - Google Patents
A protection assembly for an off-road vehicle Download PDFInfo
- Publication number
- CN103255803A CN103255803A CN201310051152XA CN201310051152A CN103255803A CN 103255803 A CN103255803 A CN 103255803A CN 201310051152X A CN201310051152X A CN 201310051152XA CN 201310051152 A CN201310051152 A CN 201310051152A CN 103255803 A CN103255803 A CN 103255803A
- Authority
- CN
- China
- Prior art keywords
- rib
- protected apron
- guard assembly
- protected
- arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/16—Mud-guards or wings; Wheel cover panels
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/24—Safety devices, e.g. for preventing overload
Abstract
The invention discloses a protection assembly for an off-road vehicle. The protection assembly comprises a protection board and a plurality of protection ribs. One end of at least one rib is lower than the same end of each of the other ribs and all the ribs are identical at the other end. Two ends of each rib are provided with inclined surfaces. The protection board is also provided with one or a plurality of profiles which comprises a constant part at the front end of the protection board and a variable part guided to the front end of the protection board. The protection assembly is arranged on a base board of a vehicle part in a manner that the width of the protection board is the same as the interval of side boards. The ribs can be welded or bound to the protection board which can be welded or bound to the base board of a protected part.
Description
Technical field
The present invention relates to off-road vehicle, relate to the guard assembly for engineering truck especially, and relate more particularly to for such as the arm of engineering truck or the guard assembly of the multiple parts the dipper arm.
Background technology
Off-road vehicle is used to multiple application, as agricultural, building and forestry etc.The size of these vehicles is bigger, and the cost relevant with its exploitation also is huge.The assembly of vehicle and vehicle of needing protection is avoided the influence of various operating environments, to improve the life-span of vehicle and assembly thereof.In addition, assembly need meet the desired the acceptance criteria of fatigue life, and meets the desired weight and technological requirement.
Traditionally; the various parts such as arm, dipper arm, suspension rod, scraper bowl etc. of vehicle are protected by all means; for example, by spraying paint, weld certain protective cover at assembly, arranging and to have the wearing plate of reinforcement material or profile is set and anti-rib pads is set at protected apron thereon.Traditionally, protection engineering trucks such as the reinforcement by having one or more profiles, multiplier, rib, plate.In some vehicles, described rib directly is arranged on the arm, and in other vehicles, rib is arranged on the protected apron, and this protected apron is connected to described arm.Yet most of possibly in these profiles can't meet the desired acceptance criteria fatigue life.
U.S. D598031 instructs and a kind ofly thisly protects the mode of the parts of vehicle by rib is set thereon.Wherein said rib equal in length, and directly be welded to the substrate of described parts.
Fig. 1 illustrates available in the prior art a kind of such guard assembly.Described guard assembly has protected apron, and this protected apron has with the equidistance on described protected apron and is arranged on three identical ribs 4 in the described protected apron.Described rib equal in length, and be soldered to protected apron.Have the described protected apron of rib and then be soldered to the arm of engineering truck.
The conventional protector that uses may not meet the acceptance criteria and be not that cost and manufacturing process are effective fatigue life of expectation.In addition, may suitably not consider homogeneous state of stress distributed elements yet.
Find that traditional protector has following a kind of or other weak point:
1. owing to use the representative profiles of protected apron and anti-rib pads, region of stress concentration may develop.Concentrate in order to overcome described stress, extra weld seam grinding manufacture process may become requisite, and this will be extra process.
2. under most situation, the width of protected apron and the width of arm are unequal, and this can cause weakening arm side plate joint.
3. be difficult to meet the desired acceptance criteria and be difficult to meet the desired weight and technological requirement fatigue life.
The present invention is to overcome above-mentioned shortcoming in design.
Summary of the invention
The object of the invention
Main purpose of the present invention provides a kind of guard assembly for off-road vehicle, and it is firm and durable in essence, and meets the desired structure design life-span acceptance criteria.
Another object of the present invention provides a kind of protected apron, profile, the thickness of rib or guard assembly of its combination with optimization.
Another object of the present invention provides a kind of guard assembly, and it is guard block not only, but also strengthening part.
Another object of the present invention provides a kind of guard assembly, and it is simple in structure and be that cost and manufacturing process are effective.
Brief description of the present invention:
Guard assembly according to the present invention consists essentially of protected apron and a plurality of anti-rib pads that is arranged on the described protected apron, wherein, at least one rib is shorter than other rib in length, more specifically, intermediate rib is shorter than two adjacent ribs at one end, and all rib equates at other end place.Described rib is provided with the inclined-plane at the place, two ends.Described protected apron also is provided with one or more profiles, and described one or more profiles have the constant portion and the variable part of guiding the protected apron front end at protected apron front end place.Described guard assembly is suitable for being arranged on the substrate of vehicle part to be protected, and this substrate links to each other with two side plates of this vehicle part, and the width of protected apron equals the spacing of these two side plates.Described rib can be soldered or be bonded to described protected apron, and protected apron can be soldered or be bonded to the substrate of guarded parts.
Guard assembly is to being that the parts of the arm of the engineering truck such as hydraulic crawler excavator provide required protection, and except reinforcing the side plate joint, this finally causes the saving of manufacturing process cost and material cost.Described protected apron and anti-rib pads are used for the influence that the protection arm is avoided the material that digs such as quilts such as rock, gravel, sands.
Described constant portion profile is semi-circular profile, constant thin part with described front end, because this constant thin part, this structure almost is constant along the integral rigidity of this semi-circular profile, this helps along periphery distributed load equably, thereby and avoid stress to concentrate, therefore do not need the manufacture process of extra weld seam grinding.
The variable part of guiding the protected apron front end into helps towards the decrescence little rigidity of this front end, thereby avoid concentrating along the stress of the length of protected apron, therefore, effectively the rigidity of structure reduces gradually towards the protected apron front end, and realizes level and smooth stress gradient under situation about concentrating without any stress.
Protected apron is provided with short intermediate rib, so that all rib has more or less identical effective rigidity, this also helps to realize more uniform stress distribution at place, rib end.Short intermediate rib helps away from the otch distributed load in the protected apron, and aid in most advanced and sophisticated place and realize uniform stress distribution, and long side rib is compared with intermediate rib and is carried more multi-load, because the effective rigidity of long side rib is bigger owing to the extra support that is provided by protected apron edge and side plate edge.The rib of unequal length and the inclined-plane of locating in the rib end help to reduce rigidity gradually along the length of rib, this so help to be equilibrated at the resulting structure rigidity at place, rib end, thereby stress is evenly distributed along length and the tip of rib, this causes stress to reduce and uniform stress distribution, does not need the extra manufacture process of weld seam grinding thus.
In described protected apron assembly, the width of protected apron equals the side sheet room distance, to provide better support to the weld seam between the weld seam between the side plate and side plate and the arm substrate.
Description of drawings
Referring now to accompanying drawing, wherein accompanying drawing only is for the purpose of the preferred embodiments of the present invention is described, rather than in order to limit purpose of the present invention.
Fig. 1 illustrates the guard assembly that can obtain in the prior art.
Fig. 2 shows total figure of the arm guard assembly on the arm that is installed in excavator.
Fig. 3 shows the protected apron with profile.
Fig. 4 a shows the protected apron that is arranged on the arm, has along the section A-A of box section and the guard assembly of arm.
Fig. 4 b shows the sectional view that obtains along as the section A-A that relates in Fig. 4.
Fig. 5 shows arm side plate weld seam.
Fig. 6 shows each parts of anti-rib pads.
The specific embodiment
With reference to Fig. 2 to Fig. 6, guard assembly 10 according to the present invention comprises protected apron 12 and a plurality of anti-rib pads 14,16,18 that is arranged on the described protected apron 12 substantially.Described guard assembly 10 is suitable for being installed on the substrate 8 of parts 6, and these parts 6 are excavator arms.Wherein intermediate rib 16 is shorter than two adjacent ribs 14,18 and all rib 14,16,18 at one end and equates at the other end.Described rib 14,16,18 is provided with inclined-plane 20 at the place, two ends.Described protected apron 12 is provided with profile 22, and this profile has the constant portion 24 that is positioned at protected apron front end place and the variable part 26 of guiding the protected apron front end into.Described guard assembly 10 is suitable for being arranged on the substrate 8 of parts to be protected 6, and this substrate 8 links to each other with two side plates of these parts 6, and the width 28 of protected apron 12 equals the spacing 30 of these two side plates.Described rib 14,16,18 can be soldered or be bonded to described protected apron 12, and protected apron 12 can be soldered or be bonded to the substrate 8 of guarded parts 6.
The constant portion profile is semi-circular profile, constant thin part 24 with protected apron 12 front ends, because constant thin part 24, the front end area of protected apron 12 almost is constant along the integral rigidity of semi-circular profile, this helps along periphery distributed load equably, thereby and avoid stress to concentrate, therefore do not need the manufacture process of extra weld seam grinding.
The variable part 26 of guiding the protected apron front end into helps towards the decrescence little rigidity of this front end, thereby avoid concentrating along the stress of the length of protected apron, therefore, effectively the rigidity of structure reduces gradually towards the protected apron front end, and realizes level and smooth stress gradient under situation about concentrating without any stress.
Protected apron 12 is provided with short intermediate rib 16, so that all rib 14,16,18 has more or less identical effective rigidity, this also helps to realize uniform stress distribution at place, rib end.Short intermediate rib 16 helps away from otch 34 distributed loads in the protected apron 12, and aid in most advanced and sophisticated 36 places and realize uniform stress distribution, and long side rib 14,18 compare with intermediate rib 16 and to carry more multi-load, because the effective rigidity of long side rib 14,18 is bigger owing to the extra support that is provided by protected apron edge and side plate edge.The rib of unequal length and the inclined-plane of locating in the rib end 20 help to reduce rigidity gradually along the length of rib, this so help to be equilibrated at the resulting structure rigidity at place, rib end, thereby stress is distributed uniformly along length and the tip of rib, this causes stress to reduce and uniform stress distribution, does not need the extra manufacture process of weld seam grinding thus.The described otch 34 that is arranged on the protected apron 12 has constant portion profile 24 and the variable part profile 26 of guiding the protected apron front end into, described otch 34 with have unequal length and at the anti-rib pads 14 on the inclined-plane 20 at place, end, 16,18 help progressively to reduce rigidity towards described front end together, thereby avoid concentrating along the stress of the length of protected apron 12.
In described protected apron assembly 10, the width 28 of protected apron 12 equals side sheet room apart from 30, in order to provide better support to the weld seam 38 between the weld seam 32 between the side plate and side plate and the arm substrate 8.This provides higher-strength for the welding between two side plates 32, thereby eliminates the needs that use thicker side plate and/or welding grinding.
It is specific embodiments of the invention that the front is described.Should be appreciated that and only describe this embodiment for illustrative purposes, and those skilled in the art can put into practice multiple change and modification under the situation that does not break away from the spirit and scope of the present invention.Purpose is the modifications and changes that comprise that all are such, if they drop on of the present invention as claimed scope or its equivalency range within.
Reference numerals list
The 4-rib
6-parts (arm)
8-arm substrate
The 10-guard assembly
The 12-protected apron
The long anti-rib pads of 14-
Anti-rib pads in the middle of the 16-
The long anti-rib pads of 18-
The 20-inclined-plane
The 22-profile
24-constant portion profile
26-variable part profile
The width of 28-protected apron
30-drafting board spacing
32-side plate joint
The 34-otch
36-rib tip
Weld seam between 38-protected apron and the arm substrate
Claims (10)
1. a guard assembly (10) comprises protected apron (12) and is arranged on a plurality of anti-rib pads (14,16 on the described protected apron (12), 18), wherein, at least one rib (16) in length than other rib (14,18) short, and described protected apron (12) is provided with at least one profile (22).
2. guard assembly according to claim 1 (10), wherein, described profile (22) is provided with the constant portion (24) that is positioned at protected apron front end place and the variable part (26) of guiding the protected apron front end into.
3. guard assembly according to claim 1 and 2 (10), wherein, intermediate rib (16) is shorter than two adjacent ribs (14,18) in length at one end, and all rib (14,16,18) is in length at the other end and equates.
4. according to any one described guard assembly (10) in the claim 1 to 3, wherein, described rib (14,16,18) is provided with inclined-plane (20) at one end or at the place, two ends.
5. according to any one described guard assembly (10) in the claim 1 to 4, wherein, described guard assembly (10) is suitable for being arranged on the substrate (8) of parts to be protected (6), this substrate (8) links to each other with two side plates of these parts (6), and the width (28) of protected apron (12) equals the spacing (30) of these two side plates.
6. according to any one described guard assembly (10) in the claim 1 to 5, wherein, described rib (14,16,18) is soldered to protected apron (12).
7. according to any one described guard assembly (10) in the claim 1 to 5, wherein, described rib (14,16,18) is glued to protected apron (12).
8. according to any one described guard assembly (10) in the claim 1 to 7, wherein, described guard assembly (10) is suitable for being connected by welding to arm substrate (8).
9. according to any one described guard assembly (10) in the claim 1 to 7, wherein, described guard assembly (10) is suitable for being connected to arm substrate (8) by bonding agent.
10. according to any one described roughly guard assembly (10) as describing with reference to the accompanying drawings in this article in the claim 1 to 9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN437/MUM/2012 | 2012-02-17 | ||
| IN437MU2012 | 2012-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103255803A true CN103255803A (en) | 2013-08-21 |
Family
ID=48959986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310051152XA Pending CN103255803A (en) | 2012-02-17 | 2013-02-16 | A protection assembly for an off-road vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103255803A (en) |
| RU (1) | RU2619478C2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9376783B2 (en) | 2014-07-28 | 2016-06-28 | Caterpillar Inc. | Boom for linkage assembly of machine with fork reinforcement plate |
| US9650756B2 (en) | 2014-07-28 | 2017-05-16 | Caterpillar Inc. | Stick for linkage assembly of machine |
| US9662746B2 (en) | 2014-07-28 | 2017-05-30 | Caterpillar Inc. | Linkage assembly for implement system of machine |
| CN107208403A (en) * | 2014-12-24 | 2017-09-26 | 昆士兰中部矿业供应有限公司 | Estimate the tired system and method in lifting member |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001271371A (en) * | 2000-03-24 | 2001-10-05 | Hitachi Constr Mach Co Ltd | Operation device of hydraulic shovel |
| JP2009102849A (en) * | 2007-10-22 | 2009-05-14 | Sumitomo (Shi) Construction Machinery Manufacturing Co Ltd | Construction machinery |
| WO2010122696A1 (en) * | 2009-04-20 | 2010-10-28 | キャタピラー エス エー アール エル | Cab protection structure for construction machinery |
| CN201746871U (en) * | 2010-07-28 | 2011-02-16 | 山东临工工程机械有限公司 | Flat protecting plate |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4905386A (en) * | 1988-09-02 | 1990-03-06 | The Dow Chemical Company | Process for unearthing hazardous pipeline |
| DE69941517D1 (en) * | 1998-08-31 | 2009-11-19 | Yanmar Co Ltd | EARTH MOVEMENT MACHINE WITH VERY SMALL DREHRADIUS |
| DE102006017766A1 (en) * | 2006-04-15 | 2007-10-18 | Putzmeister Ag | Mudguards for mobile machines |
-
2013
- 2013-02-11 RU RU2013105708A patent/RU2619478C2/en active
- 2013-02-16 CN CN201310051152XA patent/CN103255803A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001271371A (en) * | 2000-03-24 | 2001-10-05 | Hitachi Constr Mach Co Ltd | Operation device of hydraulic shovel |
| JP2009102849A (en) * | 2007-10-22 | 2009-05-14 | Sumitomo (Shi) Construction Machinery Manufacturing Co Ltd | Construction machinery |
| WO2010122696A1 (en) * | 2009-04-20 | 2010-10-28 | キャタピラー エス エー アール エル | Cab protection structure for construction machinery |
| CN201746871U (en) * | 2010-07-28 | 2011-02-16 | 山东临工工程机械有限公司 | Flat protecting plate |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9376783B2 (en) | 2014-07-28 | 2016-06-28 | Caterpillar Inc. | Boom for linkage assembly of machine with fork reinforcement plate |
| US9650756B2 (en) | 2014-07-28 | 2017-05-16 | Caterpillar Inc. | Stick for linkage assembly of machine |
| US9662746B2 (en) | 2014-07-28 | 2017-05-30 | Caterpillar Inc. | Linkage assembly for implement system of machine |
| CN107208403A (en) * | 2014-12-24 | 2017-09-26 | 昆士兰中部矿业供应有限公司 | Estimate the tired system and method in lifting member |
| CN107208403B (en) * | 2014-12-24 | 2020-12-29 | 昆士兰中部矿业供应有限公司 | System and method for estimating fatigue in a lifting member |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2619478C2 (en) | 2017-05-16 |
| RU2013105708A (en) | 2014-08-20 |
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