CN104709061A - Large horse power engine suspension of off-road vehicle - Google Patents

Large horse power engine suspension of off-road vehicle Download PDF

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Publication number
CN104709061A
CN104709061A CN201510041186.XA CN201510041186A CN104709061A CN 104709061 A CN104709061 A CN 104709061A CN 201510041186 A CN201510041186 A CN 201510041186A CN 104709061 A CN104709061 A CN 104709061A
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China
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suspension
assembly
bracket assembly
suspending
engine
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CN201510041186.XA
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CN104709061B (en
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李旭虎
李晓波
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Sinotruk Jinan Power Co Ltd
China National Heavy Duty Truck Group Jinan Power Co Ltd
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China National Heavy Duty Truck Group Jinan Power Co Ltd
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Abstract

The invention relates to a large horse power engine suspension of an off-road vehicle. The large horse power engine suspension comprises a front engine suspension body and a rear engine suspension body. The front engine suspension body comprises a front left suspension support assembly, a front right suspension support assembly and front damping rubber supporting assemblies, and the front damping rubber supporting assemblies are installed on the front left suspension support assembly and the front right suspension support assembly respectively. The rear engine suspension body comprises a cushion plate, a rear left suspension support assembly, a rear right suspension support assembly, wedge-shaped bearing assemblies, a rear left bearing bracket assembly and a rear right bearing bracket assembly, the rear left suspension support assembly and the rear right suspension support assembly are fixed to the rear ends of front axle central faces on the corresponding outer sides of a frame respectively, and the wedge-shaped bearing assemblies are installed on the rear left suspension support assembly and the rear right suspension support assembly respectively and provided with the corresponding rear left bearing bracket assembly and the corresponding rear right bearing bracket assembly respectively. Thus, the large horse power engine suspension can be firmly fixed to the part, below a cab, of the frame, and is easy to assemble, high in structural strength and good in stability. Furthermore, the large horse power engine suspension is simple in structure, easy to manufacture and high in adaptability to manufacturing errors, and installation of engines of different levels of horse power is facilitated.

Description

A kind of cross country car high-powered engine suspension
Technical field
The present invention relates to a kind of car engine suspension field, particularly a kind of cross country car high-powered engine suspension.
Background technology
Existing heavy motor vehicle mostly is forward control cab, and under-cab is refrigerating module and the driving engine of automobile, and refrigerating module is arranged on engine front, and driving engine is arranged on the frame inside of under-cab.The suspension of driving engine normally adopts on front tubular cross bearer and welds the fixing front snubber block of swash plate, back suspension device of engine adopts Casting Parts connecting vehicle frame medial slope to fix rear shock absorption device.When heavy off-road vehicle needs high-powered driving engine, because the profile of high-powered engine is larger, frame inside installs the limited space of driving engine, be easy to cause back suspension device of engine to be arranged on frame inside, or rear-suspending foundry goods reduction intensity meets installation, more even make driving engine install, this brings trouble and difficulty greatly to engine assembly work.Thus cause delaying work, overdue, to car production, producer brings economic loss.
Current heavy off-road vehicle engine front mounting many employings tubular cross bearer, driving engine installed by the foundry goods of the built-in frame inside of rear-suspending.When cross country car needs the driving engine of high-power, this structure just seems that installing space is short of and deficiency, and the shortcoming of this structure is:
(1) the bend pipe crossbeam Mismachining tolerance in tubular cross bearer is large, and checker is difficult to the size of proofreading accurate finished parts, easily causes engine assembly improper;
(2) in tubular cross bearer, the welding of swash plate is difficult to accurately, manufacture difficulty;
(3) between under-cab vehicle frame, the installing space of driving engine is narrow and small, uses foundry goods to have very large difficulty.
And same vehicle changes the driving engine of different horsepower, engine mounting just cannot be general, and general degree is low.
Summary of the invention
The invention provides a kind of highly versatile, easy manufacture, installation is simple, cost is low, the cross country car high-powered engine of good stability suspends.
The present invention is achieved through the following technical solutions:
A kind of cross country car high-powered engine suspension, comprise the forward and backward suspension of driving engine, described engine front mounting comprises the left and right bracket assembly of front-suspension and front yielding rubber support assembly, hold in face of the front axle centre that the left and right bracket assembly of front-suspension is separately fixed at corresponding frame inside, yielding rubber support assembly before the left and right bracket assembly of front-suspension is installed respectively; Described back suspension device of engine comprises backing plate, the left and right bracket assembly of rear-suspending, wedge shape support assembly and left and right rear support bracket assembly, the left and right bracket assembly of rear-suspending is separately fixed at the front axle centre surface rear end of corresponding frame outside, the left and right bracket assembly of rear-suspending is all provided with wedge shape support assembly, this wedge shape support assembly is arranged respectively corresponding left and right rear support bracket assembly.
The present invention includes the left and right bracket assembly of front-suspension, front yielding rubber support assembly, backing plate, the left and right bracket assembly of rear-suspending, wedge shape support assembly and left and right rear support bracket assembly.The left and right bracket assembly of front-suspension adopts the general steel plate of different size to be welded, the left and right bracket assembly of front-suspension is fixed on the frame inside of under-cab respectively by screw bolt and nut, yielding rubber support assembly before fixing with bolt on the left and right bracket assembly of front-suspension, be bolted the support of driving engine front portion again, the installation completing engine front mounting is fixed, backing plate adopts the steel plate of common 6mm, rear-suspending is left, right support assembly, left, right back frame support bracket assembly all adopts the general steel plate of different size to be welded, backing plate and a rear-suspending left side, right support assembly is fixed on the frame outside of under-cab by screw bolt and nut, rear-suspending is left, right support assembly installs wedge shape support assembly by bolt, wedge shape support assembly is installed left by bolt, right back frame support bracket assembly, again by the support at screw bolt and nut stationary engine rear portion, the installation completing back suspension device of engine is fixed, thus the installation completing high-powered engine is fixed.
In order to adapt to the installation of the driving engine of various different horsepower, have employed before and after gauge member installation driving engine and suspend, the installation being realized the suspension of different horsepower engine by the adjustment left and right bracket assembly of front-suspension and left and right rear support bracket assembly is fixed.
In order to solve high-powered engine installing space, assembling summary, the form that back suspension device of engine employing screw bolt and nut is connected to frame outside is fixing to install.
In order to Stability Analysis of Structures, firm, the left and right bracket assembly of front-suspension, the left and right bracket assembly of rear-suspending and left and right rear support bracket assembly all adopt plate iron bending to be welded, and assembly many places add reinforced rib, wherein the left and right bracket assembly of rear-suspending includes L-type bending steel plate, and L-type bending steel plate welds two reinforced ribs, the steel plate that the left and right bracket assembly of front-suspension includes two different bending forms and the reinforcement gusset be positioned in the middle of two steel plates, steel plate is integrated by being welded with reinforcement gusset, left, right back frame support bracket assembly includes a riser and a flat board, plate welding is on riser, reinforced rib is welded with between flat board and riser, described flat board strides across vehicle frame, riser is positioned at the inner side of vehicle frame, screw on riser and a corresponding rear-suspending left side, screw on right support assembly is corresponding, front yielding rubber support assembly and wedge shape support assembly all adopt existing ripe bulk article, wherein, wedge shape support assembly comprises V-shaped block and the V-shaped cell body suitable with V-shaped block, V-shaped block and to insert in V-shaped cell body and to pass through overbolt, nut and rectangular gasket are fixed, compressible V-shaped rubber block is set between V-shaped block and V-shaped cell body.Front yielding rubber support assembly is made up of two bending steel plates, compressible rubber block, locating dowel pin, three special nuts, three taper patches, and two steel plate grafting form rectangular configuration, and two steel plates arrange compressible rubber block.
Simple and easy for the ease of processing and fabricating, described each front-suspension left socle assembly and front suspension right bracket assembly, rear-suspending left socle assembly and rear-suspending right support assembly, left back frame support bracket assembly and right back frame support bracket assembly are all symmetrical with vehicle center face, and each assembly all adopts the form of welding to complete.
For the ease of drawing materials, reduce manufacturing cost, each single-piece in the left and right bracket assembly of described front-suspension, the left and right bracket assembly of rear-suspending and left and right rear support bracket assembly all adopts general steel plate.
Described each assembly connects all employing different model screw bolt and nut to be fixed, and assemble simple, quick detachable, good stability, the material that each bracket assembly is selected is steel plate, and cost is low, commonality good.
Beneficial effect of the present invention: the present invention adopts the left and right bracket assembly of front-suspension, two front yielding rubber support assembly composition engine fronts mounting.Two backing plate, the left and right bracket assembly of rear-suspending, two wedge shape support assemblies and left and right rear support bracket assembly composition back suspension device of engine.Engine front mounting is fixed on frame inside by bolt, nut, and back suspension device of engine is fixed on frame outside by bolt, nut.Lifting driving engine, completes fixing by bolt.What make that the present invention can be firm is fixed on the vehicle frame of under-cab, and assemble simple and easy, itself has again higher structural strength, good stability.And structure of the present invention is simple, be easy to manufacture, to manufacturing errors strong adaptability, be convenient to the driving engine installing different horsepower.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Accompanying drawing 1 is engine mounting schematic diagram of the present invention;
In figure: 1 vehicle frame, 2 front-suspension left socle assemblies, 3 front suspension right bracket assemblies, yielding rubber support assembly before 4,5 left back frame support bracket assemblies, 6 right back frame support bracket assemblies, 7 rear-suspending left socle assemblies, 8 rear-suspending right support assemblies, 9 wedge shape support assemblies, 10 backing plates, 11 bolts, 12 nuts.
Detailed description of the invention
A kind of specific embodiment as shown in Figure 1, comprise front-suspension left socle assembly 2, steel plate bending that front suspension right bracket assembly 3, left back frame support bracket assembly 5, right back frame support bracket assembly 6, rear-suspending left socle assembly 7, rear-suspending right support assembly 8, backing plate 10 are different size is welded, all existing ripe bulk article of front yielding rubber support assembly 4, wedge shape support assembly 9.
Front-suspension left socle assembly 2, front suspension right bracket assembly 3 are symmetrical about vehicle center face, and each assembly adopts two bending steel plates and middle reinforced rib plate to be welded.
Engine front mounting completes installation by bolt 11 and nut 12 connecting vehicle frame 1, front-suspension left socle assembly 2, front suspension right bracket assembly 3 and front yielding rubber support assembly 4.
Left back frame support bracket assembly 5, right back frame support bracket assembly 6, rear-suspending left socle assembly 7, rear-suspending right support assembly 8 are symmetrical about vehicle center face, left back frame support bracket assembly 5 and right back frame support bracket assembly 6 include a riser and a flat board, plate welding is on riser, reinforced rib is welded with between flat board and riser, described flat board strides across vehicle frame 1, riser is positioned at the inner side of vehicle frame 1, screw on riser and the left and right bracket assembly 7 of corresponding rear-suspending, screw on 8 is corresponding, and riser, flat board, reinforced rib are respectively the plate iron that three have dimensions.
The triangle reinforced rib that rear-suspending left socle assembly 7 and rear-suspending right support assembly 8 all adopt a L-type steel plate and two general steel plates to make is welded.
The installation that back suspension device of engine is completed by bolt 11 and nut 12 connection backing plate 10, vehicle frame 1, rear-suspending left socle assembly 7, rear-suspending right support assembly 8, wedge shape support assembly 9 and left back frame support bracket assembly 5, right back frame support bracket assembly 6.
Method for making: first make two bending steel plates in the left and right bracket assembly of front-suspension and a middle reinforced rib plate according to dimensional characteristic, has then welded front-suspension left socle assembly 2 and front suspension right bracket assembly 3 successively according to dimensional characteristic; Three plate irons in left and right rear support bracket assembly and the left and right bracket assembly of rear-suspending, L-type steel plate, two triangle reinforced ribs are made respectively again according to dimensional characteristic, above three plate irons of welding complete left back frame support bracket assembly 5 and right back frame support bracket assembly 6, then weld a L-type steel plate, two triangle reinforced ribs complete rear-suspending left socle assembly 7 and rear-suspending right support assembly 8; The manufacture suspended before and after driving engine is completed finally by the bolt 11 of a series of different size and nut 12.
Using method: first by bolt by a left side, right back frame support bracket assembly is arranged on flywheel shell of engine, front yielding rubber support assembly 4 is arranged on front-suspension left socle assembly 2 or front suspension right bracket assembly 3 respectively by bolt, inside the vehicle frame 1 by screw bolt and nut engine front mounting being fixed on under-cab, again wedge shape support assembly 9 is arranged on rear-suspending left socle assembly 7 or rear-suspending right support assembly 8 respectively by bolt, backing plate 10 and back suspension device of engine are fixed on outside the vehicle frame 1 of under-cab by screw bolt and nut, to sling driving engine, the bolt mounting holes on left back frame support bracket assembly 5 or right back frame support bracket assembly 6 is allowed to aim on the mounting hole of the wedge shape support assembly 9 of vehicle frame 1 both sides, stamp bolt, but it is it's not serious, then slowly driving engine is put down, hole before allowing the hole on engine front overhang support aim on yielding rubber support assembly 4, stamp bolt, when the equal no problem of mounting hole, can urgent bolt, the installation completing driving engine is fixed.
The present invention, narrow and small for existing cross country car high-powered engine suspension assembly space, mounting structure complexity is loaded down with trivial details, assembling difficulty, manufacture craft requires the shortcomings such as too high, a kind of novel solution is proposed: on the inner side of cross-country automobile chassis under-cab frame assembly with outer prism, be connected high-powered engine front-suspension left socle assembly 2 or front suspension right bracket assembly 3 by a series of bolt and nut, front yielding rubber support assembly 4, backing plate 10, rear-suspending left socle assembly 8 or rear-suspending right support assembly 8, wedge shape support assembly 9, the parts such as left back frame support bracket assembly 5 or right back frame support bracket assembly 6 have assembled the installation of engine mounting, lift high-powered engine again, fix the bolt on front yielding rubber support assembly 4 and wedge shape support assembly 9 and nut, complete the installation of driving engine.This type of attachment is simple and easy, good stability, assembling is simple, dismounting and change is convenient, cost is low, commonality is good.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (8)

1. a cross country car high-powered engine suspension, comprise the forward and backward suspension of driving engine, it is characterized in that: engine front mounting comprises the left and right bracket assembly of front-suspension and front yielding rubber support assembly, hold in face of the front axle centre that the left and right bracket assembly of front-suspension is separately fixed at corresponding frame inside, yielding rubber support assembly before the left and right bracket assembly of front-suspension is installed respectively; Described back suspension device of engine comprises backing plate, the left and right bracket assembly of rear-suspending, wedge shape support assembly and left and right rear support bracket assembly, the left and right bracket assembly of rear-suspending is separately fixed at the front axle centre surface rear end of corresponding frame outside, the left and right bracket assembly of rear-suspending is all provided with wedge shape support assembly, this wedge shape support assembly is arranged respectively corresponding left and right rear support bracket assembly.
2. cross country car high-powered engine according to claim 1 suspension, is characterized in that: front-suspension left socle assembly and front suspension right bracket assembly, rear-suspending left socle assembly and rear-suspending right support assembly, left back frame support bracket assembly and right back frame support bracket assembly all symmetrical about autocentre face.
3. cross country car high-powered engine suspension according to claim 1 and 2, it is characterized in that: the steel plate that the left and right bracket assembly of front-suspension includes two different bending forms and the reinforcement gusset be positioned in the middle of two steel plates, steel plate is integrated by being welded with reinforcement gusset.
4. cross country car high-powered engine suspension according to claim 3, it is characterized in that: front yielding rubber support assembly comprises two bending steel plates, two steel plate grafting form rectangular configuration, and two steel plates arrange compressible rubber block.
5. cross country car high-powered engine suspension according to claim 4, is characterized in that: the left and right bracket assembly of rear-suspending includes L-type bending steel plate, L-type bending steel plate welds two reinforced ribs.
6. cross country car high-powered engine suspension according to claim 5, it is characterized in that: wedge shape support assembly comprises V-shaped block and the V-shaped cell body suitable with V-shaped block, V-shaped block and to insert in V-shaped cell body and fixing, arranges compressible V-shaped rubber block between V-shaped block and V-shaped cell body.
7. cross country car high-powered engine suspension according to claim 6, it is characterized in that: left and right rear support bracket assembly includes a riser and a flat board, plate welding is on riser, reinforced rib is welded with between flat board and riser, described flat board strides across vehicle frame, riser is positioned at the inner side of vehicle frame, and the screw on riser is corresponding with the screw on the left and right bracket assembly of corresponding rear-suspending.
8. cross country car high-powered engine suspension according to claim 7, is characterized in that: backing plate is the 6mm steel plate that a rectangle is equipped with mounting hole.
CN201510041186.XA 2015-01-27 2015-01-27 Large horse power engine suspension system of off-road vehicle Active CN104709061B (en)

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Application Number Priority Date Filing Date Title
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CN104709061B CN104709061B (en) 2017-02-22

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108146218A (en) * 2017-12-29 2018-06-12 东风商用车有限公司 A kind of engine rear mounting system assembly
CN110758079A (en) * 2019-09-19 2020-02-07 中国北方车辆研究所 Power assembly suspension device of tracked vehicle
CN110803012A (en) * 2019-11-21 2020-02-18 一汽解放汽车有限公司 Power assembly suspension system

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Publication number Priority date Publication date Assignee Title
JP2008149888A (en) * 2006-12-18 2008-07-03 Mitsubishi Fuso Truck & Bus Corp Support structure for power plant
JP2010180930A (en) * 2009-02-04 2010-08-19 Kurashiki Kako Co Ltd Vibration isolator
CN202623932U (en) * 2012-06-19 2012-12-26 中国重汽集团济南动力有限公司 Suspension device for transfer case of off-road vehicle
CN203267758U (en) * 2013-05-28 2013-11-06 上汽依维柯红岩商用车有限公司 Liquefied natural gas engine suspension system of heavy-duty truck
CN103723025A (en) * 2014-01-24 2014-04-16 安徽江淮汽车股份有限公司 Suspension system for electric vehicle power assembly
CN204037314U (en) * 2014-08-28 2014-12-24 上汽依维柯红岩商用车有限公司 Heavy duty truck engine suspension system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008149888A (en) * 2006-12-18 2008-07-03 Mitsubishi Fuso Truck & Bus Corp Support structure for power plant
JP2010180930A (en) * 2009-02-04 2010-08-19 Kurashiki Kako Co Ltd Vibration isolator
CN202623932U (en) * 2012-06-19 2012-12-26 中国重汽集团济南动力有限公司 Suspension device for transfer case of off-road vehicle
CN203267758U (en) * 2013-05-28 2013-11-06 上汽依维柯红岩商用车有限公司 Liquefied natural gas engine suspension system of heavy-duty truck
CN103723025A (en) * 2014-01-24 2014-04-16 安徽江淮汽车股份有限公司 Suspension system for electric vehicle power assembly
CN204037314U (en) * 2014-08-28 2014-12-24 上汽依维柯红岩商用车有限公司 Heavy duty truck engine suspension system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108146218A (en) * 2017-12-29 2018-06-12 东风商用车有限公司 A kind of engine rear mounting system assembly
CN110758079A (en) * 2019-09-19 2020-02-07 中国北方车辆研究所 Power assembly suspension device of tracked vehicle
CN110803012A (en) * 2019-11-21 2020-02-18 一汽解放汽车有限公司 Power assembly suspension system

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