CN104401196A - Hydro-pneumatic suspension mechanism for dumper - Google Patents
Hydro-pneumatic suspension mechanism for dumper Download PDFInfo
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- CN104401196A CN104401196A CN201410640914.4A CN201410640914A CN104401196A CN 104401196 A CN104401196 A CN 104401196A CN 201410640914 A CN201410640914 A CN 201410640914A CN 104401196 A CN104401196 A CN 104401196A
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- oil cylinder
- pneumatic suspension
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- axle
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Abstract
The invention discloses a hydro-pneumatic suspension mechanism for a dumper. The hydro-pneumatic suspension mechanism comprises a front axle hydro-pneumatic suspension oil cylinder and a rear axle hydro-pneumatic suspension oil cylinder, wherein both the front and rear axle hydro-pneumatic suspension oil cylinders respectively comprise two oil cylinders which are symmetrically distributed, the two oil cylinders are fixed on a corresponding axle shell in a flared shape from top to bottom, an angle between each oil cylinder and the vertical direction is 5 degrees, a front thrust rod for responding to the brake torque of a car axle is arranged on one side of a front suspension fixed support, few leaf springs for carrying the weight of the front axle hydro-pneumatic suspension oil cylinder, one ends of the few leaf springs are connected with the front suspension fixed support, a lower thrust rod for guaranteeing the translation of the car axle when the car axle plays is arranged below the rear axle hydro-pneumatic suspension oil cylinder, and a V-shaped thrust rod for limiting the transverse movement of the car axle is arranged above the rear axle hydro-pneumatic suspension oil cylinder. The comfort and manipulation stability of the car can be greatly improved by virtue of the elasticity characteristic of the hydro-pneumatic suspension mechanism, the loading impact can be reduced, the car can be better applicable to different road conditions, the safety potential hazard in unloading can be eliminated, the turnover is prevented, and the application prospect is good.
Description
Technical field
The present invention relates to a kind of gas suspension mechanism for dumping car, belong to automotive suspension technical field.
Background technology
The traveling road conditions of dumping car are poor, driving cycle is complicated and changeable, in the process travelled, travel attitude can often change, when especially running into the speed of a motor vehicle of automobile and turn to situation jumpy, can there is very large change in the attitude of car load, this not only destroys traveling comfort but also road-holding property is degenerated, in addition, in loading process, the impact of goods to railway carriage and chassis is very large, when tilted road surface is unloaded, there is the hidden danger of overturning.
How improving riding comfort for large-tonnage rigidity dumping car, improve the demand of travelling comfort, to the needs of car load and the protection of chassis protecting against shock time simultaneously for meeting the operation of large-tonnage loader, is current urgent problem.
Summary of the invention
The traveling road conditions of technical matters tradition dumping car solved by the invention are poor, and driving cycle is complicated and changeable, can there is very large change in the attitude of car load, this not only destroys traveling comfort but also road-holding property is degenerated, and, there is the hidden danger of overturning.Gas suspension mechanism for dumping car of the present invention, its elastic characteristic substantially increases car load traveling comfort and road-holding property, and the impact that can reduce when loading, simultaneous altitude adjustment function makes vehicle better adapt to various road conditions, potential safety hazard when utilizing container levelling function to eliminate unloading in addition, actv. prevents from overturning, and has a good application prospect.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of gas suspension mechanism for dumping car, it is characterized in that: comprise propons hydro pneumatic suspension oil cylinder, back axle hydro pneumatic suspension oil cylinder, described propons hydro pneumatic suspension oil cylinder is connected to the support bracket fastened rear end of front overhang, the lower end of described back axle hydro pneumatic suspension oil cylinder is fixed on directly over rear hydro pneumatic suspension lower bracket, the upper end of described back axle hydro pneumatic suspension oil cylinder is fixedly connected with vehicle frame, described propons hydro pneumatic suspension oil cylinder and back axle hydro pneumatic suspension oil cylinder include two symmetrical oil cylinders, two oil cylinders are fixed on corresponding axle housing in from top to bottom splayed, the angle of oil cylinder and vertical direction is 5 °, the support bracket fastened side of described front overhang is provided with the forward thrust bar for tackling vehicle bridge brake torque, the top of described forward thrust bar is also provided with few sheet spring, one end of described few sheet spring is connected with front overhang fixed support, described few sheet spring is for carrying the weight of propons hydro pneumatic suspension oil cylinder, the lower thrust rod of vehicle bridge translation when the below of described back axle hydro pneumatic suspension oil cylinder is provided with for ensureing axle tramp, the top of described back axle hydro pneumatic suspension oil cylinder is provided with the V-arrangement propelling rod of restriction vehicle bridge transverse shifting amount.
Aforesaid a kind of gas suspension mechanism for dumping car, it is characterized in that: described propons hydro pneumatic suspension oil cylinder, the in-oil cylinder oil cylinder of back axle hydro pneumatic suspension all utilize the elastic element of compressibility as suspension of gas, utilize the resistance to flow of fluid to realize vibration damping.
Aforesaid a kind of gas suspension mechanism for dumping car, it is characterized in that: between described rear hydro pneumatic suspension lower bracket and compartment, be also provided with symmetrically arranged Liang Ge buffer limit mechanism, each buffer limit mechanism includes bump rubber bearing and bump rubber, described bump rubber bearing is fixed on rear hydro pneumatic suspension lower bracket, and being positioned at the side of oil cylinder, described bump rubber is arranged on to be drawn together directly over bump rubber bearing.
The invention has the beneficial effects as follows: the gas suspension mechanism for dumping car of the present invention, its elastic characteristic substantially increases car load traveling comfort and road-holding property, and the impact that can reduce when loading, simultaneous altitude adjustment function makes vehicle better adapt to various road conditions, potential safety hazard when utilizing container levelling function to eliminate unloading in addition, actv. prevents from overturning, and has a good application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the gas suspension mechanism for dumping car of the present invention.
Fig. 2 is the birds-eye view of the gas suspension mechanism for dumping car of the present invention.
Fig. 3 is the birds-eye view of oil cylinder position of the present invention.
Fig. 4 is the structural representation of buffer limit mechanism of the present invention.
The implication marked in accompanying drawing is as follows:
1: propons hydro pneumatic suspension oil cylinder; 2: back axle hydro pneumatic suspension oil cylinder; 3: front overhang fixed support; 4: rear hydro pneumatic suspension lower bracket; 5: forward thrust bar; 6: lower thrust rod; 7:V shape propelling rod; 8: few sheet spring; 9: vehicle frame; 10: buffer limit mechanism; 101: bump rubber bearing; 102: bump rubber.
Detailed description of the invention
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in Figures 1 and 2, a kind of gas suspension mechanism for dumping car, comprise propons hydro pneumatic suspension oil cylinder 1, back axle hydro pneumatic suspension oil cylinder 2, propons hydro pneumatic suspension oil cylinder 1 is connected to the rear end of front overhang fixed support 3, the lower end of back axle hydro pneumatic suspension oil cylinder 2 is fixed on directly over rear hydro pneumatic suspension lower bracket 4, the upper end of back axle hydro pneumatic suspension oil cylinder 2 is fixedly connected with vehicle frame 9, propons hydro pneumatic suspension oil cylinder 1 and back axle hydro pneumatic suspension oil cylinder 2 include two symmetrical oil cylinders, two oil cylinders are fixed on corresponding axle housing in from top to bottom splayed, the angle of oil cylinder and vertical direction is 5 °, oil cylinder all utilizes the elastic element of compressibility as suspension of gas, the resistance to flow of fluid is utilized to realize vibration damping, not only there is good elastic behavior, the more important thing is that it can realize the good control of automobile sport attitude etc. easily, as shown in Figure 3, oil cylinder slopes inwardly 5 °, in "eight" shape, oil cylinder can share side force to a certain extent.
The side of described front overhang fixed support 3 is provided with the forward thrust bar 5 for tackling vehicle bridge brake torque, the top of forward thrust bar 5 is also provided with few sheet spring 8, one end of few sheet spring 8 is connected with front overhang fixed support 3, few sheet spring 8 is for carrying the weight of propons hydro pneumatic suspension oil cylinder 1, and forward thrust bar 5 can also limiting horizontal movement amount.
The lower thrust rod 6 of vehicle bridge translation when the below of described back axle hydro pneumatic suspension oil cylinder 2 is provided with for ensureing axle tramp, the top of described back axle hydro pneumatic suspension oil cylinder 2 is provided with the V-arrangement propelling rod 7 of restriction vehicle bridge transverse shifting amount, lower thrust rod 6 and V-arrangement propelling rod 7, vehicle bridge translation can be ensured, ensure vehicle bridge inclination angle and limit vehicle bridge transverse shifting amount, eliminating potential safety hazard during unloading.
As shown in Figure 4; symmetrically arranged Liang Ge buffer limit mechanism 10 is also provided with between described rear hydro pneumatic suspension lower bracket 4 and compartment; each buffer limit mechanism 10 includes bump rubber bearing 101 and bump rubber 102; bump rubber bearing 101 is fixed on rear hydro pneumatic suspension lower bracket 4; and be positioned at the side of oil cylinder; bump rubber 102 is arranged on to be drawn together directly over bump rubber bearing 101, the safe handling of protection hydro pneumatic suspension oil cylinder.
More than show and describe groundwork of the present invention and principal character and advantage of the present invention.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. the gas suspension mechanism for dumping car, it is characterized in that: comprise propons hydro pneumatic suspension oil cylinder (1), back axle hydro pneumatic suspension oil cylinder (2), described propons hydro pneumatic suspension oil cylinder (1) is connected to the rear end of front overhang fixed support (3), the lower end of described back axle hydro pneumatic suspension oil cylinder (2) is fixed on directly over rear hydro pneumatic suspension lower bracket (4), the upper end of described back axle hydro pneumatic suspension oil cylinder (2) is fixedly connected with vehicle frame (9), described propons hydro pneumatic suspension oil cylinder (1) and back axle hydro pneumatic suspension oil cylinder (2) include two symmetrical oil cylinders, two oil cylinders are fixed on corresponding axle housing in from top to bottom splayed, the angle of oil cylinder and vertical direction is 5 °, the side of described front overhang fixed support (3) is provided with the forward thrust bar (5) for tackling vehicle bridge brake torque, the top of described forward thrust bar (5) is also provided with few sheet spring (8), one end of described few sheet spring (8) is connected with front overhang fixed support (3), described few sheet spring (8) is for carrying the weight of propons hydro pneumatic suspension oil cylinder (1), the lower thrust rod (6) of vehicle bridge translation when the below of described back axle hydro pneumatic suspension oil cylinder (2) is provided with for ensureing axle tramp, the top of described back axle hydro pneumatic suspension oil cylinder (2) is provided with the V-arrangement propelling rod (7) of restriction vehicle bridge transverse shifting amount.
2. a kind of gas suspension mechanism for dumping car according to claim 1, it is characterized in that: the oil cylinder in described propons hydro pneumatic suspension oil cylinder (1), back axle hydro pneumatic suspension oil cylinder (2) all utilizes the elastic element of compressibility as suspension of gas, utilizes the resistance to flow of fluid to realize vibration damping.
3. a kind of gas suspension mechanism for dumping car according to claim 1, it is characterized in that: between described rear hydro pneumatic suspension lower bracket (4) and compartment, be also provided with symmetrically arranged Liang Ge buffer limit mechanism (10), each buffer limit mechanism (10) includes bump rubber bearing (101) and bump rubber (102), described bump rubber bearing (101) is fixed on rear hydro pneumatic suspension lower bracket (4), and being positioned at the side of oil cylinder, described bump rubber (102) is arranged on to be drawn together directly over bump rubber bearing (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410640914.4A CN104401196A (en) | 2014-11-14 | 2014-11-14 | Hydro-pneumatic suspension mechanism for dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410640914.4A CN104401196A (en) | 2014-11-14 | 2014-11-14 | Hydro-pneumatic suspension mechanism for dumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104401196A true CN104401196A (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410640914.4A Pending CN104401196A (en) | 2014-11-14 | 2014-11-14 | Hydro-pneumatic suspension mechanism for dumper |
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| CN (1) | CN104401196A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2228426Y (en) * | 1995-05-09 | 1996-06-05 | 李万庆 | Automobile running balancer |
| CN2391763Y (en) * | 1999-08-13 | 2000-08-16 | 何家铭 | Engine direct driven type transport vehicle with intermediately located engine |
| CN201559496U (en) * | 2009-11-17 | 2010-08-25 | 北汽福田汽车股份有限公司 | Automobile suspension |
| CN202541243U (en) * | 2012-05-02 | 2012-11-21 | 中联重科股份有限公司 | Suspension mechanism of vehicle and vehicle with same |
| CN202965872U (en) * | 2012-12-03 | 2013-06-05 | 中联重科股份有限公司 | Construction vehicle |
| CN103612548A (en) * | 2013-12-08 | 2014-03-05 | 武汉天捷重型装备股份有限公司 | Hydro-pneumatic suspension mechanism for engineering vehicle |
| CN203753236U (en) * | 2014-03-07 | 2014-08-06 | 山东蓬翔汽车有限公司 | Wide-body dump truck |
| US20140252707A1 (en) * | 2013-03-07 | 2014-09-11 | Tenneco Automotive Operating Company Inc. | Jounce bumper nose retaining feature for a shock absorber |
| CN204249775U (en) * | 2014-11-14 | 2015-04-08 | 南京徐工汽车制造有限公司 | A kind of gas suspension mechanism for dumping car |
-
2014
- 2014-11-14 CN CN201410640914.4A patent/CN104401196A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2228426Y (en) * | 1995-05-09 | 1996-06-05 | 李万庆 | Automobile running balancer |
| CN2391763Y (en) * | 1999-08-13 | 2000-08-16 | 何家铭 | Engine direct driven type transport vehicle with intermediately located engine |
| CN201559496U (en) * | 2009-11-17 | 2010-08-25 | 北汽福田汽车股份有限公司 | Automobile suspension |
| CN202541243U (en) * | 2012-05-02 | 2012-11-21 | 中联重科股份有限公司 | Suspension mechanism of vehicle and vehicle with same |
| CN202965872U (en) * | 2012-12-03 | 2013-06-05 | 中联重科股份有限公司 | Construction vehicle |
| US20140252707A1 (en) * | 2013-03-07 | 2014-09-11 | Tenneco Automotive Operating Company Inc. | Jounce bumper nose retaining feature for a shock absorber |
| CN103612548A (en) * | 2013-12-08 | 2014-03-05 | 武汉天捷重型装备股份有限公司 | Hydro-pneumatic suspension mechanism for engineering vehicle |
| CN203753236U (en) * | 2014-03-07 | 2014-08-06 | 山东蓬翔汽车有限公司 | Wide-body dump truck |
| CN204249775U (en) * | 2014-11-14 | 2015-04-08 | 南京徐工汽车制造有限公司 | A kind of gas suspension mechanism for dumping car |
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Application publication date: 20150311 |