CN102815180A - Shaft lifting device for leaf springs suspension - Google Patents
Shaft lifting device for leaf springs suspension Download PDFInfo
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- CN102815180A CN102815180A CN2012102784029A CN201210278402A CN102815180A CN 102815180 A CN102815180 A CN 102815180A CN 2012102784029 A CN2012102784029 A CN 2012102784029A CN 201210278402 A CN201210278402 A CN 201210278402A CN 102815180 A CN102815180 A CN 102815180A
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- axletree
- air bag
- shaft
- bont
- fixed
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Abstract
The invention relates to the technical field of the shaft lifting mechanism of automobiles, in particular to a shaft lifting device for leaf springs suspension. The shaft lifting mechanism comprises a frame, a shaft and leaf suspension mechanisms fixedly connected with two ends of the shaft, respectively. The shaft lifting mechanisms are fixedly connected with the upper part of the shaft and the middle of the frame. The shaft lifting mechanism includes a fixed beam, the two ends of which are fixedly connected with the frame, respectively; an airbag which is arranged on the fixed beam and which is chargeable and dischargeable; and a movable beam. The airbag is arranged between the fixed beam and the movable beam, the two ends of the movable beam are connected with lifting components, respectively, and the shaft is arranged on the lifting components. The shaft is lifted up and down by the charge and discharge of the airbag of the shaft lifting mechanism, and the lift-up and lift-down of the shaft is achieved by the device. The loads are distributed rationally, the oil consumption is reduced, and the wear of tires is reduced. Furthermore, the device has the advantages of simple structure, firmness, high strength, long service life, and low manufacture cost.
Description
Technical field
The present invention relates to the axletree lift system technical field of automobile, particularly relate to a kind of axletree bont of BF.
Background technology
What the axletree lift system of the automobile of prior art adopted mostly is the PS Pneumatic Suspension that can promote, and when the vehicle heavy duty, the axletree that can promote is put down; When the vehicle underloading, the axletree that can promote is raised, the reasonable distribution axle load; Reduce oil consumption, reduce Tyte Wear, not only cost is higher but can promote PS Pneumatic Suspension; And more fragile, and the maintenance maintenance expense is higher, has increased the manufacturing cost and use cost of vehicle greatly.Adopt the vehicle of BF,, can not realize the lifting of axletree, can't realize the reasonable distribution load on axle journals, reduce oil consumption, reduce the requirement of wear on tyres though cost is lower.
Summary of the invention
The objective of the invention is to avoid weak point of the prior art and provide a kind of axletree of realizing to promote and put down, simultaneously the axletree lift system of the BF of lower, the sound construction of cost, long service life.
The object of the invention is realized through following technical scheme:
A kind of axletree bont of BF; Comprise vehicle frame, axletree and be fixed in the steel plate hitch at axletree two ends respectively; The top of said axletree and the middle part that is positioned at said vehicle frame are connected with the axletree lift system; Said axletree lift system comprises that two ends are fixed in the fixed beam of vehicle frame respectively, are arranged at air bag that puts on the air and exit and portable beam on the fixed beam; Said air bag is arranged between said fixed beam and the portable beam, and said portable beam two ends are affixed lifting part respectively, and said axletree is arranged at said lifting part.
Further, the lifting part is a clevis bolt, and the open end of said clevis bolt is fixed in said portable beam through nut, and said axletree is horizontally placed on the U-shaped bottom of said clevis bolt.
Further, be provided with the air bag upper mounted plate between air bag and the said portable beam, be provided with the air bag bottom plate between said air bag and the said fixed beam.
Further, the fixed beam two ends are affixed through connecting panel and said vehicle frame respectively.
Further, the top at fixed beam two ends is respectively equipped with guide rail longitudinally, said portable beam two ends respectively with said guide rail bearing fit.
Further, be provided with the reinforcement flap between the upper surface of the sidepiece of portable beam and said air bag.
Further, be provided with the reinforcement gusset between the lower surface of the sidepiece of fixed beam and said air bag.
Further, portable beam and fixed beam are channel-section steel.
Further, air bag is a disc air bag.
Beneficial effect of the present invention:
The axletree bont of a kind of BF of the present invention; Rely on the inflation of the air bag of axletree lift system to promote and put down axletree with venting, when airbag aeration, portable beam is by air bag jack-up; Portable beam drives and promotes upwards lifting of part, and the lifting part drives axletree and upwards promotes; When air bag deflation, portable beam descends thereupon, drives to promote part decline; Then drive axletree and move downward, this device has been realized the lifting of axletree and has been put down reasonable distribution load; Reduced oil consumption, reduced Tyte Wear, and it is simple in structure, firm, intensity is high; Long service life, manufacturing cost is lower.
Description of drawings
Utilize accompanying drawing that the present invention is further specified, but the content in the accompanying drawing does not constitute any restriction of the present invention.
Fig. 1 is the structural representation of the lift system of the embodiment of the invention 1;
Fig. 2 is the lift mechanism lifts view of the embodiment of the invention 1;
Fig. 3 is the lift system down state scheme drawing of the embodiment of the invention 1;
Fig. 4 is the scheme drawing of the lift system down state of the embodiment of the invention 2;
Fig. 5 is the scheme drawing of the lift mechanism lifts state of the embodiment of the invention 2.
In Fig. 1 to Fig. 5, include:
100---vehicle frame;
200---axletree;
300---the steel plate hitch;
400---the axletree lift system;
410---fixed beam; 411---strengthen gusset; 412---connecting panel;
420---air bag; 421---the air bag upper mounted plate; 422---the air bag bottom plate;
430---portable beam; 431---strengthen flap;
440---promote part; 441---nut;
450---guide rail.
The specific embodiment
In conjunction with following examples the present invention is described further.
Embodiment 1
The axletree bont of a kind of BF of the present invention; Extremely shown in Figure 3 like Fig. 1; Comprise vehicle frame 100, axletree 200 and be fixed in the steel plate hitch 300 at axletree 200 two ends respectively; The top of axletree 200 and the middle part that is positioned at vehicle frame 100 are connected with axletree lift system 400, and axletree lift system 400 comprises that two ends are fixed in the fixed beam 410 of vehicle frame 100 respectively, are arranged at air bag that puts on the air and exit 420 and portable beam 430 on the fixed beam 410, and air bag 420 is arranged between fixed beam 410 and the portable beam 430; Portable beam 430 two ends are affixed lifting part 440 respectively, and axletree 200 is arranged at and promotes part 440.
This device relies on the inflation of the air bag 420 of axletree lift system 400 to promote and put down axletree 200 with venting, and simple in structure, firm and durable, manufacturing cost and use cost are all lower.
Concrete, as shown in Figure 3, when the vehicle heavy duty, axletree 200 need put down, and with air bag 420 venting of axletree lift system 400, portable beam 430 descends thereupon, drives lifting part 440 and descends, and drives axletree 200 then and moves downward, and realizes putting down of axletree 200; As shown in Figure 2, when the vehicle underloading, axletree 200 need be mentioned, and with air bag 420 inflations of axletree lift system 400, portable beam 430 rises thereupon, drives and promotes part 440 risings, drives axletree 200 upward movements then, realizes the lifting of axletree 200.This device has been realized the lifting of axletree 200 and has put down that reasonable distribution load under different load-carrying situation has reduced oil consumption, has reduced Tyte Wear.
As shown in Figure 1, be provided with air bag upper mounted plate 421 between air bag 420 and the portable beam 430, be provided with air bag bottom plate 422 between air bag 420 and the fixed beam 410.Air bag upper mounted plate 421 is convenient to air bag 420 and is connected with fixed beam 410 with portable beam 430 respectively in the middle of with air bag bottom plate 422 air bag 420 being fixed in, and makes axletree lift system 400 good integrity, and is sturdy and durable.
Fixed beam 410 two ends are affixed through connecting panel 412 and vehicle frame 100 respectively.Be convenient to axletree lift system 400 and vehicle frame 100 assemblings, be convenient to the dismounting maintenance.
Promoting part 440 is clevis bolt, and the open end of clevis bolt is fixed in portable beam 430 through nut 441, and axletree 200 is horizontally placed on the U-shaped bottom of clevis bolt.Simple in structure, connect firmly, be convenient to installation and maintenance and dismounting maintenance.
As shown in Figure 1, be provided with between the upper surface of the sidepiece of portable beam 430 and air bag 420 and strengthen flap 431.Strengthen air bag 420 and portable beam 430 bonded assembly fastnesses, make this device whole sturdy and durable.
As shown in Figure 1, be provided with between the lower surface of the sidepiece of fixed beam 410 and air bag 420 and strengthen gusset 411.Strengthening air bag 420 and fixed beam 410 bonded assembly fastnesses, is that this device is whole sturdy and durable.
Embodiment 2
The main technical schemes of present embodiment is identical with embodiment 1, and unaccounted characteristic adopts the explanation among the embodiment 1 in the present embodiment, no longer gives unnecessary details at this.The difference of present embodiment and embodiment 1 is:
Like Fig. 4, shown in Figure 5, the top at fixed beam 410 two ends is respectively equipped with guide rail 450 longitudinally, portable beam 430 two ends respectively with guide rail 450 bearing fits.When air bag 420 inflations are perhaps exitted; Portable beam 430 moves up and down with air bag 420, and at this moment, portable beam 430 two ends move up or down along guide rail 450; The setting of this structure makes the globality of axletree lift system 400 better; When portable beam 430 moves up and down, can deviation position, cause to promote part 440 and receive unnecessary torsion.
What should explain at last is: more than be merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the axletree bont of a BF; Comprise vehicle frame, axletree and be fixed in the steel plate hitch at axletree two ends respectively; It is characterized in that: the top of said axletree and the middle part that is positioned at said vehicle frame are connected with the axletree lift system; Said axletree lift system comprises that two ends are fixed in the fixed beam of vehicle frame respectively, are arranged at air bag that puts on the air and exit and portable beam on the fixed beam; Said air bag is arranged between said fixed beam and the portable beam, and said portable beam two ends are affixed lifting part respectively, and said axletree is arranged at said lifting part.
2. the axletree bont of a kind of BF according to claim 1; It is characterized in that: said lifting part is a clevis bolt; The open end of said clevis bolt is fixed in said portable beam through nut, and said axletree is horizontally placed on the U-shaped bottom of said clevis bolt.
3. the axletree bont of a kind of BF according to claim 1 is characterized in that: be provided with the air bag upper mounted plate between said air bag and the said portable beam, be provided with the air bag bottom plate between said air bag and the said fixed beam.
4. the axletree bont of a kind of BF according to claim 1 is characterized in that: said fixed beam two ends are affixed through connecting panel and said vehicle frame respectively.
5. according to the axletree bont of any described a kind of BF of claim 1 to 4, it is characterized in that: the top at said fixed beam two ends is respectively equipped with guide rail longitudinally, said portable beam two ends respectively with said guide rail bearing fit.
6. the axletree bont of a kind of BF according to claim 1 is characterized in that: be provided with the reinforcement flap between the sidepiece of said portable beam and the upper surface of said air bag.
7. the axletree bont of a kind of BF according to claim 1 is characterized in that: be provided with the reinforcement gusset between the sidepiece of said fixed beam and the lower surface of said air bag.
8. the axletree bont of a kind of BF according to claim 1, it is characterized in that: said portable beam and fixed beam are channel-section steel.
9. the axletree bont of a kind of BF according to claim 1, it is characterized in that: said air bag is a disc air bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102784029A CN102815180A (en) | 2012-08-07 | 2012-08-07 | Shaft lifting device for leaf springs suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102784029A CN102815180A (en) | 2012-08-07 | 2012-08-07 | Shaft lifting device for leaf springs suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102815180A true CN102815180A (en) | 2012-12-12 |
Family
ID=47299766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102784029A Pending CN102815180A (en) | 2012-08-07 | 2012-08-07 | Shaft lifting device for leaf springs suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102815180A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015067104A1 (en) * | 2013-11-05 | 2015-05-14 | 北汽福田汽车股份有限公司 | Leaf spring suspension system with air bag lifting axle structure and vehicle having same |
| CN105564533A (en) * | 2016-01-27 | 2016-05-11 | 赵永胜 | Independent axle lifting device and method |
| CN110539589A (en) * | 2019-10-11 | 2019-12-06 | 青岛欧美亚橡胶工业有限公司 | middle-mounted axle lifting device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01218911A (en) * | 1988-02-29 | 1989-09-01 | Kayaba Ind Co Ltd | Air suspension control device |
| DE4200200A1 (en) * | 1991-07-18 | 1993-01-21 | Bouza Manuel Pineiro | Lifting device for vehicle axle - has airbag, with metal end plates, and bar, fastened to chain with holder for axle |
| CN201205856Y (en) * | 2008-03-20 | 2009-03-11 | 上海科曼车辆部件系统有限公司 | Single swing arm air suspension structure for semi-trailer with high platform |
| CN201333911Y (en) * | 2008-02-01 | 2009-10-28 | 湖北大力专用汽车制造有限公司 | Semi-trailer walking mechanism with air floating bridge |
| CN201745405U (en) * | 2010-07-26 | 2011-02-16 | 河北万众汽车零部件制造有限公司 | Air suspension of lift bridge |
| CN202827032U (en) * | 2012-08-07 | 2013-03-27 | 东莞市永强汽车制造有限公司 | Axle lifting appliance suspended by plate springs |
-
2012
- 2012-08-07 CN CN2012102784029A patent/CN102815180A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01218911A (en) * | 1988-02-29 | 1989-09-01 | Kayaba Ind Co Ltd | Air suspension control device |
| DE4200200A1 (en) * | 1991-07-18 | 1993-01-21 | Bouza Manuel Pineiro | Lifting device for vehicle axle - has airbag, with metal end plates, and bar, fastened to chain with holder for axle |
| CN201333911Y (en) * | 2008-02-01 | 2009-10-28 | 湖北大力专用汽车制造有限公司 | Semi-trailer walking mechanism with air floating bridge |
| CN201205856Y (en) * | 2008-03-20 | 2009-03-11 | 上海科曼车辆部件系统有限公司 | Single swing arm air suspension structure for semi-trailer with high platform |
| CN201745405U (en) * | 2010-07-26 | 2011-02-16 | 河北万众汽车零部件制造有限公司 | Air suspension of lift bridge |
| CN202827032U (en) * | 2012-08-07 | 2013-03-27 | 东莞市永强汽车制造有限公司 | Axle lifting appliance suspended by plate springs |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015067104A1 (en) * | 2013-11-05 | 2015-05-14 | 北汽福田汽车股份有限公司 | Leaf spring suspension system with air bag lifting axle structure and vehicle having same |
| CN105564533A (en) * | 2016-01-27 | 2016-05-11 | 赵永胜 | Independent axle lifting device and method |
| CN110539589A (en) * | 2019-10-11 | 2019-12-06 | 青岛欧美亚橡胶工业有限公司 | middle-mounted axle lifting device |
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| PB01 | Publication | ||
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Application publication date: 20121212 |