CN102114759A - Dual-rear axle linkage truck suspension - Google Patents
Dual-rear axle linkage truck suspension Download PDFInfo
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- CN102114759A CN102114759A CN 201110022320 CN201110022320A CN102114759A CN 102114759 A CN102114759 A CN 102114759A CN 201110022320 CN201110022320 CN 201110022320 CN 201110022320 A CN201110022320 A CN 201110022320A CN 102114759 A CN102114759 A CN 102114759A
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Abstract
The invention discloses a dual-rear axle linkage truck suspension which comprises a lifting lug assembly fixedly connected with a frame girder, balance beams, a saddle and an elastomer assembly arranged between the lifting lug assembly and the saddle, wherein the balance beams are respectively connected to two ends of the lifting lug assembly and linked with rear axles. The dual-rear axle linkage truck suspension is characterized in that the saddle is hinged with the balance beams. The invention has the advantages of simple structure, reasonable layout, light weight, no maintenance, good control and smoothness properties of a locomotive, excellent shock resisting effect, and the like. Due to the adoption of the structure that the saddle 5 is hinged with the balance beams 7, a shock absorber between the balance beams and the lifting lug assembly is eliminated to ensure that the structure of the suspension is simpler and more reasonable.
Description
Technical field
The present invention relates to technical field of automobile parts, more particularly, relate to a kind of pair of back axle interlock truck suspension.
Background technology
Existing pair of back axle interlock truck suspension has steel spring formula balance suspension, air bellow balance suspension, rubber shear spring to be fixed on the suspension on the equalizing bar.The truck that adopts steel spring formula balance suspension is when road traveling, the road surface is very big to the impact meeting of automobile, when particularly on the very poor road surface of road conditions, travelling, this impulsive force is bigger, cause the infantile failure of automobile parts, to driving the handling very big influence that has, the damage of road pavement is more serious.And adopt the air bellow balance suspension, really can be fine to truck and ground-surface buffering, but load-carrying capacity is subjected to great restriction again.The bearing capacity of use rubber spring suspension is preferably also arranged at present, Chinese patent CN200910014326.9 discloses a kind of rubber vehicle suspension device with variable rigidity property, vehicle frame is captiveed joint with crossbeam, on vehicle frame, be provided with the connection support, one end of multilayer rubber variable section bump rubber is fixed on the bottom that connects support, the rubber spring support is by being bolted on the carriage, and the two ends of carriage are connected with bridge seat respectively, and bridge seat is fixed on the vehicle bridge.By above setting, increase the truck bearing capacity, be reduced in oscillation frequency under zero load, the full load conditions, but, this technical scheme directly is fixed on the equalizing bar at the rubber spring of fixing two symmetries with V-arrangement on the carriage, make the even load-carrying capacity of rubber shear spring bad, suspension need install the shock attenuation unit vibration damping again additional, thereby material cost is increased.
Summary of the invention
The technical problem to be solved in the present invention is, at the deficiency that above-mentioned prior art exists, provide a kind of simple and reasonable, effectiveness in vibration suppression is good, be suitable for two back axles that heavy haul truck uses truck suspensions that link.
The technical solution used in the present invention is, a kind of pair of back axle interlock truck suspension is provided, comprise and the Shackle assembly of frame beam captive joint, equalizing bar that at both ends respectively is connected an interlock back axle, saddle, the elastomeric components that between Shackle assembly and saddle, is provided with that described saddle and equalizing bar are hinged.
In above-mentioned two back axle interlock truck suspensions, described saddle is hinged with center rubber bushing and equalizing bar.
In above-mentioned two back axle interlock truck suspensions, described elastomeric components comprises rubber shear spring and spring perch, and an end of described rubber shear spring is captiveed joint with Shackle assembly, and the other end of described rubber shear spring is captiveed joint with spring perch.
In above-mentioned two back axle interlock truck suspensions, described elastomeric components also comprises the rubber assist spring.
In above-mentioned two back axle interlock truck suspensions, an end of described rubber assist spring is fastened on the Shackle assembly, and the other end is unsettled above spring perch.
In above-mentioned two back axle interlock truck suspensions, described rubber shear spring comprises two symmetrically arranged rubber shear springs.
In above-mentioned two back axle interlock truck suspensions, described two oblique being arranged between Shackle assembly and spring perch of rubber shear spring V-arrangement.
Compared with prior art, the present invention has the following advantages:
The present invention has handling and ride comfort simple in structure, rationally distributed, in light weight, non-maintaining, locomotive is good, have splendid advantages such as anti seismic efficiency.Though existing rubber suspension and rubber suspension of the present invention have all adopted two oblique rubber shear springs.But rubber suspension of the prior art adopts be the rubber shear spring by spring perch directly and equalizing bar fix, and rubber suspension of the present invention has adopted rubber shear spring and spring perch to fix, spring perch again with saddle fixation, be fixed to together on the rubber bushing of center, link to each other with equalizing bar by the center rubber bushing.On the suspended structure of the present invention principal feature compared with prior art: the present invention is after increasing the center ball pivot, and the saddle of suspension can rotate around the center ball pivot, and the rubber shear spring can evenly be carried, and load obtains mean allocation.Simultaneously because the center rubber bushing adopted the high hardness natural rubber, not only the center ball pivot can before and after, fine motion up and down, the suspension during to the truck load plays certain buffer action.
Description of drawings
Fig. 1 is an of the present invention pair of back axle interlock truck suspension frame structure scheme drawing;
Fig. 2 is that of the present invention pair of back axle interlock truck suspension overlooked the structural representation of direction.
In the accompanying drawing: 1, Shackle assembly 2, rubber assist spring 3, rubber shear spring 4, spring perch 5, saddle 6, center rubber bushing 7, equalizing bar 8, saddle lid
The specific embodiment
Below pass through the specific embodiment, and the invention will be further described in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, truck suspension of the present invention, comprise and truck frame crossbeam bonded assembly Shackle assembly 1, two rubber shear springs 3 and a rubber assist spring 2 are connected on the Shackle assembly 1, two rubber shear springs 3 are connected with spring perch 4 again, be fixed on the saddle 5 by spring perch 4 together, saddle 5 is connected on the center rubber bushing 6 by saddle lid 8.Center rubber bushing 6 connects saddle 5 and equalizing bar 7, and saddle can be rotated in the certain angle scope around the center rubber bushing.At the two ends of equalizing bar 7 are fixing interlock sedan-chairs.Shackle assembly 1 is on the one hand by being bolted on the truck frame crossbeam, captive joint with two oblique rubber shear springs 3 by bolt on the other hand, central bottom bolted connection rubber assist spring 2 at Shackle assembly 1, rubber assist spring 2 is unsettled, its bottom is from top one segment distance of the spring perch 4 of A font, the other end of rubber shear spring 3 also is spring perch 4 captive joints by bolt A font, this connection structure mode makes that rubber assist spring 2, rubber shear spring 3 are dismantled, installation is all very convenient, and maintenance cost descends obviously.
When vehicle ', truck load is passed to Shackle assembly 1 by the truck frame crossbeam, thereby the power on the Shackle assembly 1 is passed to rubber shear spring 3 again and is obtained buffering, and rubber shear spring 3 is compressed under gravity, and rigidity increases, and Shackle assembly 1 highly descends, when rubber shear spring 3 pressurizeds when rubber assist spring 2 contacts with the top plan of spring perch 4, rubber assist spring 2 is the vehicle-mounted lotus of carrier card also, produces new compression stiffness, improves the carrying and the cushioning performance of truck.
The pressure that rubber shear spring 3 and rubber assist spring 2 bear passes on the saddle 5 by the spring perch 4 of A font, and saddle 5 is connected by center rubber bushing 6 hinges with equalizing bar 7, and rubber bushing 6 buffering backs in center are passed to equalizing bar 7 to power.
The saddle 5 that the present invention passes through is connected by center rubber bushing 6 with equalizing bar 7, when running into the rough situation in road surface in the vehicle ' process, 6 uniform distributions of center rubber bushing are passed through on two oblique rubber shear springs to the impact of vehicle bridge in the road surface, make the comformability of suspension stronger, thereby guaranteed the ride comfort of vehicle.Owing to adopted saddle 5 and equalizing bar 7 pivotally attached structures, can the structure of suspension simplified rationally more the cancellation of the shock absorber between equalizing bar and Shackle assembly.
Claims (7)
1. two back axles interlock truck suspension, comprise and the Shackle assembly (1) of frame beam captive joint, equalizing bar (7) that at both ends respectively is connected an interlock back axle, saddle (5), the elastomeric components that between Shackle assembly (1) and saddle (5), is provided with that it is characterized in that: described saddle (5) is hinged with equalizing bar (7).
2. according to claim 1 pair of back axle interlock truck suspension, it is characterized in that: described saddle (5) is hinged with center rubber bushing (6) and equalizing bar (7).
3. according to claim 2 pair of back axle interlock truck suspension, it is characterized in that: described elastomeric components comprises rubber shear spring (3) and spring perch (4), one end of described rubber shear spring (3) is captiveed joint with Shackle assembly (1), and the other end of described rubber shear spring (3) is captiveed joint with spring perch (4).
4. according to claim 3 pair of back axle interlock truck suspension, it is characterized in that: described elastomeric components also comprises rubber assist spring (2).
5. according to claim 4 pair of back axle interlock truck suspension, it is characterized in that: an end of described rubber assist spring (2) is fastened on the Shackle assembly (1), and the other end is unsettled in spring perch (4) top.
6. according to claim 3 or 4 or 5 described pairs of back axles interlock truck suspensions, it is characterized in that: described rubber shear spring (3) comprises two symmetrically arranged rubber shear springs (3).
7. according to claim 6 pair of back axle interlock truck suspension, it is characterized in that: described two rubber shear springs (3) V-arrangement is oblique to be arranged between Shackle assembly (1) and spring perch (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110022320 CN102114759A (en) | 2011-01-20 | 2011-01-20 | Dual-rear axle linkage truck suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110022320 CN102114759A (en) | 2011-01-20 | 2011-01-20 | Dual-rear axle linkage truck suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102114759A true CN102114759A (en) | 2011-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110022320 Pending CN102114759A (en) | 2011-01-20 | 2011-01-20 | Dual-rear axle linkage truck suspension |
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| CN (1) | CN102114759A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175826A (en) * | 2014-08-07 | 2014-12-03 | 中国第一汽车股份有限公司 | Back rubber spring balanced suspension system for heavy-duty dump truck |
| CN104369637A (en) * | 2011-07-08 | 2015-02-25 | 瀚瑞森美国有限责任公司 | Vehicle suspension and improved method of assembly |
| CN105109297A (en) * | 2015-08-31 | 2015-12-02 | 山东安博机械科技股份有限公司 | Novel air suspension for heavy truck |
| CN111452578A (en) * | 2019-01-21 | 2020-07-28 | 北汽福田汽车股份有限公司 | Suspension assembly and crane using same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0021819A1 (en) * | 1979-06-26 | 1981-01-07 | Dunlop Limited | Tandem axle vehicle suspension |
| WO2002074564A1 (en) * | 2001-03-16 | 2002-09-26 | Holland Usa, Inc. | Front steer axle suspension with inclined air springs |
| CN101549624A (en) * | 2009-02-20 | 2009-10-07 | 山东美晨科技股份有限公司 | Rubber vehicle suspension device with variable rigidity property |
| CN201907378U (en) * | 2011-01-19 | 2011-07-27 | 广东富华工程机械制造有限公司 | Truck suspension structure |
| CN201914036U (en) * | 2011-01-20 | 2011-08-03 | 广东富华工程机械制造有限公司 | Double-rear-axle linkage truck suspension |
-
2011
- 2011-01-20 CN CN 201110022320 patent/CN102114759A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0021819A1 (en) * | 1979-06-26 | 1981-01-07 | Dunlop Limited | Tandem axle vehicle suspension |
| WO2002074564A1 (en) * | 2001-03-16 | 2002-09-26 | Holland Usa, Inc. | Front steer axle suspension with inclined air springs |
| CN101549624A (en) * | 2009-02-20 | 2009-10-07 | 山东美晨科技股份有限公司 | Rubber vehicle suspension device with variable rigidity property |
| CN201907378U (en) * | 2011-01-19 | 2011-07-27 | 广东富华工程机械制造有限公司 | Truck suspension structure |
| CN201914036U (en) * | 2011-01-20 | 2011-08-03 | 广东富华工程机械制造有限公司 | Double-rear-axle linkage truck suspension |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104369637A (en) * | 2011-07-08 | 2015-02-25 | 瀚瑞森美国有限责任公司 | Vehicle suspension and improved method of assembly |
| CN104175826A (en) * | 2014-08-07 | 2014-12-03 | 中国第一汽车股份有限公司 | Back rubber spring balanced suspension system for heavy-duty dump truck |
| CN105109297A (en) * | 2015-08-31 | 2015-12-02 | 山东安博机械科技股份有限公司 | Novel air suspension for heavy truck |
| CN105109297B (en) * | 2015-08-31 | 2018-04-27 | 山东安博机械科技股份有限公司 | A kind of Novel heavy-truck air suspension |
| CN111452578A (en) * | 2019-01-21 | 2020-07-28 | 北汽福田汽车股份有限公司 | Suspension assembly and crane using same |
| CN111452578B (en) * | 2019-01-21 | 2022-03-01 | 河北雷萨重型工程机械有限责任公司 | Suspension assembly and crane using same |
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Application publication date: 20110706 |