CN209634206U - Integral air suspension and lorry - Google Patents

Integral air suspension and lorry Download PDF

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Publication number
CN209634206U
CN209634206U CN201920255000.4U CN201920255000U CN209634206U CN 209634206 U CN209634206 U CN 209634206U CN 201920255000 U CN201920255000 U CN 201920255000U CN 209634206 U CN209634206 U CN 209634206U
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China
Prior art keywords
air suspension
support plate
wheel shaft
axle sleeve
integral air
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CN201920255000.4U
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Chinese (zh)
Inventor
方修君
刘路涛
魏得平
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Qingdao Fangzheng Machinery Group Co Ltd
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Qingdao Fangzheng Machinery Group Co Ltd
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Abstract

The utility model discloses a kind of Integral air suspension and lorries.Integral air suspension, including crossbeam, two swing arm units and two air springs, swing arm unit includes connecting bracket, leading arm and wheel shaft mounting base, connecting shaft is provided in connecting bracket, the first end of leading arm is provided with axle sleeve module, axle sleeve module includes axle sleeve, rubber sleeve and support sleeve, the annular groove of a plurality of recess is provided on the outer wall of axle sleeve, the annular protrusion of a plurality of protrusion is formed on the inner wall of rubber sleeve, annular protrusion is located in corresponding annular groove, axle sleeve covers in connecting shaft, the middle part of leading arm is arranged in wheel shaft mounting base, the second end of two leading arms is fixed on respectively in the corresponding end of crossbeam, two air springs are separately fixed in the corresponding end of crossbeam.It realizes the overall weight for reducing Integral air suspension and improves damping performance, to improve the ride performance and comfort of lorry.

Description

Integral air suspension and lorry
Technical field
The utility model relates to automobile technical field more particularly to a kind of Integral air suspensions and lorry.
Background technique
Currently, lorry is widely used in the carrier of cargo, the axle of lorry is usually mounted on by shock-proof suspension On the car body of lorry, lorry in the prior art generallys use the suspension of plate spring structure to install axle, on the one hand needs in vehicle Suspension is installed respectively to assemble axle in the two sides of frame, during assembling axle, needs the corresponding position for adjusting two sides suspension, causes Assembling process is cumbersome, and another aspect multilayer leaf spring causes the overall weight of suspension heavier and the damping performance of leaf spring is poor.How It is technical problem to be solved in the utility model that one kind, which is designed, convenient for assembling and improving the light-weighted suspension of damping performance.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of Integral air suspension and lorries, and realizing reduces The overall weight of Integral air suspension simultaneously improves damping performance, to improve the ride performance and comfort of lorry.
Technical solution provided by the utility model is a kind of Integral air suspension, including crossbeam, two swing arm units and Two air springs, the swing arm unit include connecting bracket, leading arm and wheel shaft mounting base, are provided in the connecting bracket Connecting shaft, the first end of the leading arm are provided with axle sleeve module, and the axle sleeve module includes axle sleeve, rubber sleeve and support It covers, the annular groove of a plurality of recess is provided on the outer wall of the axle sleeve, is formed with a plurality of protrusion on the inner wall of the rubber sleeve Annular protrusion, the annular protrusion is located in the corresponding annular groove, and the axle sleeve covers in the connecting shaft, described The middle part of the leading arm is arranged in wheel shaft mounting base, and the second end of two leading arms is fixed on the crossbeam respectively Corresponding end on, two air springs are separately fixed in the corresponding end of the crossbeam.
Further, the leading arm includes the first support plate and the second support plate, the first end of first support plate Portion is bent to form arcuate structure, and the first end of second support plate is bent to form circular configuration, and the circular configuration is located at In the arcuate structure, the support sleeve is inserted in the circular configuration.
Further, the length of first support plate is greater than the length of second support plate;First support plate Double panel structure is formed with second support plate, the wheel shaft mounting base is fixedly mounted on the double panel structure and close The second end of second support plate.
Further, the crossbeam is overlapped on the second end of first support plate.
Further, the wheel shaft mounting base includes mounting body and U-bolt, and the mounting body is fixed on described lead To the lower part of arm, jack is offered in the mounting body, the U-bolt is inserted in corresponding institute above the leading arm It states in jack.
It further, further include damper, the lower end of the damper is hinged in the mounting body.
The utility model also provides a kind of lorry, including vehicle frame and wheel shaft, further includes above-mentioned Integral air suspension, described The connecting bracket and air spring of Integral air suspension are fixed on the vehicle frame, and it is empty that the wheel shaft is mounted on the integral type In the wheel shaft mounting base of gas suspension.
Compared with prior art, the advantages and positive effects of the utility model are as follows: integral type provided by the utility model is empty Two swing arm units are joined together to form integral structure by crossbeam by gas suspension and lorry, during actual assembled, Crossbeam can guarantee the relative position of two sides swing arm unit, it is only necessary to regulate connecting bracket and air spring and be fixed on vehicle frame On wheel shaft can be accurately installed, fast and easy assembling;In addition, on the one hand can have using air spring as damping element On the other hand the promotion damping performance of effect is capable of the overall weight of air spring gentlier to effectively reduce Integral air suspension Overall weight, realize that the overall weight for reducing Integral air suspension simultaneously improves damping performance, it is flat with the traveling for improving lorry Pliable and comfort.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model Integral air suspension embodiment;
Fig. 2 is the structural schematic diagram of leading arm in the utility model Integral air suspension embodiment;
Fig. 3 is the cross-sectional view of the utility model Integral air suspension embodiment axis set of modules;
Fig. 4 is the use state of the utility model Integral air suspension embodiment with reference to figure.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.
As Figure 1-Figure 4, the present embodiment Integral air suspension, including 1, two swing arm unit 2 of crossbeam and two skies Gas spring 3, swing arm unit 22 include connecting bracket 21, leading arm 22 and wheel shaft mounting base 23, the company of being provided in connecting bracket 21 Spindle 211, the first end of leading arm 22 are provided with axle sleeve module 24, and axle sleeve module 24 includes axle sleeve 241,242 and of rubber sleeve Support sleeve 243 is provided with the annular groove (unmarked) of a plurality of recess, shape on the inner wall of rubber sleeve 242 on the outer wall of axle sleeve 241 At the annular protrusion (unmarked) for having a plurality of protrusion, annular protrusion is located in corresponding annular groove, and 241 sets of axle sleeve in connecting shaft On 211, the middle part of leading arm 22 is arranged in wheel shaft mounting base 23, and the second end of two leading arms 22 is fixed on crossbeam 1 respectively Corresponding end on, two air springs 3 are separately fixed in the corresponding end of crossbeam 1.
Specifically, two swing arm units 2 are joined together to form by the present embodiment Integral air suspension using crossbeam 1 One overall structure, with 100 assembling process of vehicle frame, Integral air suspension is moved integrally to the lower section of vehicle frame 100, then, It is connect after adjusting the position of connecting bracket 21 and air spring 3 with vehicle frame 100, under the connection function of crossbeam 1, so that two pendulum 23 holding position of wheel shaft mounting base in arm component 2 is consistent, conveniently to assemble wheel shaft 200, to improve packaging efficiency.Separately Outside, due to realizing damping using air spring 3, damping performance can be effectively improved, meanwhile, leading arm 22 and connecting bracket The axle sleeve module 24 being arranged between 21, due to being matched between axle sleeve 241 and rubber sleeve 242 by annular protrusion and annular groove Connection is closed, the contact area between axle sleeve 241 and rubber sleeve 242 is increased and improves the connection reliability of the two, it is effectively anti- Only because fatigue generates the phenomenon that mutually removing, also, in lorry steering or in bumpy road driving process, axle sleeve 241 Impact between rubber sleeve 242 avoids excessive local load by annular protrusion and the effective dispersion of annular groove cooperation The stress of generation concentrates the failure by shear to rubber sleeve 242, extends the service life of rubber sleeve 242, improves whole use Performance.Wherein, axle sleeve 241 and support sleeve 243 generally use hard material and are made, such as: stainless steel etc..And air spring 3, cross It can be bolted to connection together between beam 1 and leading arm 22, this will not be repeated here.
Further, leading arm 22 include the first support plate 221 and the second support plate 222, the first of the first support plate 221 End is bent to form arcuate structure, and the first end of the second support plate 222 is bent to form circular configuration, and circular configuration is located at arc In structure, support sleeve 243 is inserted in circular configuration.Specifically, leading arm 22 uses the first support plate 221 and the second support plate 222 are superimposed composition, wherein the length of the first support plate 221 is greater than the length of the second support plate 222;First support plate 221 and second support plate 222 form double panel structure, wheel shaft mounting base 23 is fixedly mounted on double panel structure and close to second The second end of support plate 222, double panel structure can provide enough structural strengths to wheel shaft mounting base 23 and carry out installation wheel Axis 200, and crossbeam 1 is overlapped on the second end of the first support plate 221 to install air spring 3, first of single layer structure Fagging 221 can provide enough resilient support further to install air spring 3.
Further, wheel shaft mounting base 23 includes mounting body 231 and U-bolt 232, and mounting body 231 is fixed on The lower part of leading arm 22, jack is offered in mounting body 231, and U-bolt 232 is inserted in corresponding insert from the top of leading arm 22 Kong Zhong.Specifically, wheel shaft 200 is inserted into the space formed between U-bolt 232 and leading arm 22, installed by nut U-bolt 232 is tightened in the bottom of pedestal 231, so that wheel shaft 200 is mounted on Integral air suspension.Wherein, it installs Pedestal 231 is then bolted on the lower part of leading arm 22.In addition, the present embodiment Integral air suspension further includes damper 4, the lower end of damper 4 is hinged in mounting body 231 by shaft, specifically, damper 4 can play air spring 3 To the effect of auxiliary bumper and absorbing shock, to improve damping performance.
The utility model also provides a kind of lorry, including vehicle frame and wheel shaft, further includes above-mentioned Integral air suspension, one The connecting bracket and air spring of formula air suspension are fixed on vehicle frame, and wheel shaft is mounted on the wheel shaft installation of Integral air suspension On seat.
Compared with prior art, the advantages and positive effects of the utility model are as follows: integral type provided by the utility model is empty Two swing arm units are joined together to form integral structure by crossbeam by gas suspension and lorry, during actual assembled, Crossbeam can guarantee the relative position of two sides swing arm unit, it is only necessary to regulate connecting bracket and air spring and be fixed on vehicle frame On wheel shaft can be accurately installed, fast and easy assembling;In addition, on the one hand can have using air spring as damping element On the other hand the promotion damping performance of effect is capable of the overall weight of air spring gentlier to effectively reduce Integral air suspension Overall weight, realize that the overall weight for reducing Integral air suspension simultaneously improves damping performance, it is flat with the traveling for improving lorry Pliable and comfort.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations; Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement;And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (7)

1. a kind of Integral air suspension, which is characterized in that described including crossbeam, two swing arm units and two air springs Swing arm unit includes connecting bracket, leading arm and wheel shaft mounting base, and connecting shaft, the leading arm are provided in the connecting bracket First end be provided with axle sleeve module, the axle sleeve module includes axle sleeve, rubber sleeve and support sleeve, on the outer wall of the axle sleeve It is provided with the annular groove of a plurality of recess, the annular protrusion of a plurality of protrusion, the annular are formed on the inner wall of the rubber sleeve Protrusion is located in the corresponding annular groove, and the axle sleeve covers in the connecting shaft, and the wheel shaft mounting base is arranged in institute The middle part of leading arm is stated, the second end of two leading arms is fixed on respectively in the corresponding end of the crossbeam, two institutes Air spring is stated to be separately fixed in the corresponding end of the crossbeam.
2. Integral air suspension according to claim 1, which is characterized in that the leading arm include the first support plate and Second support plate, the first end of first support plate are bent to form arcuate structure, the first end of second support plate It is bent to form circular configuration, the circular configuration is located in the arcuate structure, and the support sleeve is inserted in the circular configuration.
3. Integral air suspension according to claim 2, which is characterized in that the length of first support plate is greater than institute State the length of the second support plate;First support plate and second support plate form double panel structure, the wheel shaft installation Seat is fixedly mounted on the second end on the double panel structure and close to second support plate.
4. Integral air suspension according to claim 2, which is characterized in that the crossbeam is overlapped on first support On the second end of plate.
5. Integral air suspension according to claim 1, which is characterized in that the wheel shaft mounting base includes mounting body And U-bolt, the mounting body are fixed on the lower part of the leading arm, and jack is offered in the mounting body, it is described U-shaped Bolt above the leading arm from being inserted in the corresponding jack.
6. Integral air suspension according to claim 5, which is characterized in that it further include damper, the damper Lower end is hinged in the mounting body.
7. a kind of lorry, including vehicle frame and wheel shaft, which is characterized in that further include the integral type as described in claim 1-6 is any Air suspension, the connecting bracket and air spring of the Integral air suspension are fixed on the vehicle frame, the wheel shaft installation In the wheel shaft mounting base of the Integral air suspension.
CN201920255000.4U 2019-02-28 2019-02-28 Integral air suspension and lorry Active CN209634206U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920255000.4U CN209634206U (en) 2019-02-28 2019-02-28 Integral air suspension and lorry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920255000.4U CN209634206U (en) 2019-02-28 2019-02-28 Integral air suspension and lorry

Publications (1)

Publication Number Publication Date
CN209634206U true CN209634206U (en) 2019-11-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920255000.4U Active CN209634206U (en) 2019-02-28 2019-02-28 Integral air suspension and lorry

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111660724A (en) * 2020-06-10 2020-09-15 安徽爱瑞特新能源专用汽车股份有限公司 Front axle damping device for unmanned sweeping vehicle
KR20210157788A (en) * 2020-06-22 2021-12-29 주식회사 엠티이엔지 Wheel base control device
CN115217879A (en) * 2022-07-29 2022-10-21 重庆长安汽车股份有限公司 Rear swing arm structure for expanding volume of air spring and assembly method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111660724A (en) * 2020-06-10 2020-09-15 安徽爱瑞特新能源专用汽车股份有限公司 Front axle damping device for unmanned sweeping vehicle
KR20210157788A (en) * 2020-06-22 2021-12-29 주식회사 엠티이엔지 Wheel base control device
KR102382844B1 (en) * 2020-06-22 2022-04-05 주식회사 엠티이엔지 Wheel base control device
CN115217879A (en) * 2022-07-29 2022-10-21 重庆长安汽车股份有限公司 Rear swing arm structure for expanding volume of air spring and assembly method

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