CN104443071A - Cab suspension connecting structure and wheel crane - Google Patents
Cab suspension connecting structure and wheel crane Download PDFInfo
- Publication number
- CN104443071A CN104443071A CN201410667371.5A CN201410667371A CN104443071A CN 104443071 A CN104443071 A CN 104443071A CN 201410667371 A CN201410667371 A CN 201410667371A CN 104443071 A CN104443071 A CN 104443071A
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- Prior art keywords
- suspension
- cab
- air bellow
- compartment
- operator
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- 239000000725 suspension Substances 0.000 title claims abstract description 159
- 238000010073 coating (rubber) Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 8
- 230000005284 excitation Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 abstract 2
- 238000013016 damping Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/08—Superstructures for load-carrying vehicles comprising adjustable means
- B62D33/10—Superstructures for load-carrying vehicles comprising adjustable means comprising means for the suspension of the superstructure on the frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/52—Details of compartments for driving engines or motors or of operator's stands or cabins
- B66C13/54—Operator's stands or cabins
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to a cab suspension connecting structure and a wheel crane. The cab suspension connecting structure comprises a front suspension and a rear suspension, air springs are arranged at a left suspending point and a right suspending point of the front suspension so that a crane frame and a cab can be connected, and air springs are arranged at a left suspending point and a right suspending point of the rear suspension so that the crane frame and the cab can be connected. Buffering vibration attenuation elements suspended at the four points of the suspensions of the cab are optimized and improved, the air springs with good nonlinear characteristics are matched to serve as buffering vibration attenuation elements of the cab, random vibration from road surfaces can be absorbed effectively, the vibration amplitude is restrained, and resonance is avoided. Besides, in the cab vibration process, random road surface excitation with a wider frequency band can be absorbed due to rigidity changes of the air springs, and therefore riding comfort of a driver is improved, and dynamic loads of the points of the suspensions of the cab are reduced.
Description
Technical field
The present invention relates to engineering machinery field, particularly relate to a kind of cab suspension connection structure and wheel crane.
Background technology
Travelling comfort is one of main performance index of modern vehicle.Along with the application of current technology is goed deep into, engineering machinery vehicle has been made significant headway in the research of cab suspension technical elements, and its traveling comfort driven there has also been very large lifting.Wheel crane has the advantages such as movability is strong, transition work is convenient, and during long distance transition operation, increasing user takes advantage of the traveling comfort driven to have higher requirement to operator's compartment.
Traditional operator's compartment substantially all adopts fixed type suspension to be connected with vehicle frame, and namely four suspensions all adopt rubber damper as support and insulator.Rubber cushion blocks structure is simple, and cost is low, but its rigidity is comparatively large, and be out of shape little, damped vibration is poor, and therefore, adopt the rigidity of the suspension of Rubber shock-absorbing pad comparatively large, vibration isolating effect is not good.
As shown in Figure 1 and Figure 2, at present, the operator's compartment of wheel crane also has employing front suspension to be fixed type suspension, rear suspension is the semi-floating suspension of floated suspension, be specially: the damping element of left and right two suspension point of the front suspension of operator's compartment 1 ' adopts rubber cushion blocks 4 ', rubber cushion blocks 4 ' is placed directly on vehicle frame 2 ', and vehicle frame 2 ' and operator's compartment 1 ' are fixed together through its centre hole by tie bolt; The damping element of left and right two suspension point of the rear suspension of operator's compartment 1 ' adopts coil spring 2 ', and the base connecting panel of coil spring 2 ' is directly connected with vehicle frame 2 ', and the upper end connecting panel of coil spring 2 ' is directly connected with operator's compartment 1 '.
There is following problem in the arrangement of above-mentioned cab suspension:
1) the rubber cushion blocks rigidity that about front suspension, two suspension point use is comparatively large, and damped vibration ability is poor, and effectiveness in vibration suppression is not good;
2) coil spring that about rear suspension, two suspension point use need with in scope at it, and rigidity is certain value, can only possess good effectiveness in vibration suppression, can not meet the vibration damping of complex road condition to the vibration in a fixed frequency section.
Summary of the invention
The object of the invention is to propose a kind of cab suspension connection structure and wheel crane, its rigidity is adjustable, and cushioning performance is stronger.
For achieving the above object, the invention provides a kind of cab suspension connection structure, it comprises front suspension and rear suspension, vehicle frame is all connected with operator's compartment by arranging air bellow by two, the left and right suspension point of described front suspension, and vehicle frame is also all connected with operator's compartment by arranging air bellow by two, the left and right suspension point of described rear suspension.
Preferably or in embodiment, between the suspension point of two, the left and right of described front suspension, lateral stability pull bar is provided with one.
One preferably or in embodiment, the air bellow arranged in left and right two suspension point of described front suspension, the longeron of its upper end mounting plane and operator's compartment is adopted and is bolted connection, and the suspension support structure of its floor installation plane and vehicle frame side is adopted and is bolted connection.
One preferably or in embodiment, the air bellow arranged in left and right two suspension point of described rear suspension, the crossbeam of its upper end mounting plane and operator's compartment is adopted and is bolted connection, and the direct and vehicle frame of its floor installation plane is adopted and is bolted connection.
One preferably or in embodiment, in the position of two suspension point in left and right of described front suspension, and the position of two suspension point in left and right of described rear suspension, be provided with a set of bob stop gear.
One preferably or in embodiment, the bob stop gear arranged in the position of two suspension point in left and right of described front suspension comprises the limiting bracket be hinged on described front suspension, one end of described limiting bracket is connected with the support of air bellow, described limiting bracket is provided with on first near one end of air bellow and jumps limiting stopper, and the other end of described limiting bracket is provided with first time and jumps limiting stopper.
One preferably or in embodiment, the bob stop gear that the position of two suspension point in left and right of suspension is arranged in the rear comprises spacing framework, upper end and the described rear suspension of described spacing framework are fixed, limiting stopper is jumped as second time in the upper end of described spacing framework, limiting stopper is jumped in the lower end of described spacing framework on second, bearing pin is equipped with in described spacing framework, described bearing pin can relative to described spacing framework up-and-down movement, the both sides of described bearing pin are arranged on the bracing frame of air bellow side, and described bearing pin can also be provided with rubber coating.
For achieving the above object, the invention provides a kind of wheel crane, it comprises the cab suspension connection structure in above-mentioned any embodiment.
Based on technique scheme, the present invention at least has following beneficial effect:
The present invention is to the buffer shock-absorbing element Optimal improvements of cab suspension four point suspension, coupling has the buffer shock-absorbing element of air bellow as operator's compartment of excellent nonlinear characteristic, can absorb from the random vibration on road surface by actv., restriction amplitude, avoid resonance, and in cab vibration process, the random road excitation that the stiffness variation energy absorption band of air bellow is wider, thus improve the travelling comfort of chaufeur, reduce the live load of cab suspension point.
Preferably or in embodiment one, between the left and right suspension point of front suspension, increase lateral stability pull bar, anti-rolling capability and the collision performance of operator's compartment can be promoted.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of cab suspension connection structure in prior art;
Fig. 2 is the schematic top plan view of cab suspension connection structure in prior art;
Fig. 3 is the schematic diagram of cab suspension connection structure provided by the invention;
Fig. 4 is the schematic top plan view of cab suspension connection structure provided by the invention;
Fig. 5 is the schematic diagram of the front suspension bob stop gear in cab suspension connection structure provided by the invention;
Fig. 6 (a) is the schematic diagram of the rear suspension bob stop gear in cab suspension connection structure provided by the invention;
The A-A schematic diagram that Fig. 6 (b) is Fig. 6 (a).
In accompanying drawing:
1-operator's compartment; 2-vehicle frame; 3-air bellow; 4-lateral stability pull bar; 5-limiting bracket; 6-first jumps limiting stopper; 7-jumps limiting stopper first time; 8-jumps limiting stopper second time; 9-second jumps limiting stopper; 10-bearing pin; 11-bracing frame; The spacing framework of 12-; 13-rubber coating.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiment is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limiting the scope of the invention can not be interpreted as.
First the technical term related in the present invention is made an explanation.
Air bellow: be filled with pressurized air in flexible encapsulated container, utilizes the counter-force of rubber pneumatic bag compressed air inside as a kind of elastic element of elastic restoring force, has excellent elastic behavior, can significantly improve ride comfort.
Cab suspension: refer to realize operator's compartment and vehicle frame is fixed, realizes the whole system device supporting operator's compartment and damped vibration function.It is the vitals connecting operator's compartment and vehicle frame, and its main composition parts comprise elastic parts and damping assembly.
Elastic parts refers to the parts playing main support and buffer action in suspension.
Damping assembly refers to provides dumping force, plays the parts of damped vibration effect, as cylinder type damper in suspension.
Wheel crane has the advantages such as movability is strong, transition work is convenient, and during long distance transition operation, operator's compartment takes advantage of the traveling comfort driven to be the key factor affecting driver fatigue.The present invention is in conjunction with the Chassis character of wheel crane, provide a kind of cab suspension connection structure, its be 4 floated, namely in the left and right suspension point of front suspension and the left and right suspension point of rear suspension, four point suspension all adopts air bellow as the buffer shock-absorbing element of operator's compartment.
Detailed protocol of the present invention is described below:
As in Fig. 3, Fig. 4, in the illustrative examples of cab suspension connection structure provided by the invention, vehicle frame 2 is all connected with operator's compartment 1 by arranging air bellow 3 by two, the left and right suspension point of the front suspension of operator's compartment 1, and vehicle frame 2 is also all connected with operator's compartment 1 by arranging air bellow 3 by two, the left and right suspension point of the rear suspension of operator's compartment 1.Two, the left and right suspension point of the front suspension of operator's compartment 1 and two, the left and right suspension point of rear suspension all adopt air bellow 3 as damping element, can absorb from the random vibration on road surface by actv., restriction amplitude, avoid resonance, and in operator's compartment 1 vibration processes, the random road excitation that the stiffness variation energy absorption band of air bellow 3 is wider, thus improve the travelling comfort of chaufeur, reduce the dynamic load of operator's compartment 1 suspension point.
In above-mentioned illustrative examples, the base connecting panel of air bellow 3 can directly be connected with vehicle frame 2, and the upper end connecting panel of air bellow 3 can directly be connected with the crossbeam of operator's compartment 1 or longeron.
Further, the air bellow 3 arranged in left and right two suspension point of front suspension, the longeron of its upper end mounting plane and operator's compartment 1 is adopted and is bolted connection, and the suspension support structure of its floor installation plane and vehicle frame 2 side is adopted and is bolted connection.
Further, the air bellow 3 arranged in left and right two suspension point of rear suspension, the crossbeam of its upper end mounting plane and operator's compartment 1 is adopted and is bolted connection, its floor installation plane directly and vehicle frame 2 adopt and be bolted connection.
In above-mentioned illustrative examples, air bellow 3 desired gas can from chassis gas circuit system, and the rigidity of air bellow 3 can be mated according to overall performance, and stiffness tuning realizes by regulating the pressure of gas circuit.
In the illustrative examples of cab suspension connection structure provided by the invention, be provided with lateral stability pull bar 4 between left and right two suspension point of the front suspension of operator's compartment 1, the anti-rolling capability of operator's compartment 1 can be strengthened by lateral stability pull bar 4.The two ends of lateral stability pull bar 4 all connect the support of the air bellow 3 on front suspension.
In the illustrative examples of cab suspension connection structure provided by the invention, the position of two, the left and right suspension point of front suspension and two suspension point in left and right of rear suspension, a set of bob stop gear all can be set, the over-large displacement produced in restriction operator's compartment 1 hopping process.
As shown in Figure 5, in the illustrative examples of cab suspension connection structure provided by the invention, the bob stop gear that two, the left and right suspension point of front suspension is arranged can comprise by the limiting bracket 5 of hinge on front suspension, one end of limiting bracket 5 is connected with the support of the air bellow 3 of front suspension position, and the end that limiting bracket 5 is connected with the support of air bellow 3 is provided with on first and jumps limiting stopper 6, the other end of limiting bracket 5 is provided with first time and jumps limiting stopper 7.
When vehicle travels, vibrational excitation is delivered to vehicle frame 2 by tire, is delivered to operator's compartment 1 by vehicle frame 2 through front suspension and rear suspension.When vehicle frame 2 is jumped, pressurized air spring 3, the support of air bellow 3 drives on one end of limiting bracket 5 being provided with and jumping limiting stopper 6 on first and jumps, and now jumps limiting stopper 6 on first and touches with front suspension, jump limiting stopper 6 and play position-limiting action on first; When vehicle frame is jumped for 2 times, air bellow 3 is stretched, and the support of air bellow 3 is jumped under driving and limiting bracket 5 being provided with the one end of jumping limiting stopper 6 on first, jumps for first time on limiting stopper 7 simultaneously and jumps, touch with front suspension, jump limiting stopper 7 first time and play position-limiting action.
As Fig. 6 (a), shown in Fig. 6 (b), in the illustrative examples of cab suspension connection structure provided by the invention, the bob stop gear that two, the left and right suspension point of rear suspension is arranged can comprise spacing framework 12, the upper end of spacing framework 12 is welded with rear suspension, limiting stopper 8 is jumped as second time in the upper end of spacing framework 12, limiting stopper 9 is jumped in the lower end of spacing framework 12 on second, bearing pin 10 is equipped with in spacing framework 2, bearing pin 10 can relative to spacing framework 12 up-and-down movement, the both sides of bearing pin 10 are arranged on the bracing frame 11 of air bellow 3 side of rear suspension position, bearing pin 10 can also be provided with rubber coating 13.
When vehicle travels, vibrational excitation is delivered to vehicle frame 2 by tire, is delivered to operator's compartment 1 by vehicle frame 2 through front suspension and rear suspension.When vehicle frame 2 is jumped, pressurized air spring 3, the bracing frame 11 of air bellow 3 side moves down, and makes that rubber coating on bearing pin 10 13 and second jump limiting stopper 9 and touches, jump limiting stopper 9 position-limiting actions on second; When vehicle frame is jumped for 2 times, air bellow 3 is stretched, and the bracing frame 11 of air bellow 3 side moves, and makes the rubber coating 13 on bearing pin 10 and jump limiting stopper 8 for second time to touch, and jumps limiting stopper 8 position-limiting actions second time.
By the description of each embodiment above-mentioned, 4 floated cab suspension connection structures proposed by the invention can be derived, at least have the following advantages:
1) two, the left and right suspension point of front suspension and two, the left and right suspension point of rear suspension all have employed the air bellow 3 with excellent nonlinear characteristic, as the vibration reduction and cushioning element of cab suspension, can absorb from the random vibration on road surface by actv., restriction amplitude, avoid resonance, and in operator's compartment 1 vibration processes, the random road excitation that the stiffness variation energy absorption band of air bellow 3 is wider, thus improve the travelling comfort of chaufeur, reduce the live load of operator's compartment 1 suspension point.
2) initial stiffness of air bellow 3 regulates by regulating inflation pressure, achieves the ACTIVE CONTROL of cab suspension damping element rigidity, stronger for different model host matching comformability.
3) position at four suspension point places is provided with bob stop gear, limits the over-large displacement that operator's compartment 1 produces in hopping process.
4) increase lateral stability pull bar 4 between the left and right suspension point of front suspension, improve the lateral rigidity of operator's compartment 1, enhance the anti-rolling capability of operator's compartment 1.
In describing the invention; it will be appreciated that; the word such as " first ", " second " is used to limit parts; be only used to be convenient to distinguish above-mentioned parts; as there is no Stated otherwise; above-mentioned word does not have particular meaning, therefore can not be interpreted as limiting the scope of the invention.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (8)
1. a cab suspension connection structure, comprise front suspension and rear suspension, it is characterized in that: vehicle frame (2) is all connected with operator's compartment (1) by arranging air bellow (3) by two, the left and right suspension point of described front suspension, vehicle frame (2) is also all connected with operator's compartment (1) by arranging air bellow (3) by two, the left and right suspension point of described rear suspension.
2. cab suspension connection structure as claimed in claim 1, is characterized in that: between the suspension point of two, the left and right of described front suspension, be provided with lateral stability pull bar (4).
3. cab suspension connection structure as claimed in claim 1, it is characterized in that: the air bellow (3) arranged in left and right two suspension point of described front suspension, the longeron of its upper end mounting plane and operator's compartment (1) is adopted and is bolted connection, and the suspension support structure of its floor installation plane and vehicle frame (2) side is adopted and is bolted connection.
4. cab suspension connection structure as claimed in claim 1, it is characterized in that: the air bellow (3) arranged in left and right two suspension point of described rear suspension, the crossbeam of its upper end mounting plane and operator's compartment (1) is adopted and is bolted connection, its floor installation plane directly and vehicle frame (2) adopt and be bolted connection.
5. the cab suspension connection structure as described in any one of claim 1-4, it is characterized in that: in the position of two suspension point in left and right of described front suspension, and the position of two suspension point in left and right of described rear suspension, be provided with a set of bob stop gear.
6. cab suspension connection structure as claimed in claim 5, it is characterized in that: the bob stop gear arranged in the position of two suspension point in left and right of described front suspension comprises the limiting bracket (5) be hinged on described front suspension, one end of described limiting bracket (5) is connected with the support of air bellow (3), described limiting bracket (5) is provided with on first near one end of air bellow (3) and jumps limiting stopper (6), and the other end of described limiting bracket (5) is provided with first time and jumps limiting stopper (7).
7. cab suspension connection structure as claimed in claim 5, it is characterized in that: the bob stop gear that the position of two suspension point in left and right of suspension is arranged in the rear comprises spacing framework (12), upper end and the described rear suspension of described spacing framework (12) are fixed, limiting stopper (8) is jumped as second time in the upper end of described spacing framework (12), limiting stopper (9) is jumped in the lower end of described spacing framework (12) on second, bearing pin (10) is equipped with in described spacing framework (12), described bearing pin (10) can relative to described spacing framework (12) up-and-down movement, the both sides of described bearing pin (10) are arranged on the bracing frame (11) of air bellow (3) side, described bearing pin (10) can also be provided with rubber coating (13).
8. a wheel crane, is characterized in that: comprise the cab suspension connection structure as described in any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410667371.5A CN104443071A (en) | 2014-11-20 | 2014-11-20 | Cab suspension connecting structure and wheel crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410667371.5A CN104443071A (en) | 2014-11-20 | 2014-11-20 | Cab suspension connecting structure and wheel crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104443071A true CN104443071A (en) | 2015-03-25 |
Family
ID=52890012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410667371.5A Pending CN104443071A (en) | 2014-11-20 | 2014-11-20 | Cab suspension connecting structure and wheel crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104443071A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110466624A (en) * | 2019-08-27 | 2019-11-19 | 北京航天发射技术研究所 | Integral type driver's cabin bogey |
| CN112272621A (en) * | 2018-05-04 | 2021-01-26 | 亨德里克森美国有限责任公司 | Suspension stroke control system |
| CN119796351A (en) * | 2025-03-14 | 2025-04-11 | 潍柴雷沃(潍坊)农业装备有限公司 | Semi-air suspension system for tractor cab and tractor |
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|---|---|---|---|---|
| US6029764A (en) * | 1997-11-12 | 2000-02-29 | Case Corporation | Coordinated control of an active suspension system for a work vehicle |
| CN2761494Y (en) * | 2004-10-13 | 2006-03-01 | 北京理工大学 | New type ultra-low floor electric bus |
| US20070267894A1 (en) * | 2005-05-19 | 2007-11-22 | Van Den Brink Joel D | Lateral control rod for a cab suspension system |
| CN202320552U (en) * | 2011-11-18 | 2012-07-11 | 第一拖拉机股份有限公司 | Suspension device of wheeled tractor cabs |
| CN202463950U (en) * | 2011-12-26 | 2012-10-03 | 陕西通力专用汽车有限责任公司 | Safe suspension device of cab |
| CN203766914U (en) * | 2014-04-02 | 2014-08-13 | 山东美晨科技股份有限公司 | Novel front suspension of cab |
| CN204279670U (en) * | 2014-11-20 | 2015-04-22 | 徐州重型机械有限公司 | A kind of cab suspension connection structure and wheel crane |
-
2014
- 2014-11-20 CN CN201410667371.5A patent/CN104443071A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6029764A (en) * | 1997-11-12 | 2000-02-29 | Case Corporation | Coordinated control of an active suspension system for a work vehicle |
| CN2761494Y (en) * | 2004-10-13 | 2006-03-01 | 北京理工大学 | New type ultra-low floor electric bus |
| US20070267894A1 (en) * | 2005-05-19 | 2007-11-22 | Van Den Brink Joel D | Lateral control rod for a cab suspension system |
| CN202320552U (en) * | 2011-11-18 | 2012-07-11 | 第一拖拉机股份有限公司 | Suspension device of wheeled tractor cabs |
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| CN203766914U (en) * | 2014-04-02 | 2014-08-13 | 山东美晨科技股份有限公司 | Novel front suspension of cab |
| CN204279670U (en) * | 2014-11-20 | 2015-04-22 | 徐州重型机械有限公司 | A kind of cab suspension connection structure and wheel crane |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112272621A (en) * | 2018-05-04 | 2021-01-26 | 亨德里克森美国有限责任公司 | Suspension stroke control system |
| CN112272621B (en) * | 2018-05-04 | 2024-10-15 | 亨德里克森美国有限责任公司 | Suspension travel control system |
| CN110466624A (en) * | 2019-08-27 | 2019-11-19 | 北京航天发射技术研究所 | Integral type driver's cabin bogey |
| CN119796351A (en) * | 2025-03-14 | 2025-04-11 | 潍柴雷沃(潍坊)农业装备有限公司 | Semi-air suspension system for tractor cab and tractor |
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Application publication date: 20150325 |
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