CN100391754C - Sectional swing pontoon of car - Google Patents
Sectional swing pontoon of car Download PDFInfo
- Publication number
- CN100391754C CN100391754C CNB2005102006681A CN200510200668A CN100391754C CN 100391754 C CN100391754 C CN 100391754C CN B2005102006681 A CNB2005102006681 A CN B2005102006681A CN 200510200668 A CN200510200668 A CN 200510200668A CN 100391754 C CN100391754 C CN 100391754C
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- Prior art keywords
- arm
- car
- swing
- pontoon
- locking
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The present invention relates to a sectional swinging-arm pontoon of a car. The present invention has the characteristics that one end of each sectional car-bridge axis is hinged on a swinging arm, and the other end is connected with a steering knuckle assembly; both of the two sectional car-bridge axes symmetrically and respectively arranged at both ends of a central axis of the car; a swinging arm axis connected to the swinging arm is hinged with a swinging arm supporting frame. A pushing arm is connected to the swinging arm, and the pontoon can raise or descend driven by the movement of a lifting air chamber push rod. The present invention has the advantages that the sectional swinging-arm pontoon of the car is not constrained by a driving axis, which can be respectively installed in the front or at the back of a rear bridge of the car and can also be simultaneously installed in the front and at the back of the rear bridge of the car, and thereby, the rationality of the car is improved, and the loading capacity of the car is increased. The loading capacity of the pontoon can be adjusted by the working pressure of the lifting air chamber. When the pontoon runs following the car turning, tires can turn, do not slide to generate pull prints, and is difficult to generate eccentric wear and to be damaged; when the pontoon is lifted, the terrain clearance of the tires is high, the passing performance of the running of the car is good, the friction to the ground can be reduced, and the oil consumption is saved.
Description
Technical field
The present invention relates to a kind of sectional swing pontoon of car that promotes of automobile carrying.
Background technology
Existing automobile pontoon bridge because of being subjected to the constraint of propeller-shaft, mostly adopts gasbag seat cushion pontoon bridge or swing pontoon.Gasbag seat cushion pontoon bridge is installed in the front of automobile axle, but because of being subjected to the influence of transmission shaft, the height that promotes pontoon bridge is restricted, terrain clearance is low, and the through performance of running car is poor, and the lifting of pontoon bridge is entirely by air bag, therefore, the manufacturing cost height of pontoon bridge, and also the service life of air bag is short.Swing pontoon (Hyundai product) can only be installed in the back of automobile axle because of being subjected to the constraint of transmission shaft, and tire can not turn to, and when automobile turning travelled, tire easily slided and drags seal, eccentric wear rapid wear.
Summary of the invention
Purpose of the present invention just provides a kind of transmission shaft that is not subjected to and retrains, and can be installed in the front or the back of automobile axle respectively, can also be installed in the front and back of automobile axle simultaneously, thereby improves the reasonableness of automobile, increases the ability of automobile.The load-carrying capacity of this pontoon bridge can also be adjusted by the operation pressure of lifting air chamber simultaneously.When pontoon bridge travelled with automobile turning, tire can turn to, and do not slide and drag seal, eccentric wear rapid wear not, the terrain clearance height of tire when promoting pontoon bridge, the through performance of running car is good, can reduce ground-surface friction, saves the sectional swing pontoon of car of oil consumption.
Solution of the present invention is such: an end of broken bridge of car axle is to be hinged in the swing arm of swing, and the other end is to be connected with knuckle assembly; Two broken bridge of car axles are the symmetrical expression branch and are listed in autocentre axle two ends; The bonded assembly arm shaft is hinged with the swing arm support in the swing arm.Thereby the broken bridge of car axle do not retrain by transmission shaft, can be installed in the front or the back of automobile axle respectively, can also be installed in the front and back of automobile axle simultaneously.
Between tierod and broken bridge of car axle, be connected with the elastomeric automatic resetting device that turns to.
Swing arm is to be connected with arm shaft, and arm shaft is connected with push arm, and an end of push arm is to be connected with the push rod of lifting air chamber, constitutes the motion of lifting air chamber push rod, can drive the lifting or the decline of pontoon bridge.
Advantage of the present invention is not retrained by transmission shaft, can be installed in the front or the back of automobile axle respectively, can also be installed in the front and back of automobile axle simultaneously, thereby improves the reasonableness of automobile, increases the load-carrying capacity of automobile.The load-carrying capacity of this pontoon bridge can also be adjusted by the operation pressure of lifting air chamber simultaneously.When pontoon bridge travelled with automobile turning, tire can turn to, and do not slide and drag seal, eccentric wear rapid wear not, the terrain clearance height of tire when promoting pontoon bridge, the through performance of running car is good, can reduce ground-surface friction, saves oil consumption.
Description of drawings
Accompanying drawing is embodiments of the invention.
Accompanying drawing 1 is installed in working state figure on the automobile chassis frame for pontoon bridge.
Accompanying drawing 2 is a sectional type axle assembly working state figure.
Working state figure when accompanying drawing 4 promotes for pontoon bridge.
Working state figure when accompanying drawing 5 descends for pontoon bridge.
Accompanying drawing 6 is installed in automobile axle fwd working state figure for pontoon bridge.
Accompanying drawing 7 is installed in the working state figure of automobile axle back for pontoon bridge.
Accompanying drawing 8 is installed in the working state figure of automobile axle front and back for pontoon bridge.
Accompanying drawing 9 is a not working state figure of lockable mechanism.
Accompanying drawing 10 is the lockable mechanism working state figure.
Accompanying drawing 11 is that pontoon bridge is installed in the structural representation on the automobile chassis frame.
The specific embodiment
The present invention includes sectional type axle assembly 1, swing arm 2, arm shaft 3, arm shaft support 4, push arm 5, swing arm trammel beam 6, transmission shaft 7, cross member of frame 8, chassis side rail 9, locking rod 10, locking air chamber 11, lifting air chamber 12, electric control system 13, wheel and tire assembly 14, wheel hub and brake wheel 15, brake system 16, knuckle assembly 17, track arm 18, broken bridge of car axle 19, turn to automatic resetting device support 20, turn to automatic resetting device 21, tierod 22, source switch 23, air receiver 24, check valve 25, limiting valve 26, two-position-five-way solenoid valve 27, safety valve 28, combined control valve 29, preceding more relay valve 30, limiting valve 31, locking fork 32.
One end of broken bridge of car axle 19 is to be hinged in the swing arm 2 of swing, and the other end is to be connected with knuckle assembly 17; Two broken bridge of car axles 19 are the symmetrical expression branch and are listed in autocentre axle two ends; Bonded assembly arm shaft 3 is hinged with swing arm support 4 in the swing arm 2.The knuckle assembly 17 usefulness tierods 22 at two ends connect.Between tierod 22 and broken bridge of car axle 19, be connected with the elastomeric automatic resetting device 21 that turns to, elasticity automatic resetting device 21 is installed in two and turns between the automatic resetting device support 20, and present embodiment is to adopt spring as the elasticity automatic resetting device.
In swing arm 2 is to be connected with the push rod of lifting air chamber 12.In the present embodiment, swing arm 2 is to be connected with arm shaft 3, and arm shaft 3 is connected with push arm 5, and an end of push arm 5 is to be connected with the push rod of lifting air chamber 12.During the pushrod movement of lifting air chamber 12, promote push arm 5, drive that arm shaft 3 rotates, swing arm 2 swings, thereby drive broken bridge of car axle 19 up-and-down movements.
Broken bridge of car axle 19 is provided with the lockable mechanism of locking broken bridge of car axle 19, and lockable mechanism is locked broken bridge of car axle 19 when locking.Described lockable mechanism has the locking fork 32 in swing arm of being hinged on 2, and locking fork 32 is connected with the push arm of locking air chamber 11.Described locking fork 32 is connected the push arm that is meant locking air chamber 11 with the push arm of locking air chamber 11 hinged with the locking rod 10 that is hinged in the swing arm 2, and locking rod 10 is connected with locking fork 32.
Described swing arm 2 has the extension arm under being tilted to.Extension arm place under swing arm 2 is tilted to is equipped with swing arm trammel beam 6.At push arm 5 extension arm under being tilted to is arranged.Extension arm place under push arm 5 is tilted to is equipped with swing arm trammel beam 6.
Symmetrical two broken bridge of car axles 19 are installed knuckle assembly 17, wheel hub and brake wheel 15, brake system 16, wheel and tire assembly 14 respectively, and the track arm 18 of knuckle assembly 17 lower ends links to each other with tierod 22.The end of broken bridge of car axle 19 and two ends, tierod 22 left and right sides are installed and are turned to 20 supportings of automatic resetting device support to turn to automatic resetting device 21 composition segmentation axle assemblys 1.
Shown in figure (1,11); Two broken bridge of car axles 19 are installed on swing arm 2 on the left-right symmetric arm shaft 3 and the push arm 5 supporting-point for carrying respectively about sectional type axle assembly 1.Swing arm 2 is captiveed joint with arm shaft 3; Push arm 5 is connected with the end spline of arm shaft 3, and the middle part of arm shaft 3 and arm shaft support 4 are movably hinged, and is installed in the supporting-point for installing on the automobile chassis frame left-right longeron 9 by arm shaft support 4.The swing arm 2 and push arm 5 other ends are also installed swing arm trammel beam 6, and the locking rod 10 that prevents that broken bridge of car axle 19 from rotating also has been installed in the swing arm 2, and the other end of push arm 5 is connected with the push rod of lifting air chamber 12 on being installed in cross member of frame 8.
As shown in Figure 3: lifting air chamber 12 is when initial condition, because lifting air chamber 12 back cavities are installed the stored energy spring, under the effect of spring force, the push rod of lifting air chamber 12 is in the release location, and pontoon bridge is in the lifting state.During the decline pontoon bridge, stir source switch 23 connection lowering positions and open two-position-five-way solenoid valve 27, the high pressure gas of air receiver 24 is through check valve 25, pressure regulating valve 26, safety valve 28 enters combined control valve 29 through the A pipeline, under the effect of combined control valve 29, open preceding more relay valve 30, after the high pressure gas of air receiver 24 is introduced into the locking of locking air chamber 11 contact broken bridge of car axles 19, combined control valve 29 begins to export the epitrochoidal chamber A that high pressure gas enters lifting air chamber 12, the push rod of lifting air chamber 12 retraction pulling push arm 5 makes arm shaft 3 rotate around arm shaft support 4, the swing arm 2 decline pontoon bridge that down moves.After lifting air chamber 12 push rods bounced back to zero-bit, combined control valve 29 stopped preceding more relay valve 30, locking air chamber 11 air feed, the rotation of locking rod 10 locking broken bridge of car axles 19 under the effect of locking air chamber 11 spring forces.The high pressure gas that has entered lifting air chamber 12 epitrochoidal chamber A has formed osed top high-pressure working chamber A, thereby the swing of control swing arm 2 reaches the carrying of pontoon bridge.When promoting pontoon bridge, stir source switch 23 and connect raised position, open the anticyclonic pressure that two-position-five-way solenoid valve 27 makes pipeline B and enter combined control valve 29, under the effect of combined control valve 29, open preceding more relay valve 30, after the high pressure gas of air receiver 24 enters the locking of locking air chamber 11 releasing broken bridge of car axles 19, the high pressure gas that combined control valve 29 begins to export enters the back cavity B of lifting air chamber 12 through limiting valve 31, under the effect of high pressure gas and energy stroage spring, the push rod of lifting air chamber 12 promotes push arm 5 makes arm shaft 3 rotate around arm shaft support 4, and swing arm 2 is up moved and promoted pontoon bridge.After lifting air chamber 12 push rods were released the stroke maximum, combined control valve 29 stopped preceding more relay valve 30, locking air chamber 11 air feed, the rotation of locking rod 10 locking broken bridge of car axles 19 under the effect of locking air chamber 11 spring forces.Pontoon bridge is in the lifting state.
The lifting air chamber 12 of present embodiment and locking air chamber 11 are to adopt air operated control, in addition, can also adopt fluid control or electronic control.
Claims (6)
1. sectional swing pontoon of car, an end that it is characterized in that two broken bridge of car axles (19) is in the swing arm (2) that is hinged on swing, the other end is to be connected with knuckle assembly (17); Two broken bridge of car axles (19) are the symmetrical expression branch and are listed in autocentre axle two ends; It is hinged with swing arm support (4) that bonded assembly arm shaft (3) is gone up in swing arm (2), and arm shaft support (4) is installed in automobile chassis frame left-right longeron (9); The knuckle assembly at two ends (17) connects with tierod (22); Swing arm (2) is to be connected with arm shaft (3), arm shaft (3) is connected with push arm (5), one end of push arm (5) is to be connected with the push rod of lifting air chamber (12), during the pushrod movement of lifting air chamber (12), promote push arm (5), drive arm shaft (3) rotation, swing arm (2) swing, thereby drive broken bridge of car axle (19) up-and-down movement; Broken bridge of car axle (19) is provided with the lockable mechanism of locking broken bridge of car axle (19), and lockable mechanism is locked broken bridge of car axle (19) when locking.
2. sectional swing pontoon of car according to claim 1 is characterized in that being connected with the elastomeric automatic resetting device (21) that turns between tierod (22) and broken bridge of car axle (19).
3. sectional swing pontoon of car according to claim 1 is characterized in that described lockable mechanism has the locking fork (32) in swing arm of being hinged on (2), and locking fork (32) is connected with the push arm of locking air chamber (11).
4. sectional swing pontoon of car according to claim 3, it is hinged with the locking rod (10) that is hinged in the swing arm (2) to it is characterized in that described locking fork (32) is connected the push arm that is meant locking air chamber (11) with the push arm of locking air chamber (11), and locking rod (10) is connected with locking fork (32).
5. sectional swing pontoon of car according to claim 1 is characterized in that described swing arm (2) has the extension arm under being tilted to; Push arm (5) has the extension arm under being tilted to.
6. root sectional swing pontoon of car according to claim 5 is characterized in that the extension arm place under swing arm (2) is tilted to is equipped with swing arm trammel beam (6); Extension arm place under push arm (5) is tilted to is equipped with swing arm trammel beam (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005102006681A CN100391754C (en) | 2005-11-02 | 2005-11-02 | Sectional swing pontoon of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005102006681A CN100391754C (en) | 2005-11-02 | 2005-11-02 | Sectional swing pontoon of car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1760053A CN1760053A (en) | 2006-04-19 |
| CN100391754C true CN100391754C (en) | 2008-06-04 |
Family
ID=36706318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005102006681A Expired - Fee Related CN100391754C (en) | 2005-11-02 | 2005-11-02 | Sectional swing pontoon of car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100391754C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587363B (en) * | 2012-08-16 | 2017-05-10 | 金华青年汽车制造有限公司 | Double-swing-arm breaking type front axle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4157188A (en) * | 1977-06-13 | 1979-06-05 | Sims Royal W | Tag axle support for concrete mixer units |
| US4773670A (en) * | 1987-02-06 | 1988-09-27 | Raidel Ii John E | Suspension system with wishbone stabilization assembly |
| US6435526B1 (en) * | 1998-04-29 | 2002-08-20 | Scania Cv Aktiebolag | Axle lifting device for a vehicle |
| CN2623486Y (en) * | 2003-04-22 | 2004-07-07 | 青岛方正机械有限公司 | Air suspension elevating mechanism for automobile |
| CN2711002Y (en) * | 2004-07-26 | 2005-07-20 | 中国重型汽车集团有限公司 | Four-shaft heavy lorry under carriage with lifting-able rear axle |
-
2005
- 2005-11-02 CN CNB2005102006681A patent/CN100391754C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4157188A (en) * | 1977-06-13 | 1979-06-05 | Sims Royal W | Tag axle support for concrete mixer units |
| US4773670A (en) * | 1987-02-06 | 1988-09-27 | Raidel Ii John E | Suspension system with wishbone stabilization assembly |
| US6435526B1 (en) * | 1998-04-29 | 2002-08-20 | Scania Cv Aktiebolag | Axle lifting device for a vehicle |
| CN2623486Y (en) * | 2003-04-22 | 2004-07-07 | 青岛方正机械有限公司 | Air suspension elevating mechanism for automobile |
| CN2711002Y (en) * | 2004-07-26 | 2005-07-20 | 中国重型汽车集团有限公司 | Four-shaft heavy lorry under carriage with lifting-able rear axle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1760053A (en) | 2006-04-19 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080604 Termination date: 20131102 |